Tru64: the socket API defines must come early.

There seems to be no way around needing to select the socket API early.

1 files changed, 18 insertions, 3 deletions

diff --git a/hints/dec_osf.sh b/hints/dec_osf.sh
index 5a168061c3..1897d6b91b 100644
--- a/hints/dec_osf.sh
+++ b/hints/dec_osf.sh
@@ -528,7 +528,6 @@ gcc)   ;;
        # -readonly_strings moves string constants into read-only section
        #  which hopefully means that modifying them leads into segmentation
        #  faults.
-       #
        for i in -trapuv -readonly_strings
        do
                case "$ccflags" in
@@ -539,8 +538,24 @@ gcc)   ;;
        ;;
 esac
 
-# Would need -D_SOCKADDR_LEN for the Configure test.
-d_sockaddr_sa_len='define'
+# In Tru64 several slightly incompatible socket APIs are supported,
+# which one applies is chosen with a set of defines:
+# -D_SOCKADDR_LEN enables 4.4BSD and IPv6 interfaces
+# -D_POSIX_PII_SOCKET enables socklen_t instead of size_t
+for i in -D_SOCKADDR_LEN -D_POSIX_PII_SOCKET
+do
+    case "$ccflags" in
+    *$i*) ;;
+    *) ccflags="$ccflags $i" ;;
+    esac
+done
+# For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
+# a bad idea since it breaks send() and recv().
+case "$ccflags" in
+*DEC_OSF1_3_X*SOCKADDR_LEN*)
+ ccflags=`echo " $ccflags " | sed -e 's/ -D_SOCKADDR_LEN / /'`
+ ;;
+esac
 
 #
 # Unset temporary variables no more needed.