Remove redundant examples/stackovf.sh.

* examples/stackovf.sh: Delete, now that checks has better
version.
* examples/Makefile.am (EXTRA_DIST): Don't distribute it.

Signed-off-by: Eric Blake <ebb9@byu.net>

3 files changed, 5 insertions, 84 deletions

diff --git a/ChangeLog b/ChangeLog
index e182a2b9..0861e712 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
 2008-07-17  Eric Blake  <ebb9@byu.net>
 
+	Remove redundant examples/stackovf.sh.
+	* examples/stackovf.sh: Delete, now that checks has better
+	version.
+	* examples/Makefile.am (EXTRA_DIST): Don't distribute it.
+
 	Adjust to c-stack changes in gnulib.
 	* src/Makefile.am (m4_LDADD): Use libsigsegv when available and
 	necessary, via LIBCSTACK.
diff --git a/examples/Makefile.am b/examples/Makefile.am
index 254d2ab9..044f133a 100644
--- a/examples/Makefile.am
+++ b/examples/Makefile.am
@@ -54,7 +54,6 @@ pushpop.m4 \
 quote.m4 \
 regexp.m4 \
 reverse.m4 \
-stackovf.sh \
 sync-lines.m4 \
 sysv-args.m4 \
 trace.m4 \
diff --git a/examples/stackovf.sh b/examples/stackovf.sh
deleted file mode 100644
index 8916afc3..00000000
--- a/examples/stackovf.sh
+++ /dev/null
@@ -1,83 +0,0 @@
-#!/bin/sh
-
-# Script to verify that stack overflow is diagnosed properly when
-# there is infinite macro call nesting.
-# (causes coredump in m4-1.0.3)
-
-# On some systems the ulimit command is available in ksh or bash but not sh
-(exec 2>/dev/null; ulimit -HSs 300) || {
-    for altshell in bash bsh ksh ; do
-	if (exec >/dev/null 2>&1; $altshell -c 'ulimit -HSs 300') && 
-								test -z "$1" 
-	then
-		echo "Using $altshell because it supports ulimit"
-		exec $altshell $0 running-with-$altshell
-		exit 9
-	fi
-    done
-}
-
-PATH=.:..:$PATH; export PATH;
-M4=m4
-type $M4
-
-tmpfile=`tempfile 2> /dev/null` || tmpfile=/tmp/t.$$
-trap 'rm -f $tmpfile; exit 1' 1 2 3 15
-
-rm -f core
-perl -e '
-# Generate nested define sequence
-$max=1000000;
-for ($i=0; $i<$max; $i++) {
-	print "define(X$i,\n";
-}
-for ($i=$max-1; $i>=0; $i--) {
-	print "body with substance no. $i)dnl\n"
-}
-' | \
-(
-# Limit the stack size if the shell we are running permits it
-if (exec 2>/dev/null; ulimit -HSs 50)
-then
-	(exec >/dev/null 2>&1; ulimit -v) && ulimitdashv=ok
-	ulimit -HSs 50
-	#ulimit -HSd 8000
-	#test -n "$ulimitdashv" && ulimit -HSv 8000
-	echo "Stack limit is `ulimit -s`K";
-	echo "Heap limit  is `ulimit -d`K";
-	test -n "$ulimitdashv" && 
-		echo "VMem limit  is `ulimit -v`K";
-else
-	echo "Can't reset stack limit - this may take a while..."
-fi
-$M4 -L999999999 > $tmpfile 2>&1
-)
-result=$?
-
-exitcode=1
-if test $result -eq 0 ; then
-    echo "TEST DID NOT WORK - m4 did not abort.  Output:"
-else
-    # See if stack overflow was diagnosed
-    case "`cat $tmpfile`" in
-    *overflow*)
-	echo "Test succeeded."; 
-	exitcode=0
-	;;
-    *ut*of*emory*)
-        echo "*** Test is INCONCLUSIVE (ran out of heap before stack overflow)";
-	;;
-    *)	echo "*** Test FAILED.  $M4 aborted unexpectedly.  Output:";
-	;;
-    esac
-fi
-
-if test -f core ; then
-    ls -l core
-    exitcode=1
-fi
-
-#(test $exitcode -ne 0) &&
-    { echo "Output from $M4:"; cat $tmpfile; }
-
-exit $exitcode