1 files changed, 17 insertions, 1 deletions

diff --git a/regress/agent-ptrace.sh b/regress/agent-ptrace.sh
index 9f9c99960..cd9c0023d 100644
--- a/regress/agent-ptrace.sh
+++ b/regress/agent-ptrace.sh
@@ -3,6 +3,22 @@
 
 tid="disallow agent ptrace attach"
 
+if have_prog uname ; then
+        case `uname` in
+        Linux|HP-UX|SunOS|NetBSD|AIX|CYGWIN*)
+                echo "skipped (not supported on this platform)"
+                exit 0
+                ;;
+        esac
+fi
+
+if have_prog gdb ; then
+        : ok
+else
+        echo "skipped (gdb not found)"
+        exit 0
+fi
+
 trace "start agent"
 eval `${SSHAGENT} -s` > /dev/null
 r=$?
@@ -16,7 +32,7 @@ EOF
         if [ $? -ne 0 ]; then
                 fail "gdb failed: exit code $?"
         fi
-        grep -q 'ptrace: Operation not permitted.' ${OBJ}/gdb.out
+        grep 'ptrace: Operation not permitted.' >/dev/null ${OBJ}/gdb.out
         r=$?
         rm -f ${OBJ}/gdb.out
         if [ $r -ne 0 ]; then