X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=hints%2Funicos.sh;h=b8cbb4e9150d5f4ee6603a24323dc53cd66f4d47;hb=1182767ea8fd2e4c0bf1b4ebab9db9ac12fc142c;hp=026259f6c7d2a4200d252ca3f18b259d5c3c7d63;hpb=d8526ec6c6288eb9492134d3c4807d13d145b2c9;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/hints/unicos.sh b/hints/unicos.sh
index 026259f..b8cbb4e 100644
--- a/hints/unicos.sh
+++ b/hints/unicos.sh
@@ -1,21 +1,40 @@
 case `uname -r` in
 6.1*) shellflags="-m+65536" ;;
 esac
+
 case "$optimize" in
 # If we used fastmd (the default) integer values would be limited to 46 bits.
 # --Mark P. Lutz
-'') optimize="$optimize -h nofastmd" ;;
+'') optimize="$optimize -O1 -h nofastmd" ;;
 esac
+
+# At least in the following environment
+# uname -a: snxxxx xxxx 9.0.2.2 sin.0 CRAY Y-MP
+# cc -V:    Cray Standard C Version 4.0.3  (057126) Jan 29 2006  07:27:26
+# one has to drop optimisation from perl.c or otherwise
+# the resulting miniperl executable does nothing (visible)
+# but always exits with zero (success) exit status, this
+# making it impossible to build the perl executable. --jhi
+perl_cflags='optimize="-O0"'
+
 # The default is to die in runtime on math overflows.
 # Let's not do that. --jhi
 ccflags="$ccflags -h matherror=errno" 
-# Give int((2/3)*3) a chance to be 2, not 1. --jhi
-ccflags="$ccflags -h rounddiv"
+
+# Cray floating point (cfp) CPUs need -h rounddiv
+# (It gives int((2/3)*3) a chance to be 2, not 1. --jhi)
+# (but IEEE CPUs, IEEE/ieee/CPE1 CPUs should not have -h rounddiv,
+#  since the compiler on those CPUs doesn't even support the option.)
+if /etc/cpu -i | grep -q cfp
+then
+    ccflags="$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="$ccflags -h scalar0 -h vector0"'
 # Otherwise the unpack %65c checksums will fail.
-pp_pack_cflags='ccflags="$ccflags -h scalar0 -h vector0"'
+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. --jhi
@@ -30,3 +49,20 @@ 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