[src/bouyer-socketcan]: src/tests/usr.bin/pkill 1935552

[kre <kre%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/5ed7d02f291e
branches:  bouyer-socketcan
changeset: 820846:5ed7d02f291e
user:      kre <kre%NetBSD.org@localhost>
date:      Tue Feb 21 21:22:46 2017 +0000

description:
1935552

diffstat:

 tests/usr.bin/pkill/t_pgrep.sh |  75 ++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 75 insertions(+), 0 deletions(-)

diffs (79 lines):

diff -r 7aad4a3397d7 -r 5ed7d02f291e tests/usr.bin/pkill/t_pgrep.sh
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/usr.bin/pkill/t_pgrep.sh    Tue Feb 21 21:22:46 2017 +0000
@@ -0,0 +1,75 @@
+# $NetBSD: t_pgrep.sh,v 1.2.4.2 2017/02/21 21:22:46 kre Exp $
+#
+# Copyright (c) 2016 The NetBSD Foundation, Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+#
+
+atf_test_case pr50934
+basic_shift_test_head() {
+       atf_set "descr" "Test fix for PR bin/50934 (null argv[0])"
+}
+pr50934_body() {
+       atf_require_prog pgrep
+       atf_require_prog cc
+
+       cat > t.c <<'!'
+#include <stdlib.h>
+#include <unistd.h>
+
+int
+main(int argc, char **argv)
+{
+       sleep(2);
+       argv[0] = 0;
+       pause();
+       exit(0);
+}
+!
+
+       cc -o t0123456789abcdefg-beef t.c || atf_fail "t.c compile failed"
+
+       ./t0123456789abcdefg-beef &
+       PID=$!
+
+       pgrep -l t0123456 >OUT  ; # should find the process
+       pgrep -l beef >>OUT     ; # should find the process
+
+       sleep 5                 ; # allow time for sleep in t.c and argv[0]=0
+
+       pgrep -l t0123456 >>OUT ; # should find the process
+       pgrep -l beef >>OUT     ; # should find nothing
+
+       kill -9 $PID
+       cat OUT ; # just for the log
+
+       # note that pgrep -l only ever prints p_comm which is of limited sicze
+       atf_check_equal "$(cat OUT)" \
+          "$PID t0123456789abcde $PID t0123456789abcde $PID t0123456789abcde"
+
+       return 0
+}
+
+atf_init_test_cases() {
+       atf_add_test_case pr50934
+}