From decdb93ccbbcce84a225aa4fc080187726304acc Mon Sep 17 00:00:00 2001
From: Daniel Stenberg <daniel@haxx.se>
Date: Fri, 31 Oct 2003 21:34:39 +0000
Subject: [PATCH] my own system had a bad valgrind, so check that it works at
 least somewhat before we use it

---
 tests/runtests.pl | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/tests/runtests.pl b/tests/runtests.pl
index ffb713b57..bca7d8d65 100755
--- a/tests/runtests.pl
+++ b/tests/runtests.pl
@@ -68,8 +68,16 @@ my @teststat;   # teststat[testnum]=reason, reasons for skip
 if($valgrind) {
     # we have found valgrind on the host, use it
 
-    # perhaps we should verify that valgrind works before we actually use it?
-    $CURL="valgrind --leak-check=yes --logfile-fd=3 -q $CURL";
+    # verify that we can invoke it fine
+    my $code = system("valgrind >/dev/null 2>&1");
+
+    if(($code>>8) != 1) {
+        #print "Valgrind failure, disable it\n";
+        undef $valgrind;
+    }
+    else {
+        $CURL="valgrind --leak-check=yes --logfile-fd=3 -q $CURL";
+    }
 }
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 # variables the command line options may set