# $Id: Head.U,v 3.0.1.8 1995/07/25 13:40:02 ram Exp $
#
-# Generated on Tue Dec 17 14:33:33 EST 1996 [metaconfig 3.0 PL60]
+# Generated on Sat Feb 1 00:26:40 EST 1997 [metaconfig 3.0 PL60]
cat >/tmp/c1$$ <<EOF
ARGGGHHHH!!!!!
PATH=.$p_$PATH
export PATH
+: This should not matter in scripts, but apparently it does, sometimes
+case "$CDPATH" in
+'') ;;
+*) CDPATH='' ;;
+esac
+
: Sanity checks
if test ! -t 0; then
echo "Say 'sh $me', not 'sh <$me'"
exit 1
fi
-: On HP-UX, large Configure scripts may exercise a bug in /bin/sh
-if test -f /hp-ux -a -f /bin/ksh; then
- if (PATH=.; alias -x) >/dev/null 2>&1; then
- : already under /bin/ksh
- else
+: Test and see if we are running under ksh, either blatantly or in disguise.
+if (PATH=.; alias -x) >/dev/null 2>&1; then
+ : running under ksh. Is this a good thing?
+ if test -d /usr/lpp -a -f /usr/bin/bsh -a -f /usr/bin/uname ; then
+ if test X`/usr/bin/uname -v` = X4 ; then
+ : on AIX 4, /bin/sh is really ksh, and it causes us problems.
+ : Avoid it
cat <<'EOM'
-(Feeding myself to ksh to avoid nasty sh bug in "here document" expansion.)
+(Feeding myself to /usr/bin/bsh to avoid AIX 4's /bin/sh.)
EOM
unset ENV
- exec /bin/ksh $0 "$@"
+ exec /usr/bin/bsh $0 "$@"
fi
-else
+ else
+ if test ! -f /hp-ux ; then
: Warn them if they use ksh on other systems
- (PATH=.; alias -x) >/dev/null 2>&1 && \
cat <<EOM
(I see you are using the Korn shell. Some ksh's blow up on $me,
especially on older exotic systems. If yours does, try the Bourne
shell instead.)
EOM
+ unset ENV
+ fi
+ fi
+else
+ : Not running under ksh. Maybe we should be?
+ : On HP-UX, large Configure scripts may exercise a bug in /bin/sh
+ if test -f /hp-ux -a -f /bin/ksh; then
+ cat <<'EOM'
+(Feeding myself to ksh to avoid nasty sh bug in "here document" expansion.)
+EOM
+ unset ENV
+ exec /bin/ksh $0 "$@"
+ fi
fi
: Configure runs within the UU subdirectory
troff=''
uname=''
uniq=''
+usethreads=''
uuname=''
vi=''
zcat=''
d_gettimeod=''
d_Gconvert=''
d_getgrps=''
+d_setgrps=''
d_gethent=''
+d_gethbadd=''
+gethbadd_addr_type=''
+gethbadd_alen_type=''
+d_getnbadd=''
+getnbadd_net_type=''
aphostname=''
d_gethname=''
d_phostname=''
stdio_base=''
stdio_bufsiz=''
stdio_cnt=''
-stdio_filbuf=''
stdio_ptr=''
d_index=''
d_strchr=''
fpostype=''
gidtype=''
groupstype=''
+d_sched_yield=''
+d_pthread_yield=''
h_fcntl=''
h_sysfile=''
db_hashtype=''
i_math=''
i_memory=''
i_ndbm=''
+i_netdb=''
i_neterrno=''
i_niin=''
i_sysin=''
i_varhdr=''
i_vfork=''
intsize=''
+longsize=''
+shortsize=''
libc=''
libperl=''
shrpenv=''
privlib=''
privlibexp=''
prototype=''
+pthreads_created_joinable=''
randbits=''
installscript=''
scriptdir=''
loclibpth="$loclibpth /opt/gnu/lib /usr/GNU/lib /opt/GNU/lib"
: general looking path for locating libraries
-glibpth="/shlib /usr/shlib /lib/pa1.1 /usr/lib/large"
+glibpth="/shlib /usr/shlib /usr/lib/pa1.1 /usr/lib/large"
glibpth="$glibpth /lib /usr/lib $xlibpth"
glibpth="$glibpth /lib/large /usr/lib/small /lib/small"
glibpth="$glibpth /usr/ccs/lib /usr/ucblib /usr/local/lib"
'') cat <<EOM >&2
$me: Fatal Error: I can't find a Bourne Shell anywhere.
Usually it's in /bin/sh. How did you even get this far?
-Please contact me (Chip Salzenberg) at chip@atlantic.net and
+Please contact me (Chip Salzenberg) at chip@perl.com and
we'll try to straigten this all out.
EOM
exit 1
You have the option of continuing the configuration process, despite the
distinct possibility that your kit is damaged, by typing 'y'es. If you
do, don't blame me if something goes wrong. I advise you to type 'n'o
-and contact the author (chip@atlantic.net).
+and contact the author (chip@perl.com).
EOM
echo $n "Continue? [n] $c" >&4
read answ
set x \$xxxm
shift
- aok=''; eval "ans=\"\$answ\"" && aok=y
+ aok=''; eval ans="\\"\$answ\\"" && aok=y
case "\$answ" in
"\$ans")
case "\$ans" in
the questions and use the computed defaults (or the previous answers if there
was already a config.sh file). Type 'Configure -h' for a list of options.
You may also start interactively and then answer '& -d' at any prompt to turn
-on the non-interactive behaviour for the remaining of the execution.
+on the non-interactive behavior for the remainder of the execution.
EOH
. ./myread
Unix system. If despite that it blows up on yours, your best bet is to edit
Configure and run it again. If you can't run Configure for some reason,
you'll have to generate a config.sh file by hand. Whatever problems you
-have, let me (chip@atlantic.net) know how I blew it.
+have, let me (chip@perl.com) know how I blew it.
This installation script affects things in two ways:
cd hints; ls -C *.sh | $sed 's/\.sh/ /g' >&4
dflt=''
: Half the following guesses are probably wrong... If you have better
- : tests or hints, please send them to chip@atlantic.net
+ : tests or hints, please send them to chip@perl.com
: The metaconfig authors would also appreciate a copy...
$test -f /irix && osname=irix
$test -f /xenix && osname=sco_xenix
esac;;
[23]100) osname=mips ;;
next*) osname=next ;;
- news*) osname=news ;;
i386*)
if $test -f /etc/kconfig; then
osname=isc
*) osvers=$tmp;;
esac
;;
+ *dc.osx) osname=dcosx
+ osvers="$3"
+ ;;
dnix) osname=dnix
osvers="$3"
;;
;;
linux) osname=linux
case "$3" in
- 1*) osvers=1 ;;
*) osvers="$3" ;;
esac
;;
netbsd*) osname=netbsd
osvers="$3"
;;
+ news-os) osvers="$3"
+ case "$3" in
+ 4*) osname=newsos4 ;;
+ *) osname=newsos ;;
+ esac
+ ;;
bsd386) osname=bsd386
osvers=`$uname -r`
;;
+ powerux | power_ux | powermax_os | powermaxos | \
+ powerunix | power_unix) osname=powerux
+ osvers="$3"
+ ;;
next*) osname=next ;;
solaris) osname=solaris
case "$3" in
;;
esac
else
- if test -f /vmunix -a -f news_os.sh; then
+ if test -f /vmunix -a -f newsos4.sh; then
(what /vmunix | ../UU/tr '[A-Z]' '[a-z]') > ../UU/kernel.what 2>&1
if $contains news-os ../UU/kernel.what >/dev/null 2>&1; then
- osname=news_os
+ osname=newsos4
fi
$rm -f ../UU/kernel.what
elif test -d c:/.; then
: who configured the system
-cf_time=`$date 2>&1`
+cf_time=`LC_ALL=C; export LC_ALL; $date 2>&1`
cf_by=`(logname) 2>/dev/null`
case "$cf_by" in "")
cf_by=`(whoami) 2>/dev/null`
esac
rp='What is your architecture name'
. ./myread
-archname="$ans"
+case "$usethreads" in
+$define) archname="$ans-thread"
+ echo "usethreads selected... architecture name is now $archname." >&4
+ ;;
+*) archname="$ans" ;;
+esac
myarchname="$tarch"
: is AFS running?
fi
: set the base revision
-baserev=5
+baserev=5.0
: get the patchlevel
echo " "
eval $prefixit
case "$archlib" in
'')
- case "$privlib" in
- '') dflt=`./loc . "." $prefixexp/lib /usr/local/lib /usr/lib /lib`
- set dflt
- eval $prefixup
- ;;
- *) if test 0 -eq "$subversion"; then
- version=`echo $baserev $patchlevel | \
- $awk '{ printf "%d.%03d\n",$1,$2 }'`
- else
- version=`echo $baserev $patchlevel $subversion | \
- $awk '{ printf "%d.%03d%02d\n",$1,$2,$3 }'`
- fi
- dflt="$privlib/$archname/$version"
- ;;
- esac
+ case "$privlib" in
+ '') dflt=`./loc . "." $prefixexp/lib /usr/local/lib /usr/lib /lib`
+ set dflt
+ eval $prefixup
+ ;;
+ *) if test 0 -eq "$subversion"; then
+ version=`LC_ALL=C; export LC_ALL; \
+ echo $baserev $patchlevel | \
+ $awk '{ printf "%.3f\n", $1 + $2/1000.0 }'`
+ else
+ version=`LC_ALL=C; export LC_ALL; \
+ echo $baserev $patchlevel $subversion | \
+ $awk '{ printf "%.5f\n", $1 + $2/1000.0 + $3/100000.0 }'`
+ fi
+ dflt="$privlib/$archname/$version"
;;
-*) dflt="$archlib";;
+ esac
+ ;;
+*)
+ dflt="$archlib"
+ ;;
esac
cat <<EOM
if $afs; then
$cat <<EOM
-Since you are running AFS, I need to distinguish the directory in which
-private files reside from the directory in which they are installed (and from
-which they are presumably copied to the former directory by occult means).
+Since you are running AFS, I need to distinguish the directory in
+which architecture-dependent library files reside from the directory
+in which they are installed (and from which they are presumably copied
+to the former directory by occult means).
EOM
case "$installarchlib" in
*) eval "$var=$val";;
esac'
-$cat <<EOM
-
-Perl 5.004 can be compiled for binary compatibility with 5.003.
-If you decide to do so, you will be able to continue using any
-extensions that were compiled for Perl 5.003. However, binary
-compatibility forces Perl to expose some of its internal symbols
-in the same way that 5.003 did. So you may have symbol conflicts
-if you embed a binary-compatible Perl in other programs.
-
-EOM
-case "$d_bincompat3" in
-"$undef") dflt=n ;;
-*) dflt=y ;;
-esac
-rp='Binary compatibility with Perl 5.003?'
-. ./myread
-case "$ans" in
-y*) val="$define" ;;
-*) val="$undef" ;;
-esac
-set d_bincompat3
-eval $setvar
-case "$d_bincompat3" in
-"$define") bincompat3=y ;;
-*) bincompat3=n ;;
-esac
+: bincompat3 is no more even possible starting with 5.005
+d_bincompat3=$undef
: make some quick guesses about what we are up against
echo " "
if $afs; then
$cat <<EOM
-Since you are running AFS, I need to distinguish the directory in which
-private files reside from the directory in which they are installed (and from
-which they are presumably copied to the former directory by occult means).
+Since you are running AFS, I need to distinguish the directory in
+which site-specific files reside from the directory in which they are
+installed (and from which they are presumably copied to the former
+directory by occult means).
EOM
case "$installsitelib" in
*) dflt="$installsitelib";;
esac
fn=de~
- rp='Where will private files be installed?'
+ rp='Where will site-specific files be installed?'
. ./getfile
installsitelib="$ans"
else
if $afs; then
$cat <<EOM
-Since you are running AFS, I need to distinguish the directory in which
-private files reside from the directory in which they are installed (and from
-which they are presumably copied to the former directory by occult means).
+Since you are running AFS, I need to distinguish the directory in
+which site-specific architecture-dependent library files reside from
+the directory in which they are installed (and from which they are
+presumably copied to the former directory by occult means).
EOM
case "$installsitearch" in
*) dflt="$installsitearch";;
esac
fn=de~
- rp='Where will private files be installed?'
+ rp='Where will site-specific architecture-dependent files be installed?'
. ./getfile
installsitearch="$ans"
else
#endif
}
EOP
- cc -o pdp11 pdp11.c >/dev/null 2>&1
- if ./pdp11 2>/dev/null; then
+ (cc -o pdp11 pdp11.c) >/dev/null 2>&1
+ if $test -f pdp11 && ./pdp11 2>/dev/null; then
dflt='unsplit split'
else
tans=`./loc . X /lib/small /lib/large /usr/lib/small /usr/lib/large /lib/medium /usr/lib/medium /lib/huge`
: determine optimize, if desired, or use for debug flag also
case "$optimize" in
-' ') dflt='none';;
+' '|$undef) dflt='none';;
'') dflt='-O';;
*) dflt="$optimize";;
esac
else
set signal.h LANGUAGE_C; eval $inctest
fi
-set signal.h _NO_PROTO; eval $inctest
case "$hint" in
none|recommended) dflt="$ccflags $dflt" ;;
-*) ftry="$flag";;
*) ftry="$previous $flag";;
esac
- if $cppstdin -DLFRULB=bar $ftry $cppminus <cpp.c \
+ if $cppstdin -DLFRULB=bar $cppflags $ftry $cppminus <cpp.c \
>cpp1.out 2>/dev/null && \
$cpprun -DLFRULB=bar $ftry $cpplast <cpp.c \
>cpp2.out 2>/dev/null && \
: coherency check
echo " "
-echo "Checking your choice of C compiler and flags for coherency..." >&4
-set X $cc $optimize $ccflags $ldflags try.c -o try
+echo "Checking your choice of C compiler, libs, and flags for coherency..." >&4
+set X $cc $optimize $ccflags $ldflags -o try try.c $libs
shift
$cat >try.msg <<EOM
I've tried to compile and run a simple program with:
main() { exit(0); }
EOF
dflt=y
-if sh -c "$cc $optimize $ccflags try.c -o try $ldflags" >>try.msg 2>&1; then
+if sh -c "$cc $optimize $ccflags -o try try.c $ldflags $libs" >>try.msg 2>&1; then
if sh -c './try' >>try.msg 2>&1; then
dflt=n
else
echo "The program compiled OK, but exited with status $?." >>try.msg
- rp="You have a problem. Shall I abort Configure"
+ rp="You have a problem. Shall I abort Configure (and explain the problem)"
dflt=y
fi
else
echo "I can't compile the test program." >>try.msg
- rp="You have a BIG problem. Shall I abort Configure"
+ rp="You have a BIG problem. Shall I abort Configure (and explain the problem)"
dflt=y
fi
case "$dflt" in
y)
- $cat try.msg
+ $cat try.msg >&4
case "$knowitall" in
'')
echo "(The supplied flags might be incorrect with this C compiler.)"
: nm options which may be necessary
case "$nm_opt" in
'') if $test -f /mach_boot; then
- nm_opt=''
+ nm_opt='' # Mach
elif $test -d /usr/ccs/lib; then
- nm_opt='-p'
+ nm_opt='-p' # Solaris (and SunOS?)
elif $test -f /dgux; then
- nm_opt='-p'
+ nm_opt='-p' # DG-UX
+ elif $test -f /lib64/rld; then
+ nm_opt='-p' # 64-bit Irix
else
nm_opt=''
fi;;
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
'') case "$osname" in
hpux) dflt='+z' ;;
next) dflt='none' ;;
- solaris|svr4*|esix*) dflt='-Kpic' ;;
- irix*) dflt='-KPIC' ;;
+ svr4*|esix*) dflt='-Kpic' ;;
+ irix*) dflt='-KPIC' ;;
+ solaris) case "$ccflags" in
+ *-DDEBUGGING*) dflt='-KPIC' ;;
+ *) dflt='-Kpic' ;;
+ esac ;;
sunos) dflt='-pic' ;;
*) dflt='none' ;;
esac ;;
- *) dflt='-fpic' ;;
+ *) case "$osname/$ccflags" in
+ solaris/*-DDEBUGGING*) dflt='-fPIC' ;;
+ *) dflt='-fpic' ;;
+ esac ;;
esac ;;
*) dflt="$cccdlflags" ;;
esac
;;
*) case "$useshrplib" in
'') case "$osname" in
- svr4|dgux|dynixptx|esix|powerux)
- dflt='yes'
+ svr4*|dgux|dynixptx|esix|powerux)
+ dflt=y
also='Building a shared libperl is required for dynamic loading to work on your system.'
;;
next*)
case "$osvers" in
- 4*) dflt='yes'
+ 4*) dflt=y
also='Building a shared libperl is needed for MAB support.'
;;
- *) dflt='no'
+ *) dflt=n
;;
esac
;;
sunos)
- dflt='no'
+ dflt=n
also='Building a shared libperl will definitely not work on SunOS 4.'
;;
- *) dflt='no'
+ *) dflt=n
;;
esac
;;
$define|true|[Yy]*)
- dflt='yes'
+ dflt=y
;;
- *) dflt='no'
+ *) dflt=n
;;
esac
$cat << EOM
*) $cat >&4 <<EOM
WARNING: Use of the shrpdir variable for the installation location of
the shared $libperl is not supported. It was never documented and
-will not work in this version. Let me (chip@atlantic.net)
-know of any problems this may cause.
+will not work in this version. Let me (chip@perl.com) know of any
+problems this may cause.
EOM
case "$shrpdir" in
tmp_shrpenv=''
if "$useshrplib"; then
case "$osname" in
+ aix)
+ # We'll set it in Makefile.SH...
+ ;;
solaris|netbsd)
xxx="-R $shrpdir"
;;
freebsd)
xxx="-Wl,-R$shrpdir"
;;
- linux|irix*)
+ linux|irix*|dec_osf)
xxx="-Wl,-rpath,$shrpdir"
;;
+ next)
+ # next doesn't like the default...
+ ;;
*)
tmp_shrpenv="env LD_RUN_PATH=$shrpdir"
;;
esac
case "$xxx" in
'') ;;
- *) ccdlflags="$ccdlflags $xxx"
- cat <<EOM >&4
+ *)
+ # Only add $xxx if it isn't already in ccdlflags.
+ case " $ccdlflags " in
+ *" $xxx "*) ;;
+ *) ccdlflags="$ccdlflags $xxx"
+ cat <<EOM >&4
Adding $xxx to the flags
passed to $ld so that the perl executable will find the
installed shared $libperl.
EOM
+ ;;
+ esac
;;
esac
fi
.) dflt=.`$sed -n -e 's/ / /g' \
-e 's/^domain *\([^ ]*\).*/\1/p' $tans \
| ./tr '[A-Z]' '[a-z]' 2>/dev/null`
- ;;
+ ;;
esac
fi
;;
rp='What shall I put after the #! to start up perl ("none" to not use #!)?'
. ./myread
case "$ans" in
- none) startperl=": # use perl";;
- *) startperl="#!$ans";;
+ none) startperl=": # use perl";;
+ *) startperl="#!$ans"
+ if $test 30 -lt `echo "$ans" | wc -c`; then
+ $cat >&4 <<EOM
+
+WARNING: Some systems limit the #! command to 32 characters.
+If you experience difficulty running Perl scripts with #!, try
+installing Perl in a directory with a shorter pathname.
+
+EOM
+ fi ;;
esac
;;
*) startperl=": # use perl"
set bzero d_bzero
eval $inlibc
-: check for length of integer
+: check for lengths of integral types
echo " "
case "$intsize" in
'')
echo "Checking to see how big your integers are..." >&4
- $cat >try.c <<'EOCP'
+ $cat >intsize.c <<'EOCP'
#include <stdio.h>
main()
{
- printf("%d\n", sizeof(int));
+ printf("intsize=%d;\n", sizeof(int));
+ printf("longsize=%d;\n", sizeof(long));
+ printf("shortsize=%d;\n", sizeof(short));
+ fflush(stdout);
exit(0);
}
EOCP
- if $cc $ccflags try.c -o try >/dev/null 2>&1 && ./try > /dev/null; then
- intsize=`./try`
+# If $libs contains -lsfio, and sfio is mis-configured, then it
+# sometimes (apparently) runs and exits with a 0 status, but with no
+# output!. Thus we check with test -s whether we actually got any
+# output. I think it has to do with sfio's use of _exit vs. exit,
+# but I don't know for sure. --Andy Dougherty 1/27/97.
+ if $cc $optimize $ccflags $ldflags -o intsize intsize.c $libs >/dev/null 2>&1 &&
+ ./intsize > intsize.out 2>/dev/null && test -s intsize.out ; then
+ eval `$cat intsize.out`
echo "Your integers are $intsize bytes long."
+ echo "Your long integers are $longsize bytes long."
+ echo "Your short integers are $shortsize bytes long."
else
- dflt='4'
- echo "(I can't seem to compile the test program. Guessing...)"
+ $cat >&4 <<EOM
+
+Help! I can't compile and run the intsize test program: please enlighten me!
+(This is probably a misconfiguration in your system or libraries, and
+you really ought to fix it. Still, I'll try anyway.)
+
+EOM
+ dflt=4
rp="What is the size of an integer (in bytes)?"
. ./myread
intsize="$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.c try
+$rm -f intsize intsize.[co] intsize.out
: see if signal is declared as pointer to function returning int or void
echo " "
: get csh whereabouts
case "$csh" in
-'csh') val="$undef" ;;
-*) val="$define" ;;
+'csh') val="$undef" ;;
+*) val="$define" ;;
esac
set d_csh
eval $setvar
-full_csh=$csh
+: Respect a hint or command line value for full_csh.
+case "$full_csh" in
+'') full_csh=$csh ;;
+esac
: see if cuserid exists
set cuserid d_cuserid
EOCP
: check sys/file.h first to get FREAD on Sun
if $test `./findhdr sys/file.h` && \
- $cc $cppflags "-DI_SYS_FILE" open3.c -o open3 >/dev/null 2>&1 ; then
+ $cc $ccflags "-DI_SYS_FILE" -o open3 $ldflags open3.c $libs >/dev/null 2>&1 ; then
h_sysfile=true;
echo "<sys/file.h> defines the O_* constants..." >&4
if ./open3; then
val="$undef"
fi
elif $test `./findhdr fcntl.h` && \
- $cc "-DI_FCNTL" open3.c -o open3 >/dev/null 2>&1 ; then
+ $cc $ccflags "-DI_FCNTL" -o open3 $ldflags open3.c $libs >/dev/null 2>&1 ; then
h_fcntl=true;
echo "<fcntl.h> defines the O_* constants..." >&4
if ./open3; then
}
EOCP
if $cc $ccflags $ldflags try.c -o try >/dev/null 2>&1; then
- cat <<EOS >mtry
-$startsh
-EOS
+ echo "$startsh" >mtry
echo "./try >try.out 2>try.ret 3>try.err || exit 4" >>mtry
chmod +x mtry
./mtry >/dev/null 2>&1
set fsetpos d_fsetpos
eval $inlibc
+: see if gethostbyaddr exists
+set gethostbyaddr d_gethbadd
+eval $inlibc
+
+: see if getnetbyaddr exists
+set getnetbyaddr d_getnbadd
+eval $inlibc
+
: see if gethostent exists
set gethostent d_gethent
eval $inlibc
exit(0);
}
EOCP
- if $cc $ccflags $ldflags foo.c -o safebcpy $libs >/dev/null 2>&1; then
+ if $cc $optimize $ccflags $ldflags foo.c \
+ -o safebcpy $libs >/dev/null 2>&1; then
if ./safebcpy 2>/dev/null; then
echo "Yes, it can."
val="$define"
exit(0);
}
EOCP
- if $cc $ccflags $ldflags foo.c -o safemcpy $libs >/dev/null 2>&1; then
+ if $cc $optimize $ccflags $ldflags foo.c \
+ -o safemcpy $libs >/dev/null 2>&1; then
if ./safemcpy 2>/dev/null; then
echo "Yes, it can."
val="$define"
exit(0);
}
EOCP
- if $cc $ccflags $ldflags foo.c -o sanemcmp $libs >/dev/null 2>&1; then
+ if $cc $optimize $ccflags $ldflags foo.c \
+ -o sanemcmp $libs >/dev/null 2>&1; then
if ./sanemcmp 2>/dev/null; then
echo "Yes, it can."
val="$define"
y|Y) ;;
*) echo "Ok, avoiding sfio this time. I'll use stdio instead."
val="$undef"
+ : Remove sfio from list of libraries to use
+ set `echo X $libs | $sed -e 's/-lsfio / /' -e 's/-lsfio$//'`
+ shift
+ libs="$*"
+ echo "libs = $libs" >&4
;;
esac
;;
set d_stdio_cnt_lval
eval $setvar
-: How to access the stdio _filbuf or __filbuf function.
-: If this fails, check how the getc macro in stdio.h works.
-case "${d_stdio_ptr_lval}${d_stdio_cnt_lval}" in
-${define}${define})
- : Try $hint value, if any, then _filbuf, __filbuf, _fill, then punt.
- : _fill is for os/2.
- xxx='notok'
- for filbuf in $stdio_filbuf '_filbuf(fp)' '__filbuf(fp) ' '_fill(fp)' ; do
- $cat >try.c <<EOP
-#include <stdio.h>
-#define FILE_ptr(fp) $stdio_ptr
-#define FILE_cnt(fp) $stdio_cnt
-#define FILE_filbuf(fp) $filbuf
-main() {
- FILE *fp = fopen("try.c", "r");
- int c;
- c = getc(fp);
- c = FILE_filbuf(fp); /* Just looking for linker errors.*/
- exit(0);
-}
-EOP
- if $cc $ccflags $ldflags -o try try.c $libs >/dev/null 2>&1 && ./try; then
- echo "Your stdio appears to use $filbuf"
- stdio_filbuf="$filbuf"
- xxx='ok'
- break
- else
- echo "Hmm. $filbuf doesn't seem to work."
- fi
- $rm -f try.c try
- done
- case "$xxx" in
- notok) echo "I can't figure out how to access _filbuf"
- echo "I'll just have to work around it."
- d_stdio_ptr_lval="$undef"
- d_stdio_cnt_lval="$undef"
- ;;
- esac
- ;;
-esac
-
: see if _base is also standard
val="$undef"
dflt=`./try`
else
dflt='8'
- echo"(I can't seem to compile the test program...)"
+ echo "(I can't seem to compile the test program...)"
fi
;;
*) dflt="$alignbytes"
eval $inhdr
case "$i_db" in
+$define)
+ : Check db version. We can not use version 2.
+ echo " "
+ echo "Checking Berkeley DB version ..." >&4
+ $cat >try.c <<EOCP
+#$d_const HASCONST
+#ifndef HASCONST
+#define const
+#endif
+#include <sys/types.h>
+#include <stdio.h>
+#include <db.h>
+main()
+{
+#ifdef DB_VERSION_MAJOR /* DB version >= 2: not yet. */
+ printf("You have Berkeley DB Version %d.%d\n",
+ DB_VERSION_MAJOR, DB_VERSION_MINOR);
+ printf("Perl currently only supports up to version 1.86.\n");
+ exit(2);
+#else
+#if defined(_DB_H_) && defined(BTREEMAGIC) && defined(HASHMAGIC)
+ exit(0); /* DB version < 2: the coast is clear. */
+#else
+ exit(1); /* <db.h> not Berkeley DB? */
+#endif
+#endif
+}
+EOCP
+ if $cc $optimize $ccflags $ldflags -o try try.c $libs && ./try; then
+ echo 'Looks OK. (Perl supports up to version 1.86).' >&4
+ else
+ echo "I can't use Berkeley DB with your <db.h>. I'll disable Berkeley DB." >&4
+ i_db=$undef
+ case " $libs " in
+ *"-ldb "*)
+ : Remove db from list of libraries to use
+ echo "Removing unusable -ldb from library list" >&4
+ set `echo X $libs | $sed -e 's/-ldb / /' -e 's/-ldb$//'`
+ shift
+ libs="$*"
+ echo "libs = $libs" >&4
+ ;;
+ esac
+ fi
+ $rm -f try.*
+ ;;
+esac
+
+case "$i_db" in
define)
: Check the return type needed for hash
echo " "
db_hashtype='u_int32_t'
fi
else
- echo "I can't seem to compile the test program." >&4
- db_hashtype=int
+ : XXX Maybe we should just give up here.
+ db_hashtype=u_int32_t
+ echo "Help: I can't seem to compile the db test program." >&4
+ echo "Something's wrong, but I'll assume you use $db_hashtype." >&4
fi
$rm -f try.*
echo "Your version of Berkeley DB uses $db_hashtype for hash."
;;
-*) db_hashtype=int
+*) db_hashtype=u_int32_t
;;
esac
db_prefixtype='size_t'
fi
else
- echo "I can't seem to compile the test program." >&4
- db_prefixtype='int'
+ db_prefixtype='size_t'
+ : XXX Maybe we should just give up here.
+ echo "Help: I can't seem to compile the db test program." >&4
+ echo "Something's wrong, but I'll assume you use $db_prefixtype." >&4
fi
$rm -f try.*
echo "Your version of Berkeley DB uses $db_prefixtype for prefix."
;;
-*) db_prefixtype='int'
+*) db_prefixtype='size_t'
;;
esac
set getgroups d_getgrps
eval $inlibc
-: Find type of 2nd arg to getgroups
+: see if setgroups exists
+set setgroups d_setgrps
+eval $inlibc
+
+: Find type of 2nd arg to 'getgroups()' and 'setgroups()'
echo " "
-case "$d_getgrps" in
-'define')
+case "$d_getgrps$d_setgrps" in
+*define*)
case "$groupstype" in
'') dflt="$gidtype" ;;
*) dflt="$groupstype" ;;
esac
$cat <<EOM
-What is the type of the second argument to getgroups()? Usually this
-is the same as group ids, $gidtype, but not always.
+What is the type of the second argument to getgroups() and setgroups()?
+Usually this is the same as group ids, $gidtype, but not always.
EOM
- rp='What type is the second argument to getgroups()?'
+ rp='What type is the second argument to getgroups() and setgroups()?'
. ./myread
groupstype="$ans"
;;
*) groupstype="$gidtype";;
esac
+case "$usethreads" in
+$define)
+
+ : see if sched_yield exists
+ set sched_yield d_sched_yield
+ eval $inlibc
+
+ : see if pthread_yield exists
+ set pthread_yield d_pthread_yield
+ eval $inlibc
+
+ ;;
+*)
+ d_sched_yield=$undef
+ d_pthread_yield=$undef
+ ;;
+esac
+
: see what type lseek is declared as in the kernel
set off_t lseektype long stdio.h sys/types.h
eval $typedef
for (i = 0; max; i++)
max /= 2;
printf("%d\n",i);
+ fflush(stdout);
}
EOCP
- if $cc try.c -o try >/dev/null 2>&1 ; then
+ if $cc $ccflags $ldflags -o try try.c $libs >/dev/null 2>&1 ; then
dflt=`try`
else
dflt='?'
rp='How many bits does your rand() function produce?'
. ./myread
randbits="$ans"
-$rm -f try.c try
+$rm -f try.c try.o try
: see if ar generates random libraries by itself
echo " "
$cat >signal_cmd <<EOS
$startsh
$test -s signal.lst && exit 0
-if $cc $ccflags signal.c -o signal $ldflags >/dev/null 2>&1; then
+if $cc $ccflags $ldflags signal.c -o signal >/dev/null 2>&1; then
./signal | $sort -n +1 | $uniq | $awk -f signal.awk >signal.lst
else
echo "(I can't seem be able to compile the test program -- Guessing)"
0) set HUP INT QUIT ILL TRAP ABRT EMT FPE KILL BUS SEGV SYS PIPE ALRM TERM;;
esac
echo \$@ | $tr ' ' '\012' | \
- $awk '{ printf $1; printf " %d\n", ++s; }' >signal.lst
+ $awk '{ printf \$1; printf " %d\n", ++s; }' >signal.lst
fi
$rm -f signal.c signal signal.o
EOS
}
EOM
echo " "
-if $cc $ccflags $ldflags -o ssize ssize.c $libs > /dev/null 2>&1 &&
- ./ssize > /dev/null 2>&1 ; then
- ssizetype=`./ssize`
+# If $libs contains -lsfio, and sfio is mis-configured, then it
+# sometimes (apparently) runs and exits with a 0 status, but with no
+# output!. Thus we check with test -s whether we actually got any
+# output. I think it has to do with sfio's use of _exit vs. exit,
+# but I don't know for sure. --Andy Dougherty 1/27/97.
+if $cc $optimize $ccflags $ldflags -o ssize ssize.c $libs > /dev/null 2>&1 &&
+ ./ssize > ssize.out 2>/dev/null && test -s ssize.out ; then
+ ssizetype=`$cat ssize.out`
echo "I'll be using $ssizetype for functions returning a byte count." >&4
else
- echo "(I can't compile and run the test program--please enlighten me!)"
- $cat <<EOM
+ $cat >&4 <<EOM
+
+Help! I can't compile and run the ssize_t 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.)
I need a type that is the same size as $sizetype, but is guaranteed to
-be signed. Common values are int and long.
+be signed. Common values are ssize_t, int and long.
EOM
rp="What signed type is the same size as $sizetype?"
. ./myread
ssizetype="$ans"
fi
-$rm -f ssize ssize.[co]
+$rm -f ssize ssize.[co] ssize.out
+
+: see if this is a netdb.h system
+set netdb.h i_netdb
+eval $inhdr
+
+: check for type of arguments to gethostbyaddr. This will only really
+: work if the system supports prototypes and provides one for
+: gethostbyaddr.
+case "$d_gethbadd" in
+$define)
+ if test "X$gethbadd_addr_type" = X -o "X$gethbadd_alen_type" = X; then
+ $cat <<EOM
+
+Checking to see what type of arguments are expected by gethostbyaddr().
+EOM
+ $cat >try.c <<EOCP
+#include <sys/types.h>
+#$i_niin I_NIIN
+#$i_netdb I_NETDB
+#$i_unistd I_UNISTD
+#$d_socket HAS_SOCKET
+#$d_socket HAS_SOCKET
+#ifdef HAS_SOCKET
+#include <sys/socket.h> /* Might include <sys/bsdtypes.h> */
+#endif
+#ifdef I_NIIN
+#include <netinet/in.h>
+#endif
+#ifdef I_NETDB
+#include <netdb.h>
+#endif
+#ifdef I_UNISTD
+#include <unistd.h>
+#endif
+#define Size_t $sizetype
+main()
+{
+ Gethbadd_addr_t addr;
+ Gethbadd_alen_t alen;
+ struct hostent* hent;
+
+ extern struct hostent *gethostbyaddr(const Gethbadd_addr_t, Gethbadd_alen_t, int);
+
+ alen = sizeof(struct in_addr);
+ addr = (Gethbadd_addr_t)malloc(alen);
+ /* We do not execute this so the contents of the addr matter not. */
+ hent = gethostbyaddr(addr, alen, AF_INET);
+
+ exit(0);
+}
+EOCP
+ for xxx in "void *" "char *"; do
+ for yyy in Size_t int; do
+ if $cc $ccflags -c -DGethbadd_addr_t="$xxx" -DGethbadd_alen_t="$yyy" try.c >/dev/null 2>&1 ; then
+ gethbadd_addr_type="$xxx"
+ gethbadd_alen_type="$yyy"
+ echo "Your system uses $xxx for the 1st argument to gethostbyaddr." >&4
+ echo "and the the 2nd argument to gethostbyaddr is $yyy." >&4
+ break
+ fi
+ done
+ test "X$gethbadd_addr_type" != X && break
+ done
+ if test "X$gethbadd_addr_type" = X; then
+ rp='What is the type for the 1st argument to gethostbyaddr?'
+ dflt="void *"
+ . ./myread
+ gethbadd_addr_type="$ans"
+
+ # Remove the "const" if needed.
+ gethbadd_addr_type=`echo $gethbadd_addr_type | sed 's/^const //'`
+
+ rp='What is the type for the 2nd argument to gethostbyaddr ?'
+ dflt="Size_t"
+ . ./myread
+ gethbadd_alen_type="$ans"
+ fi
+ $rm -f try.[co]
+ fi
+ ;;
+*) gethbadd_addr_type='void *'
+ gethbadd_alen_type='Size_t'
+ ;;
+esac
+
+: check for type of arguments to getnetbyaddr. This will only really
+: work if the system supports prototypes and provides one for
+: getnetbyaddr.
+case "$d_getnbadd" in
+$define)
+ if test "X$getnbadd_addr_type" = X -o "X$getnbadd_alen_type" = X; then
+ $cat <<EOM
+
+Checking to see what type of arguments are expected by getnetbyaddr().
+EOM
+ $cat >try.c <<EOCP
+#$i_niin I_NIIN
+#$i_netdb I_NETDB
+#$d_socket HAS_SOCKET
+#$d_socket HAS_SOCKET
+#include <sys/types.h>
+#ifdef HAS_SOCKET
+#include <sys/socket.h> /* Might include <sys/bsdtypes.h> */
+#endif
+#ifdef I_NIIN
+#include <netinet/in.h>
+#endif
+#ifdef I_NETDB
+#include <netdb.h>
+#endif
+main()
+{
+ Getnbadd_net_t net;
+ struct netent* nent;
+
+ extern struct netent *getnetbyaddr(Getnbadd_net_t, int);
+
+ /* We do not execute this so the contents of the net matter not. */
+ nent = getnetbyaddr(net, AF_INET);
+
+ exit(0);
+}
+EOCP
+ for xxx in in_addr_t long int; do
+ if $cc $ccflags -c -DGetnbadd_net_t="$xxx" try.c >/dev/null 2>&1 ; then
+ getnbadd_net_type="$xxx"
+ echo "Your system uses $xxx for the 1st argument to getnetbyaddr." >&4
+ break
+ fi
+ done
+ if test "X$getnbadd_net_type" = X; then
+ rp='What is the type for the 1st argument to getnetbyaddr?'
+ dflt="long"
+ . ./myread
+ getnbadd_net_type="$ans"
+ fi
+ $rm -f try.[co]
+ fi
+ ;;
+*) getnbadd_net_type='long'
+ ;;
+esac
: see what type of char stdio uses.
echo " "
set i_gdbm
eval $setvar
+: test whether pthreads are created in joinable -- aka undetached -- state
+if test "X$usethreads" != X; then
+echo " "
+echo 'Checking whether pthreads are created joinable.' >&4
+ $cat >try.c <<EOCP
+/* Note: this program returns 1 if detached, 0 if not.
+ * Easier this way because the PTHREAD_CREATE_DETACHED is more
+ * portable than the obsolete PTHREAD_CREATE_UNDETACHED.
+ * Testing for joinable (aka undetached) as opposed to detached
+ * is then again logically more sensible because that's
+ * the more modern default state in the pthreads implementations. */
+#include <pthread.h>
+#include <stdio.h>
+int main() {
+ pthread_attr_t attr;
+ int detachstate;
+ pthread_attr_init(&attr);
+ pthread_attr_getdetachstate(&attr, &detachstate);
+ printf("%s\n",
+ detachstate == PTHREAD_CREATE_DETACHED ?
+ "detached" : "joinable");
+ exit(0);
+}
+EOCP
+ if $cc $ccflags $ldflags -o try try.c $libs >/dev/null 2>&1; then
+ yyy=`./try`
+ else
+ echo "(I can't seem to compile the test program--assuming they are.)"
+ yyy=joinable
+ fi
+ case "$yyy" in
+ joinable)
+ val="$define"
+ echo "Yup, they are."
+ ;;
+ *)
+ val="$undef"
+ echo "Nope, they aren't."
+ ;;
+ esac
+ set d_pthreads_created_joinable
+ eval $setvar
+ $rm -f try try.*
+else
+ d_pthreads_created_joinable=$undef
+fi
+
echo " "
echo "Looking for extensions..." >&4
cd ../ext
$define) avail_ext="$avail_ext $xxx" ;;
esac
;;
+ Thread) case "$usethreads" in
+ $define) avail_ext="$avail_ext $xxx" ;;
+ esac
+ ;;
*) avail_ext="$avail_ext $xxx"
;;
esac
$spitshell <<EOT >config.sh
$startsh
#
-# This file was produced by running the Configure script. It holds all the
-# definitions figured out by Configure. Should you modify one of these values,
-# do not forget to propagate your changes by running "Configure -der". You may
-# instead choose to run each of the .SH files by yourself, or "Configure -S".
+# This file was produced by running the Configure script. It holds all
+# the definitions figured out by Configure. Should you modify any of
+# these values, do not forget to propagate your changes by running
+# "Configure -S"; or, equivalently, you may run each .SH file yourself.
#
# Configuration time: $cf_time
d_fsetpos='$d_fsetpos'
d_ftime='$d_ftime'
d_getgrps='$d_getgrps'
+d_setgrps='$d_setgrps'
+d_gethbadd='$d_gethbadd'
+gethbadd_addr_type='$gethbadd_addr_type'
+gethbadd_alen_type='$gethbadd_alen_type'
d_gethent='$d_gethent'
d_gethname='$d_gethname'
d_getlogin='$d_getlogin'
+d_getnbadd='$d_getnbadd'
+getnbadd_net_type='$getnbadd_net_type'
d_getpgid='$d_getpgid'
d_getpgrp2='$d_getpgrp2'
d_getpgrp='$d_getpgrp'
d_pipe='$d_pipe'
d_poll='$d_poll'
d_portable='$d_portable'
+d_pthread_yield='$d_pthread_yield'
d_pwage='$d_pwage'
d_pwchange='$d_pwchange'
d_pwclass='$d_pwclass'
d_safebcpy='$d_safebcpy'
d_safemcpy='$d_safemcpy'
d_sanemcmp='$d_sanemcmp'
+d_sched_yield='$d_sched_yield'
d_seekdir='$d_seekdir'
d_select='$d_select'
d_sem='$d_sem'
i_math='$i_math'
i_memory='$i_memory'
i_ndbm='$i_ndbm'
+i_netdb='$i_netdb'
i_neterrno='$i_neterrno'
i_niin='$i_niin'
i_pwd='$i_pwd'
lns='$lns'
locincpth='$locincpth'
loclibpth='$loclibpth'
+longsize='$longsize'
lp='$lp'
lpr='$lpr'
ls='$ls'
privlib='$privlib'
privlibexp='$privlibexp'
prototype='$prototype'
+pthreads_created_joinable='$pthreads_created_joinable'
randbits='$randbits'
ranlib='$ranlib'
rd_nodata='$rd_nodata'
shar='$shar'
sharpbang='$sharpbang'
shmattype='$shmattype'
+shortsize='$shortsize'
shrpenv='$shrpenv'
shsharp='$shsharp'
sig_name='$sig_name'
stdio_base='$stdio_base'
stdio_bufsiz='$stdio_bufsiz'
stdio_cnt='$stdio_cnt'
-stdio_filbuf='$stdio_filbuf'
stdio_ptr='$stdio_ptr'
strings='$strings'
submit='$submit'
projects / p5sagit/p5-mst-13.2.git / blobdiff