# Jarkko Hietaniemi <jhi@iki.fi>.
# AIX 4.3.x LP64 build by Steven Hirsch <hirschs@btv.ibm.com>
# Merged on Mon Feb 6 10:22:35 EST 1995 by
-# Andy Dougherty <doughera@lafcol.lafayette.edu>
+# Andy Dougherty <doughera@lafayette.edu>
#
# Contact dfavor@corridor.com for any of the following:
# Intuiting the existence of system calls under AIX is difficult,
# at best; the safest technique is to find them empirically.
-# AIX 4.3.* and above default to using nm for symbol extraction
+# AIX 4.3.* and above default to letting Configure test if nm
+# extraction will work.
case "$osvers" in
3.*|4.1.*|4.2.*)
- usenm='undef'
+ case "$usenm" in
+ '') usenm='undef'
+ esac
+ case "$usenativedlopen" in
+ '') usenativedlopen='false'
+ esac
;;
*)
- usenm='true'
+ case "$usenativedlopen" in
+ '') usenativedlopen='true'
+ esac
;;
esac
ccflags="$ccflags -D_ALL_SOURCE -D_ANSI_C_SOURCE -D_POSIX_SOURCE"
case "$cc" in
*gcc*) ;;
- *) ccflags="$ccflags -qmaxmem=16384" ;;
+ *) ccflags="$ccflags -qmaxmem=16384 -qnoansialias" ;;
esac
nm_opt='-B'
;;
# Changes for dynamic linking by Wayne Scott <wscott@ichips.intel.com>
#
# Tell perl which symbols to export for dynamic linking.
+cccdlflags='none' # All AIX code is position independent
+cc_type=xlc
case "$cc" in
-*gcc*) ccdlflags='-Xlinker' ;;
+*gcc*)
+ cc_type=gcc
+ ccdlflags='-Xlinker'
+ if [ "X$gccversion" = "X" ]; then
+ # Done too late in Configure if hinted
+ gccversion=`$cc --version | sed 's/.*(GCC) *//`
+ fi
+ ;;
+*) ccversion=`lslpp -L | grep 'C for AIX Compiler$' | grep -v '\.msg\.[A-Za-z_]*\.' | awk '{print $2}'`
+ case "$ccversion" in
+ '') ccversion=`lslpp -L | grep 'IBM C and C++ Compilers LUM$' | awk '{print $2}'`
+ ;;
+ *.*.*.*.*.*.*) # Ahhrgg, more than one C compiler installed
+ first_cc_path=`which ${cc:-cc}`
+ case "$first_cc_path" in
+ *vac*)
+ cc_type=vac ;;
+ /usr/bin/cc) # Check the symlink
+ if [ -h $first_cc_path ] ; then
+ ls -l $first_cc_path > reflect
+ if grep -i vac reflect >/dev/null 2>&1 ; then
+ cc_type=vac
+ fi
+ rm -f reflect
+ fi
+ ;;
+ esac
+ ccversion=`lslpp -L | grep 'C for AIX Compiler$' | grep -i $cc_type | awk '{print $2}' | head -1`
+ ;;
+ esac
+ case "$ccversion" in
+ 3.6.6.0)
+ optimize='none'
+ ;;
+ 4.4.0.0|4.4.0.1|4.4.0.2)
+ cat >&4 <<EOF
+***
+*** This C compiler ($ccversion) is outdated.
+***
+*** Please upgrade to at least 4.4.0.3.
+***
+EOF
+ ;;
+ 5.0.0.0)
+ cat >&4 <<EOF
+***
+*** This C compiler ($ccversion) is known to have too many optimizer
+*** bugs to compile a working Perl.
+***
+*** Consider upgrading your C compiler, or getting the GNU cc (gcc).
+***
+*** Cannot continue, aborting.
+EOF
+ exit 1
+ ;;
+ 5.0.1.0)
+ cat >&4 <<EOF
+***
+*** This C compiler ($ccversion) is known to have optimizer problems
+*** when compiling regcomp.c.
+***
+*** Disabling optimization for that file but consider upgrading
+*** your C compiler.
+***
+EOF
+regcomp_cflags='optimize='
+ ;;
+ esac
esac
# the required -bE:$installarchlib/CORE/perl.exp is added by
# libperl.U (Configure) later.
+case "$cc" in
+*gcc*) ;;
+cc*|xlc*) # cc should've been set by line 116 or so if empty.
+ if test ! -x /usr/bin/$cc -a -x /usr/vac/bin/$cc; then
+ case ":$PATH:" in
+ *:/usr/vac/bin:*) ;;
+ *) if test ! -x /QOpenSys/usr/bin/$cc; then
+ # The /QOpenSys/usr/bin/$cc saves us if we are
+ # building natively in OS/400 PASE.
+ cat >&4 <<EOF
+
+***
+*** You either implicitly or explicitly specified an IBM C compiler,
+*** but you do not seem to have one in /usr/bin, but you seem to have
+*** the VAC installed in /usr/vac, but you do not have the /usr/vac/bin
+*** in your PATH. I suggest adding that and retrying Configure.
+***
+EOF
+ exit 1
+ fi
+ ;;
+ esac
+ fi
+ ;;
+esac
+
case "$ldlibpthname" in
'') ldlibpthname=LIBPATH ;;
esac
lddlflags="$lddlflags -H512 -T512 -bhalt:4 -bM:SRE -bI:\$(PERL_INC)/perl.exp -bE:\$(BASEEXT).exp -e _nostart -lc"
;;
*)
- lddlflags="$lddlflags -bhalt:4 -bM:SRE -bI:\$(PERL_INC)/perl.exp -bE:\$(BASEEXT).exp -b noentry -lc"
+ lddlflags="$lddlflags -bhalt:4 -bM:SRE -bI:\$(PERL_INC)/perl.exp -bE:\$(BASEEXT).exp -bnoentry -lc"
;;
esac
+# AIX 4.2 (using latest patchlevels on 20001130) has a broken bind
+# library (getprotobyname and getprotobynumber are outversioned by
+# the same calls in libc, at least for xlc version 3...
+case "`oslevel`" in
+ 4.2.1.*)
+ case "$ccversion" in # Don't know if needed for gcc
+ 3.1.4.*|5.0.2.*) # libswanted "bind ... c ..." => "... c bind ..."
+ set `echo X "$libswanted "| sed -e 's/ bind\( .*\) \([cC]\) / \1 \2 bind /'`
+ shift
+ libswanted="$*"
+ ;;
+ esac
+ ;;
+ esac
# This script UU/usethreads.cbu will get 'called-back' by Configure
# after it has prompted the user for whether to use threads.
$define|true|[yY]*)
ccflags="$ccflags -DNEED_PTHREAD_INIT"
case "$cc" in
- gcc) ;;
+ *gcc*)
+echo "GCC $gccversion disabling some _r functions" >&4
+ case "$gccversion" in
+ 3*) d_drand48_r='undef'
+ d_endgrent_r='undef'
+ d_endpwent_r='undef'
+ d_getgrent_r='undef'
+ d_getpwent_r='undef'
+ d_random_r='undef'
+ d_srand48_r='undef'
+ d_strerror_r='undef'
+ ;;
+ esac
+ ;;
cc_r) ;;
cc|xl[cC]_r)
echo >&4 "Switching cc to cc_r because of POSIX threads."
# (e.g. pragma/overload core dumps) Let's suspect xlC_r, too.
# --jhi@iki.fi
cc=cc_r
+
+ case "`oslevel`" in
+ 4.2.1.*) i_crypt='undef' ;;
+ esac
;;
'')
cc=cc_r
;;
*)
cat >&4 <<EOM
-For pthreads you should use the AIX C compiler cc_r.
-(now your compiler was set to '$cc')
-Cannot continue, aborting.
+*** For pthreads you should use the AIX C compiler cc_r.
+*** (now your compiler was set to '$cc')
+*** Cannot continue, aborting.
EOM
exit 1
;;
lddlflags="$*"
# Insert pthreads to libswanted, before any libc or libC.
- set `echo X "$libswanted "| sed -e 's/ \([cC]\) / pthreads \1 /'`
+ set `echo X "$libswanted "| sed -e 's/ \([cC]_r\) / pthreads \1 /'`
shift
libswanted="$*"
# Insert pthreads to lddlflags, before any libc or libC.
- set `echo X "$lddlflags " | sed -e 's/ \(-l[cC]\) / -lpthreads \1 /'`
+ set `echo X "$lddlflags " | sed -e 's/ \(-l[cC]_r\) / -lpthreads \1 /'`
shift
lddlflags="$*"
cat > UU/uselargefiles.cbu <<'EOCBU'
case "$uselargefiles" in
''|$define|true|[yY]*)
+ # Configure should take care of use64bitint and use64bitall being
+ # defined before uselargefiles.cbu is consulted.
+ if test X"$use64bitint:$quadtype" = X"$define:long" -o X"$use64bitall" = Xdefine; then
+# Keep these at the left margin.
+ccflags_uselargefiles="`getconf XBS5_LP64_OFF64_CFLAGS 2>/dev/null`"
+ldflags_uselargefiles="`getconf XBS5_LP64_OFF64_LDFLAGS 2>/dev/null`"
+ else
# Keep these at the left margin.
ccflags_uselargefiles="`getconf XBS5_ILP32_OFFBIG_CFLAGS 2>/dev/null`"
ldflags_uselargefiles="`getconf XBS5_ILP32_OFFBIG_LDFLAGS 2>/dev/null`"
+ fi
# _Somehow_ in AIX 4.3.1.0 the above getconf call manages to
# insert(?) *something* to $ldflags so that later (in Configure) evaluating
# $ldflags causes a newline after the '-b64' (the result of the getconf).
# Therefore the line re-evaluating ldflags_uselargefiles: it seems to fix
# the whatever it was that AIX managed to break. --jhi
ldflags_uselargefiles="`echo $ldflags_uselargefiles`"
+ if test X"$use64bitint:$quadtype" = X"$define:long" -o X"$use64bitall" = Xdefine; then
+# Keep this at the left margin.
+libswanted_uselargefiles="`getconf XBS5_LP64_OFF64_LIBS 2>/dev/null|sed -e 's@^-l@@' -e 's@ -l@ @g`"
+ else
# Keep this at the left margin.
libswanted_uselargefiles="`getconf XBS5_ILP32_OFFBIG_LIBS 2>/dev/null|sed -e 's@^-l@@' -e 's@ -l@ @g`"
+ fi
case "$ccflags_uselargefiles$ldflags_uselargefiles$libs_uselargefiles" in
'');;
*) ccflags="$ccflags $ccflags_uselargefiles"
esac
case "$gccversion" in
'') ;;
- *)
- cat >&4 <<EOM
-
-*** Warning: gcc in AIX might not work with the largefile support of Perl
-*** (default since 5.6.0), this combination hasn't been tested.
-*** I will try, though.
-
-EOM
- # Remove xlc-spefific -qflags.
- ccflags="`echo $ccflags | sed -e 's@ -q[^ ]*@ @g' -e 's@^-q[^ ]* @@g'`"
- ldflags="`echo $ldflags | sed -e 's@ -q[^ ]*@ @g' -e 's@^-q[^ ]* @@g'`"
- echo >&4 "(using ccflags $ccflags)"
- echo >&4 "(using ldflags $ldflags)"
- ;;
+ *) # Remove xlc-spefific -qflags.
+ ccflags="`echo $ccflags | sed -e 's@ -q[^ ]*@ @g' -e 's@^-q[^ ]* @@g'`"
+ ldflags="`echo $ldflags | sed -e 's@ -q[^ ]*@ @g' -e 's@^-q[^ ]* @@g'`"
+ # Move xld-spefific -bflags.
+ ccflags="`echo $ccflags | sed -e 's@ -b@ -Wl,-b@g'`"
+ ldflags="`echo ' '$ldflags | sed -e 's@ -b@ -Wl,-b@g'`"
+ lddlflags="`echo ' '$lddlflags | sed -e 's@ -b@ -Wl,-b@g'`"
+ ld='gcc'
+ echo >&4 "(using ccflags $ccflags)"
+ echo >&4 "(using ldflags $ldflags)"
+ echo >&4 "(using lddlflags $lddlflags)"
+ ;;
esac
;;
esac
ar="ar -X64"
nm_opt="-X64 $nm_opt"
# Note: Placing the 'qacflags' variable into the 'ldflags' string
- # is NOT a typo. ldqalags is passed to the C compiler for final
+ # is NOT a typo. ldflags is passed to the C compiler for final
# linking, and it wants -q64 (-b64 is for ld only!).
case "$qacflags$qaldflags$qalibs" in
'');;
*) ccflags="$ccflags $qacflags"
ldflags="$ldflags $qacflags"
- lddqalags="$qaldflags $lddqalags"
+ lddlflags="$qaldflags $lddlflags"
libswanted="$libswanted $qalibs"
;;
esac
''|64*) archname64=64all ;;
esac
longsize="8"
- # Don't try backwards compatibility
- bincompat="$undef"
- d_bincompat5005="$undef"
qacflags=''
qaldflags=''
qalibs=''
esac
EOCBU
-cat > UU/uselongdouble.cbu <<'EOCBU'
-# This script UU/uselongdouble.cbu will get 'called-back' by Configure
-# after it has prompted the user for whether to use long doubles.
-case "$uselongdouble" in
-$define|true|[yY]*)
- ccflags="$ccflags -qlongdouble"
- # The explicit cc128, xlc128, xlC128 are not needed,
- # the -qlongdouble should do the trick. --jhi
- d_Gconvert='sprintf((b),"%.*llg",(n),(x))'
+if test $usenativedlopen = 'true'
+then
+ ccflags="$ccflags -DUSE_NATIVE_DLOPEN"
+ case "$cc" in
+ *gcc*) ldflags="$ldflags -Wl,-brtl" ;;
+ *) ldflags="$ldflags -brtl" ;;
+ esac
+else
+ case `oslevel` in
+ 4.2.*) ;; # libC_r has broke gettimeofday
+ *) # If the C++ libraries, libC and libC_r, are available we will
+ # prefer them over the vanilla libc, because the libC contain
+ # loadAndInit() and terminateAndUnload() which work correctly
+ # with C++ statics while libc load() and unload() do not. See
+ # ext/DynaLoader/dl_aix.xs. The C-to-C_r switch is done by
+ # usethreads.cbu, if needed.
+ if test -f /lib/libC.a -a X"`$cc -v 2>&1 | grep gcc`" = X; then
+ # Cify libswanted.
+ set `echo X "$libswanted "| sed -e 's/ c / C c /'`
+ shift
+ libswanted="$*"
+ # Cify lddlflags.
+ set `echo X "$lddlflags "| sed -e 's/ -lc / -lC -lc /'`
+ shift
+ lddlflags="$*"
+ fi
+ esac
+fi
+
+case "$PASE" in
+define)
+ case "$prefix" in
+ '') prefix=/QOpenSys/perl ;;
+ esac
+ cat >&4 <<EOF
+
+***
+*** You seem to be compiling in AIX for the OS/400 PASE environment.
+*** I'm not going to use the AIX bind, nsl, and possible util libraries, then.
+*** I'm also not going to install perl as /usr/bin/perl.
+*** Perl will be installed under $prefix.
+*** For instructions how to install this build from AIX to PASE,
+*** see the file README.os400. Accept the "aix" for the question
+*** about "Operating system name".
+***
+EOF
+ set `echo " $libswanted " | sed -e 's@ bind @ @' -e 's@ nsl @ @' -e 's@ util @ @'`
+ shift
+ libswanted="$*"
+ installusrbinperl="$undef"
+
+ # V5R1 doesn't have this (V5R2 does), without knowing
+ # which one we have it's safer to be pessimistic.
+ # Cwd will work fine even without fchdir(), but if
+ # V5R1 tries to use code compiled assuming fchdir(),
+ # lots of grief will issue forth from Cwd.
+ case "$d_fchdir" in
+ '') d_fchdir="$undef" ;;
+ esac
;;
esac
-EOCBU
-
-# If the C++ libraries, libC and libC_r, are available we will prefer them
-# over the vanilla libc, because the libC contain loadAndInit() and
-# terminateAndUnload() which work correctly with C++ statics while libc
-# load() and unload() do not. See ext/DynaLoader/dl_aix.xs.
-# The C-to-C_r switch is done by usethreads.cbu, if needed.
-if test -f /lib/libC.a -a X"`$cc -v 2>&1 | grep gcc`" = X; then
- # Cify libswanted.
- set `echo X "$libswanted "| sed -e 's/ c / C c /'`
- shift
- libswanted="$*"
- # Cify lddlflags.
- set `echo X "$lddlflags "| sed -e 's/ -lc / -lC -lc /'`
- shift
- lddlflags="$*"
-fi
# EOF