# $Id: Head.U,v 3.0.1.9 1997/02/28 15:02:09 ram Exp $
#
-# Generated on Fri Sep 13 16:29:01 METDST 2002 [metaconfig 3.0 PL70]
+# Generated on Wed Apr 16 12:35:41 EET DST 2003 [metaconfig 3.0 PL70]
# (with additional metaconfig patches by perlbug@perl.org)
cat >c1$$ <<EOF
(exit $?0) || exec sh $0 $argv:q
rm -f c1$$ c2$$
+if test -f /dev/cputype -a -f /dev/drivers -a -f /dev/osversion; then
+ cat >&4 <<EOF
+***
+*** I'm sorry but this system looks like Plan 9 and Plan 9 doesn't do
+*** Configure that well. (Plan 9 is close to UNIX but not close enough.)
+*** Please read the README.plan9 for further instructions.
+*** Cannot continue, aborting.
+***
+EOF
+ exit 1
+fi
+
: compute my invocation name
me=$0
case "$0" in
: Proper separator for the PATH environment variable
p_=:
: On OS/2 this directory should exist if this is not floppy only system :-]
-if test -d c:/. ; then
+if test -d c:/. || ( uname -a | grep -i 'os\(/\|\)2' ) 2>&1 >/dev/null ; then
if test -n "$OS2_SHELL"; then
p_=\;
PATH=`cmd /c "echo %PATH%" | tr '\\\\' / `
OS2_SHELL=`cmd /c "echo %OS2_SHELL%" | tr '\\\\' / | tr '[A-Z]' '[a-z]'`
+ is_os2=yes
elif test -n "$DJGPP"; then
case "X${MACHTYPE:-nonesuchmach}" in
*cygwin) ;;
test -d UU || mkdir UU
cd UU && rm -f ./*
-
ccname=''
ccversion=''
ccsymbols=''
d__fwalk=''
d_access=''
d_accessx=''
+d_aintl=''
d_alarm=''
asctime_r_proto=''
d_asctime_r=''
d_void_closedir=''
d_cmsghdr_s=''
d_const=''
+d_copysignl=''
cryptlib=''
d_crypt=''
crypt_r_proto=''
gnulibc_version=''
d_hasmntopt=''
d_htonl=''
+d_ilogbl=''
d_inetaton=''
d_int64_t=''
d_isascii=''
d_msgsnd=''
d_msync=''
d_munmap=''
+d_nanosleep=''
d_nice=''
d_nl_langinfo=''
d_off64_t=''
d_safemcpy=''
d_sanemcmp=''
d_sbrkproto=''
+d_scalbnl=''
d_select=''
d_sem=''
d_semctl=''
fflushall=''
fpossize=''
fpostype=''
+gccansipedantic=''
gccosandvers=''
gccversion=''
gidformat=''
groupstype=''
h_fcntl=''
h_sysfile=''
+html1dir=''
+html1direxp=''
+installhtml1dir=''
+html3dir=''
+html3direxp=''
+installhtml3dir=''
i_arpainet=''
i_crypt=''
db_hashtype=''
installsitebin=''
sitebin=''
sitebinexp=''
+installsitehtml1=''
+sitehtml1=''
+sitehtml1exp=''
+installsitehtml3=''
+sitehtml3=''
+sitehtml3exp=''
installsitelib=''
sitelib=''
sitelib_stem=''
sitelibexp=''
+installsiteman1=''
+siteman1=''
+siteman1exp=''
+installsiteman3=''
+siteman3=''
+siteman3exp=''
siteprefix=''
siteprefixexp=''
+installsitescript=''
+sitescript=''
+sitescriptexp=''
sizesize=''
sizetype=''
so=''
installvendorbin=''
vendorbin=''
vendorbinexp=''
+installvendorhtml1=''
+vendorhtml1=''
+vendorhtml1exp=''
+installvendorhtml3=''
+vendorhtml3=''
+vendorhtml3exp=''
d_vendorlib=''
installvendorlib=''
vendorlib=''
vendorlib_stem=''
vendorlibexp=''
+installvendorman1=''
+vendorman1=''
+vendorman1exp=''
+installvendorman3=''
+vendorman3=''
+vendorman3exp=''
usevendorprefix=''
vendorprefix=''
vendorprefixexp=''
+d_vendorscript=''
+installvendorscript=''
+vendorscript=''
+vendorscriptexp=''
versiononly=''
defvoidused=''
voidflags=''
pm_apiversion=''
xs_apiversion=''
-gccansipedantic=''
yacc=''
yaccflags=''
CONFIG=''
elif test -n "$DJGPP"; then
: DOS DJGPP
_exe=".exe"
-elif test -d c:/. ; then
+elif test -d c:/. -o -n "$is_os2" ; then
: OS/2 or cygwin
_exe=".exe"
fi
i_whoami=''
-ccname=''
-ccversion=''
-perllibs=''
-: set useposix=false in your hint file to disable the POSIX extension.
-useposix=true
-: set useopcode=false in your hint file to disable the Opcode extension.
-useopcode=true
-: Trailing extension. Override this in a hint file, if needed.
-: Extra object files, if any, needed on this platform.
-archobjs=''
-archname=''
: Possible local include directories to search.
: Set locincpth to "" in a hint file to defeat local include searches.
locincpth="/usr/local/include /opt/local/include /usr/gnu/include"
: no include file wanted by default
inclwanted=''
+siteman1=''
+siteman3=''
+sitescript=''
+: Trailing extension. Override this in a hint file, if needed.
+: Extra object files, if any, needed on this platform.
+archobjs=''
groupstype=''
libnames=''
: change the next line if compiling for Xenix/286 on Xenix/386
libswanted=''
: some systems want to use only the non-versioned libso:s
ignore_versioned_solibs=''
+: full support for void wanted by default
+defvoidused=15
+
+ccname=''
+ccversion=''
+perllibs=''
+: set useposix=false in your hint file to disable the POSIX extension.
+useposix=true
+: set useopcode=false in your hint file to disable the Opcode extension.
+useopcode=true
archname64=''
ccflags_uselargefiles=''
ldflags_uselargefiles=''
libswanted_uselargefiles=''
: set usemultiplicity on the Configure command line to enable multiplicity.
: set usesocks on the Configure command line to enable socks.
+archname=''
: set usethreads on the Configure command line to enable threads.
usereentrant='undef'
-: full support for void wanted by default
-defvoidused=15
-
: List of libraries we want.
: If anyone needs -lnet, put it in a hint file.
libswanted='sfio socket bind inet nsl nm ndbm gdbm dbm db malloc dl'
libswanted="$libswanted dld ld sun m c cposix posix"
libswanted="$libswanted ndir dir crypt sec"
-libswanted="$libswanted ucb bsd BSD PW x util"
+libswanted="$libswanted ucb bsd BSD PW x util rt posix4"
: We probably want to search /usr/shlib before most other libraries.
: This is only used by the lib/ExtUtils/MakeMaker.pm routine extliblist.
glibpth=`echo " $glibpth " | sed -e 's! /usr/shlib ! !'`
elif test -f \$dir/\$thing.exe; then
if test -n "$DJGPP"; then
echo \$dir/\$thing.exe
- else
+ elif test "$eunicefix" != ":"; then
: on Eunice apparently
echo \$dir/\$thing
+ exit 0
fi
exit 0
fi
openbsd) osname=openbsd
osvers="$3"
;;
+ os2) osname=os2
+ osvers="$4"
+ ;;
POSIX-BC | posix-bc ) osname=posix-bc
osvers="$3"
;;
osf1|mls+) case "$5" in
alpha)
osname=dec_osf
- osvers=`sizer -v | awk '{print $3}' | tr '[A-Z]' '[a-z]' | sed 's/^[xvt]//'`
+ osvers=`sizer -v | awk -FUNIX '{print $2}' | awk '{print $1}' | tr '[A-Z]' '[a-z]' | sed 's/^[xvt]//'`
case "$osvers" in
[1-9].[0-9]*) ;;
*) osvers=`echo "$3" | sed 's/^[xvt]//'` ;;
osname=news_os
fi
$rm -f UU/kernel.what
- elif test -d c:/.; then
+ elif test -d c:/. -o -n "$is_os2" ; then
set X $myuname
osname=os2
osvers="$5"
printf("%s\n", "1");
#endif
#endif
- exit(0);
+ return(0);
}
EOM
if $cc -o try $ccflags $ldflags try.c; then
case "$gccversion" in
'') echo "You are not using GNU cc." ;;
*) echo "You are using GNU cc $gccversion."
- ccname=gcc
+ ccname=gcc
;;
esac
else
echo "main(){}">try.c
for incdir in $locincpth; do
warn=`$cc $ccflags -I$incdir -c try.c 2>&1 | \
- grep '^cc1: warning: changing search order '`
+ grep '^c[cp]p*[01]: warning: changing search order '`
if test "X$warn" != X; then
locincpth=`echo " $locincpth " | sed "s! $incdir ! !"`
fi
'') firstmakefile='makefile';;
esac
+case "$ccflags" in
+*-DUSE_LONG_DOUBLE*|*-DUSE_MORE_BITS*) uselongdouble="$define" ;;
+esac
+
+case "$uselongdouble" in
+$define|true|[yY]*) dflt='y';;
+*) dflt='n';;
+esac
+cat <<EOM
+
+Perl can be built to take advantage of long doubles which
+(if available) may give more accuracy and range for floating point numbers.
+
+If this doesn't make any sense to you, just accept the default '$dflt'.
+EOM
+rp='Try to use long doubles if available?'
+. ./myread
+case "$ans" in
+y|Y) val="$define" ;;
+*) val="$undef" ;;
+esac
+set uselongdouble
+eval $setvar
+
+case "$uselongdouble" in
+true|[yY]*) uselongdouble="$define" ;;
+esac
+
+case "$uselongdouble" in
+$define)
+: Look for a hint-file generated 'call-back-unit'. If the
+: user has specified that long doubles should be used,
+: we may need to set or change some other defaults.
+ if $test -f uselongdouble.cbu; then
+ echo "Your platform has some specific hints for long doubles, using them..."
+ . ./uselongdouble.cbu
+ else
+ $cat <<EOM
+(Your platform doesn't have any specific hints for long doubles.)
+EOM
+ fi
+ ;;
+esac
+
: Looking for optional libraries
echo " "
echo "Checking for optional libraries..." >&4
echo "Checking your choice of C compiler and flags for coherency..." >&4
$cat > try.c <<'EOF'
#include <stdio.h>
-int main() { printf("Ok\n"); exit(0); }
+int main() { printf("Ok\n"); return(0); }
EOF
set X $cc -o try $optimize $ccflags $ldflags try.c $libs
shift
shift;
$cc -o ${mc_file} $optimize $ccflags $ldflags $* ${mc_file}.c $libs;'
-: check for lengths of integral types
-echo " "
-case "$intsize" in
-'')
- echo "Checking to see how big your integers are..." >&4
- $cat >try.c <<'EOCP'
-#include <stdio.h>
-int main()
-{
- printf("intsize=%d;\n", (int)sizeof(int));
- printf("longsize=%d;\n", (int)sizeof(long));
- printf("shortsize=%d;\n", (int)sizeof(short));
- exit(0);
-}
-EOCP
- set try
- if eval $compile_ok && $run ./try > /dev/null; then
- eval `$run ./try`
- echo "Your integers are $intsize bytes long."
- echo "Your long integers are $longsize bytes long."
- echo "Your short integers are $shortsize bytes long."
- else
- $cat >&4 <<EOM
-!
-Help! I can't compile and run the intsize test program: please enlighten me!
-(This is probably a misconfiguration in your system or libraries, and
-you really ought to fix it. Still, I'll try anyway.)
-!
-EOM
- dflt=4
- rp="What is the size of an integer (in bytes)?"
- . ./myread
- intsize="$ans"
- dflt=$intsize
- rp="What is the size of a long integer (in bytes)?"
- . ./myread
- longsize="$ans"
- dflt=2
- rp="What is the size of a short integer (in bytes)?"
- . ./myread
- shortsize="$ans"
- fi
- ;;
-esac
-$rm -f try try.*
-
-: check for long long
-echo " "
-echo "Checking to see if you have long long..." >&4
-echo 'int main() { long long x = 7; return 0; }' > try.c
-set try
-if eval $compile; then
- val="$define"
- echo "You have long long."
-else
- val="$undef"
- echo "You do not have long long."
-fi
-$rm try.*
-set d_longlong
-eval $setvar
-
-: check for length of long long
-case "${d_longlong}${longlongsize}" in
-$define)
- echo " "
- echo "Checking to see how big your long longs are..." >&4
- $cat >try.c <<'EOCP'
-#include <stdio.h>
-int main()
-{
- printf("%d\n", (int)sizeof(long long));
- return(0);
-}
-EOCP
- set try
- if eval $compile_ok; then
- longlongsize=`$run ./try`
- echo "Your long longs are $longlongsize bytes long."
- else
- dflt='8'
- echo " "
- echo "(I can't seem to compile the test program. Guessing...)"
- rp="What is the size of a long long (in bytes)?"
- . ./myread
- longlongsize="$ans"
- fi
- if $test "X$longsize" = "X$longlongsize"; then
- echo "(That isn't any different from an ordinary long.)"
- fi
- ;;
-esac
-$rm -f try.* try
-
: determine filename position in cpp output
echo " "
echo "Computing filename position in cpp output for #include directives..." >&4
case "$osname" in
vos) cppfilter="tr '\\\\>' '/' |" ;; # path component separator is >
+os2) cppfilter="sed -e 's|\\\\\\\\|/|g' |" ;; # path component separator is \
*) cppfilter='' ;;
esac
: locate header file
set $yyy; shift; shift; yyy=$@;
done'
-: see if inttypes.h is available
-: we want a real compile instead of Inhdr because some systems
-: have an inttypes.h which includes non-existent headers
+: see if stdlib is available
+set stdlib.h i_stdlib
+eval $inhdr
+
+: check for lengths of integral types
echo " "
-$cat >try.c <<EOCP
-#include <inttypes.h>
-int main() {
- static int32_t foo32 = 0x12345678;
+case "$intsize" in
+'')
+ echo "Checking to see how big your integers are..." >&4
+ $cat >try.c <<EOCP
+#include <stdio.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
+int main()
+{
+ printf("intsize=%d;\n", (int)sizeof(int));
+ printf("longsize=%d;\n", (int)sizeof(long));
+ printf("shortsize=%d;\n", (int)sizeof(short));
+ exit(0);
}
EOCP
+ set try
+ if eval $compile_ok && $run ./try > /dev/null; then
+ eval `$run ./try`
+ echo "Your integers are $intsize bytes long."
+ echo "Your long integers are $longsize bytes long."
+ echo "Your short integers are $shortsize bytes long."
+ else
+ $cat >&4 <<EOM
+!
+Help! I can't compile and run the intsize test program: please enlighten me!
+(This is probably a misconfiguration in your system or libraries, and
+you really ought to fix it. Still, I'll try anyway.)
+!
+EOM
+ dflt=4
+ rp="What is the size of an integer (in bytes)?"
+ . ./myread
+ intsize="$ans"
+ dflt=$intsize
+ rp="What is the size of a long integer (in bytes)?"
+ . ./myread
+ longsize="$ans"
+ dflt=2
+ rp="What is the size of a short integer (in bytes)?"
+ . ./myread
+ shortsize="$ans"
+ fi
+ ;;
+esac
+$rm -f try try.*
+
+: check for long long
+echo " "
+echo "Checking to see if you have long long..." >&4
+echo 'int main() { long long x = 7; return 0; }' > try.c
set try
if eval $compile; then
- echo "<inttypes.h> found." >&4
val="$define"
+ echo "You have long long."
else
- echo "<inttypes.h> NOT found." >&4
val="$undef"
+ echo "You do not have long long."
fi
-$rm -f try.c try
-set i_inttypes
+$rm try.*
+set d_longlong
eval $setvar
-: check for int64_t
-echo " "
-echo "Checking to see if you have int64_t..." >&4
-$cat >try.c <<EOCP
+: check for length of long long
+case "${d_longlong}${longlongsize}" in
+$define)
+ echo " "
+ echo "Checking to see how big your long longs are..." >&4
+ $cat >try.c <<'EOCP'
+#include <stdio.h>
+int main()
+{
+ printf("%d\n", (int)sizeof(long long));
+ return(0);
+}
+EOCP
+ set try
+ if eval $compile_ok; then
+ longlongsize=`$run ./try`
+ echo "Your long longs are $longlongsize bytes long."
+ else
+ dflt='8'
+ echo " "
+ echo "(I can't seem to compile the test program. Guessing...)"
+ rp="What is the size of a long long (in bytes)?"
+ . ./myread
+ longlongsize="$ans"
+ fi
+ if $test "X$longsize" = "X$longlongsize"; then
+ echo "(That isn't any different from an ordinary long.)"
+ fi
+ ;;
+esac
+$rm -f try.* try
+
+: see if inttypes.h is available
+: we want a real compile instead of Inhdr because some systems
+: have an inttypes.h which includes non-existent headers
+echo " "
+$cat >try.c <<EOCP
+#include <inttypes.h>
+int main() {
+ static int32_t foo32 = 0x12345678;
+}
+EOCP
+set try
+if eval $compile; then
+ echo "<inttypes.h> found." >&4
+ val="$define"
+else
+ echo "<inttypes.h> NOT found." >&4
+ val="$undef"
+fi
+$rm -f try.c try
+set i_inttypes
+eval $setvar
+
+: check for int64_t
+echo " "
+echo "Checking to see if you have int64_t..." >&4
+$cat >try.c <<EOCP
#include <sys/types.h>
#$i_inttypes I_INTTYPES
#ifdef I_INTTYPES
;;
esac
+: check for length of double
echo " "
-echo "Checking for GNU C Library..." >&4
-cat >try.c <<'EOCP'
-/* Find out version of GNU C library. __GLIBC__ and __GLIBC_MINOR__
- alone are insufficient to distinguish different versions, such as
- 2.0.6 and 2.0.7. The function gnu_get_libc_version() appeared in
- libc version 2.1.0. A. Dougherty, June 3, 2002.
-*/
+case "$doublesize" in
+'')
+ echo "Checking to see how big your double precision numbers are..." >&4
+ $cat >try.c <<EOCP
#include <stdio.h>
-int main(void)
-{
-#ifdef __GLIBC__
-# ifdef __GLIBC_MINOR__
-# if __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1
-# include <gnu/libc-version.h>
- printf("%s\n", gnu_get_libc_version());
-# else
- printf("%d.%d\n", __GLIBC__, __GLIBC_MINOR__);
-# endif
-# else
- printf("%d\n", __GLIBC__);
-# endif
- return 0;
-#else
- return 1;
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
#endif
+int main()
+{
+ printf("%d\n", (int)sizeof(double));
+ exit(0);
}
EOCP
+ set try
+ if eval $compile_ok; then
+ doublesize=`$run ./try`
+ echo "Your double is $doublesize bytes long."
+ else
+ dflt='8'
+ echo "(I can't seem to compile the test program. Guessing...)"
+ rp="What is the size of a double precision number (in bytes)?"
+ . ./myread
+ doublesize="$ans"
+ fi
+ ;;
+esac
+$rm -f try.c try
+
+: check for long doubles
+echo " "
+echo "Checking to see if you have long double..." >&4
+echo 'int main() { long double x = 7.0; }' > try.c
set try
-if eval $compile_ok && $run ./try > glibc.ver; then
+if eval $compile; then
val="$define"
- gnulibc_version=`$cat glibc.ver`
- echo "You are using the GNU C Library version $gnulibc_version"
+ echo "You have long double."
else
val="$undef"
- gnulibc_version=''
- echo "You are not using the GNU C Library"
+ echo "You do not have long double."
fi
-$rm -f try try.* glibc.ver
-set d_gnulibc
+$rm try.*
+set d_longdbl
eval $setvar
-: see if nm is to be used to determine whether a symbol is defined or not
-case "$usenm" in
-'')
- dflt=''
- case "$d_gnulibc" in
- "$define")
+: check for length of long double
+case "${d_longdbl}${longdblsize}" in
+$define)
+ echo " "
+ echo "Checking to see how big your long doubles are..." >&4
+ $cat >try.c <<'EOCP'
+#include <stdio.h>
+int main()
+{
+ printf("%d\n", sizeof(long double));
+}
+EOCP
+ set try
+ set try
+ if eval $compile; then
+ longdblsize=`$run ./try`
+ echo "Your long doubles are $longdblsize bytes long."
+ else
+ dflt='8'
echo " "
- echo "nm probably won't work on the GNU C Library." >&4
- dflt=n
- ;;
- esac
- case "$dflt" in
- '')
- if $test "$osname" = aix -a "X$PASE" != "Xdefine" -a ! -f /lib/syscalls.exp; then
- echo " "
- echo "Whoops! This is an AIX system without /lib/syscalls.exp!" >&4
- echo "'nm' won't be sufficient on this sytem." >&4
- dflt=n
- fi
- ;;
- esac
- case "$dflt" in
- '') dflt=`$egrep 'inlibc|csym' $rsrc/Configure | wc -l 2>/dev/null`
- if $test $dflt -gt 20; then
- dflt=y
- else
- dflt=n
- fi
- ;;
- esac
- ;;
-*)
- case "$usenm" in
- true|$define) dflt=y;;
- *) dflt=n;;
- esac
+ echo "(I can't seem to compile the test program. Guessing...)" >&4
+ rp="What is the size of a long double (in bytes)?"
+ . ./myread
+ longdblsize="$ans"
+ fi
+ if $test "X$doublesize" = "X$longdblsize"; then
+ echo "(That isn't any different from an ordinary double.)"
+ fi
;;
esac
-$cat <<EOM
-
-I can use $nm to extract the symbols from your C libraries. This
-is a time consuming task which may generate huge output on the disk (up
-to 3 megabytes) but that should make the symbols extraction faster. The
-alternative is to skip the 'nm' extraction part and to compile a small
-test program instead to determine whether each symbol is present. If
-you have a fast C compiler and/or if your 'nm' output cannot be parsed,
-this may be the best solution.
-
-You probably shouldn't let me use 'nm' if you are using the GNU C Library.
-
-EOM
-rp="Shall I use $nm to extract C symbols from the libraries?"
-. ./myread
-case "$ans" in
-[Nn]*) usenm=false;;
-*) usenm=true;;
-esac
-
-runnm=$usenm
-case "$reuseval" in
-true) runnm=false;;
-esac
+$rm -f try.* try
-: nm options which may be necessary
-case "$nm_opt" in
-'') if $test -f /mach_boot; then
- nm_opt='' # Mach
- elif $test -d /usr/ccs/lib; then
- nm_opt='-p' # Solaris (and SunOS?)
- elif $test -f /dgux; then
- nm_opt='-p' # DG-UX
- elif $test -f /lib64/rld; then
- nm_opt='-p' # 64-bit Irix
+: determine the architecture name
+echo " "
+if xxx=`./loc arch blurfl $pth`; $test -f "$xxx"; then
+ tarch=`arch`"-$osname"
+elif xxx=`./loc uname blurfl $pth`; $test -f "$xxx" ; then
+ if uname -m > tmparch 2>&1 ; then
+ tarch=`$sed -e 's/ *$//' -e 's/ /_/g' \
+ -e 's/$/'"-$osname/" tmparch`
else
- nm_opt=''
- fi;;
-esac
-
-: nm options which may be necessary for shared libraries but illegal
-: for archive libraries. Thank you, Linux.
-case "$nm_so_opt" in
-'') case "$myuname" in
- *linux*)
- if $nm --help | $grep 'dynamic' > /dev/null 2>&1; then
- nm_so_opt='--dynamic'
- fi
- ;;
- esac
+ tarch="$osname"
+ fi
+ $rm -f tmparch
+else
+ tarch="$osname"
+fi
+case "$myarchname" in
+''|"$tarch") ;;
+*)
+ echo "(Your architecture name used to be $myarchname.)"
+ archname=''
;;
esac
-
-case "$runnm" in
-true)
-: get list of predefined functions in a handy place
-echo " "
-case "$libc" in
-'') libc=unknown
- case "$libs" in
- *-lc_s*) libc=`./loc libc_s$_a $libc $libpth`
- esac
+case "$targetarch" in
+'') ;;
+*) archname=`echo $targetarch|sed 's,^[^-]*-,,'` ;;
+esac
+myarchname="$tarch"
+case "$archname" in
+'') dflt="$tarch";;
+*) dflt="$archname";;
+esac
+rp='What is your architecture name'
+. ./myread
+archname="$ans"
+case "$usethreads" in
+$define)
+ echo "Threads selected." >&4
+ case "$archname" in
+ *-thread*) echo "...and architecture name already has -thread." >&4
+ ;;
+ *) archname="$archname-thread"
+ echo "...setting architecture name to $archname." >&4
+ ;;
+ esac
;;
esac
-case "$libs" in
-'') ;;
-*) for thislib in $libs; do
- case "$thislib" in
- -lc|-lc_s)
- : Handle C library specially below.
+case "$usemultiplicity" in
+$define)
+ echo "Multiplicity selected." >&4
+ case "$archname" in
+ *-multi*) echo "...and architecture name already has -multi." >&4
+ ;;
+ *) archname="$archname-multi"
+ echo "...setting architecture name to $archname." >&4
+ ;;
+ esac
+ ;;
+esac
+case "$use64bitint$use64bitall" in
+*"$define"*)
+ case "$archname64" in
+ '')
+ echo "This architecture is naturally 64-bit, not changing architecture name." >&4
;;
- -l*)
- thislib=`echo $thislib | $sed -e 's/^-l//'`
- if try=`./loc lib$thislib.$so.'*' X $libpth`; $test -f "$try"; then
- :
- elif try=`./loc lib$thislib.$so X $libpth`; $test -f "$try"; then
- :
- elif try=`./loc lib$thislib$_a X $libpth`; $test -f "$try"; then
- :
- elif try=`./loc $thislib$_a X $libpth`; $test -f "$try"; then
- :
- elif try=`./loc lib$thislib X $libpth`; $test -f "$try"; then
- :
- elif try=`./loc $thislib X $libpth`; $test -f "$try"; then
- :
- elif try=`./loc Slib$thislib$_a X $xlibpth`; $test -f "$try"; then
- :
- else
- try=''
- fi
- libnames="$libnames $try"
+ *)
+ case "$use64bitint" in
+ "$define") echo "64 bit integers selected." >&4 ;;
+ esac
+ case "$use64bitall" in
+ "$define") echo "Maximal 64 bitness selected." >&4 ;;
+ esac
+ case "$archname" in
+ *-$archname64*) echo "...and architecture name already has $archname64." >&4
+ ;;
+ *) archname="$archname-$archname64"
+ echo "...setting architecture name to $archname." >&4
+ ;;
+ esac
+ ;;
+ esac
+esac
+case "$uselongdouble" in
+$define)
+ echo "Long doubles selected." >&4
+ case "$longdblsize" in
+ $doublesize)
+ echo "...but long doubles are equal to doubles, not changing architecture name." >&4
+ ;;
+ *)
+ case "$archname" in
+ *-ld*) echo "...and architecture name already has -ld." >&4
+ ;;
+ *) archname="$archname-ld"
+ echo "...setting architecture name to $archname." >&4
+ ;;
+ esac
;;
- *) libnames="$libnames $thislib" ;;
esac
- done
;;
esac
-xxx=normal
-case "$libc" in
-unknown)
- set /lib/libc.$so
- for xxx in $libpth; do
- $test -r $1 || set $xxx/libc.$so
- : The messy sed command sorts on library version numbers.
- $test -r $1 || \
- set `echo blurfl; echo $xxx/libc.$so.[0-9]* | \
- tr ' ' $trnl | egrep -v '\.[A-Za-z]*$' | $sed -e '
- h
- s/[0-9][0-9]*/0000&/g
- s/0*\([0-9][0-9][0-9][0-9][0-9]\)/\1/g
- G
- s/\n/ /' | \
- $sort | $sed -e 's/^.* //'`
- eval set \$$#
- done
- $test -r $1 || set /usr/ccs/lib/libc.$so
- $test -r $1 || set /lib/libsys_s$_a
+case "$useperlio" in
+$define)
+ echo "Perlio selected." >&4
;;
*)
- set blurfl
+ echo "Perlio not selected, using stdio." >&4
+ case "$archname" in
+ *-stdio*) echo "...and architecture name already has -stdio." >&4
+ ;;
+ *) archname="$archname-stdio"
+ echo "...setting architecture name to $archname." >&4
+ ;;
+ esac
;;
esac
-if $test -r "$1"; then
- echo "Your (shared) C library seems to be in $1."
- libc="$1"
-elif $test -r /lib/libc && $test -r /lib/clib; then
- echo "Your C library seems to be in both /lib/clib and /lib/libc."
- xxx=apollo
- libc='/lib/clib /lib/libc'
- if $test -r /lib/syslib; then
- echo "(Your math library is in /lib/syslib.)"
- libc="$libc /lib/syslib"
- fi
-elif $test -r "$libc" || (test -h "$libc") >/dev/null 2>&1; then
- echo "Your C library seems to be in $libc, as you said before."
-elif $test -r $incpath/usr/lib/libc$_a; then
- libc=$incpath/usr/lib/libc$_a;
- echo "Your C library seems to be in $libc. That's fine."
-elif $test -r /lib/libc$_a; then
- libc=/lib/libc$_a;
- echo "Your C library seems to be in $libc. You're normal."
-else
- if tans=`./loc libc$_a blurfl/dyick $libpth`; $test -r "$tans"; then
- :
- elif tans=`./loc libc blurfl/dyick $libpth`; $test -r "$tans"; then
- libnames="$libnames "`./loc clib blurfl/dyick $libpth`
- elif tans=`./loc clib blurfl/dyick $libpth`; $test -r "$tans"; then
- :
- elif tans=`./loc Slibc$_a blurfl/dyick $xlibpth`; $test -r "$tans"; then
- :
- elif tans=`./loc Mlibc$_a blurfl/dyick $xlibpth`; $test -r "$tans"; then
- :
- else
- tans=`./loc Llibc$_a blurfl/dyick $xlibpth`
- fi
- if $test -r "$tans"; then
- echo "Your C library seems to be in $tans, of all places."
- libc=$tans
- else
- libc='blurfl'
- fi
-fi
-if $test $xxx = apollo -o -r "$libc" || (test -h "$libc") >/dev/null 2>&1; then
- dflt="$libc"
- cat <<EOM
-If the guess above is wrong (which it might be if you're using a strange
-compiler, or your machine supports multiple models), you can override it here.
+: determine root of directory hierarchy where package will be installed.
+case "$prefix" in
+'')
+ dflt=`./loc . /usr/local /usr/local /local /opt /usr`
+ ;;
+*?/)
+ dflt=`echo "$prefix" | sed 's/.$//'`
+ ;;
+*)
+ dflt="$prefix"
+ ;;
+esac
+$cat <<EOM
-EOM
-else
- dflt=''
- echo $libpth | $tr ' ' $trnl | $sort | $uniq > libpath
- cat >&4 <<EOM
-I can't seem to find your C library. I've looked in the following places:
+By default, $package will be installed in $dflt/bin, manual pages
+under $dflt/man, etc..., i.e. with $dflt as prefix for all
+installation directories. Typically this is something like /usr/local.
+If you wish to have binaries under /usr/bin but other parts of the
+installation under /usr/local, that's ok: you will be prompted
+separately for each of the installation directories, the prefix being
+only used to set the defaults.
EOM
- $sed 's/^/ /' libpath
- cat <<EOM
+fn=d~
+rp='Installation prefix to use?'
+. ./getfile
+oldprefix=''
+case "$prefix" in
+'') ;;
+*)
+ case "$ans" in
+ "$prefix") ;;
+ *) oldprefix="$prefix";;
+ esac
+ ;;
+esac
+prefix="$ans"
+prefixexp="$ansexp"
-None of these seems to contain your C library. I need to get its name...
+case "$afsroot" in
+'') afsroot=/afs ;;
+*) afsroot=$afsroot ;;
+esac
-EOM
+: is AFS running?
+echo " "
+case "$afs" in
+$define|true) afs=true ;;
+$undef|false) afs=false ;;
+*) if test -d $afsroot; then
+ afs=true
+ else
+ afs=false
+ fi
+ ;;
+esac
+if $afs; then
+ echo "AFS may be running... I'll be extra cautious then..." >&4
+else
+ echo "AFS does not seem to be running..." >&4
fi
-fn=f
-rp='Where is your C library?'
-. ./getfile
-libc="$ans"
-echo " "
-echo $libc $libnames | $tr ' ' $trnl | $sort | $uniq > libnames
-set X `cat libnames`
-shift
-xxx=files
-case $# in 1) xxx=file; esac
-echo "Extracting names from the following $xxx for later perusal:" >&4
-echo " "
-$sed 's/^/ /' libnames >&4
-echo " "
-$echo $n "This may take a while...$c" >&4
+: determine installation prefix for where package is to be installed.
+if $afs; then
+$cat <<EOM
-for file in $*; do
- case $file in
- *$so*) $nm $nm_so_opt $nm_opt $file 2>/dev/null;;
- *) $nm $nm_opt $file 2>/dev/null;;
- esac
-done >libc.tmp
+Since you are running AFS, I need to distinguish the directory in which
+files will reside from the directory in which they are installed (and from
+which they are presumably copied to the former directory by occult means).
-$echo $n ".$c"
-$grep fprintf libc.tmp > libc.ptf
-xscan='eval "<libc.ptf $com >libc.list"; $echo $n ".$c" >&4'
-xrun='eval "<libc.tmp $com >libc.list"; echo "done." >&4'
-xxx='[ADTSIW]'
-if com="$sed -n -e 's/__IO//' -e 's/^.* $xxx *_[_.]*//p' -e 's/^.* $xxx *//p'";\
- eval $xscan;\
- $contains '^fprintf$' libc.list >/dev/null 2>&1; then
- eval $xrun
-elif com="$sed -n -e 's/^__*//' -e 's/^\([a-zA-Z_0-9$]*\).*xtern.*/\1/p'";\
- eval $xscan;\
- $contains '^fprintf$' libc.list >/dev/null 2>&1; then
- eval $xrun
-elif com="$sed -n -e '/|UNDEF/d' -e '/FUNC..GL/s/^.*|__*//p'";\
- eval $xscan;\
- $contains '^fprintf$' libc.list >/dev/null 2>&1; then
- eval $xrun
-elif com="$sed -n -e 's/^.* D __*//p' -e 's/^.* D //p'";\
- eval $xscan;\
- $contains '^fprintf$' libc.list >/dev/null 2>&1; then
- eval $xrun
-elif com="$sed -n -e 's/^_//' -e 's/^\([a-zA-Z_0-9]*\).*xtern.*text.*/\1/p'";\
- eval $xscan;\
- $contains '^fprintf$' libc.list >/dev/null 2>&1; then
- eval $xrun
-elif com="$sed -n -e 's/^.*|FUNC |GLOB .*|//p'";\
- eval $xscan;\
- $contains '^fprintf$' libc.list >/dev/null 2>&1; then
- eval $xrun
-elif com="$grep '|' | $sed -n -e '/|COMMON/d' -e '/|DATA/d' \
- -e '/ file/d' -e 's/^\([^ ]*\).*/\1/p'";\
- eval $xscan;\
- $contains '^fprintf$' libc.list >/dev/null 2>&1; then
- eval $xrun
-elif com="$sed -n -e 's/^.*|FUNC |GLOB .*|//p' -e 's/^.*|FUNC |WEAK .*|//p'";\
- eval $xscan;\
- $contains '^fprintf$' libc.list >/dev/null 2>&1; then
- eval $xrun
-elif com="$sed -n -e 's/^__//' -e '/|Undef/d' -e '/|Proc/s/ .*//p'";\
- eval $xscan;\
- $contains '^fprintf$' libc.list >/dev/null 2>&1; then
- eval $xrun
-elif com="$sed -n -e 's/^.*|Proc .*|Text *| *//p'";\
- eval $xscan;\
- $contains '^fprintf$' libc.list >/dev/null 2>&1; then
- eval $xrun
-elif com="$sed -n -e '/Def. Text/s/.* \([^ ]*\)\$/\1/p'";\
- eval $xscan;\
- $contains '^fprintf$' libc.list >/dev/null 2>&1; then
- eval $xrun
-elif com="$sed -n -e 's/^[-0-9a-f ]*_\(.*\)=.*/\1/p'";\
- eval $xscan;\
- $contains '^fprintf$' libc.list >/dev/null 2>&1; then
- eval $xrun
-elif com="$sed -n -e 's/.*\.text n\ \ \ \.//p'";\
- eval $xscan;\
- $contains '^fprintf$' libc.list >/dev/null 2>&1; then
- eval $xrun
-elif com="sed -n -e 's/^__.*//' -e 's/[ ]*D[ ]*[0-9]*.*//p'";\
- eval $xscan;\
- $contains '^fprintf$' libc.list >/dev/null 2>&1; then
- eval $xrun
+EOM
+ case "$installprefix" in
+ '') dflt=`echo $prefix | sed 's#^/afs/#/afs/.#'`;;
+ *) dflt="$installprefix";;
+ esac
else
- $nm -p $* 2>/dev/null >libc.tmp
- $grep fprintf libc.tmp > libc.ptf
- if com="$sed -n -e 's/^.* [ADTSIW] *_[_.]*//p' -e 's/^.* [ADTSIW] //p'";\
- eval $xscan; $contains '^fprintf$' libc.list >/dev/null 2>&1
- then
- nm_opt='-p'
- eval $xrun
- else
- echo " "
- echo "$nm didn't seem to work right. Trying $ar instead..." >&4
- com=''
- if $ar t $libc > libc.tmp && $contains '^fprintf$' libc.tmp >/dev/null 2>&1; then
- for thisname in $libnames $libc; do
- $ar t $thisname >>libc.tmp
- done
- $sed -e "s/\\$_o\$//" < libc.tmp > libc.list
- echo "Ok." >&4
- elif test "X$osname" = "Xos2" && $ar tv $libc > libc.tmp; then
- # Repeat libc to extract forwarders to DLL entries too
- for thisname in $libnames $libc; do
- $ar tv $thisname >>libc.tmp
- # Revision 50 of EMX has bug in $ar.
- # it will not extract forwarders to DLL entries
- # Use emximp which will extract exactly them.
- emximp -o tmp.imp $thisname \
- 2>/dev/null && \
- $sed -e 's/^\([_a-zA-Z0-9]*\) .*$/\1/p' \
- < tmp.imp >>libc.tmp
- $rm tmp.imp
- done
- $sed -e "s/\\$_o\$//" -e 's/^ \+//' < libc.tmp > libc.list
- echo "Ok." >&4
- else
- echo "$ar didn't seem to work right." >&4
- echo "Maybe this is a Cray...trying bld instead..." >&4
- if bld t $libc | $sed -e 's/.*\///' -e "s/\\$_o:.*\$//" > libc.list
- then
- for thisname in $libnames; do
- bld t $libnames | \
- $sed -e 's/.*\///' -e "s/\\$_o:.*\$//" >>libc.list
- $ar t $thisname >>libc.tmp
- done
- echo "Ok." >&4
- else
- echo "That didn't work either. Giving up." >&4
- exit 1
- fi
- fi
- fi
-fi
-nm_extract="$com"
-case "$PASE" in
-define)
- echo " "
- echo "Since you are compiling for PASE, extracting more symbols from libc.a ...">&4
- dump -Tv /lib/libc.a | awk '$7 == "/unix" {print $5 " " $8}' | grep "^SV" | awk '{print $2}' >> libc.list
- ;;
-*) if $test -f /lib/syscalls.exp; then
- echo " "
- echo "Also extracting names from /lib/syscalls.exp for good ole AIX..." >&4
- $sed -n 's/^\([^ ]*\)[ ]*syscall[0-9]*[ ]*$/\1/p' /lib/syscalls.exp >>libc.list
- fi
- ;;
-esac
-;;
-esac
-$rm -f libnames libpath
+$cat <<EOM
-: is a C symbol defined?
-csym='tlook=$1;
-case "$3" in
--v) tf=libc.tmp; tc=""; tdc="";;
--a) tf=libc.tmp; tc="[0]"; tdc="[]";;
-*) tlook="^$1\$"; tf=libc.list; tc="()"; tdc="()";;
-esac;
-tx=yes;
-case "$reuseval-$4" in
-true-) ;;
-true-*) tx=no; eval "tval=\$$4"; case "$tval" in "") tx=yes;; esac;;
-esac;
-case "$tx" in
-yes)
- case "$runnm" in
- true)
- if $contains $tlook $tf >/dev/null 2>&1;
- then tval=true;
- else tval=false;
- fi;;
- *)
- echo "int main() { extern short $1$tdc; printf(\"%hd\", $1$tc); }" > t.c;
- if $cc -o t $optimize $ccflags $ldflags t.c $libs >/dev/null 2>&1;
- then tval=true;
- else tval=false;
- fi;
- $rm -f t t.c;;
- esac;;
-*)
- case "$tval" in
- $define) tval=true;;
- *) tval=false;;
- esac;;
-esac;
-eval "$2=$tval"'
+In some special cases, particularly when building $package for distribution,
+it is convenient to distinguish the directory in which files should be
+installed from the directory ($prefix) in which they will
+eventually reside. For most users, these two directories are the same.
-: define an is-in-libc? function
-inlibc='echo " "; td=$define; tu=$undef;
-sym=$1; var=$2; eval "was=\$$2";
-tx=yes;
-case "$reuseval$was" in
-true) ;;
-true*) tx=no;;
-esac;
-case "$tx" in
-yes)
- set $sym tres -f;
- eval $csym;
- case "$tres" in
- true)
- echo "$sym() found." >&4;
- case "$was" in $undef) . ./whoa; esac; eval "$var=\$td";;
+EOM
+ case "$installprefix" in
+ '') dflt=$prefix ;;
+ *) dflt=$installprefix;;
+ esac
+fi
+fn=d~
+rp='What installation prefix should I use for installing files?'
+. ./getfile
+installprefix="$ans"
+installprefixexp="$ansexp"
+
+: set the prefixit variable, to compute a suitable default value
+prefixit='case "$3" in
+""|none)
+ case "$oldprefix" in
+ "") eval "$1=\"\$$2\"";;
*)
- echo "$sym() NOT found." >&4;
- case "$was" in $define) . ./whoa; esac; eval "$var=\$tu";;
+ case "$3" in
+ "") eval "$1=";;
+ none)
+ eval "tp=\"\$$2\"";
+ case "$tp" in
+ ""|" ") eval "$1=\"\$$2\"";;
+ *) eval "$1=";;
+ esac;;
+ esac;;
esac;;
*)
- case "$was" in
- $define) echo "$sym() found." >&4;;
- *) echo "$sym() NOT found." >&4;;
+ eval "tp=\"$oldprefix-\$$2-\""; eval "tp=\"$tp\"";
+ case "$tp" in
+ --|/*--|\~*--) eval "$1=\"$prefix/$3\"";;
+ /*-$oldprefix/*|\~*-$oldprefix/*)
+ eval "$1=\`echo \$$2 | sed \"s,^$oldprefix,$prefix,\"\`";;
+ *) eval "$1=\"\$$2\"";;
esac;;
esac'
-: see if sqrtl exists
-set sqrtl d_sqrtl
-eval $inlibc
-
-hasproto='varname=$1; func=$2; shift; shift;
-while $test $# -ge 2; do
- case "$1" in
- $define) echo "#include <$2>";;
- esac ;
- shift 2;
-done > try.c;
-$cppstdin $cppflags $cppminus < try.c > tryout.c 2>/dev/null;
-if $contains "$func.*(" tryout.c >/dev/null 2>&1; then
- echo "$func() prototype found.";
- val="$define";
-else
- echo "$func() prototype NOT found.";
- val="$undef";
-fi;
-set $varname;
-eval $setvar;
-$rm -f try.c tryout.c'
-
-: check for length of double
+: get the patchlevel
echo " "
-case "$doublesize" in
-'')
- echo "Checking to see how big your double precision numbers are..." >&4
- $cat >try.c <<'EOCP'
-#include <stdio.h>
-int main()
-{
- printf("%d\n", (int)sizeof(double));
- exit(0);
-}
-EOCP
- set try
- if eval $compile_ok; then
- doublesize=`$run ./try`
- echo "Your double is $doublesize bytes long."
- else
- dflt='8'
- echo "(I can't seem to compile the test program. Guessing...)"
- rp="What is the size of a double precision number (in bytes)?"
- . ./myread
- doublesize="$ans"
+echo "Getting the current patchlevel..." >&4
+if $test -r $rsrc/patchlevel.h;then
+ revision=`awk '/define[ ]+PERL_REVISION/ {print $3}' $rsrc/patchlevel.h`
+ patchlevel=`awk '/define[ ]+PERL_VERSION/ {print $3}' $rsrc/patchlevel.h`
+ subversion=`awk '/define[ ]+PERL_SUBVERSION/ {print $3}' $rsrc/patchlevel.h`
+ api_revision=`awk '/define[ ]+PERL_API_REVISION/ {print $3}' $rsrc/patchlevel.h`
+ api_version=`awk '/define[ ]+PERL_API_VERSION/ {print $3}' $rsrc/patchlevel.h`
+ api_subversion=`awk '/define[ ]+PERL_API_SUBVERSION/ {print $3}' $rsrc/patchlevel.h`
+ perl_patchlevel=`grep ',"DEVEL[0-9][0-9]*"' $rsrc/patchlevel.h|sed 's/[^0-9]//g'`
+else
+ revision=0
+ patchlevel=0
+ subversion=0
+ api_revision=0
+ api_version=0
+ api_subversion=0
+ perl_patchlevel=0
+ $echo "(You do not have patchlevel.h. Eek.)"
+fi
+if $test -r $rsrc/.patch ; then
+ if $test "`cat $rsrc/.patch`" -gt "$perl_patchlevel" ; then
+ perl_patchlevel=`cat $rsrc/.patch`
fi
- ;;
+fi
+: Define a handy string here to avoid duplication in myconfig.SH and configpm.
+version_patchlevel_string="version $patchlevel subversion $subversion"
+case "$perl_patchlevel" in
+0|'') ;;
+*) version_patchlevel_string="$version_patchlevel_string patch $perl_patchlevel" ;;
esac
-$rm -f try.c try
-: check for long doubles
-echo " "
-echo "Checking to see if you have long double..." >&4
-echo 'int main() { long double x = 7.0; }' > try.c
-set try
-if eval $compile; then
- val="$define"
- echo "You have long double."
-else
- val="$undef"
- echo "You do not have long double."
-fi
-$rm try.*
-set d_longdbl
-eval $setvar
+$echo "(You have $package $version_patchlevel_string.)"
-: check for length of long double
-case "${d_longdbl}${longdblsize}" in
-$define)
- echo " "
- echo "Checking to see how big your long doubles are..." >&4
- $cat >try.c <<'EOCP'
-#include <stdio.h>
-int main()
-{
- printf("%d\n", sizeof(long double));
-}
-EOCP
- set try
- set try
- if eval $compile; then
- longdblsize=`$run ./try`
- echo "Your long doubles are $longdblsize bytes long."
- else
- dflt='8'
- echo " "
- echo "(I can't seem to compile the test program. Guessing...)" >&4
- rp="What is the size of a long double (in bytes)?"
- . ./myread
- longdblsize="$ans"
- fi
- if $test "X$doublesize" = "X$longdblsize"; then
- echo "(That isn't any different from an ordinary double.)"
- fi
+case "$osname" in
+dos|vms)
+ : XXX Should be a Configure test for double-dots in filenames.
+ version=`echo $revision $patchlevel $subversion | \
+ $awk '{ printf "%d_%d_%d\n", $1, $2, $3 }'`
+ api_versionstring=`echo $api_revision $api_version $api_subversion | \
+ $awk '{ printf "%d_%d_%d\n", $1, $2, $3 }'`
+ ;;
+*)
+ version=`echo $revision $patchlevel $subversion | \
+ $awk '{ printf "%d.%d.%d\n", $1, $2, $3 }'`
+ api_versionstring=`echo $api_revision $api_version $api_subversion | \
+ $awk '{ printf "%d.%d.%d\n", $1, $2, $3 }'`
;;
esac
-$rm -f try.* try
+: Special case the 5.005_xx maintenance series, which used 5.005
+: without any subversion label as a subdirectory in $sitelib
+if test "${api_revision}${api_version}${api_subversion}" = "550"; then
+ api_versionstring='5.005'
+fi
-echo " "
+: determine installation style
+: For now, try to deduce it from prefix unless it is already set.
+: Reproduce behavior of 5.005 and earlier, maybe drop that in 5.7.
+case "$installstyle" in
+'') case "$prefix" in
+ *perl*) dflt='lib';;
+ *) dflt='lib/perl5' ;;
+ esac
+ ;;
+*) dflt="$installstyle" ;;
+esac
+: Probably not worth prompting for this since we prompt for all
+: the directories individually, and the prompt would be too long and
+: confusing anyway.
+installstyle=$dflt
-if $test X"$d_longdbl" = X"$define"; then
+: determine where private library files go
+: Usual default is /usr/local/lib/perl5/$version.
+: Also allow things like /opt/perl/lib/$version, since
+: /opt/perl/lib/perl5... would be redundant.
+: The default "style" setting is made in installstyle.U
+case "$installstyle" in
+*lib/perl5*) set dflt privlib lib/$package/$version ;;
+*) set dflt privlib lib/$version ;;
+esac
+eval $prefixit
+$cat <<EOM
-echo "Checking how to print long doubles..." >&4
+There are some auxiliary files for $package that need to be put into a
+private library directory that is accessible by everyone.
-if $test X"$sPRIfldbl" = X -a X"$doublesize" = X"$longdblsize"; then
- $cat >try.c <<'EOCP'
-#include <sys/types.h>
-#include <stdio.h>
-int main() {
- double d = 123.456;
- printf("%.3f\n", d);
-}
-EOCP
- set try
- if eval $compile; then
- yyy=`$run ./try`
- case "$yyy" in
- 123.456)
- sPRIfldbl='"f"'; sPRIgldbl='"g"'; sPRIeldbl='"e"';
- sPRIFUldbl='"F"'; sPRIGUldbl='"G"'; sPRIEUldbl='"E"';
- echo "We will use %f."
- ;;
- esac
- fi
+EOM
+fn=d~+
+rp='Pathname where the private library files will reside?'
+. ./getfile
+privlib="$ans"
+privlibexp="$ansexp"
+: Change installation prefix, if necessary.
+if $test X"$prefix" != X"$installprefix"; then
+ installprivlib=`echo $privlibexp | sed "s#^$prefix#$installprefix#"`
+else
+ installprivlib="$privlibexp"
fi
-if $test X"$sPRIfldbl" = X; then
- $cat >try.c <<'EOCP'
-#include <sys/types.h>
-#include <stdio.h>
-int main() {
- long double d = 123.456;
- printf("%.3Lf\n", d);
-}
-EOCP
- set try
- if eval $compile; then
- yyy=`$run ./try`
- case "$yyy" in
- 123.456)
- sPRIfldbl='"Lf"'; sPRIgldbl='"Lg"'; sPRIeldbl='"Le"';
- sPRIFUldbl='"LF"'; sPRIGUldbl='"LG"'; sPRIEUldbl='"LE"';
- echo "We will use %Lf."
- ;;
- esac
- fi
-fi
+: set the prefixup variable, to restore leading tilda escape
+prefixup='case "$prefixexp" in
+"$prefix") ;;
+*) eval "$1=\`echo \$$1 | sed \"s,^$prefixexp,$prefix,\"\`";;
+esac'
-if $test X"$sPRIfldbl" = X; then
- $cat >try.c <<'EOCP'
-#include <sys/types.h>
-#include <stdio.h>
-int main() {
- long double d = 123.456;
- printf("%.3llf\n", d);
-}
-EOCP
- set try
- if eval $compile; then
- yyy=`$run ./try`
- case "$yyy" in
- 123.456)
- sPRIfldbl='"llf"'; sPRIgldbl='"llg"'; sPRIeldbl='"lle"';
- sPRIFUldbl='"llF"'; sPRIGUldbl='"llG"'; sPRIEUldbl='"llE"';
- echo "We will use %llf."
- ;;
- esac
- fi
-fi
+: determine where public architecture dependent libraries go
+set archlib archlib
+eval $prefixit
+: privlib default is /usr/local/lib/$package/$version
+: archlib default is /usr/local/lib/$package/$version/$archname
+: privlib may have an optional trailing /share.
+tdflt=`echo $privlib | $sed 's,/share$,,'`
+tdflt=$tdflt/$archname
+case "$archlib" in
+'') dflt=$tdflt
+ ;;
+*) dflt="$archlib"
+ ;;
+esac
+$cat <<EOM
-if $test X"$sPRIfldbl" = X; then
- $cat >try.c <<'EOCP'
-#include <sys/types.h>
-#include <stdio.h>
-int main() {
- long double d = 123.456;
- printf("%.3lf\n", d);
-}
-EOCP
- set try
- if eval $compile; then
- yyy=`$run ./try`
- case "$yyy" in
- 123.456)
- sPRIfldbl='"lf"'; sPRIgldbl='"lg"'; sPRIeldbl='"le"';
- sPRIFUldbl='"lF"'; sPRIGUldbl='"lG"'; sPRIEUldbl='"lE"';
- echo "We will use %lf."
- ;;
- esac
- fi
-fi
+$spackage contains architecture-dependent library files. If you are
+sharing libraries in a heterogeneous environment, you might store
+these files in a separate location. Otherwise, you can just include
+them with the rest of the public library files.
-if $test X"$sPRIfldbl" = X; then
- echo "Cannot figure out how to print long doubles." >&4
+EOM
+fn=d+~
+rp='Where do you want to put the public architecture-dependent libraries?'
+. ./getfile
+archlib="$ans"
+archlibexp="$ansexp"
+if $test X"$archlib" = X"$privlib"; then
+ d_archlib="$undef"
else
- sSCNfldbl=$sPRIfldbl # expect consistency
+ d_archlib="$define"
+fi
+: Change installation prefix, if necessary.
+if $test X"$prefix" != X"$installprefix"; then
+ installarchlib=`echo $archlibexp | sed "s#^$prefix#$installprefix#"`
+else
+ installarchlib="$archlibexp"
fi
-$rm -f try try.*
-
-fi # d_longdbl
+: see if setuid scripts can be secure
+$cat <<EOM
-case "$sPRIfldbl" in
-'') d_PRIfldbl="$undef"; d_PRIgldbl="$undef"; d_PRIeldbl="$undef";
- d_PRIFUldbl="$undef"; d_PRIGUldbl="$undef"; d_PRIEUldbl="$undef";
- d_SCNfldbl="$undef";
- ;;
-*) d_PRIfldbl="$define"; d_PRIgldbl="$define"; d_PRIeldbl="$define";
- d_PRIFUldbl="$define"; d_PRIGUldbl="$define"; d_PRIEUldbl="$define";
- d_SCNfldbl="$define";
- ;;
-esac
+Some kernels have a bug that prevents setuid #! scripts from being
+secure. Some sites have disabled setuid #! scripts because of this.
-: see if modfl exists
-set modfl d_modfl
-eval $inlibc
+First let's decide if your kernel supports secure setuid #! scripts.
+(If setuid #! scripts would be secure but have been disabled anyway,
+don't say that they are secure if asked.)
-: see if prototype for modfl is available
-echo " "
-set d_modflproto modfl math.h
-eval $hasproto
+EOM
-d_modfl_pow32_bug="$undef"
+val="$undef"
+if $test -d /dev/fd; then
+ echo "#!$ls" >reflect
+ chmod +x,u+s reflect
+ ./reflect >flect 2>&1
+ if $contains "/dev/fd" flect >/dev/null; then
+ echo "Congratulations, your kernel has secure setuid scripts!" >&4
+ val="$define"
+ else
+ $cat <<EOM
+If you are not sure if they are secure, I can check but I'll need a
+username and password different from the one you are using right now.
+If you don't have such a username or don't want me to test, simply
+enter 'none'.
-case "$d_longdbl$d_modfl" in
-$define$define)
- $cat <<EOM
-Checking to see whether your modfl() is okay for large values...
EOM
-$cat >try.c <<EOCP
-#include <math.h>
-#include <stdio.h>
-EOCP
-if $test "X$d_modflproto" != "X$define"; then
- $cat >>try.c <<EOCP
-/* Sigh. many current glibcs provide the function, but do not prototype it. */
-long double modfl (long double, long double *);
-EOCP
-fi
-$cat >>try.c <<EOCP
-int main() {
- long double nv = 4294967303.15;
- long double v, w;
- v = modfl(nv, &w);
-#ifdef __GLIBC__
- printf("glibc");
-#endif
- printf(" %"$sPRIfldbl" %"$sPRIfldbl" %"$sPRIfldbl"\n", nv, v, w);
- return 0;
-}
-EOCP
- case "$osname:$gccversion" in
- aix:) saveccflags="$ccflags"
- ccflags="$ccflags -qlongdouble" ;; # to avoid core dump
- esac
- set try
- if eval $compile; then
- foo=`$run ./try`
- case "$foo" in
- *" 4294967303.150000 1.150000 4294967302.000000")
- echo >&4 "Your modfl() is broken for large values."
- d_modfl_pow32_bug="$define"
- case "$foo" in
- glibc) echo >&4 "You should upgrade your glibc to at least 2.2.2 to get a fixed modfl()."
- ;;
+ rp='Other username to test security of setuid scripts with?'
+ dflt='none'
+ . ./myread
+ case "$ans" in
+ n|none)
+ case "$d_suidsafe" in
+ '') echo "I'll assume setuid scripts are *not* secure." >&4
+ dflt=n;;
+ "$undef")
+ echo "Well, the $hint value is *not* secure." >&4
+ dflt=n;;
+ *) echo "Well, the $hint value *is* secure." >&4
+ dflt=y;;
esac
;;
- *" 4294967303.150000 0.150000 4294967303.000000")
- echo >&4 "Your modfl() seems okay for large values."
- ;;
- *) echo >&4 "I don't understand your modfl() at all."
- d_modfl="$undef"
+ *)
+ $rm -f reflect flect
+ echo "#!$ls" >reflect
+ chmod +x,u+s reflect
+ echo >flect
+ chmod a+w flect
+ echo '"su" will (probably) prompt you for '"$ans's password."
+ su $ans -c './reflect >flect'
+ if $contains "/dev/fd" flect >/dev/null; then
+ echo "Okay, it looks like setuid scripts are secure." >&4
+ dflt=y
+ else
+ echo "I don't think setuid scripts are secure." >&4
+ dflt=n
+ fi
;;
esac
- $rm -f try.* try core core.try.*
- else
- echo "I cannot figure out whether your modfl() is okay, assuming it isn't."
- d_modfl="$undef"
+ rp='Does your kernel have *secure* setuid scripts?'
+ . ./myread
+ case "$ans" in
+ [yY]*) val="$define";;
+ *) val="$undef";;
+ esac
fi
- case "$osname:$gccversion" in
- aix:) ccflags="$saveccflags" ;; # restore
- esac
- ;;
-esac
-
-case "$ccflags" in
-*-DUSE_LONG_DOUBLE*|*-DUSE_MORE_BITS*) uselongdouble="$define" ;;
-esac
-
-case "$uselongdouble" in
-$define|true|[yY]*) dflt='y';;
-*) dflt='n';;
-esac
-cat <<EOM
-
-Perl can be built to take advantage of long doubles which
-(if available) may give more accuracy and range for floating point numbers.
-
-If this doesn't make any sense to you, just accept the default '$dflt'.
-EOM
-rp='Try to use long doubles if available?'
-. ./myread
-case "$ans" in
-y|Y) val="$define" ;;
-*) val="$undef" ;;
-esac
-set uselongdouble
+else
+ echo "I don't think setuid scripts are secure (no /dev/fd directory)." >&4
+ echo "(That's for file descriptors, not floppy disks.)"
+ val="$undef"
+fi
+set d_suidsafe
eval $setvar
-case "$uselongdouble" in
-true|[yY]*) uselongdouble="$define" ;;
-esac
+$rm -f reflect flect
-case "$uselongdouble" in
-$define)
-: Look for a hint-file generated 'call-back-unit'. If the
-: user has specified that long doubles should be used,
-: we may need to set or change some other defaults.
- if $test -f uselongdouble.cbu; then
- echo "Your platform has some specific hints for long doubles, using them..."
- . ./uselongdouble.cbu
- else
- $cat <<EOM
-(Your platform doesn't have any specific hints for long doubles.)
-EOM
- fi
+: now see if they want to do setuid emulation
+echo " "
+val="$undef"
+case "$d_suidsafe" in
+"$define")
+ val="$undef"
+ echo "No need to emulate SUID scripts since they are secure here." >&4
;;
-esac
+*)
+ $cat <<EOM
+Some systems have disabled setuid scripts, especially systems where
+setuid scripts cannot be secure. On systems where setuid scripts have
+been disabled, the setuid/setgid bits on scripts are currently
+useless. It is possible for $package to detect those bits and emulate
+setuid/setgid in a secure fashion. This emulation will only work if
+setuid scripts have been disabled in your kernel.
-message=X
-case "$uselongdouble:$d_sqrtl:$d_modfl" in
-$define:$define:$define)
- : You have both
- ;;
-$define:$define:$undef)
- message="I could not find modfl"
- ;;
-$define:$undef:$define)
- message="I could not find sqrtl"
- ;;
-$define:$undef:$undef)
- message="I found neither sqrtl nor modfl"
+EOM
+ case "$d_dosuid" in
+ "$define") dflt=y ;;
+ *) dflt=n ;;
+ esac
+ rp="Do you want to do setuid/setgid emulation?"
+ . ./myread
+ case "$ans" in
+ [yY]*) val="$define";;
+ *) val="$undef";;
+ esac
;;
esac
+set d_dosuid
+eval $setvar
-if $test "$message" != X; then
- $cat <<EOM >&4
-
-*** You requested the use of long doubles but you do not seem to have
-*** the mathematic functions for long doubles.
-*** ($message)
-*** I'm disabling the use of long doubles.
-
-EOM
-
- uselongdouble=$undef
-fi
-
-: determine the architecture name
+: see if this is a malloc.h system
+: we want a real compile instead of Inhdr because some systems have a
+: malloc.h that just gives a compile error saying to use stdlib.h instead
echo " "
-if xxx=`./loc arch blurfl $pth`; $test -f "$xxx"; then
- tarch=`arch`"-$osname"
-elif xxx=`./loc uname blurfl $pth`; $test -f "$xxx" ; then
- if uname -m > tmparch 2>&1 ; then
- tarch=`$sed -e 's/ *$//' -e 's/ /_/g' \
- -e 's/$/'"-$osname/" tmparch`
- else
- tarch="$osname"
- fi
- $rm -f tmparch
+$cat >try.c <<EOCP
+#include <stdlib.h>
+#include <malloc.h>
+int main () { return 0; }
+EOCP
+set try
+if eval $compile; then
+ echo "<malloc.h> found." >&4
+ val="$define"
else
- tarch="$osname"
+ echo "<malloc.h> NOT found." >&4
+ val="$undef"
fi
-case "$myarchname" in
-''|"$tarch") ;;
-*)
- echo "(Your architecture name used to be $myarchname.)"
- archname=''
- ;;
-esac
-case "$targetarch" in
-'') ;;
-*) archname=`echo $targetarch|sed 's,^[^-]*-,,'` ;;
-esac
-myarchname="$tarch"
-case "$archname" in
-'') dflt="$tarch";;
-*) dflt="$archname";;
-esac
-rp='What is your architecture name'
-. ./myread
-archname="$ans"
-case "$usethreads" in
-$define)
- echo "Threads selected." >&4
- case "$archname" in
- *-thread*) echo "...and architecture name already has -thread." >&4
- ;;
- *) archname="$archname-thread"
- echo "...setting architecture name to $archname." >&4
- ;;
- esac
- ;;
-esac
-case "$usemultiplicity" in
-$define)
- echo "Multiplicity selected." >&4
- case "$archname" in
- *-multi*) echo "...and architecture name already has -multi." >&4
- ;;
- *) archname="$archname-multi"
- echo "...setting architecture name to $archname." >&4
- ;;
- esac
- ;;
-esac
-case "$use64bitint$use64bitall" in
-*"$define"*)
- case "$archname64" in
- '')
- echo "This architecture is naturally 64-bit, not changing architecture name." >&4
- ;;
- *)
- case "$use64bitint" in
- "$define") echo "64 bit integers selected." >&4 ;;
- esac
- case "$use64bitall" in
- "$define") echo "Maximal 64 bitness selected." >&4 ;;
- esac
- case "$archname" in
- *-$archname64*) echo "...and architecture name already has $archname64." >&4
- ;;
- *) archname="$archname-$archname64"
- echo "...setting architecture name to $archname." >&4
- ;;
- esac
- ;;
- esac
-esac
-case "$uselongdouble" in
-$define)
- echo "Long doubles selected." >&4
- case "$longdblsize" in
- $doublesize)
- echo "...but long doubles are equal to doubles, not changing architecture name." >&4
- ;;
- *)
- case "$archname" in
- *-ld*) echo "...and architecture name already has -ld." >&4
- ;;
- *) archname="$archname-ld"
- echo "...setting architecture name to $archname." >&4
- ;;
- esac
- ;;
- esac
- ;;
-esac
-case "$useperlio" in
-$define)
- echo "Perlio selected." >&4
- ;;
-*)
- echo "Perlio not selected, using stdio." >&4
- case "$archname" in
- *-stdio*) echo "...and architecture name already has -stdio." >&4
- ;;
- *) archname="$archname-stdio"
- echo "...setting architecture name to $archname." >&4
- ;;
- esac
- ;;
-esac
+$rm -f try.c try
+set i_malloc
+eval $setvar
-: determine root of directory hierarchy where package will be installed.
-case "$prefix" in
+: check for void type
+echo " "
+echo "Checking to see how well your C compiler groks the void type..." >&4
+case "$voidflags" in
'')
- dflt=`./loc . /usr/local /usr/local /local /opt /usr`
- ;;
-*?/)
- dflt=`echo "$prefix" | sed 's/.$//'`
- ;;
-*)
- dflt="$prefix"
- ;;
+ $cat >try.c <<EOCP
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
+#if TRY & 1
+void sub() {
+#else
+sub() {
+#endif
+ extern void moo(); /* function returning void */
+ void (*goo)(); /* ptr to func returning void */
+#if TRY & 8
+ void *hue; /* generic ptr */
+#endif
+#if TRY & 2
+ void (*foo[10])();
+#endif
+
+#if TRY & 4
+ if(goo == moo) {
+ exit(0);
+ }
+#endif
+ exit(0);
+}
+int main() { sub(); }
+EOCP
+ if $cc $ccflags -c -DTRY=$defvoidused try.c >.out 2>&1 ; then
+ voidflags=$defvoidused
+ echo "Good. It appears to support void to the level $package wants.">&4
+ if $contains warning .out >/dev/null 2>&1; then
+ echo "However, you might get some warnings that look like this:"
+ $cat .out
+ fi
+ else
+echo "Hmm, your compiler has some difficulty with void. Checking further..." >&4
+ if $cc $ccflags -c -DTRY=1 try.c >/dev/null 2>&1; then
+ echo "It supports 1..."
+ if $cc $ccflags -c -DTRY=3 try.c >/dev/null 2>&1; then
+ echo "It also supports 2..."
+ if $cc $ccflags -c -DTRY=7 try.c >/dev/null 2>&1; then
+ voidflags=7
+ echo "And it supports 4 but not 8 definitely."
+ else
+ echo "It doesn't support 4..."
+ if $cc $ccflags -c -DTRY=11 try.c >/dev/null 2>&1; then
+ voidflags=11
+ echo "But it supports 8."
+ else
+ voidflags=3
+ echo "Neither does it support 8."
+ fi
+ fi
+ else
+ echo "It does not support 2..."
+ if $cc $ccflags -c -DTRY=13 try.c >/dev/null 2>&1; then
+ voidflags=13
+ echo "But it supports 4 and 8."
+ else
+ if $cc $ccflags -c -DTRY=5 try.c >/dev/null 2>&1; then
+ voidflags=5
+ echo "And it supports 4 but has not heard about 8."
+ else
+ echo "However it supports 8 but not 4."
+ fi
+ fi
+ fi
+ else
+ echo "There is no support at all for void."
+ voidflags=0
+ fi
+ fi
esac
-$cat <<EOM
-
-By default, $package will be installed in $dflt/bin, manual pages
-under $dflt/man, etc..., i.e. with $dflt as prefix for all
-installation directories. Typically this is something like /usr/local.
-If you wish to have binaries under /usr/bin but other parts of the
-installation under /usr/local, that's ok: you will be prompted
-separately for each of the installation directories, the prefix being
-only used to set the defaults.
-
+case "$voidflags" in
+"$defvoidused") ;;
+*) $cat >&4 <<'EOM'
+ Support flag bits are:
+ 1: basic void declarations.
+ 2: arrays of pointers to functions returning void.
+ 4: operations between pointers to and addresses of void functions.
+ 8: generic void pointers.
EOM
-fn=d~
-rp='Installation prefix to use?'
-. ./getfile
-oldprefix=''
-case "$prefix" in
-'') ;;
-*)
- case "$ans" in
- "$prefix") ;;
- *) oldprefix="$prefix";;
- esac
+ dflt="$voidflags";
+ rp="Your void support flags add up to what?"
+ . ./myread
+ voidflags="$ans"
;;
esac
-prefix="$ans"
-prefixexp="$ansexp"
-
-case "$afsroot" in
-'') afsroot=/afs ;;
-*) afsroot=$afsroot ;;
-esac
+$rm -f try.* .out
-: is AFS running?
+: check for length of pointer
echo " "
-case "$afs" in
-$define|true) afs=true ;;
-$undef|false) afs=false ;;
-*) if test -d $afsroot; then
- afs=true
+case "$ptrsize" in
+'')
+ echo "Checking to see how big your pointers are..." >&4
+ if test "$voidflags" -gt 7; then
+ echo '#define VOID_PTR char *' > try.c
else
- afs=false
+ echo '#define VOID_PTR void *' > try.c
+ fi
+ $cat >>try.c <<EOCP
+#include <stdio.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
+int main()
+{
+ printf("%d\n", (int)sizeof(VOID_PTR));
+ exit(0);
+}
+EOCP
+ set try
+ if eval $compile_ok; then
+ ptrsize=`$run ./try`
+ echo "Your pointers are $ptrsize bytes long."
+ else
+ dflt='4'
+ echo "(I can't seem to compile the test program. Guessing...)" >&4
+ rp="What is the size of a pointer (in bytes)?"
+ . ./myread
+ ptrsize="$ans"
fi
;;
esac
-if $afs; then
- echo "AFS may be running... I'll be extra cautious then..." >&4
-else
- echo "AFS does not seem to be running..." >&4
-fi
-
-: determine installation prefix for where package is to be installed.
-if $afs; then
-$cat <<EOM
+$rm -f try.c try
+case "$use64bitall" in
+"$define"|true|[yY]*)
+ case "$ptrsize" in
+ 4) cat <<EOM >&4
-Since you are running AFS, I need to distinguish the directory in which
-files will reside from the directory in which they are installed (and from
-which they are presumably copied to the former directory by occult means).
+*** You have chosen a maximally 64-bit build, but your pointers
+*** are only 4 bytes wide, disabling maximal 64-bitness.
EOM
- case "$installprefix" in
- '') dflt=`echo $prefix | sed 's#^/afs/#/afs/.#'`;;
- *) dflt="$installprefix";;
- esac
-else
-$cat <<EOM
+ use64bitall="$undef"
+ case "$use64bitint" in
+ "$define"|true|[yY]*) ;;
+ *) cat <<EOM >&4
-In some special cases, particularly when building $package for distribution,
-it is convenient to distinguish between the directory in which files should
-be installed from the directory ($prefix) in which they
-will eventually reside. For most users, these two directories are the same.
+*** Downgrading from maximal 64-bitness to using 64-bit integers.
EOM
- case "$installprefix" in
- '') dflt=$prefix ;;
- *) dflt=$installprefix;;
+ use64bitint="$define"
+ ;;
+ esac
+ ;;
esac
-fi
-fn=d~
-rp='What installation prefix should I use for installing files?'
-. ./getfile
-installprefix="$ans"
-installprefixexp="$ansexp"
+ ;;
+esac
-: set the prefixit variable, to compute a suitable default value
-prefixit='case "$3" in
-""|none)
- case "$oldprefix" in
- "") eval "$1=\"\$$2\"";;
- *)
- case "$3" in
- "") eval "$1=";;
- none)
- eval "tp=\"\$$2\"";
- case "$tp" in
- ""|" ") eval "$1=\"\$$2\"";;
- *) eval "$1=";;
- esac;;
- esac;;
- esac;;
-*)
- eval "tp=\"$oldprefix-\$$2-\""; eval "tp=\"$tp\"";
- case "$tp" in
- --|/*--|\~*--) eval "$1=\"$prefix/$3\"";;
- /*-$oldprefix/*|\~*-$oldprefix/*)
- eval "$1=\`echo \$$2 | sed \"s,^$oldprefix,$prefix,\"\`";;
- *) eval "$1=\"\$$2\"";;
- esac;;
-esac'
-: get the patchlevel
+: determine which malloc to compile in
echo " "
-echo "Getting the current patchlevel..." >&4
-if $test -r $rsrc/patchlevel.h;then
- revision=`awk '/define[ ]+PERL_REVISION/ {print $3}' $rsrc/patchlevel.h`
- patchlevel=`awk '/define[ ]+PERL_VERSION/ {print $3}' $rsrc/patchlevel.h`
- subversion=`awk '/define[ ]+PERL_SUBVERSION/ {print $3}' $rsrc/patchlevel.h`
- api_revision=`awk '/define[ ]+PERL_API_REVISION/ {print $3}' $rsrc/patchlevel.h`
- api_version=`awk '/define[ ]+PERL_API_VERSION/ {print $3}' $rsrc/patchlevel.h`
- api_subversion=`awk '/define[ ]+PERL_API_SUBVERSION/ {print $3}' $rsrc/patchlevel.h`
- perl_patchlevel=`grep ',"DEVEL[0-9][0-9]*"' $rsrc/patchlevel.h|sed 's/[^0-9]//g'`
-else
- revision=0
- patchlevel=0
- subversion=0
- api_revision=0
- api_version=0
- api_subversion=0
- perl_patchlevel=0
- $echo "(You do not have patchlevel.h. Eek.)"
-fi
-if $test -r $rsrc/.patch ; then
- if $test "`cat $rsrc/.patch`" -gt "$perl_patchlevel" ; then
- perl_patchlevel=`cat $rsrc/.patch`
- fi
-fi
-: Define a handy string here to avoid duplication in myconfig.SH and configpm.
-version_patchlevel_string="version $patchlevel subversion $subversion"
-case "$perl_patchlevel" in
-0|'') ;;
-*) version_patchlevel_string="$version_patchlevel_string patch $perl_patchlevel" ;;
+case "$usemymalloc" in
+[yY]*|true|$define) dflt='y' ;;
+[nN]*|false|$undef) dflt='n' ;;
+*) case "$ptrsize" in
+ 4) dflt='y' ;;
+ *) dflt='n' ;;
+ esac
+ ;;
esac
-
-$echo "(You have $package $version_patchlevel_string.)"
-
-case "$osname" in
-dos|vms)
- : XXX Should be a Configure test for double-dots in filenames.
- version=`echo $revision $patchlevel $subversion | \
- $awk '{ printf "%d_%d_%d\n", $1, $2, $3 }'`
- api_versionstring=`echo $api_revision $api_version $api_subversion | \
- $awk '{ printf "%d_%d_%d\n", $1, $2, $3 }'`
+rp="Do you wish to attempt to use the malloc that comes with $package?"
+. ./myread
+usemymalloc="$ans"
+case "$ans" in
+y*|true)
+ usemymalloc='y'
+ mallocsrc='malloc.c'
+ mallocobj="malloc$_o"
+ d_mymalloc="$define"
+ case "$libs" in
+ *-lmalloc*)
+ : Remove malloc from list of libraries to use
+ echo "Removing unneeded -lmalloc from library list" >&4
+ set `echo X $libs | $sed -e 's/-lmalloc / /' -e 's/-lmalloc$//'`
+ shift
+ libs="$*"
+ echo "libs = $libs" >&4
+ ;;
+ esac
;;
*)
- version=`echo $revision $patchlevel $subversion | \
- $awk '{ printf "%d.%d.%d\n", $1, $2, $3 }'`
- api_versionstring=`echo $api_revision $api_version $api_subversion | \
- $awk '{ printf "%d.%d.%d\n", $1, $2, $3 }'`
+ usemymalloc='n'
+ mallocsrc=''
+ mallocobj=''
+ d_mymalloc="$undef"
+ ;;
+esac
+
+: compute the return types of malloc and free
+echo " "
+$cat >malloc.c <<END
+#$i_malloc I_MALLOC
+#$i_stdlib I_STDLIB
+#include <stdio.h>
+#include <sys/types.h>
+#ifdef I_MALLOC
+#include <malloc.h>
+#endif
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
+#ifdef TRY_MALLOC
+void *malloc();
+#endif
+#ifdef TRY_FREE
+void free();
+#endif
+END
+case "$malloctype" in
+'')
+ if $cc $ccflags -c -DTRY_MALLOC malloc.c >/dev/null 2>&1; then
+ malloctype='void *'
+ else
+ malloctype='char *'
+ fi
+ ;;
+esac
+echo "Your system wants malloc to return '$malloctype', it would seem." >&4
+
+case "$freetype" in
+'')
+ if $cc $ccflags -c -DTRY_FREE malloc.c >/dev/null 2>&1; then
+ freetype='void'
+ else
+ freetype='int'
+ fi
;;
esac
-: Special case the 5.005_xx maintenance series, which used 5.005
-: without any subversion label as a subdirectory in $sitelib
-if test "${api_revision}${api_version}${api_subversion}" = "550"; then
- api_versionstring='5.005'
-fi
+echo "Your system uses $freetype free(), it would seem." >&4
+$rm -f malloc.[co]
+$cat <<EOM
-: determine installation style
-: For now, try to deduce it from prefix unless it is already set.
-: Reproduce behavior of 5.005 and earlier, maybe drop that in 5.7.
-case "$installstyle" in
-'') case "$prefix" in
- *perl*) dflt='lib';;
- *) dflt='lib/perl5' ;;
+After $package is installed, you may wish to install various
+add-on modules and utilities. Typically, these add-ons will
+be installed under $prefix with the rest
+of this package. However, you may wish to install such add-ons
+elsewhere under a different prefix.
+
+If you do not wish to put everything under a single prefix, that's
+ok. You will be prompted for the individual locations; this siteprefix
+is only used to suggest the defaults.
+
+The default should be fine for most people.
+
+EOM
+fn=d~+
+rp='Installation prefix to use for add-on modules and utilities?'
+: XXX Here might be another good place for an installstyle setting.
+case "$siteprefix" in
+'') dflt=$prefix ;;
+*) dflt=$siteprefix ;;
+esac
+. ./getfile
+: XXX Prefixit unit does not yet support siteprefix and vendorprefix
+oldsiteprefix=''
+case "$siteprefix" in
+'') ;;
+*) case "$ans" in
+ "$prefix") ;;
+ *) oldsiteprefix="$prefix";;
esac
;;
-*) dflt="$installstyle" ;;
esac
-: Probably not worth prompting for this since we prompt for all
-: the directories individually, and the prompt would be too long and
-: confusing anyway.
-installstyle=$dflt
+siteprefix="$ans"
+siteprefixexp="$ansexp"
-: determine where private library files go
-: Usual default is /usr/local/lib/perl5/$version.
-: Also allow things like /opt/perl/lib/$version, since
-: /opt/perl/lib/perl5... would be redundant.
+: determine where site specific libraries go.
+: Usual default is /usr/local/lib/perl5/site_perl/$version
: The default "style" setting is made in installstyle.U
-case "$installstyle" in
-*lib/perl5*) set dflt privlib lib/$package/$version ;;
-*) set dflt privlib lib/$version ;;
+: XXX No longer works with Prefixit stuff.
+prog=`echo $package | $sed 's/-*[0-9.]*$//'`
+case "$sitelib" in
+'') case "$installstyle" in
+ *lib/perl5*) dflt=$siteprefix/lib/$package/site_$prog/$version ;;
+ *) dflt=$siteprefix/lib/site_$prog/$version ;;
+ esac
+ ;;
+*) dflt="$sitelib"
+ ;;
esac
-eval $prefixit
$cat <<EOM
-There are some auxiliary files for $package that need to be put into a
-private library directory that is accessible by everyone.
+The installation process will create a directory for
+site-specific extensions and modules. Most users find it convenient
+to place all site-specific files in this directory rather than in the
+main distribution directory.
EOM
fn=d~+
-rp='Pathname where the private library files will reside?'
+rp='Pathname for the site-specific library files?'
. ./getfile
-privlib="$ans"
-privlibexp="$ansexp"
+sitelib="$ans"
+sitelibexp="$ansexp"
+sitelib_stem=`echo "$sitelibexp" | sed "s,/$version$,,"`
: Change installation prefix, if necessary.
if $test X"$prefix" != X"$installprefix"; then
- installprivlib=`echo $privlibexp | sed "s#^$prefix#$installprefix#"`
+ installsitelib=`echo $sitelibexp | $sed "s#^$prefix#$installprefix#"`
else
- installprivlib="$privlibexp"
+ installsitelib="$sitelibexp"
fi
-: set the prefixup variable, to restore leading tilda escape
-prefixup='case "$prefixexp" in
-"$prefix") ;;
-*) eval "$1=\`echo \$$1 | sed \"s,^$prefixexp,$prefix,\"\`";;
-esac'
-
-: determine where public architecture dependent libraries go
-set archlib archlib
-eval $prefixit
-: privlib default is /usr/local/lib/$package/$version
-: archlib default is /usr/local/lib/$package/$version/$archname
-: privlib may have an optional trailing /share.
-tdflt=`echo $privlib | $sed 's,/share$,,'`
-tdflt=$tdflt/$archname
-case "$archlib" in
-'') dflt=$tdflt
+: determine where site specific architecture-dependent libraries go.
+: sitelib default is /usr/local/lib/perl5/site_perl/$version
+: sitearch default is /usr/local/lib/perl5/site_perl/$version/$archname
+: sitelib may have an optional trailing /share.
+case "$sitearch" in
+'') dflt=`echo $sitelib | $sed 's,/share$,,'`
+ dflt="$dflt/$archname"
+ ;;
+*) dflt="$sitearch"
;;
-*) dflt="$archlib"
- ;;
esac
+set sitearch sitearch none
+eval $prefixit
$cat <<EOM
-$spackage contains architecture-dependent library files. If you are
-sharing libraries in a heterogeneous environment, you might store
-these files in a separate location. Otherwise, you can just include
-them with the rest of the public library files.
+The installation process will also create a directory for
+architecture-dependent site-specific extensions and modules.
EOM
-fn=d+~
-rp='Where do you want to put the public architecture-dependent libraries?'
+fn=d~+
+rp='Pathname for the site-specific architecture-dependent library files?'
. ./getfile
-archlib="$ans"
-archlibexp="$ansexp"
-if $test X"$archlib" = X"$privlib"; then
- d_archlib="$undef"
-else
- d_archlib="$define"
-fi
+sitearch="$ans"
+sitearchexp="$ansexp"
: Change installation prefix, if necessary.
if $test X"$prefix" != X"$installprefix"; then
- installarchlib=`echo $archlibexp | sed "s#^$prefix#$installprefix#"`
+ installsitearch=`echo $sitearchexp | sed "s#^$prefix#$installprefix#"`
else
- installarchlib="$archlibexp"
+ installsitearch="$sitearchexp"
fi
-: see if setuid scripts can be secure
$cat <<EOM
-Some kernels have a bug that prevents setuid #! scripts from being
-secure. Some sites have disabled setuid #! scripts because of this.
-
-First let's decide if your kernel supports secure setuid #! scripts.
-(If setuid #! scripts would be secure but have been disabled anyway,
-don't say that they are secure if asked.)
+The installation process will also create a directory for
+vendor-supplied add-ons. Vendors who supply perl with their system
+may find it convenient to place all vendor-supplied files in this
+directory rather than in the main distribution directory. This will
+ease upgrades between binary-compatible maintenance versions of perl.
-EOM
+Of course you may also use these directories in whatever way you see
+fit. For example, you might use them to access modules shared over a
+company-wide network.
-val="$undef"
-if $test -d /dev/fd; then
- echo "#!$ls" >reflect
- chmod +x,u+s reflect
- ./reflect >flect 2>&1
- if $contains "/dev/fd" flect >/dev/null; then
- echo "Congratulations, your kernel has secure setuid scripts!" >&4
- val="$define"
- else
- $cat <<EOM
-If you are not sure if they are secure, I can check but I'll need a
-username and password different from the one you are using right now.
-If you don't have such a username or don't want me to test, simply
-enter 'none'.
+The default answer should be fine for most people.
+This causes further questions about vendor add-ons to be skipped
+and no vendor-specific directories will be configured for perl.
EOM
- rp='Other username to test security of setuid scripts with?'
- dflt='none'
- . ./myread
- case "$ans" in
- n|none)
- case "$d_suidsafe" in
- '') echo "I'll assume setuid scripts are *not* secure." >&4
- dflt=n;;
- "$undef")
- echo "Well, the $hint value is *not* secure." >&4
- dflt=n;;
- *) echo "Well, the $hint value *is* secure." >&4
- dflt=y;;
- esac
- ;;
- *)
- $rm -f reflect flect
- echo "#!$ls" >reflect
- chmod +x,u+s reflect
- echo >flect
- chmod a+w flect
- echo '"su" will (probably) prompt you for '"$ans's password."
- su $ans -c './reflect >flect'
- if $contains "/dev/fd" flect >/dev/null; then
- echo "Okay, it looks like setuid scripts are secure." >&4
- dflt=y
- else
- echo "I don't think setuid scripts are secure." >&4
- dflt=n
- fi
- ;;
+rp='Do you want to configure vendor-specific add-on directories?'
+case "$usevendorprefix" in
+define|true|[yY]*) dflt=y ;;
+*) : User may have set vendorprefix directly on Configure command line.
+ case "$vendorprefix" in
+ ''|' ') dflt=n ;;
+ *) dflt=y ;;
+ esac
+ ;;
+esac
+. ./myread
+case "$ans" in
+[yY]*) fn=d~+
+ rp='Installation prefix to use for vendor-supplied add-ons?'
+ case "$vendorprefix" in
+ '') dflt='' ;;
+ *) dflt=$vendorprefix ;;
+ esac
+ . ./getfile
+ : XXX Prefixit unit does not yet support siteprefix and vendorprefix
+ oldvendorprefix=''
+ case "$vendorprefix" in
+ '') ;;
+ *) case "$ans" in
+ "$prefix") ;;
+ *) oldvendorprefix="$prefix";;
esac
- rp='Does your kernel have *secure* setuid scripts?'
- . ./myread
- case "$ans" in
- [yY]*) val="$define";;
- *) val="$undef";;
+ ;;
+ esac
+ usevendorprefix="$define"
+ vendorprefix="$ans"
+ vendorprefixexp="$ansexp"
+ ;;
+*) usevendorprefix="$undef"
+ vendorprefix=''
+ vendorprefixexp=''
+ ;;
+esac
+
+case "$vendorprefix" in
+'') d_vendorlib="$undef"
+ vendorlib=''
+ vendorlibexp=''
+ ;;
+*) d_vendorlib="$define"
+ : determine where vendor-supplied modules go.
+ : Usual default is /usr/local/lib/perl5/vendor_perl/$version
+ case "$vendorlib" in
+ '')
+ prog=`echo $package | $sed 's/-*[0-9.]*$//'`
+ case "$installstyle" in
+ *lib/perl5*) dflt=$vendorprefix/lib/$package/vendor_$prog/$version ;;
+ *) dflt=$vendorprefix/lib/vendor_$prog/$version ;;
esac
- fi
+ ;;
+ *) dflt="$vendorlib"
+ ;;
+ esac
+ fn=d~+
+ rp='Pathname for the vendor-supplied library files?'
+ . ./getfile
+ vendorlib="$ans"
+ vendorlibexp="$ansexp"
+ ;;
+esac
+vendorlib_stem=`echo "$vendorlibexp" | sed "s,/$version$,,"`
+: Change installation prefix, if necessary.
+if $test X"$prefix" != X"$installprefix"; then
+ installvendorlib=`echo $vendorlibexp | $sed "s#^$prefix#$installprefix#"`
else
- echo "I don't think setuid scripts are secure (no /dev/fd directory)." >&4
- echo "(That's for file descriptors, not floppy disks.)"
- val="$undef"
+ installvendorlib="$vendorlibexp"
fi
-set d_suidsafe
-eval $setvar
-$rm -f reflect flect
-
-: now see if they want to do setuid emulation
-echo " "
-val="$undef"
-case "$d_suidsafe" in
-"$define")
- val="$undef"
- echo "No need to emulate SUID scripts since they are secure here." >&4
+case "$vendorprefix" in
+'') d_vendorarch="$undef"
+ vendorarch=''
+ vendorarchexp=''
;;
-*)
- $cat <<EOM
-Some systems have disabled setuid scripts, especially systems where
-setuid scripts cannot be secure. On systems where setuid scripts have
-been disabled, the setuid/setgid bits on scripts are currently
-useless. It is possible for $package to detect those bits and emulate
-setuid/setgid in a secure fashion. This emulation will only work if
-setuid scripts have been disabled in your kernel.
-
-EOM
- case "$d_dosuid" in
- "$define") dflt=y ;;
- *) dflt=n ;;
- esac
- rp="Do you want to do setuid/setgid emulation?"
- . ./myread
- case "$ans" in
- [yY]*) val="$define";;
- *) val="$undef";;
+*) d_vendorarch="$define"
+ : determine where vendor-supplied architecture-dependent libraries go.
+ : vendorlib default is /usr/local/lib/perl5/vendor_perl/$version
+ : vendorarch default is /usr/local/lib/perl5/vendor_perl/$version/$archname
+ : vendorlib may have an optional trailing /share.
+ case "$vendorarch" in
+ '') dflt=`echo $vendorlib | $sed 's,/share$,,'`
+ dflt="$dflt/$archname"
+ ;;
+ *) dflt="$vendorarch" ;;
esac
+ fn=d~+
+ rp='Pathname for vendor-supplied architecture-dependent files?'
+ . ./getfile
+ vendorarch="$ans"
+ vendorarchexp="$ansexp"
;;
esac
-set d_dosuid
-eval $setvar
+: Change installation prefix, if necessary.
+if $test X"$prefix" != X"$installprefix"; then
+ installvendorarch=`echo $vendorarchexp | sed "s#^$prefix#$installprefix#"`
+else
+ installvendorarch="$vendorarchexp"
+fi
-: see if this is a malloc.h system
-set malloc.h i_malloc
-eval $inhdr
+: Final catch-all directories to search
+$cat <<EOM
-: see if stdlib is available
-set stdlib.h i_stdlib
-eval $inhdr
+Lastly, you can have perl look in other directories for extensions and
+modules in addition to those already specified.
+These directories will be searched after
+ $sitearch
+ $sitelib
+EOM
+test X"$vendorlib" != "X" && echo ' ' $vendorlib
+test X"$vendorarch" != "X" && echo ' ' $vendorarch
+echo ' '
+case "$otherlibdirs" in
+''|' ') dflt='none' ;;
+*) dflt="$otherlibdirs" ;;
+esac
+$cat <<EOM
+Enter a colon-separated set of extra paths to include in perl's @INC
+search path, or enter 'none' for no extra paths.
-: check for void type
-echo " "
-echo "Checking to see how well your C compiler groks the void type..." >&4
-case "$voidflags" in
-'')
- $cat >try.c <<'EOCP'
-#if TRY & 1
-void sub() {
-#else
-sub() {
-#endif
- extern void moo(); /* function returning void */
- void (*goo)(); /* ptr to func returning void */
-#if TRY & 8
- void *hue; /* generic ptr */
-#endif
-#if TRY & 2
- void (*foo[10])();
-#endif
+EOM
-#if TRY & 4
- if(goo == moo) {
- exit(0);
- }
-#endif
- exit(0);
-}
-int main() { sub(); }
-EOCP
- if $cc $ccflags -c -DTRY=$defvoidused try.c >.out 2>&1 ; then
- voidflags=$defvoidused
- echo "Good. It appears to support void to the level $package wants.">&4
- if $contains warning .out >/dev/null 2>&1; then
- echo "However, you might get some warnings that look like this:"
- $cat .out
- fi
- else
-echo "Hmm, your compiler has some difficulty with void. Checking further..." >&4
- if $cc $ccflags -c -DTRY=1 try.c >/dev/null 2>&1; then
- echo "It supports 1..."
- if $cc $ccflags -c -DTRY=3 try.c >/dev/null 2>&1; then
- echo "It also supports 2..."
- if $cc $ccflags -c -DTRY=7 try.c >/dev/null 2>&1; then
- voidflags=7
- echo "And it supports 4 but not 8 definitely."
- else
- echo "It doesn't support 4..."
- if $cc $ccflags -c -DTRY=11 try.c >/dev/null 2>&1; then
- voidflags=11
- echo "But it supports 8."
- else
- voidflags=3
- echo "Neither does it support 8."
- fi
- fi
- else
- echo "It does not support 2..."
- if $cc $ccflags -c -DTRY=13 try.c >/dev/null 2>&1; then
- voidflags=13
- echo "But it supports 4 and 8."
- else
- if $cc $ccflags -c -DTRY=5 try.c >/dev/null 2>&1; then
- voidflags=5
- echo "And it supports 4 but has not heard about 8."
- else
- echo "However it supports 8 but not 4."
- fi
- fi
- fi
- else
- echo "There is no support at all for void."
- voidflags=0
- fi
- fi
+rp='Colon-separated list of additional directories for perl to search?'
+. ./myread
+case "$ans" in
+' '|''|none) otherlibdirs=' ' ;;
+*) otherlibdirs="$ans" ;;
esac
-case "$voidflags" in
-"$defvoidused") ;;
-*) $cat >&4 <<'EOM'
- Support flag bits are:
- 1: basic void declarations.
- 2: arrays of pointers to functions returning void.
- 4: operations between pointers to and addresses of void functions.
- 8: generic void pointers.
-EOM
- dflt="$voidflags";
- rp="Your void support flags add up to what?"
- . ./myread
- voidflags="$ans"
- ;;
+case "$otherlibdirs" in
+' ') val=$undef ;;
+*) val=$define ;;
esac
-$rm -f try.* .out
+set d_perl_otherlibdirs
+eval $setvar
-: check for length of pointer
+: Cruising for prototypes
echo " "
-case "$ptrsize" in
-'')
- echo "Checking to see how big your pointers are..." >&4
- if test "$voidflags" -gt 7; then
- echo '#define VOID_PTR char *' > try.c
- else
- echo '#define VOID_PTR void *' > try.c
- fi
- $cat >>try.c <<'EOCP'
-#include <stdio.h>
-int main()
-{
- printf("%d\n", (int)sizeof(VOID_PTR));
- exit(0);
-}
+echo "Checking out function prototypes..." >&4
+$cat >prototype.c <<EOCP
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
+int main(int argc, char *argv[]) {
+ exit(0);}
EOCP
- set try
- if eval $compile_ok; then
- ptrsize=`$run ./try`
- echo "Your pointers are $ptrsize bytes long."
- else
- dflt='4'
- echo "(I can't seem to compile the test program. Guessing...)" >&4
- rp="What is the size of a pointer (in bytes)?"
- . ./myread
- ptrsize="$ans"
- fi
- ;;
-esac
-$rm -f try.c try
-case "$use64bitall" in
-"$define"|true|[yY]*)
- case "$ptrsize" in
- 4) cat <<EOM >&4
+if $cc $ccflags -c prototype.c >prototype.out 2>&1 ; then
+ echo "Your C compiler appears to support function prototypes."
+ val="$define"
+else
+ echo "Your C compiler doesn't seem to understand function prototypes."
+ val="$undef"
+fi
+set prototype
+eval $setvar
+$rm -f prototype*
-*** You have chosen a maximally 64-bit build, but your pointers
-*** are only 4 bytes wide, disabling maximal 64-bitness.
+case "$prototype" in
+"$define") ;;
+*) ansi2knr='ansi2knr'
+ echo " "
+ cat <<EOM >&4
-EOM
- use64bitall="$undef"
- case "$use64bitint" in
- "$define"|true|[yY]*) ;;
- *) cat <<EOM >&4
+$me: FATAL ERROR:
+This version of $package can only be compiled by a compiler that
+understands function prototypes. Unfortunately, your C compiler
+ $cc $ccflags
+doesn't seem to understand them. Sorry about that.
-*** Downgrading from maximal 64-bitness to using 64-bit integers.
+If GNU cc is available for your system, perhaps you could try that instead.
+Eventually, we hope to support building Perl with pre-ANSI compilers.
+If you would like to help in that effort, please contact <perlbug@perl.org>.
+
+Aborting Configure now.
EOM
- use64bitint="$define"
- ;;
- esac
- ;;
- esac
+ exit 2
;;
esac
+: determine where public executables go
+echo " "
+set dflt bin bin
+eval $prefixit
+fn=d~
+rp='Pathname where the public executables will reside?'
+. ./getfile
+if $test "X$ansexp" != "X$binexp"; then
+ installbin=''
+fi
+bin="$ans"
+binexp="$ansexp"
+: Change installation prefix, if necessary.
+: XXX Bug? -- ignores Configure -Dinstallprefix setting.
+if $test X"$prefix" != X"$installprefix"; then
+ installbin=`echo $binexp | sed "s#^$prefix#$installprefix#"`
+else
+ installbin="$binexp"
+fi
-: determine which malloc to compile in
echo " "
-case "$usemymalloc" in
-[yY]*|true|$define) dflt='y' ;;
-[nN]*|false|$undef) dflt='n' ;;
-*) case "$ptrsize" in
- 4) dflt='y' ;;
- *) dflt='n' ;;
- esac
- ;;
+case "$extras" in
+'') dflt='n';;
+*) dflt='y';;
esac
-rp="Do you wish to attempt to use the malloc that comes with $package?"
+cat <<EOM
+Perl can be built with extra modules or bundles of modules which
+will be fetched from the CPAN and installed alongside Perl.
+
+Notice that you will need access to the CPAN; either via the Internet,
+or a local copy, for example a CD-ROM or a local CPAN mirror. (You will
+be asked later to configure the CPAN.pm module which will in turn do
+the installation of the rest of the extra modules or bundles.)
+
+Notice also that if the modules require any external software such as
+libraries and headers (the libz library and the zlib.h header for the
+Compress::Zlib module, for example) you MUST have any such software
+already installed, this configuration process will NOT install such
+things for you.
+
+If this doesn't make any sense to you, just accept the default '$dflt'.
+EOM
+rp='Install any extra modules (y or n)?'
. ./myread
-usemymalloc="$ans"
case "$ans" in
-y*|true)
- usemymalloc='y'
- mallocsrc='malloc.c'
- mallocobj="malloc$_o"
- d_mymalloc="$define"
- case "$libs" in
- *-lmalloc*)
- : Remove malloc from list of libraries to use
- echo "Removing unneeded -lmalloc from library list" >&4
- set `echo X $libs | $sed -e 's/-lmalloc / /' -e 's/-lmalloc$//'`
- shift
- libs="$*"
- echo "libs = $libs" >&4
- ;;
- esac
+y|Y)
+ cat <<EOM
+
+Please list any extra modules or bundles to be installed from CPAN,
+with spaces between the names. The names can be in any format the
+'install' command of CPAN.pm will understand. (Answer 'none',
+without the quotes, to install no extra modules or bundles.)
+EOM
+ rp='Extras?'
+ dflt="$extras"
+ . ./myread
+ extras="$ans"
+esac
+case "$extras" in
+''|'none')
+ val=''
+ $rm -f ../extras.lst
;;
-*)
- usemymalloc='n'
- mallocsrc=''
- mallocobj=''
- d_mymalloc="$undef"
+*) echo "(Saving the list of extras for later...)"
+ echo "$extras" > ../extras.lst
+ val="'$extras'"
;;
esac
-
-: compute the return types of malloc and free
+set extras
+eval $setvar
echo " "
-$cat >malloc.c <<END
-#$i_malloc I_MALLOC
-#$i_stdlib I_STDLIB
-#include <stdio.h>
-#include <sys/types.h>
-#ifdef I_MALLOC
-#include <malloc.h>
-#endif
-#ifdef I_STDLIB
-#include <stdlib.h>
-#endif
-#ifdef TRY_MALLOC
-void *malloc();
-#endif
-#ifdef TRY_FREE
-void free();
-#endif
-END
-case "$malloctype" in
-'')
- if $cc $ccflags -c -DTRY_MALLOC malloc.c >/dev/null 2>&1; then
- malloctype='void *'
- else
- malloctype='char *'
- fi
+
+: determine where html pages for programs go
+set html1dir html1dir none
+eval $prefixit
+$cat <<EOM
+
+If you wish to install html files for programs in $spackage, indicate
+the appropriate directory here. To skip installing html files,
+answer "none".
+EOM
+case "$html1dir" in
+''|none|$undef|' ') dflt=none ;;
+*) dflt=$html1dir ;;
+esac
+fn=dn+~
+rp="Directory for the main $spackage html pages?"
+. ./getfile
+html1dir="$ans"
+html1direxp="$ansexp"
+: Use ' ' for none so value is preserved next time through Configure
+$test X"$html1dir" = "X" && html1dir=' '
+: Change installation prefix, if necessary.
+if $test X"$prefix" != X"$installprefix"; then
+ installhtml1dir=`echo $html1direxp | sed "s#^$prefix#$installprefix#"`
+else
+ installhtml1dir="$html1direxp"
+fi
+
+: determine where html pages for libraries and modules go
+set html3dir html3dir none
+eval $prefixit
+$cat <<EOM
+
+If you wish to install html files for modules associated with $spackage,
+indicate the appropriate directory here. To skip installing html files,
+answer "none".
+EOM
+: There is no obvious default. If they have specified html1dir, then
+: try to key off that, possibly changing .../html1 into .../html3.
+case "$html3dir" in
+'') html3dir=`echo "$html1dir" | $sed 's/1$/3$/'` ;;
+*) dflt=$html3dir ;;
+esac
+fn=dn+~
+rp="Directory for the $spackage module html pages?"
+. ./getfile
+html3dir="$ans"
+html3direxp="$ansexp"
+: Use ' ' for none so value is preserved next time through Configure
+$test X"$html3dir" = "X" && html3dir=' '
+: Change installation prefix, if necessary.
+if $test X"$prefix" != X"$installprefix"; then
+ installhtml3dir=`echo $html3direxp | sed "s#^$prefix#$installprefix#"`
+else
+ installhtml3dir="$html3direxp"
+fi
+
+: Find perl5.005 or later.
+echo "Looking for a previously installed perl5.005 or later... "
+case "$perl5" in
+'') for tdir in `echo "$binexp$path_sep$PATH" | $sed "s/$path_sep/ /g"`; do
+ : Check if this perl is recent and can load a simple module
+ if $test -x $tdir/perl$exe_ext && $tdir/perl -Mless -e 'use 5.005;' >/dev/null 2>&1; then
+ perl5=$tdir/perl
+ break;
+ elif $test -x $tdir/perl5$exe_ext && $tdir/perl5 -Mless -e 'use 5.005;' >/dev/null 2>&1; then
+ perl5=$tdir/perl5
+ break;
+ fi
+ done
+ ;;
+*) perl5="$perl5"
;;
esac
-echo "Your system wants malloc to return '$malloctype', it would seem." >&4
+case "$perl5" in
+'') echo "None found. That's ok.";;
+*) echo "Using $perl5." ;;
+esac
-case "$freetype" in
-'')
- if $cc $ccflags -c -DTRY_FREE malloc.c >/dev/null 2>&1; then
- freetype='void'
+: Determine list of previous versions to include in @INC
+$cat > getverlist <<EOPL
+#!$perl5 -w
+use File::Basename;
+\$api_versionstring = "$api_versionstring";
+\$version = "$version";
+\$stem = "$sitelib_stem";
+\$archname = "$archname";
+EOPL
+ $cat >> getverlist <<'EOPL'
+# Can't have leading @ because metaconfig interprets it as a command!
+;@inc_version_list=();
+# XXX Redo to do opendir/readdir?
+if (-d $stem) {
+ chdir($stem);
+ ;@candidates = glob("5.*");
+}
+else {
+ ;@candidates = ();
+}
+
+# XXX ToDo: These comparisons must be reworked when two-digit
+# subversions come along, so that 5.7.10 compares as greater than
+# 5.7.3! By that time, hope that 5.6.x is sufficiently
+# widespread that we can use the built-in version vectors rather
+# than reinventing them here. For 5.6.0, however, we must
+# assume this script will likely be run by 5.005_0x. --AD 1/2000.
+foreach $d (@candidates) {
+ if ($d lt $version) {
+ if ($d ge $api_versionstring) {
+ unshift(@inc_version_list, grep { -d } "$d/$archname", $d);
+ }
+ elsif ($d ge "5.005") {
+ unshift(@inc_version_list, grep { -d } $d);
+ }
+ }
+ else {
+ # Skip newer version. I.e. don't look in
+ # 5.7.0 if we're installing 5.6.1.
+ }
+}
+
+if (@inc_version_list) {
+ print join(' ', @inc_version_list);
+}
+else {
+ # Blank space to preserve value for next Configure run.
+ print " ";
+}
+EOPL
+chmod +x getverlist
+case "$inc_version_list" in
+'') if test -x "$perl5$exe_ext"; then
+ dflt=`$perl5 getverlist`
else
- freetype='int'
+ dflt='none'
fi
;;
+$undef) dflt='none' ;;
+*) eval dflt=\"$inc_version_list\" ;;
esac
-echo "Your system uses $freetype free(), it would seem." >&4
-$rm -f malloc.[co]
-$cat <<EOM
-
-After $package is installed, you may wish to install various
-add-on modules and utilities. Typically, these add-ons will
-be installed under $prefix with the rest
-of this package. However, you may wish to install such add-ons
-elsewhere under a different prefix.
-
-If you do not wish to put everything under a single prefix, that's
-ok. You will be prompted for the individual locations; this siteprefix
-is only used to suggest the defaults.
-
-The default should be fine for most people.
-
-EOM
-fn=d~+
-rp='Installation prefix to use for add-on modules and utilities?'
-: XXX Here might be another good place for an installstyle setting.
-case "$siteprefix" in
-'') dflt=$prefix ;;
-*) dflt=$siteprefix ;;
-esac
-. ./getfile
-: XXX Prefixit unit does not yet support siteprefix and vendorprefix
-oldsiteprefix=''
-case "$siteprefix" in
-'') ;;
-*) case "$ans" in
- "$prefix") ;;
- *) oldsiteprefix="$prefix";;
- esac
- ;;
+case "$dflt" in
+''|' ') dflt=none ;;
esac
-siteprefix="$ans"
-siteprefixexp="$ansexp"
-
-: determine where site specific libraries go.
-: Usual default is /usr/local/lib/perl5/site_perl/$version
-: The default "style" setting is made in installstyle.U
-: XXX No longer works with Prefixit stuff.
-prog=`echo $package | $sed 's/-*[0-9.]*$//'`
-case "$sitelib" in
-'') case "$installstyle" in
- *lib/perl5*) dflt=$siteprefix/lib/$package/site_$prog/$version ;;
- *) dflt=$siteprefix/lib/site_$prog/$version ;;
- esac
- ;;
-*) dflt="$sitelib"
- ;;
+case "$dflt" in
+5.005) dflt=none ;;
esac
$cat <<EOM
-The installation process will create a directory for
-site-specific extensions and modules. Most users find it convenient
-to place all site-specific files in this directory rather than in the
-main distribution directory.
+In order to ease the process of upgrading, this version of perl
+can be configured to use modules built and installed with earlier
+versions of perl that were installed under $prefix. Specify here
+the list of earlier versions that this version of perl should check.
+If Configure detected no earlier versions of perl installed under
+$prefix, then the list will be empty. Answer 'none' to tell perl
+to not search earlier versions.
+The default should almost always be sensible, so if you're not sure,
+just accept the default.
EOM
-fn=d~+
-rp='Pathname for the site-specific library files?'
-. ./getfile
-sitelib="$ans"
-sitelibexp="$ansexp"
-sitelib_stem=`echo "$sitelibexp" | sed "s,/$version$,,"`
-: Change installation prefix, if necessary.
-if $test X"$prefix" != X"$installprefix"; then
- installsitelib=`echo $sitelibexp | $sed "s#^$prefix#$installprefix#"`
-else
- installsitelib="$sitelibexp"
-fi
-: determine where site specific architecture-dependent libraries go.
-: sitelib default is /usr/local/lib/perl5/site_perl/$version
-: sitearch default is /usr/local/lib/perl5/site_perl/$version/$archname
-: sitelib may have an optional trailing /share.
-case "$sitearch" in
-'') dflt=`echo $sitelib | $sed 's,/share$,,'`
- dflt="$dflt/$archname"
- ;;
-*) dflt="$sitearch"
+rp='List of earlier versions to include in @INC?'
+. ./myread
+case "$ans" in
+[Nn]one|''|' ') inc_version_list=' ' ;;
+*) inc_version_list="$ans" ;;
+esac
+case "$inc_version_list" in
+''|' ')
+ inc_version_list_init='0';;
+*) inc_version_list_init=`echo $inc_version_list |
+ $sed -e 's/^/"/' -e 's/ /","/g' -e 's/$/",0/'`
;;
esac
-set sitearch sitearch none
-eval $prefixit
-$cat <<EOM
+$rm -f getverlist
-The installation process will also create a directory for
-architecture-dependent site-specific extensions and modules.
+: determine whether to install perl also as /usr/bin/perl
-EOM
-fn=d~+
-rp='Pathname for the site-specific architecture-dependent library files?'
-. ./getfile
-sitearch="$ans"
-sitearchexp="$ansexp"
-: Change installation prefix, if necessary.
-if $test X"$prefix" != X"$installprefix"; then
- installsitearch=`echo $sitearchexp | sed "s#^$prefix#$installprefix#"`
-else
- installsitearch="$sitearchexp"
-fi
+echo " "
+if $test -d /usr/bin -a "X$installbin" != X/usr/bin; then
+ $cat <<EOM
+Many scripts expect perl to be installed as /usr/bin/perl.
-$cat <<EOM
+If you want to, I can install the perl you are about to compile
+as /usr/bin/perl (in addition to $bin/perl).
+EOM
+ if test -f /usr/bin/perl; then
+ $cat <<EOM
-The installation process will also create a directory for
-vendor-supplied add-ons. Vendors who supply perl with their system
-may find it convenient to place all vendor-supplied files in this
-directory rather than in the main distribution directory. This will
-ease upgrades between binary-compatible maintenance versions of perl.
+However, please note that because you already have a /usr/bin/perl,
+overwriting that with a new Perl would very probably cause problems.
+Therefore I'm assuming you don't want to do that (unless you insist).
-Of course you may also use these directories in whatever way you see
-fit. For example, you might use them to access modules shared over a
-company-wide network.
+EOM
+ case "$installusrbinperl" in
+ "$define"|[yY]*) dflt='y';;
+ *) dflt='n';;
+ esac
+ else
+ $cat <<EOM
-The default answer should be fine for most people.
-This causes further questions about vendor add-ons to be skipped
-and no vendor-specific directories will be configured for perl.
+Since you don't have a /usr/bin/perl I'm assuming creating one is okay.
EOM
-rp='Do you want to configure vendor-specific add-on directories?'
-case "$usevendorprefix" in
-define|true|[yY]*) dflt=y ;;
-*) : User may have set vendorprefix directly on Configure command line.
- case "$vendorprefix" in
- ''|' ') dflt=n ;;
- *) dflt=y ;;
- esac
- ;;
-esac
-. ./myread
-case "$ans" in
-[yY]*) fn=d~+
- rp='Installation prefix to use for vendor-supplied add-ons?'
- case "$vendorprefix" in
- '') dflt='' ;;
- *) dflt=$vendorprefix ;;
- esac
- . ./getfile
- : XXX Prefixit unit does not yet support siteprefix and vendorprefix
- oldvendorprefix=''
- case "$vendorprefix" in
- '') ;;
- *) case "$ans" in
- "$prefix") ;;
- *) oldvendorprefix="$prefix";;
- esac
- ;;
+ case "$installusrbinperl" in
+ "$undef"|[nN]*) dflt='n';;
+ *) dflt='y';;
+ esac
+ fi
+ rp="Do you want to install perl as /usr/bin/perl?"
+ . ./myread
+ case "$ans" in
+ [yY]*) val="$define";;
+ *) val="$undef" ;;
esac
- usevendorprefix="$define"
- vendorprefix="$ans"
- vendorprefixexp="$ansexp"
- ;;
-*) usevendorprefix="$undef"
- vendorprefix=''
- vendorprefixexp=''
- ;;
-esac
+else
+ val="$undef"
+fi
+set installusrbinperl
+eval $setvar
-case "$vendorprefix" in
-'') d_vendorlib="$undef"
- vendorlib=''
- vendorlibexp=''
- ;;
-*) d_vendorlib="$define"
- : determine where vendor-supplied modules go.
- : Usual default is /usr/local/lib/perl5/vendor_perl/$version
- case "$vendorlib" in
- '')
- prog=`echo $package | $sed 's/-*[0-9.]*$//'`
- case "$installstyle" in
- *lib/perl5*) dflt=$vendorprefix/lib/$package/vendor_$prog/$version ;;
- *) dflt=$vendorprefix/lib/vendor_$prog/$version ;;
- esac
- ;;
- *) dflt="$vendorlib"
- ;;
- esac
- fn=d~+
- rp='Pathname for the vendor-supplied library files?'
- . ./getfile
- vendorlib="$ans"
- vendorlibexp="$ansexp"
- ;;
-esac
-vendorlib_stem=`echo "$vendorlibexp" | sed "s,/$version$,,"`
-: Change installation prefix, if necessary.
-if $test X"$prefix" != X"$installprefix"; then
- installvendorlib=`echo $vendorlibexp | $sed "s#^$prefix#$installprefix#"`
+echo " "
+echo "Checking for GNU C Library..." >&4
+cat >try.c <<'EOCP'
+/* Find out version of GNU C library. __GLIBC__ and __GLIBC_MINOR__
+ alone are insufficient to distinguish different versions, such as
+ 2.0.6 and 2.0.7. The function gnu_get_libc_version() appeared in
+ libc version 2.1.0. A. Dougherty, June 3, 2002.
+*/
+#include <stdio.h>
+int main(void)
+{
+#ifdef __GLIBC__
+# ifdef __GLIBC_MINOR__
+# if __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1
+# include <gnu/libc-version.h>
+ printf("%s\n", gnu_get_libc_version());
+# else
+ printf("%d.%d\n", __GLIBC__, __GLIBC_MINOR__);
+# endif
+# else
+ printf("%d\n", __GLIBC__);
+# endif
+ return 0;
+#else
+ return 1;
+#endif
+}
+EOCP
+set try
+if eval $compile_ok && $run ./try > glibc.ver; then
+ val="$define"
+ gnulibc_version=`$cat glibc.ver`
+ echo "You are using the GNU C Library version $gnulibc_version"
else
- installvendorlib="$vendorlibexp"
+ val="$undef"
+ gnulibc_version=''
+ echo "You are not using the GNU C Library"
fi
+$rm -f try try.* glibc.ver
+set d_gnulibc
+eval $setvar
-case "$vendorprefix" in
-'') d_vendorarch="$undef"
- vendorarch=''
- vendorarchexp=''
- ;;
-*) d_vendorarch="$define"
- : determine where vendor-supplied architecture-dependent libraries go.
- : vendorlib default is /usr/local/lib/perl5/vendor_perl/$version
- : vendorarch default is /usr/local/lib/perl5/vendor_perl/$version/$archname
- : vendorlib may have an optional trailing /share.
- case "$vendorarch" in
- '') dflt=`echo $vendorlib | $sed 's,/share$,,'`
- dflt="$dflt/$archname"
+: see if nm is to be used to determine whether a symbol is defined or not
+case "$usenm" in
+'')
+ dflt=''
+ case "$d_gnulibc" in
+ "$define")
+ echo " "
+ echo "nm probably won't work on the GNU C Library." >&4
+ dflt=n
;;
- *) dflt="$vendorarch" ;;
esac
- fn=d~+
- rp='Pathname for vendor-supplied architecture-dependent files?'
- . ./getfile
- vendorarch="$ans"
- vendorarchexp="$ansexp"
+ case "$dflt" in
+ '')
+ if $test "$osname" = aix -a "X$PASE" != "Xdefine" -a ! -f /lib/syscalls.exp; then
+ echo " "
+ echo "Whoops! This is an AIX system without /lib/syscalls.exp!" >&4
+ echo "'nm' won't be sufficient on this sytem." >&4
+ dflt=n
+ fi
+ ;;
+ esac
+ case "$dflt" in
+ '') dflt=`$egrep 'inlibc|csym' $rsrc/Configure | wc -l 2>/dev/null`
+ if $test $dflt -gt 20; then
+ dflt=y
+ else
+ dflt=n
+ fi
+ ;;
+ esac
+ ;;
+*)
+ case "$usenm" in
+ true|$define) dflt=y;;
+ *) dflt=n;;
+ esac
;;
esac
-: Change installation prefix, if necessary.
-if $test X"$prefix" != X"$installprefix"; then
- installvendorarch=`echo $vendorarchexp | sed "s#^$prefix#$installprefix#"`
-else
- installvendorarch="$vendorarchexp"
-fi
-
-: Final catch-all directories to search
$cat <<EOM
-Lastly, you can have perl look in other directories for extensions and
-modules in addition to those already specified.
-These directories will be searched after
- $sitearch
- $sitelib
-EOM
-test X"$vendorlib" != "X" && echo ' ' $vendorlib
-test X"$vendorarch" != "X" && echo ' ' $vendorarch
-echo ' '
-case "$otherlibdirs" in
-''|' ') dflt='none' ;;
-*) dflt="$otherlibdirs" ;;
-esac
-$cat <<EOM
-Enter a colon-separated set of extra paths to include in perl's @INC
-search path, or enter 'none' for no extra paths.
+I can use $nm to extract the symbols from your C libraries. This
+is a time consuming task which may generate huge output on the disk (up
+to 3 megabytes) but that should make the symbols extraction faster. The
+alternative is to skip the 'nm' extraction part and to compile a small
+test program instead to determine whether each symbol is present. If
+you have a fast C compiler and/or if your 'nm' output cannot be parsed,
+this may be the best solution.
-EOM
+You probably shouldn't let me use 'nm' if you are using the GNU C Library.
-rp='Colon-separated list of additional directories for perl to search?'
+EOM
+rp="Shall I use $nm to extract C symbols from the libraries?"
. ./myread
case "$ans" in
-' '|''|none) otherlibdirs=' ' ;;
-*) otherlibdirs="$ans" ;;
+[Nn]*) usenm=false;;
+*) usenm=true;;
esac
-case "$otherlibdirs" in
-' ') val=$undef ;;
-*) val=$define ;;
+
+runnm=$usenm
+case "$reuseval" in
+true) runnm=false;;
esac
-set d_perl_otherlibdirs
-eval $setvar
-: Cruising for prototypes
+: nm options which may be necessary
+case "$nm_opt" in
+'') if $test -f /mach_boot; then
+ nm_opt='' # Mach
+ elif $test -d /usr/ccs/lib; then
+ nm_opt='-p' # Solaris (and SunOS?)
+ elif $test -f /dgux; then
+ nm_opt='-p' # DG-UX
+ elif $test -f /lib64/rld; then
+ nm_opt='-p' # 64-bit Irix
+ else
+ nm_opt=''
+ fi;;
+esac
+
+: nm options which may be necessary for shared libraries but illegal
+: for archive libraries. Thank you, Linux.
+case "$nm_so_opt" in
+'') case "$myuname" in
+ *linux*)
+ if $nm --help | $grep 'dynamic' > /dev/null 2>&1; then
+ nm_so_opt='--dynamic'
+ fi
+ ;;
+ esac
+ ;;
+esac
+
+case "$runnm" in
+true)
+: get list of predefined functions in a handy place
echo " "
-echo "Checking out function prototypes..." >&4
-$cat >prototype.c <<'EOCP'
-int main(int argc, char *argv[]) {
- exit(0);}
-EOCP
-if $cc $ccflags -c prototype.c >prototype.out 2>&1 ; then
- echo "Your C compiler appears to support function prototypes."
- val="$define"
+case "$libc" in
+'') libc=unknown
+ case "$libs" in
+ *-lc_s*) libc=`./loc libc_s$_a $libc $libpth`
+ esac
+ ;;
+esac
+case "$libs" in
+'') ;;
+*) for thislib in $libs; do
+ case "$thislib" in
+ -lc|-lc_s)
+ : Handle C library specially below.
+ ;;
+ -l*)
+ thislib=`echo $thislib | $sed -e 's/^-l//'`
+ if try=`./loc lib$thislib.$so.'*' X $libpth`; $test -f "$try"; then
+ :
+ elif try=`./loc lib$thislib.$so X $libpth`; $test -f "$try"; then
+ :
+ elif try=`./loc lib$thislib$_a X $libpth`; $test -f "$try"; then
+ :
+ elif try=`./loc $thislib$_a X $libpth`; $test -f "$try"; then
+ :
+ elif try=`./loc lib$thislib X $libpth`; $test -f "$try"; then
+ :
+ elif try=`./loc $thislib X $libpth`; $test -f "$try"; then
+ :
+ elif try=`./loc Slib$thislib$_a X $xlibpth`; $test -f "$try"; then
+ :
+ else
+ try=''
+ fi
+ libnames="$libnames $try"
+ ;;
+ *) libnames="$libnames $thislib" ;;
+ esac
+ done
+ ;;
+esac
+xxx=normal
+case "$libc" in
+unknown)
+ set /lib/libc.$so
+ for xxx in $libpth; do
+ $test -r $1 || set $xxx/libc.$so
+ : The messy sed command sorts on library version numbers.
+ $test -r $1 || \
+ set `echo blurfl; echo $xxx/libc.$so.[0-9]* | \
+ tr ' ' $trnl | egrep -v '\.[A-Za-z]*$' | $sed -e '
+ h
+ s/[0-9][0-9]*/0000&/g
+ s/0*\([0-9][0-9][0-9][0-9][0-9]\)/\1/g
+ G
+ s/\n/ /' | \
+ $sort | $sed -e 's/^.* //'`
+ eval set \$$#
+ done
+ $test -r $1 || set /usr/ccs/lib/libc.$so
+ $test -r $1 || set /lib/libsys_s$_a
+ ;;
+*)
+ set blurfl
+ ;;
+esac
+if $test -r "$1"; then
+ echo "Your (shared) C library seems to be in $1."
+ libc="$1"
+elif $test -r /lib/libc && $test -r /lib/clib; then
+ echo "Your C library seems to be in both /lib/clib and /lib/libc."
+ xxx=apollo
+ libc='/lib/clib /lib/libc'
+ if $test -r /lib/syslib; then
+ echo "(Your math library is in /lib/syslib.)"
+ libc="$libc /lib/syslib"
+ fi
+elif $test -r "$libc" || (test -h "$libc") >/dev/null 2>&1; then
+ echo "Your C library seems to be in $libc, as you said before."
+elif $test -r $incpath/usr/lib/libc$_a; then
+ libc=$incpath/usr/lib/libc$_a;
+ echo "Your C library seems to be in $libc. That's fine."
+elif $test -r /lib/libc$_a; then
+ libc=/lib/libc$_a;
+ echo "Your C library seems to be in $libc. You're normal."
else
- echo "Your C compiler doesn't seem to understand function prototypes."
- val="$undef"
+ if tans=`./loc libc$_a blurfl/dyick $libpth`; $test -r "$tans"; then
+ :
+ elif tans=`./loc libc blurfl/dyick $libpth`; $test -r "$tans"; then
+ libnames="$libnames "`./loc clib blurfl/dyick $libpth`
+ elif tans=`./loc clib blurfl/dyick $libpth`; $test -r "$tans"; then
+ :
+ elif tans=`./loc Slibc$_a blurfl/dyick $xlibpth`; $test -r "$tans"; then
+ :
+ elif tans=`./loc Mlibc$_a blurfl/dyick $xlibpth`; $test -r "$tans"; then
+ :
+ else
+ tans=`./loc Llibc$_a blurfl/dyick $xlibpth`
+ fi
+ if $test -r "$tans"; then
+ echo "Your C library seems to be in $tans, of all places."
+ libc=$tans
+ else
+ libc='blurfl'
+ fi
fi
-set prototype
-eval $setvar
-$rm -f prototype*
-
-case "$prototype" in
-"$define") ;;
-*) ansi2knr='ansi2knr'
- echo " "
- cat <<EOM >&4
-
-$me: FATAL ERROR:
-This version of $package can only be compiled by a compiler that
-understands function prototypes. Unfortunately, your C compiler
- $cc $ccflags
-doesn't seem to understand them. Sorry about that.
-
-If GNU cc is available for your system, perhaps you could try that instead.
+if $test $xxx = apollo -o -r "$libc" || (test -h "$libc") >/dev/null 2>&1; then
+ dflt="$libc"
+ cat <<EOM
-Eventually, we hope to support building Perl with pre-ANSI compilers.
-If you would like to help in that effort, please contact <perlbug@perl.org>.
+If the guess above is wrong (which it might be if you're using a strange
+compiler, or your machine supports multiple models), you can override it here.
-Aborting Configure now.
EOM
- exit 2
- ;;
-esac
-
-: determine where public executables go
-echo " "
-set dflt bin bin
-eval $prefixit
-fn=d~
-rp='Pathname where the public executables will reside?'
-. ./getfile
-if $test "X$ansexp" != "X$binexp"; then
- installbin=''
-fi
-bin="$ans"
-binexp="$ansexp"
-: Change installation prefix, if necessary.
-: XXX Bug? -- ignores Configure -Dinstallprefix setting.
-if $test X"$prefix" != X"$installprefix"; then
- installbin=`echo $binexp | sed "s#^$prefix#$installprefix#"`
else
- installbin="$binexp"
-fi
-
-echo " "
-case "$extras" in
-'') dflt='n';;
-*) dflt='y';;
-esac
-cat <<EOM
-Perl can be built with extra modules or bundles of modules which
-will be fetched from the CPAN and installed alongside Perl.
-
-Notice that you will need access to the CPAN; either via the Internet,
-or a local copy, for example a CD-ROM or a local CPAN mirror. (You will
-be asked later to configure the CPAN.pm module which will in turn do
-the installation of the rest of the extra modules or bundles.)
-
-Notice also that if the modules require any external software such as
-libraries and headers (the libz library and the zlib.h header for the
-Compress::Zlib module, for example) you MUST have any such software
-already installed, this configuration process will NOT install such
-things for you.
+ dflt=''
+ echo $libpth | $tr ' ' $trnl | $sort | $uniq > libpath
+ cat >&4 <<EOM
+I can't seem to find your C library. I've looked in the following places:
-If this doesn't make any sense to you, just accept the default '$dflt'.
EOM
-rp='Install any extra modules (y or n)?'
-. ./myread
-case "$ans" in
-y|Y)
+ $sed 's/^/ /' libpath
cat <<EOM
-Please list any extra modules or bundles to be installed from CPAN,
-with spaces between the names. The names can be in any format the
-'install' command of CPAN.pm will understand. (Answer 'none',
-without the quotes, to install no extra modules or bundles.)
-EOM
- rp='Extras?'
- dflt="$extras"
- . ./myread
- extras="$ans"
-esac
-case "$extras" in
-''|'none')
- val=''
- $rm -f ../extras.lst
- ;;
-*) echo "(Saving the list of extras for later...)"
- echo "$extras" > ../extras.lst
- val="'$extras'"
- ;;
-esac
-set extras
-eval $setvar
-echo " "
+None of these seems to contain your C library. I need to get its name...
-: Find perl5.005 or later.
-echo "Looking for a previously installed perl5.005 or later... "
-case "$perl5" in
-'') for tdir in `echo "$binexp$path_sep$PATH" | $sed "s/$path_sep/ /g"`; do
- : Check if this perl is recent and can load a simple module
- if $test -x $tdir/perl$exe_ext && $tdir/perl -Mless -e 'use 5.005;' >/dev/null 2>&1; then
- perl5=$tdir/perl
- break;
- elif $test -x $tdir/perl5$exe_ext && $tdir/perl5 -Mless -e 'use 5.005;' >/dev/null 2>&1; then
- perl5=$tdir/perl5
- break;
- fi
- done
- ;;
-*) perl5="$perl5"
- ;;
-esac
-case "$perl5" in
-'') echo "None found. That's ok.";;
-*) echo "Using $perl5." ;;
-esac
+EOM
+fi
+fn=f
+rp='Where is your C library?'
+. ./getfile
+libc="$ans"
-: Determine list of previous versions to include in @INC
-$cat > getverlist <<EOPL
-#!$perl5 -w
-use File::Basename;
-\$api_versionstring = "$api_versionstring";
-\$version = "$version";
-\$stem = "$sitelib_stem";
-\$archname = "$archname";
-EOPL
- $cat >> getverlist <<'EOPL'
-# Can't have leading @ because metaconfig interprets it as a command!
-;@inc_version_list=();
-# XXX Redo to do opendir/readdir?
-if (-d $stem) {
- chdir($stem);
- ;@candidates = glob("5.*");
-}
-else {
- ;@candidates = ();
-}
+echo " "
+echo $libc $libnames | $tr ' ' $trnl | $sort | $uniq > libnames
+set X `cat libnames`
+shift
+xxx=files
+case $# in 1) xxx=file; esac
+echo "Extracting names from the following $xxx for later perusal:" >&4
+echo " "
+$sed 's/^/ /' libnames >&4
+echo " "
+$echo $n "This may take a while...$c" >&4
-# XXX ToDo: These comparisons must be reworked when two-digit
-# subversions come along, so that 5.7.10 compares as greater than
-# 5.7.3! By that time, hope that 5.6.x is sufficiently
-# widespread that we can use the built-in version vectors rather
-# than reinventing them here. For 5.6.0, however, we must
-# assume this script will likely be run by 5.005_0x. --AD 1/2000.
-foreach $d (@candidates) {
- if ($d lt $version) {
- if ($d ge $api_versionstring) {
- unshift(@inc_version_list, grep { -d } "$d/$archname", $d);
- }
- elsif ($d ge "5.005") {
- unshift(@inc_version_list, grep { -d } $d);
- }
- }
- else {
- # Skip newer version. I.e. don't look in
- # 5.7.0 if we're installing 5.6.1.
- }
-}
+for file in $*; do
+ case $file in
+ *$so*) $nm $nm_so_opt $nm_opt $file 2>/dev/null;;
+ *) $nm $nm_opt $file 2>/dev/null;;
+ esac
+done >libc.tmp
-if (@inc_version_list) {
- print join(' ', @inc_version_list);
-}
-else {
- # Blank space to preserve value for next Configure run.
- print " ";
-}
-EOPL
-chmod +x getverlist
-case "$inc_version_list" in
-'') if test -x "$perl5$exe_ext"; then
- dflt=`$perl5 getverlist`
+$echo $n ".$c"
+$grep fprintf libc.tmp > libc.ptf
+xscan='eval "<libc.ptf $com >libc.list"; $echo $n ".$c" >&4'
+xrun='eval "<libc.tmp $com >libc.list"; echo "done." >&4'
+xxx='[ADTSIW]'
+if com="$sed -n -e 's/__IO//' -e 's/^.* $xxx *_[_.]*//p' -e 's/^.* $xxx *//p'";\
+ eval $xscan;\
+ $contains '^fprintf$' libc.list >/dev/null 2>&1; then
+ eval $xrun
+elif com="$sed -n -e 's/^__*//' -e 's/^\([a-zA-Z_0-9$]*\).*xtern.*/\1/p'";\
+ eval $xscan;\
+ $contains '^fprintf$' libc.list >/dev/null 2>&1; then
+ eval $xrun
+elif com="$sed -n -e '/|UNDEF/d' -e '/FUNC..GL/s/^.*|__*//p'";\
+ eval $xscan;\
+ $contains '^fprintf$' libc.list >/dev/null 2>&1; then
+ eval $xrun
+elif com="$sed -n -e 's/^.* D __*//p' -e 's/^.* D //p'";\
+ eval $xscan;\
+ $contains '^fprintf$' libc.list >/dev/null 2>&1; then
+ eval $xrun
+elif com="$sed -n -e 's/^_//' -e 's/^\([a-zA-Z_0-9]*\).*xtern.*text.*/\1/p'";\
+ eval $xscan;\
+ $contains '^fprintf$' libc.list >/dev/null 2>&1; then
+ eval $xrun
+elif com="$sed -n -e 's/^.*|FUNC |GLOB .*|//p'";\
+ eval $xscan;\
+ $contains '^fprintf$' libc.list >/dev/null 2>&1; then
+ eval $xrun
+elif com="$grep '|' | $sed -n -e '/|COMMON/d' -e '/|DATA/d' \
+ -e '/ file/d' -e 's/^\([^ ]*\).*/\1/p'";\
+ eval $xscan;\
+ $contains '^fprintf$' libc.list >/dev/null 2>&1; then
+ eval $xrun
+elif com="$sed -n -e 's/^.*|FUNC |GLOB .*|//p' -e 's/^.*|FUNC |WEAK .*|//p'";\
+ eval $xscan;\
+ $contains '^fprintf$' libc.list >/dev/null 2>&1; then
+ eval $xrun
+elif com="$sed -n -e 's/^__//' -e '/|Undef/d' -e '/|Proc/s/ .*//p'";\
+ eval $xscan;\
+ $contains '^fprintf$' libc.list >/dev/null 2>&1; then
+ eval $xrun
+elif com="$sed -n -e 's/^.*|Proc .*|Text *| *//p'";\
+ eval $xscan;\
+ $contains '^fprintf$' libc.list >/dev/null 2>&1; then
+ eval $xrun
+elif com="$sed -n -e '/Def. Text/s/.* \([^ ]*\)\$/\1/p'";\
+ eval $xscan;\
+ $contains '^fprintf$' libc.list >/dev/null 2>&1; then
+ eval $xrun
+elif com="$sed -n -e 's/^[-0-9a-f ]*_\(.*\)=.*/\1/p'";\
+ eval $xscan;\
+ $contains '^fprintf$' libc.list >/dev/null 2>&1; then
+ eval $xrun
+elif com="$sed -n -e 's/.*\.text n\ \ \ \.//p'";\
+ eval $xscan;\
+ $contains '^fprintf$' libc.list >/dev/null 2>&1; then
+ eval $xrun
+elif com="sed -n -e 's/^__.*//' -e 's/[ ]*D[ ]*[0-9]*.*//p'";\
+ eval $xscan;\
+ $contains '^fprintf$' libc.list >/dev/null 2>&1; then
+ eval $xrun
+else
+ $nm -p $* 2>/dev/null >libc.tmp
+ $grep fprintf libc.tmp > libc.ptf
+ if com="$sed -n -e 's/^.* [ADTSIW] *_[_.]*//p' -e 's/^.* [ADTSIW] //p'";\
+ eval $xscan; $contains '^fprintf$' libc.list >/dev/null 2>&1
+ then
+ nm_opt='-p'
+ eval $xrun
else
- dflt='none'
+ echo " "
+ echo "$nm didn't seem to work right. Trying $ar instead..." >&4
+ com=''
+ if $ar t $libc > libc.tmp && $contains '^fprintf$' libc.tmp >/dev/null 2>&1; then
+ for thisname in $libnames $libc; do
+ $ar t $thisname >>libc.tmp
+ done
+ $sed -e "s/\\$_o\$//" < libc.tmp > libc.list
+ echo "Ok." >&4
+ elif test "X$osname" = "Xos2" && $ar tv $libc > libc.tmp; then
+ # Repeat libc to extract forwarders to DLL entries too
+ for thisname in $libnames $libc; do
+ $ar tv $thisname >>libc.tmp
+ # Revision 50 of EMX has bug in $ar.
+ # it will not extract forwarders to DLL entries
+ # Use emximp which will extract exactly them.
+ emximp -o tmp.imp $thisname \
+ 2>/dev/null && \
+ $sed -e 's/^\([_a-zA-Z0-9]*\) .*$/\1/p' \
+ < tmp.imp >>libc.tmp
+ $rm tmp.imp
+ done
+ $sed -e "s/\\$_o\$//" -e 's/^ \+//' < libc.tmp > libc.list
+ echo "Ok." >&4
+ else
+ echo "$ar didn't seem to work right." >&4
+ echo "Maybe this is a Cray...trying bld instead..." >&4
+ if bld t $libc | $sed -e 's/.*\///' -e "s/\\$_o:.*\$//" > libc.list
+ then
+ for thisname in $libnames; do
+ bld t $libnames | \
+ $sed -e 's/.*\///' -e "s/\\$_o:.*\$//" >>libc.list
+ $ar t $thisname >>libc.tmp
+ done
+ echo "Ok." >&4
+ else
+ echo "That didn't work either. Giving up." >&4
+ exit 1
+ fi
+ fi
fi
- ;;
-$undef) dflt='none' ;;
-*) eval dflt=\"$inc_version_list\" ;;
-esac
-case "$dflt" in
-''|' ') dflt=none ;;
-esac
-case "$dflt" in
-5.005) dflt=none ;;
-esac
-$cat <<EOM
-
-In order to ease the process of upgrading, this version of perl
-can be configured to use modules built and installed with earlier
-versions of perl that were installed under $prefix. Specify here
-the list of earlier versions that this version of perl should check.
-If Configure detected no earlier versions of perl installed under
-$prefix, then the list will be empty. Answer 'none' to tell perl
-to not search earlier versions.
-
-The default should almost always be sensible, so if you're not sure,
-just accept the default.
-EOM
-
-rp='List of earlier versions to include in @INC?'
-. ./myread
-case "$ans" in
-[Nn]one|''|' ') inc_version_list=' ' ;;
-*) inc_version_list="$ans" ;;
+fi
+nm_extract="$com"
+case "$PASE" in
+define)
+ echo " "
+ echo "Since you are compiling for PASE, extracting more symbols from libc.a ...">&4
+ dump -Tv /lib/libc.a | awk '$7 == "/unix" {print $5 " " $8}' | grep "^SV" | awk '{print $2}' >> libc.list
+ ;;
+*) if $test -f /lib/syscalls.exp; then
+ echo " "
+ echo "Also extracting names from /lib/syscalls.exp for good ole AIX..." >&4
+ $sed -n 's/^\([^ ]*\)[ ]*syscall[0-9]*[ ]*$/\1/p' /lib/syscalls.exp >>libc.list
+ fi
+ ;;
esac
-case "$inc_version_list" in
-''|' ')
- inc_version_list_init='0';;
-*) inc_version_list_init=`echo $inc_version_list |
- $sed -e 's/^/"/' -e 's/ /","/g' -e 's/$/",0/'`
- ;;
+;;
esac
-$rm -f getverlist
-
-: determine whether to install perl also as /usr/bin/perl
-
-echo " "
-if $test -d /usr/bin -a "X$installbin" != X/usr/bin; then
- $cat <<EOM
-Many scripts expect perl to be installed as /usr/bin/perl.
-I can install the perl you are about to compile also as /usr/bin/perl
-(in addition to $installbin/perl).
-EOM
- case "$installusrbinperl" in
- "$undef"|[nN]*) dflt='n';;
- *) dflt='y';;
- esac
- rp="Do you want to install perl as /usr/bin/perl?"
- . ./myread
- case "$ans" in
- [yY]*) val="$define";;
- *) val="$undef" ;;
- esac
-else
- val="$undef"
-fi
-set installusrbinperl
-eval $setvar
+$rm -f libnames libpath
: see if dld is available
set dld.h i_dld
eval $inhdr
+: is a C symbol defined?
+csym='tlook=$1;
+case "$3" in
+-v) tf=libc.tmp; tc=""; tdc="";;
+-a) tf=libc.tmp; tc="[0]"; tdc="[]";;
+*) tlook="^$1\$"; tf=libc.list; tc="()"; tdc="()";;
+esac;
+tx=yes;
+case "$reuseval-$4" in
+true-) ;;
+true-*) tx=no; eval "tval=\$$4"; case "$tval" in "") tx=yes;; esac;;
+esac;
+case "$tx" in
+yes)
+ case "$runnm" in
+ true)
+ if $contains $tlook $tf >/dev/null 2>&1;
+ then tval=true;
+ else tval=false;
+ fi;;
+ *)
+ echo "int main() { extern short $1$tdc; printf(\"%hd\", $1$tc); }" > t.c;
+ if $cc -o t $optimize $ccflags $ldflags t.c $libs >/dev/null 2>&1;
+ then tval=true;
+ else tval=false;
+ fi;
+ $rm -f t t.c;;
+ esac;;
+*)
+ case "$tval" in
+ $define) tval=true;;
+ *) tval=false;;
+ esac;;
+esac;
+eval "$2=$tval"'
+
+: define an is-in-libc? function
+inlibc='echo " "; td=$define; tu=$undef;
+sym=$1; var=$2; eval "was=\$$2";
+tx=yes;
+case "$reuseval$was" in
+true) ;;
+true*) tx=no;;
+esac;
+case "$tx" in
+yes)
+ set $sym tres -f;
+ eval $csym;
+ case "$tres" in
+ true)
+ echo "$sym() found." >&4;
+ case "$was" in $undef) . ./whoa; esac; eval "$var=\$td";;
+ *)
+ echo "$sym() NOT found." >&4;
+ case "$was" in $define) . ./whoa; esac; eval "$var=\$tu";;
+ esac;;
+*)
+ case "$was" in
+ $define) echo "$sym() found." >&4;;
+ *) echo "$sym() NOT found." >&4;;
+ esac;;
+esac'
+
: see if dlopen exists
xxx_runnm="$runnm"
runnm=false
EOM
case "$ld" in
- '') $cat >try.c <<'EOM'
+ '') $cat >try.c <<EOM
/* Test for whether ELF binaries are produced */
#include <fcntl.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
#include <stdlib.h>
+#endif
int main() {
char b[4];
int i = open("a.out",O_RDONLY);
solaris)
xxx="-R $shrpdir"
;;
- freebsd|netbsd)
+ freebsd|netbsd|openbsd)
xxx="-Wl,-R$shrpdir"
;;
bsdos|linux|irix*|dec_osf)
*) dflt="$scriptdir"
;;
esac
-$cat <<EOM
-
-Some installations have a separate directory just for executable scripts so
-that they can mount it across multiple architectures but keep the scripts in
-one spot. You might, for example, have a subdirectory of /usr/share for this.
-Or you might just lump your scripts in with all your other executables.
-
-EOM
-fn=d~
-rp='Where do you keep publicly executable scripts?'
+$cat <<EOM
+
+Some installations have a separate directory just for executable scripts so
+that they can mount it across multiple architectures but keep the scripts in
+one spot. You might, for example, have a subdirectory of /usr/share for this.
+Or you might just lump your scripts in with all your other executables.
+
+EOM
+fn=d~
+rp='Where do you keep publicly executable scripts?'
+. ./getfile
+if $test "X$ansexp" != "X$scriptdirexp"; then
+ installscript=''
+fi
+scriptdir="$ans"
+scriptdirexp="$ansexp"
+: Change installation prefix, if necessary.
+if $test X"$prefix" != X"$installprefix"; then
+ installscript=`echo $scriptdirexp | sed "s#^$prefix#$installprefix#"`
+else
+ installscript="$scriptdirexp"
+fi
+
+: determine where add-on public executables go
+case "$sitebin" in
+'') dflt=$siteprefix/bin ;;
+*) dflt=$sitebin ;;
+esac
+fn=d~
+rp='Pathname where the add-on public executables should be installed?'
+. ./getfile
+sitebin="$ans"
+sitebinexp="$ansexp"
+: Change installation prefix, if necessary.
+if $test X"$prefix" != X"$installprefix"; then
+ installsitebin=`echo $sitebinexp | sed "s#^$prefix#$installprefix#"`
+else
+ installsitebin="$sitebinexp"
+fi
+
+: determine where add-on html pages go
+: There is no standard location, so try to copy the previously-selected
+: directory structure for the core html pages.
+case "$sitehtml1" in
+'') dflt=`echo "$html1dir" | $sed "s#^$prefix#$siteprefix#"` ;;
+*) dflt=$sitehtml1 ;;
+esac
+case "$dflt" in
+''|' ') dflt=none ;;
+esac
+fn=dn+~
+rp='Pathname where the site-specific html pages should be installed?'
+. ./getfile
+sitehtml1="$ans"
+sitehtml1exp="$ansexp"
+: Use ' ' for none so value is preserved next time through Configure
+$test X"$sitehtml1" = "X" && sitehtml1=' '
+: Change installation prefix, if necessary.
+if $test X"$prefix" != X"$installprefix"; then
+ installsitehtml1=`echo "$sitehtml1exp" | $sed "s#^$prefix#$installprefix#"`
+else
+ installsitehtml1="$sitehtml1exp"
+fi
+
+: determine where add-on library html pages go
+: There is no standard location, so try to copy the previously-selected
+: directory structure for the core html pages.
+case "$sitehtml3" in
+'') dflt=`echo "$html3dir" | $sed "s#^$prefix#$siteprefix#"` ;;
+*) dflt=$sitehtml3 ;;
+esac
+case "$dflt" in
+''|' ') dflt=none ;;
+esac
+fn=dn+~
+rp='Pathname where the site-specific library html pages should be installed?'
+. ./getfile
+sitehtml3="$ans"
+sitehtml3exp="$ansexp"
+: Use ' ' for none so value is preserved next time through Configure
+$test X"$sitehtml3" = "X" && sitehtml3=' '
+: Change installation prefix, if necessary.
+if $test X"$prefix" != X"$installprefix"; then
+ installsitehtml3=`echo "$sitehtml3exp" | $sed "s#^$prefix#$installprefix#"`
+else
+ installsitehtml3="$sitehtml3exp"
+fi
+
+: determine where add-on manual pages go
+case "$siteman1" in
+'') dflt=`echo "$man1dir" | $sed "s#^$prefix#$siteprefix#"` ;;
+*) dflt=$siteman1 ;;
+esac
+case "$dflt" in
+''|' ') dflt=none ;;
+esac
+fn=dn+~
+rp='Pathname where the site-specific manual pages should be installed?'
. ./getfile
-if $test "X$ansexp" != "X$scriptdirexp"; then
- installscript=''
+siteman1="$ans"
+siteman1exp="$ansexp"
+: Use ' ' for none so value is preserved next time through Configure
+$test X"$siteman1" = "X" && siteman1=' '
+: Change installation prefix, if necessary.
+if $test X"$prefix" != X"$installprefix"; then
+ installsiteman1=`echo "$siteman1exp" | $sed "s#^$prefix#$installprefix#"`
+else
+ installsiteman1="$siteman1exp"
fi
-scriptdir="$ans"
-scriptdirexp="$ansexp"
+
+: determine where add-on library man pages go
+case "$siteman3" in
+'') dflt=`echo "$man3dir" | $sed "s#^$prefix#$siteprefix#"` ;;
+*) dflt=$siteman3 ;;
+esac
+case "$dflt" in
+''|' ') dflt=none ;;
+esac
+fn=dn+~
+rp='Pathname where the site-specific library manual pages should be installed?'
+. ./getfile
+siteman3="$ans"
+siteman3exp="$ansexp"
+: Use ' ' for none so value is preserved next time through Configure
+$test X"$siteman3" = "X" && siteman3=' '
: Change installation prefix, if necessary.
if $test X"$prefix" != X"$installprefix"; then
- installscript=`echo $scriptdirexp | sed "s#^$prefix#$installprefix#"`
+ installsiteman3=`echo "$siteman3exp" | $sed "s#^$prefix#$installprefix#"`
else
- installscript="$scriptdirexp"
+ installsiteman3="$siteman3exp"
fi
-: determine where add-on public executables go
-case "$sitebin" in
-'') dflt=$siteprefix/bin ;;
-*) dflt=$sitebin ;;
+: determine where add-on public executable scripts go
+case "$sitescript" in
+'') dflt=$siteprefix/script
+ $test -d $dflt || dflt=$sitebin ;;
+*) dflt="$sitescript" ;;
esac
-fn=d~
-rp='Pathname where the add-on public executables should be installed?'
+fn=d~+
+rp='Pathname where add-on public executable scripts should be installed?'
. ./getfile
-sitebin="$ans"
-sitebinexp="$ansexp"
+sitescript="$ans"
+sitescriptexp="$ansexp"
: Change installation prefix, if necessary.
if $test X"$prefix" != X"$installprefix"; then
- installsitebin=`echo $sitebinexp | sed "s#^$prefix#$installprefix#"`
+ installsitescript=`echo $sitescriptexp | sed "s#^$prefix#$installprefix#"`
else
- installsitebin="$sitebinexp"
+ installsitescript="$sitescriptexp"
fi
: define an is-a-typedef? function
cat > try.c <<EOCP
#include <sys/types.h>
#include <stdio.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
int main() {
printf("%d\n", (int)sizeof($fpostype));
exit(0);
fpossize="$ans"
fi
-
-
# Backward compatibility (uselfs is deprecated).
case "$uselfs" in
"$define"|true|[yY]*)
$cat > try.c <<EOCP
#include <sys/types.h>
#include <stdio.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
int main() {
printf("%d\n", (int)sizeof($fpostype));
- exit(0);
+ return(0);
}
EOCP
set try
installvendorbin="$vendorbinexp"
fi
+case "$vendorprefix" in
+'') vendorhtml1=''
+ vendorhtml1exp=''
+ ;;
+*) : determine where vendor-supplied html pages go.
+ : There is no standard location, so try to copy the previously-selected
+ : directory structure for the core html pages.
+ : XXX Better default suggestions would be welcome.
+ case "$vendorhtml1" in
+ '') dflt=`echo "$html1dir" | $sed "s#^$prefix#$vendorprefix#"` ;;
+ *) dflt=$vendorhtml1 ;;
+ esac
+ case "$dflt" in
+ ''|' ') dflt=none ;;
+ esac
+ fn=dn+~
+ rp='Pathname for the vendor-supplied html pages?'
+ . ./getfile
+ vendorhtml1="$ans"
+ vendorhtml1exp="$ansexp"
+ ;;
+esac
+: Use ' ' for none so value is preserved next time through Configure
+$test X"$vendorhtml1" = "X" && vendorhtml1=' '
+: Change installation prefix, if necessary.
+if $test X"$prefix" != X"$installprefix"; then
+ installvendorhtml1=`echo $vendorhtml1exp | $sed "s#^$prefix#$installprefix#"`
+else
+ installvendorhtml1="$vendorhtml1exp"
+fi
+
+case "$vendorprefix" in
+'') vendorhtml3=''
+ vendorhtml3exp=''
+ ;;
+*) : determine where vendor-supplied module html pages go.
+ : There is no standard location, so try to copy the previously-selected
+ : directory structure for the core html pages.
+ : XXX Better default suggestions would be welcome.
+ case "$vendorhtml3" in
+ '') dflt=`echo "$html3dir" | $sed "s#^$prefix#$vendorprefix#"` ;;
+ *) dflt=$vendorhtml3 ;;
+ esac
+ case "$dflt" in
+ ''|' ') dflt=none ;;
+ esac
+ fn=dn+~
+ rp='Pathname for the vendor-supplied html pages?'
+ . ./getfile
+ vendorhtml3="$ans"
+ vendorhtml3exp="$ansexp"
+ ;;
+esac
+: Use ' ' for none so value is preserved next time through Configure
+$test X"$vendorhtml3" = "X" && vendorhtml3=' '
+: Change installation prefix, if necessary.
+if $test X"$prefix" != X"$installprefix"; then
+ installvendorhtml3=`echo $vendorhtml3exp | $sed "s#^$prefix#$installprefix#"`
+else
+ installvendorhtml3="$vendorhtml3exp"
+fi
+
+case "$vendorprefix" in
+'') vendorman1=''
+ vendorman1exp=''
+ ;;
+*) : determine where vendor-supplied manual pages go.
+ case "$vendorman1" in
+ '') dflt=`echo "$man1dir" | $sed "s#^$prefix#$vendorprefix#"` ;;
+ *) dflt=$vendorman1 ;;
+ esac
+ case "$dflt" in
+ ''|' ') dflt=none ;;
+ esac
+ fn=nd~+
+ rp='Pathname for the vendor-supplied manual section 1 pages?'
+ . ./getfile
+ vendorman1="$ans"
+ vendorman1exp="$ansexp"
+ ;;
+esac
+: Use ' ' for none so value is preserved next time through Configure
+$test X"$vendorman1" = "X" && vendorman1=' '
+: Change installation prefix, if necessary.
+if $test X"$prefix" != X"$installprefix"; then
+ installvendorman1=`echo "$vendorman1exp" | $sed "s#^$prefix#$installprefix#"`
+else
+ installvendorman1="$vendorman1exp"
+fi
+
+case "$vendorprefix" in
+'') vendorman3=''
+ vendorman3exp=''
+ ;;
+*) : determine where vendor-supplied module manual pages go.
+ case "$vendorman3" in
+ '') dflt=`echo "$man3dir" | $sed "s#^$prefix#$vendorprefix#"` ;;
+ *) dflt=$vendorman3 ;;
+ esac
+ case "$dflt" in
+ ''|' ') dflt=none ;;
+ esac
+ fn=nd~+
+ rp='Pathname for the vendor-supplied manual section 3 pages?'
+ . ./getfile
+ vendorman3="$ans"
+ vendorman3exp="$ansexp"
+ ;;
+esac
+: Use ' ' for none so value is preserved next time through Configure
+$test X"$vendorman3" = "X" && vendorman3=' '
+: Change installation prefix, if necessary.
+if $test X"$prefix" != X"$installprefix"; then
+ installvendorman3=`echo "$vendorman3exp" | $sed "s#^$prefix#$installprefix#"`
+else
+ installvendorman3="$vendorman3exp"
+fi
+
+case "$vendorprefix" in
+'') d_vendorscript="$undef"
+ vendorscript=''
+ vendorscriptexp=''
+ ;;
+*) d_vendorscript="$define"
+ : determine where vendor-supplied scripts go.
+ case "$vendorscript" in
+ '') dflt=$vendorprefix/script
+ $test -d $dflt || dflt=$vendorbin ;;
+ *) dflt="$vendorscript" ;;
+ esac
+ $cat <<EOM
+
+The installation process will create a directory for
+vendor-supplied scripts.
+
+EOM
+ fn=d~+
+ rp='Pathname for the vendor-supplied scripts directory?'
+ . ./getfile
+ vendorscript="$ans"
+ vendorscriptexp="$ansexp"
+ ;;
+esac
+: Change installation prefix, if necessary.
+if $test X"$prefix" != X"$installprefix"; then
+ installvendorscript=`echo $vendorscriptexp | $sed "s#^$prefix#$installprefix#"`
+else
+ installvendorscript="$vendorscriptexp"
+fi
+
: see if qgcvt exists
set qgcvt d_qgcvt
eval $inlibc
+echo " "
+
+if $test X"$d_longdbl" = X"$define"; then
+
+echo "Checking how to print long doubles..." >&4
+
+if $test X"$sPRIfldbl" = X -a X"$doublesize" = X"$longdblsize"; then
+ $cat >try.c <<'EOCP'
+#include <sys/types.h>
+#include <stdio.h>
+int main() {
+ double d = 123.456;
+ printf("%.3f\n", d);
+}
+EOCP
+ set try
+ if eval $compile; then
+ yyy=`$run ./try`
+ case "$yyy" in
+ 123.456)
+ sPRIfldbl='"f"'; sPRIgldbl='"g"'; sPRIeldbl='"e"';
+ sPRIFUldbl='"F"'; sPRIGUldbl='"G"'; sPRIEUldbl='"E"';
+ echo "We will use %f."
+ ;;
+ esac
+ fi
+fi
+
+if $test X"$sPRIfldbl" = X; then
+ $cat >try.c <<'EOCP'
+#include <sys/types.h>
+#include <stdio.h>
+int main() {
+ long double d = 123.456;
+ printf("%.3Lf\n", d);
+}
+EOCP
+ set try
+ if eval $compile; then
+ yyy=`$run ./try`
+ case "$yyy" in
+ 123.456)
+ sPRIfldbl='"Lf"'; sPRIgldbl='"Lg"'; sPRIeldbl='"Le"';
+ sPRIFUldbl='"LF"'; sPRIGUldbl='"LG"'; sPRIEUldbl='"LE"';
+ echo "We will use %Lf."
+ ;;
+ esac
+ fi
+fi
+
+if $test X"$sPRIfldbl" = X; then
+ $cat >try.c <<'EOCP'
+#include <sys/types.h>
+#include <stdio.h>
+int main() {
+ long double d = 123.456;
+ printf("%.3llf\n", d);
+}
+EOCP
+ set try
+ if eval $compile; then
+ yyy=`$run ./try`
+ case "$yyy" in
+ 123.456)
+ sPRIfldbl='"llf"'; sPRIgldbl='"llg"'; sPRIeldbl='"lle"';
+ sPRIFUldbl='"llF"'; sPRIGUldbl='"llG"'; sPRIEUldbl='"llE"';
+ echo "We will use %llf."
+ ;;
+ esac
+ fi
+fi
+
+if $test X"$sPRIfldbl" = X; then
+ $cat >try.c <<'EOCP'
+#include <sys/types.h>
+#include <stdio.h>
+int main() {
+ long double d = 123.456;
+ printf("%.3lf\n", d);
+}
+EOCP
+ set try
+ if eval $compile; then
+ yyy=`$run ./try`
+ case "$yyy" in
+ 123.456)
+ sPRIfldbl='"lf"'; sPRIgldbl='"lg"'; sPRIeldbl='"le"';
+ sPRIFUldbl='"lF"'; sPRIGUldbl='"lG"'; sPRIEUldbl='"lE"';
+ echo "We will use %lf."
+ ;;
+ esac
+ fi
+fi
+
+if $test X"$sPRIfldbl" = X; then
+ echo "Cannot figure out how to print long doubles." >&4
+else
+ sSCNfldbl=$sPRIfldbl # expect consistency
+fi
+
+$rm -f try try.*
+
+fi # d_longdbl
+
+case "$sPRIfldbl" in
+'') d_PRIfldbl="$undef"; d_PRIgldbl="$undef"; d_PRIeldbl="$undef";
+ d_PRIFUldbl="$undef"; d_PRIGUldbl="$undef"; d_PRIEUldbl="$undef";
+ d_SCNfldbl="$undef";
+ ;;
+*) d_PRIfldbl="$define"; d_PRIgldbl="$define"; d_PRIeldbl="$define";
+ d_PRIFUldbl="$define"; d_PRIGUldbl="$define"; d_PRIEUldbl="$define";
+ d_SCNfldbl="$define";
+ ;;
+esac
+
: Check how to convert floats to strings.
if test "X$d_Gconvert" = X; then
case "$d_access" in
"$define")
echo " "
- $cat >access.c <<'EOCP'
+ $cat >access.c <<EOCP
#include <sys/types.h>
#ifdef I_FCNTL
#include <fcntl.h>
#ifdef I_UNISTD
#include <unistd.h>
#endif
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
int main() {
exit(R_OK);
}
set accessx d_accessx
eval $inlibc
+: see if aintl exists
+set aintl d_aintl
+eval $inlibc
+
: see if alarm exists
set alarm d_alarm
eval $inlibc
chmod +x protochk
$eunicefix protochk
+hasproto='varname=$1; func=$2; shift; shift;
+while $test $# -ge 2; do
+ case "$1" in
+ $define) echo "#include <$2>";;
+ esac ;
+ shift 2;
+done > try.c;
+$cppstdin $cppflags $cppminus < try.c > tryout.c 2>/dev/null;
+if $contains "$func.*(" tryout.c >/dev/null 2>&1; then
+ echo "$func() prototype found.";
+ val="$define";
+else
+ echo "$func() prototype NOT found.";
+ val="$undef";
+fi;
+set $varname;
+eval $setvar;
+$rm -f try.c tryout.c'
+
: see if sys/types.h has to be included
set sys/types.h i_systypes
eval $inhdr
if test "X$timeincl" = X; then
echo "Testing to see if we should include <time.h>, <sys/time.h> or both." >&4
$echo $n "I'm now running the test program...$c"
- $cat >try.c <<'EOCP'
+ $cat >try.c <<EOCP
#include <sys/types.h>
#ifdef I_TIME
#include <time.h>
#ifdef I_SYSSELECT
#include <sys/select.h>
#endif
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
int main()
{
struct tm foo;
#ifdef I_UNISTD
# include <unistd.h>
#endif
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
int main()
{
if (getuid() == 0) {
#ifdef I_UNISTD
# include <unistd.h>
#endif
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
int main()
{
if (getuid() == 0) {
fi
$cat >try.c <<EOCP
#include <stdio.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
#include <sys/types.h>
#include <signal.h>
$signal_t blech(s) int s; { exit(3); }
echo 'Checking whether your C compiler can cast negative float to unsigned.' >&4
$cat >try.c <<EOCP
#include <stdio.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
#include <sys/types.h>
#include <signal.h>
$signal_t blech(s) int s; { exit(7); }
if set vprintf val -f d_vprintf; eval $csym; $val; then
echo 'vprintf() found.' >&4
val="$define"
- $cat >try.c <<'EOF'
+ $cat >try.c <<EOF
#include <varargs.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
int main() { xxx("foo"); }
echo 'Checking to see if your C compiler knows about "const"...' >&4
$cat >const.c <<'EOCP'
typedef struct spug { int drokk; } spug;
-main()
+int main()
{
const char *foo;
const spug y;
set d_const
eval $setvar
+: see if copysignl exists
+set copysignl d_copysignl
+eval $inlibc
+
: see if crypt exists
echo " "
set crypt d_crypt
echo " "
$cat >dirfd.c <<EOM
#include <stdio.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
#$i_dirent I_DIRENT /**/
#$i_sysdir I_SYS_DIR /**/
#$i_sysndir I_SYS_NDIR /**/
$cat >fred.c<<EOM
#include <stdio.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
#$i_dlfcn I_DLFCN
#ifdef I_DLFCN
#include <dlfcn.h> /* the dynamic linker include file for SunOS/Solaris */
: Locate the flags for 'open()'
echo " "
-$cat >try.c <<'EOCP'
+$cat >try.c <<EOCP
#include <sys/types.h>
#ifdef I_FCNTL
#include <fcntl.h>
#ifdef I_SYS_FILE
#include <sys/file.h>
#endif
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
int main() {
if(O_RDONLY);
#ifdef O_TRUNC
$cat head.c > try.c
$cat >>try.c <<EOCP
#include <stdio.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
#include <stdlib.h>
+#endif
#$i_fcntl I_FCNTL
#ifdef I_FCNTL
#include <fcntl.h>
#include <sys/types.h>
#include <signal.h>
#include <stdio.h>
-#include <stdlib.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
#$i_fcntl I_FCNTL
#ifdef I_FCNTL
#include <fcntl.h>
echo " "
: See if fcntl-based locking works.
$cat >try.c <<EOCP
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
#include <stdlib.h>
+#endif
#include <unistd.h>
#include <fcntl.h>
#include <signal.h>
Checking to see how well your C compiler handles fd_set and friends ...
EOM
$cat >try.c <<EOCP
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
#$i_systime I_SYS_TIME
#$i_sysselct I_SYS_SELECT
#$d_socket HAS_SOCKET
./protochk "extern $try" $hdrs && gethostbyaddr_r_proto=I_CII ;;
esac
case "$gethostbyaddr_r_proto" in
+ ''|0) try='int gethostbyaddr_r(const void*, socklen_t, int, struct hostent*, char*, size_t, struct hostent**, int*);'
+ ./protochk "extern $try" $hdrs && gethostbyaddr_r_proto=I_TsISBWRE ;;
+ esac
+ case "$gethostbyaddr_r_proto" in
''|0) d_gethostbyaddr_r=undef
gethostbyaddr_r_proto=0
echo "Disabling gethostbyaddr_r, cannot determine prototype." >&4 ;;
./protochk "extern $try" $hdrs && getnetbyaddr_r_proto=I_IISD ;;
esac
case "$getnetbyaddr_r_proto" in
+ ''|0) try='int getnetbyaddr_r(uint32_t, int, struct netent*, char*, size_t, struct netent**, int*);'
+ ./protochk "extern $try" $hdrs && getnetbyaddr_r_proto=I_uISBWRE ;;
+ esac
+ case "$getnetbyaddr_r_proto" in
''|0) d_getnetbyaddr_r=undef
getnetbyaddr_r_proto=0
echo "Disabling getnetbyaddr_r, cannot determine prototype." >&4 ;;
set d_htonl
eval $setvar
+: see if ilogbl exists
+set ilogbl d_ilogbl
+eval $inlibc
+
: index or strchr
echo " "
if set index val -f; eval $csym; $val; then
: Look for isascii
echo " "
-$cat >isascii.c <<'EOCP'
+$cat >isascii.c <<EOCP
#include <stdio.h>
#include <ctype.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
int main() {
int c = 'A';
if (isascii(c))
+: see if sqrtl exists
+set sqrtl d_sqrtl
+eval $inlibc
+
+: see if modfl exists
+set modfl d_modfl
+eval $inlibc
+
+: see if prototype for modfl is available
+echo " "
+set d_modflproto modfl math.h
+eval $hasproto
+
+d_modfl_pow32_bug="$undef"
+
+case "$d_longdbl$d_modfl" in
+$define$define)
+ $cat <<EOM
+Checking to see whether your modfl() is okay for large values...
+EOM
+$cat >try.c <<EOCP
+#include <math.h>
+#include <stdio.h>
+EOCP
+if $test "X$d_modflproto" != "X$define"; then
+ $cat >>try.c <<EOCP
+/* Sigh. many current glibcs provide the function, but do not prototype it. */
+long double modfl (long double, long double *);
+EOCP
+fi
+$cat >>try.c <<EOCP
+int main() {
+ long double nv = 4294967303.15;
+ long double v, w;
+ v = modfl(nv, &w);
+#ifdef __GLIBC__
+ printf("glibc");
+#endif
+ printf(" %"$sPRIfldbl" %"$sPRIfldbl" %"$sPRIfldbl"\n", nv, v, w);
+ return 0;
+}
+EOCP
+ case "$osname:$gccversion" in
+ aix:) saveccflags="$ccflags"
+ ccflags="$ccflags -qlongdouble" ;; # to avoid core dump
+ esac
+ set try
+ if eval $compile; then
+ foo=`$run ./try`
+ case "$foo" in
+ *" 4294967303.150000 1.150000 4294967302.000000")
+ echo >&4 "Your modfl() is broken for large values."
+ d_modfl_pow32_bug="$define"
+ case "$foo" in
+ glibc) echo >&4 "You should upgrade your glibc to at least 2.2.2 to get a fixed modfl()."
+ ;;
+ esac
+ ;;
+ *" 4294967303.150000 0.150000 4294967303.000000")
+ echo >&4 "Your modfl() seems okay for large values."
+ ;;
+ *) echo >&4 "I don't understand your modfl() at all."
+ d_modfl="$undef"
+ ;;
+ esac
+ $rm -f try.* try core core.try.*
+ else
+ echo "I cannot figure out whether your modfl() is okay, assuming it isn't."
+ d_modfl="$undef"
+ fi
+ case "$osname:$gccversion" in
+ aix:) ccflags="$saveccflags" ;; # restore
+ esac
+ ;;
+esac
+
+if $test "$uselongdouble" = "$define"; then
+ message=none
+ case "$d_sqrtl:$d_modfl" in
+ $define:$define)
+ : You have both
+ ;;
+ $define:$undef)
+ if $test "$d_aintl:$d_copysignl" = "$define:$define"; then
+ echo "You have both aintl and copysignl, so I can emulate modfl."
+ else
+ message="I could not find modfl."
+ fi
+ ;;
+ $undef:$define)
+ message="I could not find sqrtl."
+ ;;
+ $undef:$undef)
+ message="I found neither sqrtl nor modfl."
+ ;;
+ esac
+
+ if $test "$message" != none; then
+ $cat <<EOM >&4
+
+*** You requested the use of long doubles but you do not seem to have
+*** the mathematic functions for long doubles.
+*** ($message)
+*** I'm disabling the use of long doubles.
+
+EOM
+
+ uselongdouble=$undef
+ fi
+fi
+
: see if mprotect exists
set mprotect d_mprotect
eval $inlibc
set munmap d_munmap
eval $inlibc
+: see if nanosleep exists
+set nanosleep d_nanosleep
+eval $inlibc
+
: see if nice exists
set nice d_nice
eval $inlibc
case "$charsize" in
'')
echo "Checking to see how big your characters are (hey, you never know)..." >&4
- $cat >try.c <<'EOCP'
+ $cat >try.c <<EOCP
#include <stdio.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
int main()
{
printf("%d\n", (int)sizeof(char));
echo " "
echo 'Checking to see if your C compiler knows about "volatile"...' >&4
$cat >try.c <<'EOCP'
-main()
+int main()
{
typedef struct _goo_struct goo_struct;
goo_struct * volatile goo = ((goo_struct *)0);
fi
$cat <<EOP >try.c
#include <stdio.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
#include <sys/types.h>
#include <signal.h>
#ifdef SIGFPE
define)
case "$random_r_proto" in
''|0) try='int random_r(int*, struct random_data*);'
- ./protochk "extern $try" $hdrs && random_r_proto=I_TS ;;
+ ./protochk "extern $try" $hdrs && random_r_proto=I_iS ;;
+ esac
+ case "$random_r_proto" in
+ ''|0) try='int random_r(long*, struct random_data*);'
+ ./protochk "extern $try" $hdrs && random_r_proto=I_lS ;;
+ esac
+ case "$random_r_proto" in
+ ''|0) try='int random_r(struct random_data*, int32_t*);'
+ ./protochk "extern $try" $hdrs && random_r_proto=I_St ;;
esac
case "$random_r_proto" in
''|0) d_random_r=undef
set d_sbrkproto sbrk $i_unistd unistd.h
eval $hasproto
+: see if scalbnl exists
+set scalbnl d_scalbnl
+eval $inlibc
+
: see if select exists
set select d_select
eval $inlibc
: see if we have sigaction
if set sigaction val -f d_sigaction; eval $csym; $val; then
echo 'sigaction() found.' >&4
- $cat > try.c <<'EOP'
+ $cat > try.c <<EOP
#include <stdio.h>
#include <sys/types.h>
#include <signal.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
int main()
{
struct sigaction act, oact;
echo " "
case "$d_sigsetjmp" in
'')
- $cat >try.c <<'EOP'
+ $cat >try.c <<EOP
#include <setjmp.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
sigjmp_buf env;
int set = 1;
int main()
echo "Checking how std your stdio is..." >&4
$cat >try.c <<EOP
#include <stdio.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
#define FILE_ptr(fp) $stdio_ptr
#define FILE_cnt(fp) $stdio_cnt
int main() {
/* Can we scream? */
/* Eat dust sed :-) */
/* In the buffer space, no one can hear you scream. */
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
#define FILE_ptr(fp) $stdio_ptr
#define FILE_cnt(fp) $stdio_cnt
#include <sys/types.h>
$define)
$cat >try.c <<EOP
#include <stdio.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
#define FILE_base(fp) $stdio_base
#define FILE_bufsiz(fp) $stdio_bufsiz
int main() {
echo " "
echo "Checking to see if your C compiler can copy structs..." >&4
$cat >try.c <<'EOCP'
-main()
+int main()
{
struct blurfl {
int dyick;
EOM
$cat >try.c <<EOCP
#include <stdio.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
#include <sys/types.h>
typedef $uvtype UV;
int main()
case "$d_u32align" in
'') $cat >try.c <<EOCP
#include <stdio.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
#define U32 $u32type
#define BYTEORDER 0x$byteorder
#define U8 $u8type
#endif
#include <sys/types.h>
#include <stdio.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
#include <db.h>
int main(int argc, char *argv[])
{
esac
$cat >>try.c <<EOCP
#include <stdio.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
#$i_unistd I_UNISTD
#ifdef I_UNISTD
# include <unistd.h>
cat > try.c <<EOCP
#include <sys/types.h>
#include <stdio.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
int main() {
printf("%d\n", (int)sizeof($gidtype));
exit(0);
echo "Checking how to generate random libraries on your machine..." >&4
echo 'int bar1() { return bar2(); }' > bar1.c
echo 'int bar2() { return 2; }' > bar2.c
-$cat > foo.c <<'EOP'
+$cat > foo.c <<EOP
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
int main() { printf("%d\n", bar1()); exit(0); }
EOP
$cc $ccflags -c bar1.c >/dev/null 2>&1
# include <sys/socket.h> /* Might include <sys/bsdtypes.h> */
#endif
#include <stdio.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
$selecttype b;
#define S sizeof(*(b))
#define MINBITS 64
xxx="$xxx USR3 USR4 VTALRM WAITING WINCH WIND WINDOW XCPU XFSZ"
: generate a few handy files for later
-$cat > signal.c <<'EOCP'
+$cat > signal.c <<EOCP
#include <sys/types.h>
#include <signal.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
#include <stdio.h>
int main() {
$cat >signal.awk <<'EOP'
BEGIN { ndups = 0 }
$1 ~ /^NSIG$/ { nsig = $2 }
-($1 !~ /^NSIG$/) && (NF == 2) {
+($1 !~ /^NSIG$/) && (NF == 2) && ($2 ~ /^[0-9][0-9]*$/) {
if ($2 > maxsig) { maxsig = $2 }
if (sig_name[$2]) {
dup_name[ndups] = $1
cat > try.c <<EOCP
#include <sys/types.h>
#include <stdio.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
int main() {
printf("%d\n", (int)sizeof($sizetype));
exit(0);
dflt="$ssizetype"
$cat > try.c <<EOM
#include <stdio.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
#include <sys/types.h>
#define Size_t $sizetype
#define SSize_t $dflt
cat > try.c <<EOCP
#include <sys/types.h>
#include <stdio.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
int main() {
printf("%d\n", (int)sizeof($uidtype));
exit(0);
d__fwalk='$d__fwalk'
d_access='$d_access'
d_accessx='$d_accessx'
+d_aintl='$d_aintl'
d_alarm='$d_alarm'
d_archlib='$d_archlib'
d_asctime_r='$d_asctime_r'
d_closedir='$d_closedir'
d_cmsghdr_s='$d_cmsghdr_s'
d_const='$d_const'
+d_copysignl='$d_copysignl'
d_crypt='$d_crypt'
d_crypt_r='$d_crypt_r'
d_csh='$d_csh'
d_grpasswd='$d_grpasswd'
d_hasmntopt='$d_hasmntopt'
d_htonl='$d_htonl'
+d_ilogbl='$d_ilogbl'
d_index='$d_index'
d_inetaton='$d_inetaton'
d_int64_t='$d_int64_t'
d_msync='$d_msync'
d_munmap='$d_munmap'
d_mymalloc='$d_mymalloc'
+d_nanosleep='$d_nanosleep'
d_nice='$d_nice'
d_nl_langinfo='$d_nl_langinfo'
d_nv_preserves_uv='$d_nv_preserves_uv'
d_safemcpy='$d_safemcpy'
d_sanemcmp='$d_sanemcmp'
d_sbrkproto='$d_sbrkproto'
+d_scalbnl='$d_scalbnl'
d_sched_yield='$d_sched_yield'
d_scm_rights='$d_scm_rights'
d_seekdir='$d_seekdir'
d_vendorarch='$d_vendorarch'
d_vendorbin='$d_vendorbin'
d_vendorlib='$d_vendorlib'
+d_vendorscript='$d_vendorscript'
d_vfork='$d_vfork'
d_void_closedir='$d_void_closedir'
d_voidsig='$d_voidsig'
full_ar='$full_ar'
full_csh='$full_csh'
full_sed='$full_sed'
+gccansipedantic='$gccansipedantic'
gccosandvers='$gccosandvers'
gccversion='$gccversion'
getgrent_r_proto='$getgrent_r_proto'
h_sysfile='$h_sysfile'
hint='$hint'
hostcat='$hostcat'
+html1dir='$html1dir'
+html1direxp='$html1direxp'
+html3dir='$html3dir'
+html3direxp='$html3direxp'
i16size='$i16size'
i16type='$i16type'
i32size='$i32size'
inews='$inews'
installarchlib='$installarchlib'
installbin='$installbin'
+installhtml1dir='$installhtml1dir'
+installhtml3dir='$installhtml3dir'
installman1dir='$installman1dir'
installman3dir='$installman3dir'
installprefix='$installprefix'
installscript='$installscript'
installsitearch='$installsitearch'
installsitebin='$installsitebin'
+installsitehtml1='$installsitehtml1'
+installsitehtml3='$installsitehtml3'
installsitelib='$installsitelib'
+installsiteman1='$installsiteman1'
+installsiteman3='$installsiteman3'
+installsitescript='$installsitescript'
installstyle='$installstyle'
installusrbinperl='$installusrbinperl'
installvendorarch='$installvendorarch'
installvendorbin='$installvendorbin'
+installvendorhtml1='$installvendorhtml1'
+installvendorhtml3='$installvendorhtml3'
installvendorlib='$installvendorlib'
+installvendorman1='$installvendorman1'
+installvendorman3='$installvendorman3'
+installvendorscript='$installvendorscript'
intsize='$intsize'
issymlink='$issymlink'
ivdformat='$ivdformat'
sitearchexp='$sitearchexp'
sitebin='$sitebin'
sitebinexp='$sitebinexp'
+sitehtml1='$sitehtml1'
+sitehtml1exp='$sitehtml1exp'
+sitehtml3='$sitehtml3'
+sitehtml3exp='$sitehtml3exp'
sitelib='$sitelib'
sitelib_stem='$sitelib_stem'
sitelibexp='$sitelibexp'
+siteman1='$siteman1'
+siteman1exp='$siteman1exp'
+siteman3='$siteman3'
+siteman3exp='$siteman3exp'
siteprefix='$siteprefix'
siteprefixexp='$siteprefixexp'
+sitescript='$sitescript'
+sitescriptexp='$sitescriptexp'
sizesize='$sizesize'
sizetype='$sizetype'
sleep='$sleep'
vendorarchexp='$vendorarchexp'
vendorbin='$vendorbin'
vendorbinexp='$vendorbinexp'
+vendorhtml1='$vendorhtml1'
+vendorhtml1exp='$vendorhtml1exp'
+vendorhtml3='$vendorhtml3'
+vendorhtml3exp='$vendorhtml3exp'
vendorlib='$vendorlib'
vendorlib_stem='$vendorlib_stem'
vendorlibexp='$vendorlibexp'
+vendorman1='$vendorman1'
+vendorman1exp='$vendorman1exp'
+vendorman3='$vendorman3'
+vendorman3exp='$vendorman3exp'
vendorprefix='$vendorprefix'
vendorprefixexp='$vendorprefixexp'
+vendorscript='$vendorscript'
+vendorscriptexp='$vendorscriptexp'
version='$version'
version_patchlevel_string='$version_patchlevel_string'
versiononly='$versiononly'
voidflags='$voidflags'
xlibpth='$xlibpth'
xs_apiversion='$xs_apiversion'
-gccansipedantic='$gccansipedantic'
yacc='$yacc'
yaccflags='$yaccflags'
zcat='$zcat'