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Diffstat (limited to 'hints/aix.sh')
| -rw-r--r-- | hints/aix.sh | 518 |
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diff --git a/hints/aix.sh b/hints/aix.sh new file mode 100644 index 0000000000..09ca0a4b57 --- /dev/null +++ b/hints/aix.sh @@ -0,0 +1,518 @@ +# hints/aix.sh +# AIX 3.x.x hints thanks to Wayne Scott <wscott@ichips.intel.com> +# AIX 4.1 hints thanks to Christopher Chan-Nui <channui@austin.ibm.com>. +# AIX 4.1 pthreading by Christopher Chan-Nui <channui@austin.ibm.com> and +# 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> + +# +# Contact dfavor@corridor.com for any of the following: +# +# - AIX 43x and above support +# - gcc + threads support +# - socks support +# +# Apr 99 changes: +# +# - use nm in AIX 43x and above +# - gcc + threads now builds +# [(added support for socks) Jul 99 SOCKS support rewritten] +# +# Notes: +# +# - shared libperl support is tricky. if ever libperl.a ends up +# in /usr/local/lib/* it can override any subsequent builds of +# that same perl release. to make sure you know where the shared +# libperl.a is coming from do a 'dump -Hv perl' and check all the +# library search paths in the loader header. +# +# it would be nice to warn the user if a libperl.a exists that is +# going to override the current build, but that would be complex. +# +# better yet, a solid fix for this situation should be developed. +# + +# Configure finds setrgid and setruid, but they're useless. The man +# pages state: +# setrgid: The EPERM error code is always returned. +# setruid: The EPERM error code is always returned. Processes cannot +# reset only their real user IDs. +d_setrgid='undef' +d_setruid='undef' + +alignbytes=8 + +case "$usemymalloc" in +'') usemymalloc='n' ;; +esac + +# Intuiting the existence of system calls under AIX is difficult, +# at best; the safest technique is to find them empirically. + +# AIX 4.3.* and above default to using nm for symbol extraction +case "$osvers" in + 3.*|4.1.*|4.2.*) + case "$usenm" in + '') usenm='undef' + esac + case "$usenativedlopen" in + '') usenativedlopen='false' + esac + ;; + *) + case "$usenm" in + '') usenm='true' + esac + case "$usenativedlopen" in + '') usenativedlopen='true' + esac + ;; +esac + +so="a" +# AIX itself uses .o (libc.o) but we prefer compatibility +# with the rest of the world and with rest of the scripting +# languages (Tcl, Python) and related systems (SWIG). +# Stephanie Beals <bealzy@us.ibm.com> +dlext="so" + +# Take possible hint from the environment. If 32-bit is set in the +# environment, we can override it later. If set for 64, the +# 'sizeof' test sees a native 64-bit architecture and never looks back. +case "$OBJECT_MODE" in +32) + cat >&4 <<EOF + +You have OBJECT_MODE=32 set in the environment. +I take this as a hint you do not want to +build for a 64-bit address space. You will be +given the opportunity to change this later. +EOF + ;; +64) + cat >&4 <<EOF + +You have OBJECT_MODE=64 set in the environment. +This forces a full 64-bit build. If that is +not what you intended, please terminate this +program, unset it and restart. +EOF + ;; +*) ;; +esac + +# Trying to set this breaks the POSIX.c compilation + +# Make setsockopt work correctly. See man page. +# ccflags='-D_BSD=44' + +# uname -m output is too specific and not appropriate here +case "$archname" in +'') archname="$osname" ;; +esac + +cc=${cc:-cc} + +case "$osvers" in +3*) d_fchmod=undef + ccflags="$ccflags -D_ALL_SOURCE" + ;; +*) # These hints at least work for 4.x, possibly other systems too. + ccflags="$ccflags -D_ALL_SOURCE -D_ANSI_C_SOURCE -D_POSIX_SOURCE" + case "$cc" in + *gcc*) ;; + *) ccflags="$ccflags -qmaxmem=16384 -qnoansialias" ;; + esac + nm_opt='-B' + ;; +esac + +# These functions don't work like Perl expects them to. +d_setregid='undef' +d_setreuid='undef' + +# Changes for dynamic linking by Wayne Scott <wscott@ichips.intel.com> +# +# Tell perl which symbols to export for dynamic linking. +cccdlflags='none' # All AIX code is position independent +cc_type=xlc +case "$cc" in +*gcc*) + 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 "$ldlibpthname" in +'') ldlibpthname=LIBPATH ;; +esac + +# The first 3 options would not be needed if dynamic libs. could be linked +# with the compiler instead of ld. +# -bI:$(PERL_INC)/perl.exp Read the exported symbols from the perl binary +# -bE:$(BASEEXT).exp Export these symbols. This file contains only one +# symbol: boot_$(EXP) can it be auto-generated? +case "$osvers" in +3*) + lddlflags="$lddlflags -H512 -T512 -bhalt:4 -bM:SRE -bI:\$(PERL_INC)/perl.exp -bE:\$(BASEEXT).exp -e _nostart -lc" + ;; +*) + lddlflags="$lddlflags -bhalt:4 -bM:SRE -bI:\$(PERL_INC)/perl.exp -bE:\$(BASEEXT).exp -bnoentry -lc" + ;; +esac +# AIX 4.2 (using latest patchlevels on 20001130) has a broken bind +# library (getprotobyname and getprotobynumber are outversioned by +# the same calls in libc, at least for xlc version 3... +case "`oslevel`" in + 4.2.1.*) + case "$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="$*" + ;; + esac + ;; + esac + +# This script UU/usethreads.cbu will get 'called-back' by Configure +# after it has prompted the user for whether to use threads. +cat > UU/usethreads.cbu <<'EOCBU' +case "$usethreads" in +$define|true|[yY]*) + ccflags="$ccflags -DNEED_PTHREAD_INIT" + case "$cc" in + *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." + # xlc_r has been known to produce buggy code in AIX 4.3.2. + # (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 '$cc') +*** Cannot continue, aborting. +EOM + exit 1 + ;; + esac + + # c_rify libswanted. + set `echo X "$libswanted "| sed -e 's/ \([cC]\) / \1_r /g'` + shift + libswanted="$*" + # c_rify lddlflags. + set `echo X "$lddlflags "| sed -e 's/ \(-l[cC]\) / \1_r /g'` + shift + lddlflags="$*" + + # Insert pthreads to libswanted, before any libc or libC. + set `echo X "$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/ \(-l[cC]_r\) / -lpthreads \1 /'` + shift + lddlflags="$*" + + ;; +esac +EOCBU + +# This script UU/uselargefiles.cbu will get 'called-back' by Configure +# after it has prompted the user for whether to use large files. +cat > UU/uselargefiles.cbu <<'EOCBU' +case "$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). + # (nothing strange shows up in $ldflags even in hexdump; + # so it may be something (a bug) in the shell, instead?) + # Try it out: just uncomment the below line and rerun Configure: +# echo >&4 "AIX 4.3.1.0 $ldflags_uselargefiles mystery" ; exit 1 + # Just don't ask me how AIX does it, I spent hours wondering. + # 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 $ccflags_uselargefiles" + ldflags="$ldflags $ldflags_uselargefiles" + libswanted="$libswanted $libswanted_uselargefiles" + ;; + esac + case "$gccversion" in + '') ;; + *) # 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 $lddlflags)" + ;; + esac + ;; +esac +EOCBU + +# This script UU/use64bitint.cbu will get 'called-back' by Configure +# after it has prompted the user for whether to use 64 bit integers. +cat > UU/use64bitint.cbu <<'EOCBU' +case "$use64bitint" in +$define|true|[yY]*) + case "`oslevel`" in + 3.*|4.[012].*) + cat >&4 <<EOM +AIX `oslevel` does not support 64-bit interfaces. +You should upgrade to at least AIX 4.3. +EOM + exit 1 + ;; + esac + ;; +esac +EOCBU + +cat > UU/use64bitall.cbu <<'EOCBU' +# This script UU/use64bitall.cbu will get 'called-back' by Configure +# after it has prompted the user for whether to be maximally 64-bitty. +case "$use64bitall" in +$define|true|[yY]*) + case "`oslevel`" in + 3.*|4.[012].*) + cat >&4 <<EOM +AIX `oslevel` does not support 64-bit interfaces. +You should upgrade to at least AIX 4.3. +EOM + exit 1 + ;; + esac + echo " " + echo "Checking the CPU width of your hardware..." >&4 + $cat >size.c <<EOCP +#include <stdio.h> +#include <sys/systemcfg.h> +int main (void) +{ + printf("%d\n",_system_configuration.width); + return(0); +} +EOCP + set size + if eval $compile_ok; then + qacpuwidth=`./size` + echo "You are running on $qacpuwidth bit hardware." + else + dflt="32" + echo " " + echo "(I can't seem to compile the test program. Guessing...)" + rp="What is the width of your CPU (in bits)?" + . ./myread + qacpuwidth="$ans" + fi + $rm -f size.c size + case "$qacpuwidth" in + 32*) + cat >&4 <<EOM +Bzzzt! At present, you can only perform a +full 64-bit build on a 64-bit machine. +EOM + exit 1 + ;; + esac + qacflags="`getconf XBS5_LP64_OFF64_CFLAGS 2>/dev/null`" + qaldflags="`getconf XBS5_LP64_OFF64_LDFLAGS 2>/dev/null`" + # See jhi's comments above regarding this re-eval. I've + # seen similar weirdness in the form of: + # +# 1506-173 (W) Option lm is not valid. Enter xlc for list of valid options. + # + # error messages from 'cc -E' invocation. Again, the offending + # string is simply not detectable by any means. Since it doesn't + # do any harm, I didn't pursue it. -- sh + qaldflags="`echo $qaldflags`" + qalibs="`getconf XBS5_LP64_OFF64_LIBS 2>/dev/null|sed -e 's@^-l@@' -e 's@ -l@ @g`" + # -q32 and -b32 may have been set by uselargefiles or user. + # Remove them. + ccflags="`echo $ccflags | sed -e 's@-q32@@'`" + ldflags="`echo $ldflags | sed -e 's@-b32@@'`" + # Tell archiver to use large format. Unless we remove 'ar' + # from 'trylist', the Configure script will just reset it to 'ar' + # immediately prior to writing config.sh. This took me hours + # to figure out. + trylist="`echo $trylist | sed -e 's@^ar @@' -e 's@ ar @ @g' -e 's@ ar$@@'`" + ar="ar -X64" + nm_opt="-X64 $nm_opt" + # Note: Placing the 'qacflags' variable into the 'ldflags' string + # is NOT a typo. ldflags is passed to the C compiler for final + # linking, and it wants -q64 (-b64 is for ld only!). + case "$qacflags$qaldflags$qalibs" in + '');; + *) ccflags="$ccflags $qacflags" + ldflags="$ldflags $qacflags" + lddlflags="$qaldflags $lddlflags" + libswanted="$libswanted $qalibs" + ;; + esac + case "$ccflags" in + *-DUSE_64_BIT_ALL*) ;; + *) ccflags="$ccflags -DUSE_64_BIT_ALL";; + esac + case "$archname64" in + ''|64*) archname64=64all ;; + esac + longsize="8" + qacflags='' + qaldflags='' + qalibs='' + qacpuwidth='' + ;; +esac +EOCBU + +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 + +# EOF |