# $Id: Head.U,v 3.0.1.9 1997/02/28 15:02:09 ram Exp $
#
-# Generated on Tue Mar 31 15:49:57 EST 1998 [metaconfig 3.0 PL70]
+# Generated on Tue Jun 9 14:56:54 EDT 1998 [metaconfig 3.0 PL70]
cat >/tmp/c1$$ <<EOF
ARGGGHHHH!!!!!
p_=\;
PATH=`cmd /c "echo %PATH%" | tr '\\\\' / `
OS2_SHELL=`cmd /c "echo %OS2_SHELL%" | tr '\\\\' / | tr '[A-Z]' '[a-z]'`
- elif test -n "$DJDIR"; then
+ elif test -n "$DJGPP"; then
p_=\;
fi
fi
fi
case "$inksh/$needksh" in
/[a-z]*)
- unset ENV
+ ENV=''
changesh=true
reason="$needksh"
;;
: Configure runs within the UU subdirectory
test -d UU || mkdir UU
-unset CDPATH
+CDPATH='.'
cd UU && rm -f ./*
dynamic_ext=''
extensions=''
known_extensions=''
static_ext=''
+nonxs_ext=''
useopcode=''
useposix=''
d_bsd=''
path_sep=''
afs=''
alignbytes=''
+ansi2knr=''
archlib=''
archlibexp=''
d_archlib=''
d_inetaton=''
d_isascii=''
d_killpg=''
+d_lchown=''
d_link=''
d_locconv=''
d_lockf=''
d_memset=''
d_mkdir=''
d_mkfifo=''
-d_mkstemp=''
+d_mknod=''
d_mktime=''
d_msg=''
d_msgctl=''
d_truncate=''
d_tzname=''
d_umask=''
+d_semctl_semid_ds=''
+d_semctl_semun=''
+d_union_semun=''
d_vfork=''
usevfork=''
d_voidsig=''
d_pwclass=''
d_pwcomment=''
d_pwexpire=''
+d_pwgecos=''
d_pwquota=''
i_pwd=''
i_sfio=''
xlibpth=''
libs=''
lns=''
+devtype=''
lseektype=''
make_set_make=''
d_mymalloc=''
fi
rm -f try
+
+: Save command line options in file UU/cmdline.opt for later use in
+: generating config.sh.
+cat > cmdline.opt <<EOSH
+# Configure command line arguments.
+config_arg0='$0'
+config_args='$*'
+config_argc=$#
+EOSH
+argn=1
+for arg in "$@"; do
+ cat >>cmdline.opt <<EOSH
+config_arg$argn='$arg'
+EOSH
+ argn=`expr $argn + 1`
+done
+
: produce awk script to parse command line options
cat >options.awk <<'EOF'
BEGIN {
echo \$thisthing
exit 0
elif test -f \$dir/\$thing.exe; then
- : on Eunice apparently
- echo \$dir/\$thing
+ if test -n "$DJGPP"; then
+ echo \$dir/\$thing.exe
+ else
+ : on Eunice apparently
+ echo \$dir/\$thing
+ fi
exit 0
fi
;;
fi
fi
;;
+ pc*)
+ if test -n "$DJGPP"; then
+ osname=dos
+ osvers=djgpp
+ fi
+ ;;
esac
case "$1" in
*) if test -f /etc/systemid; then
osname=sco
set `echo $3 | $sed 's/\./ /g'` $4
- if $test -f sco_$1_$2_$3.sh; then
+ if $test -f $src/hints/sco_$1_$2_$3.sh; then
osvers=$1.$2.$3
- elif $test -f sco_$1_$2.sh; then
+ elif $test -f $src/hints/sco_$1_$2.sh; then
osvers=$1.$2
- elif $test -f sco_$1.sh; then
+ elif $test -f $src/hints/sco_$1.sh; then
osvers=$1
fi
else
set X $myuname
osname=os2
osvers="$5"
- if test -n "$DJDIR"; then
- osname=dos
- osvers=djgpp
- fi
fi
fi
set d_dosuid
eval $setvar
-: 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"
-if $afs; then
- $cat <<EOM
-
-Since you are running AFS, I need to distinguish the directory in which
-executables 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 "$installbin" in
- '') dflt=`echo $binexp | sed 's#^/afs/#/afs/.#'`;;
- *) dflt="$installbin";;
- esac
- fn=de~
- rp='Where will public executables be installed?'
- . ./getfile
- installbin="$ans"
-else
- installbin="$binexp"
-fi
-
: determine where manual pages are on this system
echo " "
case "$sysman" in
;;
esac
+: see how we invoke the C preprocessor
+echo " "
+echo "Now, how can we feed standard input to your C preprocessor..." >&4
+cat <<'EOT' >testcpp.c
+#define ABC abc
+#define XYZ xyz
+ABC.XYZ
+EOT
+cd ..
+echo 'cat >.$$.c; '"$cc"' -E ${1+"$@"} .$$.c; rm .$$.c' >cppstdin
+chmod 755 cppstdin
+wrapper=`pwd`/cppstdin
+ok='false'
+cd UU
+
+if $test "X$cppstdin" != "X" && \
+ $cppstdin $cppminus <testcpp.c >testcpp.out 2>&1 && \
+ $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1
+then
+ echo "You used to use $cppstdin $cppminus so we'll use that again."
+ case "$cpprun" in
+ '') echo "But let's see if we can live without a wrapper..." ;;
+ *)
+ if $cpprun $cpplast <testcpp.c >testcpp.out 2>&1 && \
+ $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1
+ then
+ echo "(And we'll use $cpprun $cpplast to preprocess directly.)"
+ ok='true'
+ else
+ echo "(However, $cpprun $cpplast does not work, let's see...)"
+ fi
+ ;;
+ esac
+else
+ case "$cppstdin" in
+ '') ;;
+ *)
+ echo "Good old $cppstdin $cppminus does not seem to be of any help..."
+ ;;
+ esac
+fi
+
+if $ok; then
+ : nothing
+elif echo 'Maybe "'"$cc"' -E" will work...'; \
+ $cc -E <testcpp.c >testcpp.out 2>&1; \
+ $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then
+ echo "Yup, it does."
+ x_cpp="$cc -E"
+ x_minus='';
+elif echo 'Nope...maybe "'"$cc"' -E -" will work...'; \
+ $cc -E - <testcpp.c >testcpp.out 2>&1; \
+ $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then
+ echo "Yup, it does."
+ x_cpp="$cc -E"
+ x_minus='-';
+elif echo 'Nope...maybe "'"$cc"' -P" will work...'; \
+ $cc -P <testcpp.c >testcpp.out 2>&1; \
+ $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then
+ echo "Yipee, that works!"
+ x_cpp="$cc -P"
+ x_minus='';
+elif echo 'Nope...maybe "'"$cc"' -P -" will work...'; \
+ $cc -P - <testcpp.c >testcpp.out 2>&1; \
+ $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then
+ echo "At long last!"
+ x_cpp="$cc -P"
+ x_minus='-';
+elif echo 'No such luck, maybe "'$cpp'" will work...'; \
+ $cpp <testcpp.c >testcpp.out 2>&1; \
+ $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then
+ echo "It works!"
+ x_cpp="$cpp"
+ x_minus='';
+elif echo 'Nixed again...maybe "'$cpp' -" will work...'; \
+ $cpp - <testcpp.c >testcpp.out 2>&1; \
+ $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then
+ echo "Hooray, it works! I was beginning to wonder."
+ x_cpp="$cpp"
+ x_minus='-';
+elif echo 'Uh-uh. Time to get fancy. Trying a wrapper...'; \
+ $wrapper <testcpp.c >testcpp.out 2>&1; \
+ $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then
+ x_cpp="$wrapper"
+ x_minus=''
+ echo "Eureka!"
+else
+ dflt=''
+ rp="No dice. I can't find a C preprocessor. Name one:"
+ . ./myread
+ x_cpp="$ans"
+ x_minus=''
+ $x_cpp <testcpp.c >testcpp.out 2>&1
+ if $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then
+ echo "OK, that will do." >&4
+ else
+echo "Sorry, I can't get that to work. Go find one and rerun Configure." >&4
+ exit 1
+ fi
+fi
+
+case "$ok" in
+false)
+ cppstdin="$x_cpp"
+ cppminus="$x_minus"
+ cpprun="$x_cpp"
+ cpplast="$x_minus"
+ set X $x_cpp
+ shift
+ case "$1" in
+ "$cpp")
+ echo "Perhaps can we force $cc -E using a wrapper..."
+ if $wrapper <testcpp.c >testcpp.out 2>&1; \
+ $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1
+ then
+ echo "Yup, we can."
+ cppstdin="$wrapper"
+ cppminus='';
+ else
+ echo "Nope, we'll have to live without it..."
+ fi
+ ;;
+ esac
+ case "$cpprun" in
+ "$wrapper")
+ cpprun=''
+ cpplast=''
+ ;;
+ esac
+ ;;
+esac
+
+case "$cppstdin" in
+"$wrapper") ;;
+*) $rm -f $wrapper;;
+esac
+$rm -f testcpp.c testcpp.out
+
: Set private lib path
case "$plibpth" in
'') if ./mips; then
*) libs="$ans";;
esac
-: see how we invoke the C preprocessor
-echo " "
-echo "Now, how can we feed standard input to your C preprocessor..." >&4
-cat <<'EOT' >testcpp.c
-#define ABC abc
-#define XYZ xyz
-ABC.XYZ
-EOT
-cd ..
-echo 'cat >.$$.c; '"$cc"' -E ${1+"$@"} .$$.c; rm .$$.c' >cppstdin
-chmod 755 cppstdin
-wrapper=`pwd`/cppstdin
-ok='false'
-cd UU
-
-if $test "X$cppstdin" != "X" && \
- $cppstdin $cppminus <testcpp.c >testcpp.out 2>&1 && \
- $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1
-then
- echo "You used to use $cppstdin $cppminus so we'll use that again."
- case "$cpprun" in
- '') echo "But let's see if we can live without a wrapper..." ;;
- *)
- if $cpprun $cpplast <testcpp.c >testcpp.out 2>&1 && \
- $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1
- then
- echo "(And we'll use $cpprun $cpplast to preprocess directly.)"
- ok='true'
- else
- echo "(However, $cpprun $cpplast does not work, let's see...)"
- fi
- ;;
- esac
-else
- case "$cppstdin" in
- '') ;;
- *)
- echo "Good old $cppstdin $cppminus does not seem to be of any help..."
- ;;
- esac
-fi
-
-if $ok; then
- : nothing
-elif echo 'Maybe "'"$cc"' -E" will work...'; \
- $cc -E <testcpp.c >testcpp.out 2>&1; \
- $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then
- echo "Yup, it does."
- x_cpp="$cc -E"
- x_minus='';
-elif echo 'Nope...maybe "'"$cc"' -E -" will work...'; \
- $cc -E - <testcpp.c >testcpp.out 2>&1; \
- $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then
- echo "Yup, it does."
- x_cpp="$cc -E"
- x_minus='-';
-elif echo 'Nope...maybe "'"$cc"' -P" will work...'; \
- $cc -P <testcpp.c >testcpp.out 2>&1; \
- $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then
- echo "Yipee, that works!"
- x_cpp="$cc -P"
- x_minus='';
-elif echo 'Nope...maybe "'"$cc"' -P -" will work...'; \
- $cc -P - <testcpp.c >testcpp.out 2>&1; \
- $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then
- echo "At long last!"
- x_cpp="$cc -P"
- x_minus='-';
-elif echo 'No such luck, maybe "'$cpp'" will work...'; \
- $cpp <testcpp.c >testcpp.out 2>&1; \
- $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then
- echo "It works!"
- x_cpp="$cpp"
- x_minus='';
-elif echo 'Nixed again...maybe "'$cpp' -" will work...'; \
- $cpp - <testcpp.c >testcpp.out 2>&1; \
- $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then
- echo "Hooray, it works! I was beginning to wonder."
- x_cpp="$cpp"
- x_minus='-';
-elif echo 'Uh-uh. Time to get fancy. Trying a wrapper...'; \
- $wrapper <testcpp.c >testcpp.out 2>&1; \
- $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then
- x_cpp="$wrapper"
- x_minus=''
- echo "Eureka!"
-else
- dflt=''
- rp="No dice. I can't find a C preprocessor. Name one:"
- . ./myread
- x_cpp="$ans"
- x_minus=''
- $x_cpp <testcpp.c >testcpp.out 2>&1
- if $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then
- echo "OK, that will do." >&4
- else
-echo "Sorry, I can't get that to work. Go find one and rerun Configure." >&4
- exit 1
- fi
-fi
-
-case "$ok" in
-false)
- cppstdin="$x_cpp"
- cppminus="$x_minus"
- cpprun="$x_cpp"
- cpplast="$x_minus"
- set X $x_cpp
- shift
- case "$1" in
- "$cpp")
- echo "Perhaps can we force $cc -E using a wrapper..."
- if $wrapper <testcpp.c >testcpp.out 2>&1; \
- $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1
- then
- echo "Yup, we can."
- cppstdin="$wrapper"
- cppminus='';
- else
- echo "Nope, we'll have to live without it..."
- fi
- ;;
- esac
- case "$cpprun" in
- "$wrapper")
- cpprun=''
- cpplast=''
- ;;
- esac
- ;;
-esac
-
-case "$cppstdin" in
-"$wrapper") ;;
-*) $rm -f $wrapper;;
-esac
-$rm -f testcpp.c testcpp.out
-
: determine optimize, if desired, or use for debug flag also
case "$optimize" in
' '|$undef) dflt='none';;
esac
$rm -f try try.* core
+: Cruising for prototypes
+echo " "
+echo "Checking out function prototypes..." >&4
+$cat >prototype.c <<'EOCP'
+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"
+else
+ echo "Your C compiler doesn't seem to understand function prototypes."
+ val="$undef"
+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 avaiable 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
+ 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"
+if $afs; then
+ $cat <<EOM
+
+Since you are running AFS, I need to distinguish the directory in which
+executables 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 "$installbin" in
+ '') dflt=`echo $binexp | sed 's#^/afs/#/afs/.#'`;;
+ *) dflt="$installbin";;
+ esac
+ fn=de~
+ rp='Where will public executables be installed?'
+ . ./getfile
+ installbin="$ans"
+else
+ installbin="$binexp"
+fi
+
: define a shorthand compile call
compile='
mc_file=$1;
shift;
-$cc $optimize $ccflags $ldflags -o ${mc_file}$_exe $* ${mc_file}.c $libs > /dev/null 2>&1;'
+$cc $optimize $ccflags $ldflags -o ${mc_file} $* ${mc_file}.c $libs > /dev/null 2>&1;'
: define a shorthand compile call for compilations that should be ok.
compile_ok='
mc_file=$1;
shift;
-$cc $optimize $ccflags $ldflags -o ${mc_file}$_exe $* ${mc_file}.c $libs;'
+$cc $optimize $ccflags $ldflags -o ${mc_file} $* ${mc_file}.c $libs;'
echo " "
echo "Checking for GNU C Library..." >&4
cat >gnulibc.c <<EOM
+#include <stdio.h>
int
main()
{
- return __libc_main();
+#ifdef __GLIBC__
+ exit(0);
+#else
+ exit(1);
+#endif
}
EOM
set gnulibc
-if eval $compile && \
- ./gnulibc | $contains '^GNU C Library'; then
+if eval $compile_ok && ./gnulibc; then
val="$define"
echo "You are using the GNU C Library"
else
;;
esac
case "$dflt" in
- '') dflt=`egrep 'inlibc|csym' ../Configure | wc -l 2>/dev/null`
+ '') dflt=`$egrep 'inlibc|csym' $rsrc/Configure | wc -l 2>/dev/null`
if $test $dflt -gt 20; then
dflt=y
else
;;
esac
;;
- sunos)
- dflt=n
- also='Building a shared libperl will definitely not work on SunOS 4.'
- ;;
*) dflt=n
;;
esac
#include <stdio.h>
#include <sys/types.h>
#include <signal.h>
-$signal_t blech() { exit(3); }
+$signal_t blech(s) int s; { exit(3); }
main()
{
$xxx i32;
double f, g;
int result = 0;
+ char str[16];
signal(SIGFPE, blech);
- /* Don't let compiler optimize the test away */
- sscanf("2147483647", "%lf", &f); /* f = (double) 0x7fffffff; */
+ /* Don't let compiler optimize the test away. Store the number
+ in a writable string for gcc to pass to sscanf under HP/UX.
+ */
+ sprintf(str, "2147483647");
+ sscanf(str, "%lf", &f); /* f = (double) 0x7fffffff; */
g = 10 * f;
i32 = ($xxx) g;
#include <stdio.h>
#include <sys/types.h>
#include <signal.h>
-$signal_t blech() { exit(7); }
-$signal_t blech_in_list() { exit(4); }
+$signal_t blech(s) int s; { exit(7); }
+$signal_t blech_in_list(s) int s; { exit(4); }
unsigned long dummy_long(p) unsigned long p; { return p; }
unsigned int dummy_int(p) unsigned int p; { return p; }
unsigned short dummy_short(p) unsigned short p; { return p; }
unsigned int aint;
unsigned short ashort;
int result = 0;
+ char str[16];
+
/* Frustrate gcc-2.7.2's optimizer which failed this test with
a direct f = -123. assignment. gcc-2.8.0 reportedly
optimized the whole file away
*/
- sscanf("-123.", "%lf", &f); /* f = -123.; */
+ /* Store the number in a writable string for gcc to pass to
+ sscanf under HP/UX.
+ */
+ sprintf(str, "-123");
+ sscanf(str, "%lf", &f); /* f = -123.; */
signal(SIGFPE, blech);
along = (unsigned long)f;
result |= 1;
if (ashort != (unsigned short)-123)
result |= 1;
- sscanf("1073741824.", "%lf", &f); /* f = (double)0x40000000; */
+ sprintf(str, "1073741824.");
+ sscanf(str, "%lf", &f); /* f = (double)0x40000000; */
f = f + f;
along = 0;
along = (unsigned long)f;
if (result)
exit(result);
signal(SIGFPE, blech_in_list);
- sscanf("123.", "%lf", &f); /* f = 123.; */
+ sprintf(str, "123.");
+ sscanf(str, "%lf", &f); /* f = 123.; */
along = dummy_long((unsigned long)f);
aint = dummy_int((unsigned int)f);
ashort = dummy_short((unsigned short)f);
$cat << EOM
On a few systems, the dynamically loaded modules that perl generates and uses
-will need a different extension then shared libs. The default will probably
+will need a different extension than shared libs. The default will probably
be appropriate.
EOM
set killpg d_killpg
eval $inlibc
+: see if lchown exists
+echo " "
+$cat > try.c <<'EOCP'
+/* System header to define __stub macros and hopefully few prototypes,
+ which can conflict with char lchown(); below. */
+#include <assert.h>
+/* Override any gcc2 internal prototype to avoid an error. */
+/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char lchown();
+int main() {
+ /* The GNU C library defines this for functions which it implements
+ to always fail with ENOSYS. Some functions are actually named
+ something starting with __ and the normal name is an alias. */
+#if defined (__stub_lchown) || defined (__stub___lchown)
+choke me
+#else
+lchown();
+#endif
+; return 0; }
+EOCP
+set try
+if eval $compile; then
+ $echo "lchown() found." >&4
+ val="$define"
+else
+ $echo "lchown() NOT found." >&4
+ val="$undef"
+fi
+set d_lchown
+eval $setvar
+
: see if link exists
set link d_link
eval $inlibc
}
EOCP
set try
- if eval $compile_ok; then
+ if eval $compile; then
longdblsize=`./try`
$echo " $longdblsize bytes." >&4
else
dflt='8'
echo " "
- echo "(I can't seem to compile the test program. Guessing...)"
+ 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"
set mkfifo d_mkfifo
eval $inlibc
-: see if mkstemp exists
-set mkstemp d_mkstemp
+: see if mknod exists
+set mknod d_mknod
eval $inlibc
: see if mktime exists
set d_pwcomment
eval $setvar
+ if $contains 'pw_gecos' $$.h >/dev/null 2>&1; then
+ val="$define"
+ else
+ val="$undef"
+ fi
+ set d_pwgecos
+ eval $setvar
+
$rm -f $$.h
;;
*)
set d_pwclass; eval $setvar
set d_pwexpire; eval $setvar
set d_pwcomment; eval $setvar
+ set d_pwgecos; eval $setvar
;;
esac
set d_sem
eval $setvar
+: see whether sys/sem.h defines union semun
+echo " "
+$cat > try.c <<'END'
+#include <sys/types.h>
+#include <sys/ipc.h>
+#include <sys/sem.h>
+int main () { union semun semun; semun.buf = 0; }
+END
+set try
+if eval $compile; then
+ echo "You have union semun in <sys/sem.h>." >&4
+ val="$define"
+else
+ echo "You do not have union semun in <sys/sem.h>." >&4
+ val="$undef"
+fi
+$rm -f try try.c
+set d_union_semun
+eval $setvar
+
+: see how to do semctl IPC_STAT
+case "$d_sem" in
+$define)
+ : see whether semctl IPC_STAT can use union semun
+ echo " "
+ $cat > try.c <<END
+#include <sys/types.h>
+#include <sys/ipc.h>
+#include <sys/sem.h>
+#include <sys/stat.h>
+#include <stdio.h>
+#include <errno.h>
+#ifndef errno
+extern int errno;
+#endif
+#$d_union_semun HAS_UNION_SEMUN
+int main() {
+ union semun
+#ifndef HAS_UNION_SEMUN
+ {
+ int val;
+ struct semid_ds *buf;
+ unsigned short *array;
+ }
+#endif
+ arg;
+ int sem, st;
+
+#if defined(IPC_PRIVATE) && defined(S_IRWXU) && defined(S_IRWXG) && defined(S_IRWXO) && defined(IPC_CREAT)
+ sem = semget(IPC_PRIVATE, 1, S_IRWXU|S_IRWXG|S_IRWXO|IPC_CREAT);
+ if (sem > -1) {
+ struct semid_ds argbuf;
+ arg.buf = &argbuf;
+# ifdef IPC_STAT
+ st = semctl(sem, 0, IPC_STAT, arg);
+ if (st == 0)
+ printf("semun\n");
+ else
+# endif /* IPC_STAT */
+ printf("semctl IPC_STAT failed: errno = %d\n", errno);
+# ifdef IPC_RMID
+ if (semctl(sem, 0, IPC_RMID, arg) != 0)
+# endif /* IPC_RMID */
+ printf("semctl IPC_RMID failed: errno = %d\n", errno);
+ } else
+#endif /* IPC_PRIVATE && ... */
+ printf("semget failed: errno = %d\n", errno);
+ return 0;
+}
+END
+ val="$undef"
+ set try
+ if eval $compile; then
+ xxx=`./try`
+ case "$xxx" in
+ semun) val="$define" ;;
+ esac
+ fi
+ $rm -f try try.c
+ set d_semctl_semun
+ eval $setvar
+ case "$d_semctl_semun" in
+ $define)
+ echo "You can use union semun for semctl IPC_STAT." >&4
+ also='also'
+ ;;
+ *) echo "You cannot use union semun for semctl IPC_STAT." >&4
+ also=''
+ ;;
+ esac
+
+ : see whether semctl IPC_STAT can use struct semid_ds pointer
+ $cat > try.c <<'END'
+#include <sys/types.h>
+#include <sys/ipc.h>
+#include <sys/sem.h>
+#include <sys/stat.h>
+#include <stdio.h>
+#include <errno.h>
+#ifndef errno
+extern int errno;
+#endif
+int main() {
+ struct semid_ds arg;
+ int sem, st;
+
+#if defined(IPC_PRIVATE) && defined(S_IRWXU) && defined(S_IRWXG) && defined(S_IRWXO) && defined(IPC_CREAT)
+ sem = semget(IPC_PRIVATE, 1, S_IRWXU|S_IRWXG|S_IRWXO|IPC_CREAT);
+ if (sem > -1) {
+# ifdef IPC_STAT
+ st = semctl(sem, 0, IPC_STAT, &arg);
+ if (st == 0)
+ printf("semid_ds\n");
+ else
+# endif /* IPC_STAT */
+ printf("semctl IPC_STAT failed: errno = %d\n", errno);
+# ifdef IPC_RMID
+ if (semctl(sem, 0, IPC_RMID, &arg) != 0)
+# endif /* IPC_RMID */
+ printf("semctl IPC_RMID failed: errno = %d\n", errno);
+ } else
+#endif /* IPC_PRIVATE && ... */
+ printf("semget failed: errno = %d\n", errno);
+
+ return 0;
+}
+END
+ val="$undef"
+ set try
+ if eval $compile; then
+ xxx=`./try`
+ case "$xxx" in
+ semid_ds) val="$define" ;;
+ esac
+ fi
+ $rm -f try try.c
+ set d_semctl_semid_ds
+ eval $setvar
+ case "$d_semctl_semid_ds" in
+ $define)
+ echo "You can $also use struct semid_ds * for semctl IPC_STAT." >&4
+ ;;
+ *) echo "You cannot use struct semid_ds * for semctl IPC_STAT." >&4
+ ;;
+ esac
+ ;;
+*) val="$undef"
+
+ # We do not have the full sem*(2) library, so assume we can not
+ # use either.
+
+ set d_semctl_semun
+ eval $setvar
+
+ set d_semctl_semid_ds
+ eval $setvar
+ ;;
+esac
+
: see if setegid exists
set setegid d_setegid
eval $inlibc
for inc in $inclist; do
echo "#include <$inc>" >>temp.c;
done;
+ echo "#ifdef $type" >> temp.c;
+ echo "printf(\"We have $type\");" >> temp.c;
+ echo "#endif" >> temp.c;
$cppstdin $cppflags $cppminus < temp.c >temp.E 2>/dev/null;
if $contains $type temp.E >/dev/null 2>&1; then
eval "$var=\$type";
for inc in $inclist; do
echo "#include <$inc>" >>temp.c;
done;
+ echo "#ifdef $type" >> temp.c;
+ echo "printf(\"We have $type\");" >> temp.c;
+ echo "#endif" >> temp.c;
$cppstdin $cppflags $cppminus < temp.c >temp.E 2>/dev/null;
echo " " ;
echo "$rp" | $sed -e "s/What is/Looking for/" -e "s/?/./";
set try
if eval $compile_ok; then
doublesize=`./try`
- $echo $doublesize >&4
+ $echo " $doublesize bytes." >&4
else
dflt='8'
echo "(I can't seem to compile the test program. Guessing...)"
*) groupstype="$gidtype";;
esac
+: see what type is used for devices
+rp="What is the type used for device numbers on this system?"
+set dev_t devtype long stdio.h sys/types.h
+eval $typedef_ask
+
: see what type lseek is declared as in the kernel
rp="What is the type used for lseek's offset on this system?"
set off_t lseektype long stdio.h sys/types.h
set mode_t modetype int stdio.h sys/types.h
eval $typedef_ask
-: Cruising for prototypes
-echo " "
-echo "Checking out function prototypes..." >&4
-$cat >prototype.c <<'EOCP'
-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"
-else
- echo "Your C compiler doesn't seem to understand function prototypes."
- val="$undef"
-fi
-set prototype
-eval $setvar
-$rm -f prototype*
-
: define a fucntion to check prototypes
$cat > protochk <<EOSH
$startsh
: If we are using the old config.sh, known_extensions may contain
: old or inaccurate or duplicate values.
known_extensions=''
+nonxs_extensions=''
: We do not use find because it might not be available.
: We do not just use MANIFEST because the user may have dropped
: some additional extensions into the source tree and expect them
else
if $test -d $xxx; then
cd $xxx
+ zzz=$known_extensions
for yyy in * ; do
if $test -f $yyy/$yyy.xs; then
known_extensions="$known_extensions $xxx/$yyy"
fi
done
cd ..
+ if $test "$zzz" = "$known_extensions"; then
+ if $test -f $xxx/Makefile.PL; then
+ known_extensions="$known_extensions $xxx"
+ nonxs_extensions="$nonxs_extensions $xxx"
+ fi
+ fi
fi
fi
;;
esac
done
+set X $nonxs_extensions
+shift
+nonxs_extensions="$*"
set X $known_extensions
shift
known_extensions="$*"
true|$define|y) avail_ext="$avail_ext $xxx" ;;
esac
;;
- *) avail_ext="$avail_ext $xxx"
+ *)
+ case " $nonxs_extensions " in
+ *" $xxx "*) ;;
+ *) avail_ext="$avail_ext $xxx" ;;
+ esac
;;
esac
done
shift
avail_ext="$*"
+: Now see which nonxs extensions are supported on this system.
+nonxs_ext=''
+for xxx in $nonxs_extensions ; do
+ case "$xxx" in
+ *) nonxs_ext="$nonxs_ext $xxx"
+ ;;
+ esac
+done
+
+set X $nonxs_ext
+shift
+nonxs_ext="$*"
+
case $usedl in
$define)
$cat <<EOM
# Perhaps we are reusing an old out-of-date config.sh.
case "$hint" in
previous)
- if test X"$dynamic_ext" != X$"avail_ext"; then
+ if test X"$dynamic_ext" != X"$avail_ext"; then
$cat <<EOM
NOTICE: Your previous config.sh list may be incorrect.
The extensions now available to you are
esac
;;
esac
+ : Exclude those that are not xs extensions
case "$dflt" in
'') dflt=none;;
esac
: Exclude those already listed in dynamic linking
dflt=''
for xxx in $avail_ext; do
- case " $dynamic_ext " in
+ case " $dynamic_ext $nonxs_ext " in
*" $xxx "*) ;;
*) dflt="$dflt $xxx" ;;
esac
# Perhaps we are reusing an old out-of-date config.sh.
case "$hint" in
previous)
- if test X"$static_ext" != X$"avail_ext"; then
+ if test X"$static_ext" != X"$avail_ext"; then
$cat <<EOM
NOTICE: Your previous config.sh list may be incorrect.
The extensions now available to you are
echo " "
echo "Stripping down executable paths..." >&4
for file in $loclist $trylist; do
- eval $file="\$file"
+ if test X$file != Xln -a X$file != Xar -o X$osname != Xos2; then
+ eval $file="\$file"
+ fi
done
;;
esac
_o='$_o'
afs='$afs'
alignbytes='$alignbytes'
+ansi2knr='$ansi2knr'
aphostname='$aphostname'
ar='$ar'
archlib='$archlib'
d_inetaton='$d_inetaton'
d_isascii='$d_isascii'
d_killpg='$d_killpg'
+d_lchown='$d_lchown'
d_link='$d_link'
d_locconv='$d_locconv'
d_lockf='$d_lockf'
d_memset='$d_memset'
d_mkdir='$d_mkdir'
d_mkfifo='$d_mkfifo'
-d_mkstemp='$d_mkstemp'
+d_mknod='$d_mknod'
d_mktime='$d_mktime'
d_msg='$d_msg'
d_msgctl='$d_msgctl'
d_pwclass='$d_pwclass'
d_pwcomment='$d_pwcomment'
d_pwexpire='$d_pwexpire'
+d_pwgecos='$d_pwgecos'
d_pwquota='$d_pwquota'
d_readdir='$d_readdir'
d_readlink='$d_readlink'
d_select='$d_select'
d_sem='$d_sem'
d_semctl='$d_semctl'
+d_semctl_semid_ds='$d_semctl_semid_ds'
+d_semctl_semun='$d_semctl_semun'
d_semget='$d_semget'
d_semop='$d_semop'
d_setegid='$d_setegid'
d_tzname='$d_tzname'
d_umask='$d_umask'
d_uname='$d_uname'
+d_union_semun='$d_union_semun'
d_vfork='$d_vfork'
d_void_closedir='$d_void_closedir'
d_voidsig='$d_voidsig'
db_hashtype='$db_hashtype'
db_prefixtype='$db_prefixtype'
defvoidused='$defvoidused'
+devtype='$devtype'
direntrytype='$direntrytype'
dlext='$dlext'
dlsrc='$dlsrc'
perl='$perl'
perladmin='$perladmin'
perlpath='$perlpath'
+nonxs_ext='$nonxs_ext'
pg='$pg'
phostname='$phostname'
pidtype='$pidtype'
zip='$zip'
EOT
+: Add in command line options if available
+$test -f UU/cmdline.opt && $cat UU/cmdline.opt >> config.sh
+
: add special variables
$test -f $src/patchlevel.h && \
awk '/^#define/ {printf "%s=%s\n",$2,$3}' $src/patchlevel.h >>config.sh