| 1 | # hints/aix.sh |
| 2 | # AIX 3.x.x hints thanks to Wayne Scott <wscott@ichips.intel.com> |
| 3 | # AIX 4.1 hints thanks to Christopher Chan-Nui <channui@austin.ibm.com>. |
| 4 | # AIX 4.1 pthreading by Christopher Chan-Nui <channui@austin.ibm.com> and |
| 5 | # Jarkko Hietaniemi <jhi@iki.fi>. |
| 6 | # Merged on Mon Feb 6 10:22:35 EST 1995 by |
| 7 | # Andy Dougherty <doughera@lafcol.lafayette.edu> |
| 8 | |
| 9 | |
| 10 | # Configure finds setrgid and setruid, but they're useless. The man |
| 11 | # pages state: |
| 12 | # setrgid: The EPERM error code is always returned. |
| 13 | # setruid: The EPERM error code is always returned. Processes cannot |
| 14 | # reset only their real user IDs. |
| 15 | d_setrgid='undef' |
| 16 | d_setruid='undef' |
| 17 | |
| 18 | alignbytes=8 |
| 19 | |
| 20 | case "$usemymalloc" in |
| 21 | '') usemymalloc='n' ;; |
| 22 | esac |
| 23 | |
| 24 | # Intuiting the existence of system calls under AIX is difficult, at best; |
| 25 | # the safest (and slowest...) technique is to find them empirically. |
| 26 | usenm='undef' |
| 27 | |
| 28 | so="a" |
| 29 | dlext="so" |
| 30 | |
| 31 | # Make setsockopt work correctly. See man page. |
| 32 | # ccflags='-D_BSD=44' |
| 33 | |
| 34 | # uname -m output is too specific and not appropriate here |
| 35 | case "$archname" in |
| 36 | '') archname="$osname" ;; |
| 37 | esac |
| 38 | |
| 39 | case "$osvers" in |
| 40 | 3*) d_fchmod=undef |
| 41 | ccflags="$ccflags -D_ALL_SOURCE" |
| 42 | ;; |
| 43 | *) # These hints at least work for 4.x, possibly other systems too. |
| 44 | ccflags="$ccflags -D_ALL_SOURCE -D_ANSI_C_SOURCE -D_POSIX_SOURCE" |
| 45 | case "$cc" in |
| 46 | *gcc*) ;; |
| 47 | *) ccflags="$ccflags -qmaxmem=8192" ;; |
| 48 | esac |
| 49 | nm_opt='-B' |
| 50 | ;; |
| 51 | esac |
| 52 | |
| 53 | # These functions don't work like Perl expects them to. |
| 54 | d_setregid='undef' |
| 55 | d_setreuid='undef' |
| 56 | |
| 57 | # Changes for dynamic linking by Wayne Scott <wscott@ichips.intel.com> |
| 58 | # |
| 59 | # Tell perl which symbols to export for dynamic linking. |
| 60 | case "$cc" in |
| 61 | *gcc*) ccdlflags='-Xlinker -bE:perl.exp' ;; |
| 62 | *) ccdlflags='-bE:perl.exp' ;; |
| 63 | esac |
| 64 | |
| 65 | # The first 3 options would not be needed if dynamic libs. could be linked |
| 66 | # with the compiler instead of ld. |
| 67 | # -bI:$(PERL_INC)/perl.exp Read the exported symbols from the perl binary |
| 68 | # -bE:$(BASEEXT).exp Export these symbols. This file contains only one |
| 69 | # symbol: boot_$(EXP) can it be auto-generated? |
| 70 | case "$osvers" in |
| 71 | 3*) |
| 72 | lddlflags='-H512 -T512 -bhalt:4 -bM:SRE -bI:$(PERL_INC)/perl.exp -bE:$(BASEEXT).exp -e _nostart -lc' |
| 73 | ;; |
| 74 | *) |
| 75 | lddlflags='-bhalt:4 -bM:SRE -bI:$(PERL_INC)/perl.exp -bE:$(BASEEXT).exp -b noentry -lc' |
| 76 | ;; |
| 77 | esac |
| 78 | |
| 79 | # This script UU/usethreads.cbu will get 'called-back' by Configure |
| 80 | # after it has prompted the user for whether to use threads. |
| 81 | cat > UU/usethreads.cbu <<'EOCBU' |
| 82 | case "$usethreads" in |
| 83 | $define|true|[yY]*) |
| 84 | ccflags="$ccflags -DNEED_PTHREAD_INIT" |
| 85 | case "$cc" in |
| 86 | xlc_r) ;; |
| 87 | cc) |
| 88 | echo >&4 "Switching cc to xlc_r because of POSIX threads." |
| 89 | cc=xlc_r |
| 90 | ;; |
| 91 | '' | cc_r) |
| 92 | cc=xlc_r |
| 93 | ;; |
| 94 | *) |
| 95 | cat >&4 <<EOM |
| 96 | For pthreads you should use the AIX C compiler xlc_r. |
| 97 | (now your compiler was '$cc') |
| 98 | Cannot continue, aborting. |
| 99 | EOM |
| 100 | exit 1 |
| 101 | ;; |
| 102 | esac |
| 103 | |
| 104 | # Add the POSIX threads library and the re-entrant libc. |
| 105 | |
| 106 | lddlflags=`echo $lddlflags | sed 's/ -lc$/ -lpthreads -lc_r -lc/'` |
| 107 | |
| 108 | # Add the c_r library to the list of wanted libraries. |
| 109 | # Make sure the c_r library is before the c library or |
| 110 | # make will fail. |
| 111 | set `echo X "$libswanted "| sed -e 's/ c / c_r c /'` |
| 112 | shift |
| 113 | libswanted="$*" |
| 114 | ;; |
| 115 | esac |
| 116 | EOCBU |