X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=hints%2Funicos.sh;h=4e8e427770508a614c198d81f0f245f78fc26612;hb=cfb0f70ef284a0fcaef7c31a3a51f8ae53c7eb7b;hp=7ffd73fbcc04a26004f27422dee16c54ba3f9c9b;hpb=5bc28da93666e223bb56098f72517273bc8bcbf9;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/hints/unicos.sh b/hints/unicos.sh
index 7ffd73f..4e8e427 100644
--- a/hints/unicos.sh
+++ b/hints/unicos.sh
@@ -2,17 +2,56 @@ case `uname -r` in
 6.1*) shellflags="-m+65536" ;;
 esac
 case "$optimize" in
-'') optimize="-O1" ;;
+# If we used fastmd (the default) integer values would be limited to 46 bits.
+# --Mark P. Lutz
+'') optimize="$optimize -h nofastmd" ;;
 esac
-d_setregid='undef'
-d_setreuid='undef'
+# The default is to die in runtime on math overflows.
+# Let's not do that. --jhi
+ccflags="$ccflags -h matherror=errno" 
+
+# Cray floating point (cfp) CPUs need -h rounddiv
+# (It gives int((2/3)*3) a chance to be 2, not 1. --jhi)
+# (but IEEE CPUs, IEEE/ieee/CPE1 CPUs should not have -h rounddiv,
+#  since the compiler on those CPUs doesn't even support the option.)
+if /etc/cpu -i | grep -q cfp
+then
+    ccflags="$ccflags -h rounddiv"
+fi
+
+# Avoid an optimizer bug where a volatile variables
+# isn't correctly saved and restored --Mark P. Lutz 
+pp_ctl_cflags='ccflags="$ccflags -h scalar0 -h vector0"'
+# Otherwise the unpack %65c checksums will fail.
+pp_pack_cflags='optimize="$ccflags -h scalar0 -h vector0"'
 case "$usemymalloc" in
 '') # The perl malloc.c SHOULD work says Ilya.
-    # But for the time being (5.004_68), alas, it doesn't.
+    # But for the time being (5.004_68), alas, it doesn't. --jhi
     # usemymalloc='y'
     # ccflags="$ccflags -DNO_RCHECK"
     usemymalloc='n'
     ;;
 esac
-# Configure gets fooled for some reason.  There is no getpgid().
+# Configure gets fooled for some reason, these do not exist.
 d_getpgid='undef'
+d_setitimer='undef'
+# These exist but do not really work.
+d_setregid='undef'
+d_setreuid='undef'
+# No shared libraries.
+so='none'
+# No dynaloading.
+d_dlopen='undef'
+i_dlfcn='undef'
+# Threads call-back unit.
+cat > UU/usethreads.cbu <<'EOCBU'
+# This script UU/usethreads.cbu will get 'called-back' by Configure
+# after it has prompted the user for whether to use threads.
+case "$usethreads" in
+$define|true|[yY]*)
+        set `echo X "$libswanted "| sed -e "s/ c / pthread c /"`
+        shift
+        libswanted="$*"
+	;;
+esac
+EOCBU