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[commit] [3/3] watchpoints across vfork regressions - testcase
- From: Pedro Alves <pedro at codesourcery dot com>
- To: gdb-patches at sourceware dot org
- Date: Sun, 15 Nov 2009 21:52:16 +0000
- Subject: [commit] [3/3] watchpoints across vfork regressions - testcase
This adds a testcase that covers these regressions. Applied.
--
Pedro Alves
2009-11-15 Pedro Alves <pedro@codesourcery.com>
gdb/testsuite/
* gdb.base/watch-vfork.c, gdb.base/watch-vfork.exp: New.
---
gdb/testsuite/gdb.base/watch-vfork.c | 41 ++++++++++++++++++++++++++
gdb/testsuite/gdb.base/watch-vfork.exp | 52 +++++++++++++++++++++++++++++++++
2 files changed, 93 insertions(+)
Index: src/gdb/testsuite/gdb.base/watch-vfork.c
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ src/gdb/testsuite/gdb.base/watch-vfork.c 2009-11-15 19:36:59.000000000 +0000
@@ -0,0 +1,41 @@
+/* This testcase is part of GDB, the GNU debugger.
+
+ Copyright 2009 Free Software Foundation, Inc.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+#include <unistd.h>
+
+int *global;
+
+int
+main (void)
+{
+ int pid;
+
+ pid = vfork ();
+ if (pid == -1)
+ {
+ return 1;
+ }
+ else if (pid != 0)
+ {
+ global = &pid;
+ }
+ else
+ {
+ _exit (0);
+ }
+ return 0;
+}
Index: src/gdb/testsuite/gdb.base/watch-vfork.exp
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
+++ src/gdb/testsuite/gdb.base/watch-vfork.exp 2009-11-15 19:38:31.000000000 +0000
@@ -0,0 +1,52 @@
+# This testcase is part of GDB, the GNU debugger.
+
+# Copyright 2009 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+global srcfile
+set testfile "watch-vfork"
+if { [build_executable ${testfile}.exp ${testfile} ${testfile}.c {debug}] } {
+ untested ${testfile}.exp
+ return -1
+}
+
+proc test_watchpoint_across_vfork { hw teststr } {
+ global testfile
+
+ clean_restart ${testfile}
+
+ if { ![runto main] } then {
+ fail "run to main ($teststr)"
+ return
+ }
+
+ if { ! $hw } {
+ gdb_test "set can-use-hw-watchpoints 0" "" ""
+ }
+
+ gdb_test "watch global" \
+ "atchpoint .*: global" \
+ "Watchpoint on global variable ($teststr)"
+
+ gdb_test "continue" \
+ "atchpoint .*: global.*" \
+ "Watchpoint triggers after vfork ($teststr)"
+}
+
+if { ![target_info exists gdb,no_hardware_watchpoints] } {
+ test_watchpoint_across_vfork 1 "hw"
+}
+
+test_watchpoint_across_vfork 0 "sw"