Configure hints/ patches

[perl5.git] / hints / aix.sh

diff --git a/hints/aix.sh b/hints/aix.sh
index a9f277e..a29466e 100644 (file)
--- a/hints/aix.sh
+++ b/hints/aix.sh
@@ -1,6 +1,8 @@
 # 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>.
 # Merged on Mon Feb  6 10:22:35 EST 1995 by
 #   Andy Dougherty  <doughera@lafcol.lafayette.edu>
 
@@ -17,6 +19,9 @@ alignbytes=8
 
 usemymalloc='n'
 
+so="a"
+dlext="so"
+
 # Make setsockopt work correctly.  See man page.
 # ccflags='-D_BSD=44'
 
@@ -30,18 +35,18 @@ case "$osvers" in
     ccflags='-D_ALL_SOURCE'
     ;;
 *)  # These hints at least work for 4.x, possibly other systems too.
-    d_setregid='undef'
-    d_setreuid='undef'
-    ccflags='-qmaxmem=8192 -D_ALL_SOURCE -D_ANSI_C_SOURCE -D_POSIX_SOURCE'
+    ccflags='-D_ALL_SOURCE -D_ANSI_C_SOURCE -D_POSIX_SOURCE'
+    case "$cc" in
+     *gcc*) ;;
+     *) ccflags="-qmaxmem=8192  $ccflags" ;;
+    esac
     nm_opt='-B'
     ;;
 esac
 
-# The optimizer in 4.1.1 apparently generates bad code for scope.c.
-# Configure doesn't offer an easy way to propagate extra variables
-# only for certain cases, so the following contortion is required:
-# This is probably not needed in 5.002 and later.
-# scope_cflags='case "$osvers" in 4.1*) optimize=" ";; 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>
 #
@@ -65,3 +70,26 @@ lddlflags='-H512 -T512 -bhalt:4 -bM:SRE -bI:$(PERL_INC)/perl.exp -bE:$(BASEEXT).
 
 ;;
 esac
+
+if [ "X$usethreads" = "X$define" ]; then
+    ccflags="-DNEED_PTHREAD_INIT $ccflags"
+    case "$cc" in
+    xlc_r | cc_r)
+       ;;
+    cc | '') 
+       cc=xlc_r # Let us be stricter.
+        ;;
+    *)
+       cat >&4 <<EOM
+Unknown C compiler '$cc'.
+For pthreads you should use the AIX C compilers xlc_r or cc_r.
+Cannot continue, aborting.
+EOM
+       exit 1
+       ;;
+    esac
+
+    # Add the POSIX threads library and the re-entrant libc.
+
+    lddlflags=`echo $lddlflags | sed 's/ -lc$/ -lpthreads -lc_r -lc/'`
+fi