X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=hints%2Faix.sh;h=fec963b8f80f000380a31dca77c8ade7b26d5c20;hb=5df59fb6a00631e53c12c105628822fb0f102119;hp=d5ce75529d25bbf120acc7c10ceb0b6f8e59119b;hpb=bbc711f90ce9892bd87879f2349f97d5af48573c;p=p5sagit%2Fp5-mst-13.2.git diff --git a/hints/aix.sh b/hints/aix.sh index d5ce755..fec963b 100644 --- a/hints/aix.sh +++ b/hints/aix.sh @@ -2,7 +2,7 @@ # AIX 3.x.x hints thanks to Wayne Scott # AIX 4.1 hints thanks to Christopher Chan-Nui . # AIX 4.1 pthreading by Christopher Chan-Nui and -# Jarkko Hietaniemi . +# Jarkko Hietaniemi . # Merged on Mon Feb 6 10:22:35 EST 1995 by # Andy Dougherty @@ -17,7 +17,7 @@ # # - use nm in AIX 43x and above # - gcc + threads now builds -# - added support for socks, when Dccflags=-DSOCKS specified +# [(added support for socks) Jul 99 SOCKS support rewritten] # # Notes: # @@ -37,13 +37,15 @@ # 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. +# reset only their real user IDs. d_setrgid='undef' d_setruid='undef' alignbytes=8 -usemymalloc='n' +case "$usemymalloc" in +'') usemymalloc='n' ;; +esac # Intuiting the existence of system calls under AIX is difficult, # at best; the safest technique is to find them empirically. @@ -59,6 +61,10 @@ case "$osvers" in 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 dlext="so" # Trying to set this breaks the POSIX.c compilation @@ -71,6 +77,8 @@ case "$archname" in '') archname="$osname" ;; esac +cc=${cc:-cc} + case "$osvers" in 3*) d_fchmod=undef ccflags="$ccflags -D_ALL_SOURCE" @@ -79,7 +87,7 @@ case "$osvers" in ccflags="$ccflags -D_ALL_SOURCE -D_ANSI_C_SOURCE -D_POSIX_SOURCE" case "$cc" in *gcc*) ;; - *) ccflags="$ccflags -qmaxmem=8192" ;; + *) ccflags="$ccflags -qmaxmem=16384" ;; esac nm_opt='-B' ;; @@ -93,137 +101,170 @@ d_setreuid='undef' # # Tell perl which symbols to export for dynamic linking. case "$cc" in -*gcc*) ccdlflags='-Xlinker -bE:perl.exp' ;; -*) ccdlflags='-bE:perl.exp' ;; +*gcc*) ccdlflags='-Xlinker' ;; +esac +# the required -bE:$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? +# -bE:$(BASEEXT).exp Export these symbols. This file contains only one +# symbol: boot_$(EXP) can it be auto-generated? case "$osvers" in 3*) - lddlflags='-H512 -T512 -bhalt:4 -bM:SRE -bI:$(PERL_INC)/perl.exp -bE:$(BASEEXT).exp -e _nostart' + lddlflags="$lddlflags -H512 -T512 -bhalt:4 -bM:SRE -bI:\$(PERL_INC)/perl.exp -bE:\$(BASEEXT).exp -e _nostart -lc" ;; *) - lddlflags='-bhalt:4 -bM:SRE -bI:$(PERL_INC)/perl.exp -bE:$(BASEEXT).exp -b noentry' + lddlflags="$lddlflags -bhalt:4 -bM:SRE -bI:\$(PERL_INC)/perl.exp -bE:\$(BASEEXT).exp -b noentry -lc" ;; esac -# -# if $ccflags contains -DSOCKS, then add socks library support. -# -# SOCKS support also requires each source module with socket support -# add the following lines directly after the #include : -# -# #ifdef SOCKS -# #include -# #endif -# -# It is expected that libsocks.a resides in /usr/local/lib and that -# socks.h resides in /usr/local/include. If these files live some -# different place then modify -# - -for arg in $ccflags ; do - - if [ "$arg" = "-DSOCKS" ] ; then - - sockslib=socks5 - incpath=/usr/local/include - libpath=/usr/local/lib - - echo >&4 "SOCKS using $incpath/socks.h and $libpath/lib${sockslib}.a" - echo >&4 "SOCKS requires source modifications. #include must change to:" - echo >&4 - echo >&4 " #include " - echo >&4 " #ifdef SOCKS" - echo >&4 " #include " - echo >&4 " #endif" - echo >&4 - echo >&4 "in some or all of the following files:" - echo >&4 - - for arg in `find . \( -name '*.c' -o -name '*.xs' -o -name '*.h' \) \ - -exec egrep -l '#.*include.*socket\.h' {} \; | \ - egrep -v "win32|vms|t/lib|Socket.c` ; do - echo >&4 " $arg" - done - - echo >&4 - - lddlflags="$lddlflags -l$sockslib" - - # setting $libs here breaks the optional libraries search - # for some reason, so use $libswanted instead - #libs="$libs -lsocks5" - - libswanted="$libswanted $sockslib" - - # - # path for include file - # - - locincpth="$locincpath /usr/local/include" - - # - # path for library not needed, if in /usr/local/lib as that - # directory is already searched. - # - - #loclibpth="$loclibpath /usr/local/lib" - - break - - fi - -done - -lddllibc="-lc" - # This script UU/usethreads.cbu will get 'called-back' by Configure # after it has prompted the user for whether to use threads. cat > UU/usethreads.cbu <<'EOCBU' case "$usethreads" in $define|true|[yY]*) - ccflags="$ccflags -DNEED_PTHREAD_INIT" - case "$cc" in - gcc) ;; - cc_r) ;; - cc|xlc_r) + ccflags="$ccflags -DNEED_PTHREAD_INIT" + case "$cc" in + gcc) ;; + cc_r) ;; + cc|xl[cC]_r) echo >&4 "Switching cc to cc_r because of POSIX threads." # xlc_r has been known to produce buggy code in AIX 4.3.2. - # (e.g. pragma/overload core dumps) + # (e.g. pragma/overload core dumps) Let's suspect xlC_r, too. # --jhi@iki.fi cc=cc_r - ;; - '') + if test ! -e /bin/cc_r; then + cat >&4 <&4 <&4 < UU/uselfs.cbu <<'EOCBU' +case "$uselargefiles" in +$define|true|[yY]*) + lfcflags="`getconf XBS5_ILP32_OFFBIG_CFLAGS 2>/dev/null`" + lfldflags="`getconf XBS5_ILP32_OFFBIG_LDFLAGS 2>/dev/null`" + # _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 in the shell, instead?) + # Try it out: just uncomment the below line and rerun Configure: +# echo >&4 "AIX 4.3.1.0 $lfldflags mystery" ; exit 1 + # Just don't ask me how AIX does it, I spent hours wondering. + # Therefore the line re-evaluating lfldflags: it seems to fix + # the whatever it was that AIX managed to break. --jhi + lfldflags="`echo $lfldflags`" + lflibs="`getconf XBS5_ILP32_OFFBIG_LIBS 2>/dev/null|sed -e 's@^-l@@' -e 's@ -l@ @g`" + case "$lfcflags$lfldflags$lflibs" in + '');; + *) ccflags="$ccflags $lfcflags" + ldflags="$ldflags $ldldflags" + libswanted="$libswanted $lflibs" + ;; + esac + lfcflags='' + lfldflags='' + lflibs='' ;; esac +EOCBU -lddlflags="$lddlflags $lddllibc" +# This script UU/use64bits.cbu will get 'called-back' by Configure +# after it has prompted the user for whether to use 64 bits. +cat > UU/use64bits.cbu <<'EOCBU' +case "$use64bits" in +$define|true|[yY]*) + case "`oslevel`" in + 3.*|4.[012].*) + cat >&4 < UU/uselongdouble.cbu <<'EOCBU' +case "$uselongdouble" in +$define|true|[yY]*) + ccflags="$ccflags -qlongdouble" + # The explicit cc128, xlc128, xlC128 are not needed, + # the -qlongdouble should do the trick. --jhi + ;; +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