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: _71 & _04 - Make AIX hints preserve ccflags as per docs
[perl5.git] / hints / aix.sh
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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>.
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4# AIX 4.1 pthreading by Christopher Chan-Nui <channui@austin.ibm.com> and
5# Jarkko Hietaniemi <jhi@iki.fi>.
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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.
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15d_setrgid='undef'
16d_setruid='undef'
1aef975c 17
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18alignbytes=8
19
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20usemymalloc='n'
21
3c321fdc 22so="a"
23dlext="so"
24
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25# Make setsockopt work correctly. See man page.
26# ccflags='-D_BSD=44'
27
28# uname -m output is too specific and not appropriate here
29case "$archname" in
30'') archname="$osname" ;;
31esac
32
33case "$osvers" in
343*) d_fchmod=undef
fc2c2f48 35 ccflags="$ccflags -D_ALL_SOURCE"
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36 ;;
37*) # These hints at least work for 4.x, possibly other systems too.
fc2c2f48 38 ccflags="$ccflags -D_ALL_SOURCE -D_ANSI_C_SOURCE -D_POSIX_SOURCE"
80589958 39 case "$cc" in
40 *gcc*) ;;
fc2c2f48 41 *) ccflags="$ccflags -qmaxmem=8192" ;;
80589958 42 esac
1aef975c 43 nm_opt='-B'
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44 ;;
45esac
46
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47# These functions don't work like Perl expects them to.
48d_setregid='undef'
49d_setreuid='undef'
50
1aef975c 51# Changes for dynamic linking by Wayne Scott <wscott@ichips.intel.com>
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52#
53# Tell perl which symbols to export for dynamic linking.
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54case "$cc" in
55*gcc*) ccdlflags='-Xlinker -bE:perl.exp' ;;
56*) ccdlflags='-bE:perl.exp' ;;
57esac
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58
59# The first 3 options would not be needed if dynamic libs. could be linked
60# with the compiler instead of ld.
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61# -bI:$(PERL_INC)/perl.exp Read the exported symbols from the perl binary
62# -bE:$(BASEEXT).exp Export these symbols. This file contains only one
63# symbol: boot_$(EXP) can it be auto-generated?
c07a80fd 64case "$osvers" in
653*)
42793c05 66lddlflags='-H512 -T512 -bhalt:4 -bM:SRE -bI:$(PERL_INC)/perl.exp -bE:$(BASEEXT).exp -e _nostart -lc'
c07a80fd 67 ;;
68*)
491527d0 69lddlflags='-bhalt:4 -bM:SRE -bI:$(PERL_INC)/perl.exp -bE:$(BASEEXT).exp -b noentry -lc'
a0d0e21e 70
c07a80fd 71;;
72esac
52e1cb5e 73
e5c9fcd0 74if [ "X$usethreads" = "X$define" ]; then
fc2c2f48 75 ccflags="$ccflags -DNEED_PTHREAD_INIT"
52e1cb5e 76 case "$cc" in
0a5d5e8b 77 xlc_r | cc_r)
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78 ;;
79 cc | '')
ce637636 80 cc=xlc_r # Let us be stricter.
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81 ;;
82 *)
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83 cat >&4 <<EOM
84Unknown C compiler '$cc'.
85For pthreads you should use the AIX C compilers xlc_r or cc_r.
86Cannot continue, aborting.
87EOM
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88 exit 1
89 ;;
90 esac
91
ce637636 92 # Add the POSIX threads library and the re-entrant libc.
52e1cb5e 93
ce637636 94 lddlflags=`echo $lddlflags | sed 's/ -lc$/ -lpthreads -lc_r -lc/'`
52e1cb5e 95fi