beware egcs' ld on Solaris

	Message-ID: <19980801212158.A2934@home.merit.edu>
	Subject: Re: [PATCH perl5.005_01] hints/solaris_2.sh, egcs, and ld

p4raw-id: //depot/maint-5.005/perl@1694

diff --git a/hints/solaris_2.sh b/hints/solaris_2.sh
index 6f5ee32..856f801 100644 (file)
--- a/hints/solaris_2.sh
+++ b/hints/solaris_2.sh
@@ -173,10 +173,28 @@ END
 
        # See if ld(1) is GNU ld(1).  GNU ld(1) won't work for this job.
        # Recompute $verbose since we may have just changed $cc.
-       verbose=`${cc:-cc} -v -o try try.c 2>&1`
+       verbose=`${cc:-cc} -v -o try try.c 2>&1 | grep ld 2>&1`
        if echo "$verbose" | grep ' /usr/ccs/bin/ld ' >/dev/null 2>&1; then
            :
        else
+        # It's not /usr/ccs/bin/ld - but it might be egcs's ld wrapper,
+        # which calls /usr/ccs/bin/ld in turn. Passing -V to it will
+        # make it show its true colors.
+
+           myld=`echo $verbose| grep ld | awk '/\/ld/ {print $1}'`
+            # This assumes that gcc's output will not change, and that
+            # /full/path/to/ld will be the first word of the output.
+
+            # all Solaris versions of ld I've seen contain the magic
+            # string used in the grep below.
+            if $myld -V 2>&1 | grep "ld: Software Generation Utilities" >/dev/null 2>&1; then
+                cat <<END >&2
+
+Aha. You're using egcs and /usr/ccs/bin/ld.
+
+END
+
+            else
            cat <<END >&2
 
 NOTE: You are using GNU ld(1).  GNU ld(1) will not build Perl.
@@ -185,6 +203,7 @@ in your ${cc:-cc} command.  (Note that the trailing "/" is required.)
 
 END
            cc="${cc:-cc} -B/usr/ccs/bin/"
+            fi
        fi
 
 else