895 lines
27 KiB
Diff
895 lines
27 KiB
Diff
2008-01-09 Jan Kratochvil <jan.kratochvil@redhat.com>
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* gdb.threads/attach-into-signal.c, gdb.threads/attach-into-signal.exp,
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gdb.threads/attach-stopped.c, gdb.threads/attach-stopped.exp: New files.
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2008-03-29 Jan Kratochvil <jan.kratochvil@redhat.com>
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Bugreport by Petr Muller.
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* gdb.threads/attach-stopped.exp: Fix the `Second sleep' breakpoint,
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add there a comment.
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Formerly gdb-6.3-bz202705-attach-stop-20051011-race-fix-test.patch:
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gdb.threads/attachstop-mt.exp, gdb.threads/attachstop-mt.c
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diff -u -X /home/short/.diffi.list -ruNp gdb-6.5-unpatched/gdb/testsuite/gdb.threads/attach-into-signal.c gdb-6.5/gdb/testsuite/gdb.threads/attach-into-signal.c
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--- gdb-6.5-unpatched/gdb/testsuite/gdb.threads/attach-into-signal.c 1970-01-01 01:00:00.000000000 +0100
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+++ gdb-6.5/gdb/testsuite/gdb.threads/attach-into-signal.c 2008-01-09 15:26:30.000000000 +0100
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@@ -0,0 +1,70 @@
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+/* This testcase is part of GDB, the GNU debugger.
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+
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+ Copyright 2007 Free Software Foundation, Inc.
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+
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+ This program is free software; you can redistribute it and/or modify
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+ it under the terms of the GNU General Public License as published by
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+ the Free Software Foundation; either version 2 of the License, or
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+ (at your option) any later version.
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+
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+ This program is distributed in the hope that it will be useful,
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+ but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ GNU General Public License for more details.
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+
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+ You should have received a copy of the GNU General Public License
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+ along with this program; if not, write to the Free Software
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+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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+
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+#include <signal.h>
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+#include <unistd.h>
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+#include <string.h>
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+#include <stdio.h>
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+#include <stdlib.h>
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+#ifdef USE_THREADS
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+#include <pthread.h>
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+#endif
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+
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+void action(int sig, siginfo_t * info, void *uc)
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+{
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+ raise (SIGALRM);
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+}
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+
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+static void *func (void *arg)
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+{
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+ struct sigaction act;
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+
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+ memset (&act, 0, sizeof(struct sigaction));
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+ act.sa_sigaction = action;
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+ act.sa_flags = SA_RESTART;
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+ sigaction (SIGALRM, &act, 0);
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+
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+ raise (SIGALRM);
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+
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+ /* This should be NOTREACHED but sometimes it is reached - Bug 427860.
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+ We never get here without ptrace(2). It may also be a kernel bug. */
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+ for (;;)
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+ pause ();
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+
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+ abort ();
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+ /* NOTREACHED */
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+ return NULL;
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+}
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+
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+int main ()
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+{
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+
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+#ifndef USE_THREADS
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+
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+ func (NULL);
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+
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+#else
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+
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+ pthread_t th;
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+ pthread_create (&th, NULL, func, NULL);
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+ pthread_join (th, NULL);
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+
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+#endif
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+
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+ return 0;
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+}
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diff -u -X /home/short/.diffi.list -ruNp gdb-6.5-unpatched/gdb/testsuite/gdb.threads/attach-into-signal.exp gdb-6.5/gdb/testsuite/gdb.threads/attach-into-signal.exp
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--- gdb-6.5-unpatched/gdb/testsuite/gdb.threads/attach-into-signal.exp 1970-01-01 01:00:00.000000000 +0100
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+++ gdb-6.5/gdb/testsuite/gdb.threads/attach-into-signal.exp 2008-01-09 15:26:30.000000000 +0100
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@@ -0,0 +1,179 @@
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+# Copyright 2007
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+
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+# This program is free software; you can redistribute it and/or modify
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+# it under the terms of the GNU General Public License as published by
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+# the Free Software Foundation; either version 2 of the License, or
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+# (at your option) any later version.
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+#
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+# This program is distributed in the hope that it will be useful,
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+# but WITHOUT ANY WARRANTY; without even the implied warranty of
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+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+# GNU General Public License for more details.
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+#
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+# You should have received a copy of the GNU General Public License
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+# along with this program; if not, write to the Free Software
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+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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+
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+# This test was created by modifying attach-stopped.exp.
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+# This file was created by Jan Kratochvil <jan.kratochvil@redhat.com>.
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+
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+if $tracelevel then {
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+ strace $tracelevel
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+}
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+
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+set prms_id 0
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+set bug_id 0
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+
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+set testfile "attach-into-signal"
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+set srcfile ${testfile}.c
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+set binfile ${objdir}/${subdir}/${testfile}
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+set escapedbinfile [string_to_regexp ${objdir}/${subdir}/${testfile}]
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+
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+remote_exec build "rm -f ${binfile}"
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+# For debugging this test
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+#
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+#log_user 1
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+
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+proc corefunc { threadtype } {
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+ global srcfile
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+ global binfile
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+ global escapedbinfile
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+ global srcdir
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+ global subdir
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+ global gdb_prompt
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+
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+ if [get_compiler_info ${binfile}] {
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+ return -1
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+ }
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+
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+ # Start the program running and then wait for a bit, to be sure
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+ # that it can be attached to.
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+ # Statistically there is a better chance without giving process a nice.
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+
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+ set testpid [eval exec $binfile &]
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+ exec sleep 2
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+
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+ # Run 2 passes of the test.
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+ # The C file inferior stops pending its signals if a single one is lost,
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+ # we test successful redelivery of the caught signal by the 2nd pass.
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+
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+ # linux-2.6.20.4.x86_64 had maximal attempt # 20 in 4 test runs.
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+ set attempts 100
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+ set attempt 1
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+ set passes 1
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+ while { $passes < 3 && $attempt <= $attempts } {
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+
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+ # Start with clean gdb
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+ gdb_exit
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+
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+ set stoppedtry 0
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+ while { $stoppedtry < 10 } {
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+ if [catch {open /proc/${testpid}/status r} fileid] {
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+ set stoppedtry 10
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+ break
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+ }
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+ gets $fileid line1;
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+ gets $fileid line2;
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+ close $fileid;
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+
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+ if {![string match "*(stopped)*" $line2]} {
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+ # No PASS message as we may be looping in multiple attempts.
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+ break
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+ }
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+ sleep 1
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+ set stoppedtry [expr $stoppedtry + 1]
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+ }
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+ if { $stoppedtry >= 10 } {
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+ verbose -log $line2
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+ set test "$threadtype: process is still running on the attempt # $attempt of $attempts"
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+ break
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+ }
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+
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+ gdb_start
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+ gdb_reinitialize_dir $srcdir/$subdir
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+ gdb_load ${binfile}
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+
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+ # No PASS message as we may be looping in multiple attempts.
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+ gdb_test "set debug lin-lwp 1" "" ""
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+
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+ set test "$threadtype: set file (pass $passes), before attach1 to stopped process"
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+ if {[gdb_test_multiple "file $binfile" $test {
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+ -re "Load new symbol table from.*y or n. $" {
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+ # No PASS message as we may be looping in multiple attempts.
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+ gdb_test "y" "Reading symbols from $escapedbinfile\.\.\.*done." ""
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+ }
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+ -re "Reading symbols from $escapedbinfile\.\.\.*done.*$gdb_prompt $" {
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+ # No PASS message as we may be looping in multiple attempts.
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+ }
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+ }] != 0 } {
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+ break
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+ }
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+
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+ # Main test:
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+ set test "$threadtype: attach (pass $passes), pending signal catch"
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+ if {[gdb_test_multiple "attach $testpid" $test {
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+ -re "Attaching to program.*`?$escapedbinfile'?, process $testpid.*Redelivering pending Alarm clock..*$gdb_prompt $" {
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+ # nonthreaded:
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+ pass $test
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+ verbose -log "$test succeeded on the attempt # $attempt of $attempts"
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+ set passes [expr $passes + 1]
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+ }
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+ -re "Attaching to program.*`?$escapedbinfile'?, process $testpid.*$gdb_prompt $" {
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+ # nonthreaded:
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+ # We just lack the luck, we should try it again.
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+ set attempt [expr $attempt + 1]
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+ }
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+ -re "Attaching to process $testpid.*Redelivering pending Alarm clock..*$gdb_prompt $" {
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+ # threaded:
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+ pass $test
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+ verbose -log "$test succeeded on the attempt # $attempt of $attempts"
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+ set passes [expr $passes + 1]
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+ }
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+ -re "Attaching to process $testpid.*$gdb_prompt $" {
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+ # threaded:
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+ # We just lack the luck, we should try it again.
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+ set attempt [expr $attempt - 1]
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+ }
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+ }] != 0 } {
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+ break
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+ }
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+ }
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+ if {$passes < 3} {
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+ if {$attempt > $attempts} {
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+ unresolved $test
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+ } else {
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+ fail $test
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+ }
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+ }
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+
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+ # Exit and detach the process.
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+
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+ gdb_exit
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+
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+ # Make sure we don't leave a process around to confuse
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+ # the next test run (and prevent the compile by keeping
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+ # the text file busy), in case the "set should_exit" didn't
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+ # work.
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+
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+ # Continue the program - some Linux kernels need it before -9 if the
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+ # process is stopped.
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+ remote_exec build "kill -s CONT ${testpid}"
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+
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+ remote_exec build "kill -9 ${testpid}"
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+}
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+
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+# build the test case first without threads
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+#
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+if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
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+ gdb_suppress_entire_file "Testcase nonthraded compile failed, so all tests in this file will automatically fail."
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+}
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+
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+corefunc nonthreaded
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+
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+# build the test case also with threads
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+#
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+if { [gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DUSE_THREADS}] != "" } {
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+ gdb_suppress_entire_file "Testcase threaded compile failed, so all tests in this file will automatically fail."
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+}
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+
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+corefunc threaded
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diff -u -X /home/short/.diffi.list -ruNp gdb-6.5-unpatched/gdb/testsuite/gdb.threads/attach-stopped.c gdb-6.5/gdb/testsuite/gdb.threads/attach-stopped.c
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--- gdb-6.5-unpatched/gdb/testsuite/gdb.threads/attach-stopped.c 1970-01-01 01:00:00.000000000 +0100
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+++ gdb-6.5/gdb/testsuite/gdb.threads/attach-stopped.c 2008-01-09 15:26:30.000000000 +0100
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@@ -0,0 +1,51 @@
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+/* This testcase is part of GDB, the GNU debugger.
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+
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+ Copyright 2005-2007 Free Software Foundation, Inc.
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+
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+ This program is free software; you can redistribute it and/or modify
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+ it under the terms of the GNU General Public License as published by
|
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+ the Free Software Foundation; either version 2 of the License, or
|
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+ (at your option) any later version.
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+
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+ This program is distributed in the hope that it will be useful,
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+ but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ GNU General Public License for more details.
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+
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+ You should have received a copy of the GNU General Public License
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+ along with this program; if not, write to the Free Software
|
|
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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+
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+/* This program is intended to be started outside of gdb, then
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+ manually stopped via a signal. */
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+
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+#include <stddef.h>
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+#include <unistd.h>
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+#ifdef USE_THREADS
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+#include <pthread.h>
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+#endif
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+
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+static void *func (void *arg)
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+{
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+ sleep (10000); /* Ridiculous time, but we will eventually kill it. */
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+ sleep (10000); /* Second sleep. */
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+ return NULL;
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+}
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+
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+int main ()
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+{
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+
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+#ifndef USE_THREADS
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+
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+ func (NULL);
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+
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+#else
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+
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+ pthread_t th;
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+ pthread_create (&th, NULL, func, NULL);
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+ pthread_join (th, NULL);
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+
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+#endif
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+
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+ return 0;
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+}
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diff -u -X /home/short/.diffi.list -ruNp gdb-6.5-unpatched/gdb/testsuite/gdb.threads/attach-stopped.exp gdb-6.5/gdb/testsuite/gdb.threads/attach-stopped.exp
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--- gdb-6.5-unpatched/gdb/testsuite/gdb.threads/attach-stopped.exp 1970-01-01 01:00:00.000000000 +0100
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+++ gdb-6.5/gdb/testsuite/gdb.threads/attach-stopped.exp 2008-01-09 15:26:30.000000000 +0100
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@@ -0,0 +1,222 @@
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+# Copyright 2005-2007
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+
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+# This program is free software; you can redistribute it and/or modify
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+# it under the terms of the GNU General Public License as published by
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|
+# the Free Software Foundation; either version 2 of the License, or
|
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+# (at your option) any later version.
|
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+#
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+# This program is distributed in the hope that it will be useful,
|
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+# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+# GNU General Public License for more details.
|
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+#
|
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+# You should have received a copy of the GNU General Public License
|
|
+# along with this program; if not, write to the Free Software
|
|
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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+
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+# This test was created by modifying attach.exp.
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+# This file was created by Jeff Johnston <jjohnstn@redhat.com>.
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+# This file was updated by Jan Kratochvil <jan.kratochvil@redhat.com>.
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+
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+if $tracelevel then {
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+ strace $tracelevel
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+}
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+
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+set prms_id 0
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+set bug_id 0
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+
|
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+# This test only works on Linux
|
|
+if { ![istarget "*-*-linux-gnu*"] } {
|
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+ return 0
|
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+}
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+
|
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+set testfile "attach-stopped"
|
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+set srcfile ${testfile}.c
|
|
+set binfile ${objdir}/${subdir}/${testfile}
|
|
+set escapedbinfile [string_to_regexp ${objdir}/${subdir}/${testfile}]
|
|
+
|
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+#execute_anywhere "rm -f ${binfile}"
|
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+remote_exec build "rm -f ${binfile}"
|
|
+# For debugging this test
|
|
+#
|
|
+#log_user 1
|
|
+
|
|
+proc corefunc { threadtype } {
|
|
+ global srcfile
|
|
+ global binfile
|
|
+ global escapedbinfile
|
|
+ global srcdir
|
|
+ global subdir
|
|
+ global gdb_prompt
|
|
+
|
|
+ if [get_compiler_info ${binfile}] {
|
|
+ return -1
|
|
+ }
|
|
+
|
|
+ # Start the program running and then wait for a bit, to be sure
|
|
+ # that it can be attached to.
|
|
+
|
|
+ set testpid [eval exec $binfile &]
|
|
+
|
|
+ # Avoid some race:
|
|
+ sleep 2
|
|
+
|
|
+ # Stop the program
|
|
+ remote_exec build "kill -s STOP ${testpid}"
|
|
+
|
|
+ # Start with clean gdb
|
|
+ gdb_exit
|
|
+ gdb_start
|
|
+ gdb_reinitialize_dir $srcdir/$subdir
|
|
+ gdb_load ${binfile}
|
|
+
|
|
+ # Verify that we can attach to the process by first giving its
|
|
+ # executable name via the file command, and using attach with the
|
|
+ # process ID.
|
|
+
|
|
+ set test "$threadtype: set file, before attach1 to stopped process"
|
|
+ gdb_test_multiple "file $binfile" "$test" {
|
|
+ -re "Load new symbol table from.*y or n. $" {
|
|
+ gdb_test "y" "Reading symbols from $escapedbinfile\.\.\.*done." \
|
|
+ "$test (re-read)"
|
|
+ }
|
|
+ -re "Reading symbols from $escapedbinfile\.\.\.*done.*$gdb_prompt $" {
|
|
+ pass "$test"
|
|
+ }
|
|
+ }
|
|
+
|
|
+ set test "$threadtype: attach1 to stopped, after setting file"
|
|
+ gdb_test_multiple "attach $testpid" "$test" {
|
|
+ -re "Attaching to program.*`?$escapedbinfile'?, process $testpid.*$gdb_prompt $" {
|
|
+ pass "$test"
|
|
+ }
|
|
+ }
|
|
+
|
|
+ # ".*sleep.*clone.*" would fail on s390x as bt stops at START_THREAD there.
|
|
+ if {[string equal $threadtype threaded]} {
|
|
+ gdb_test "thread apply all bt" ".*sleep.*start_thread.*" "$threadtype: attach1 to stopped bt"
|
|
+ } else {
|
|
+ gdb_test "bt" ".*sleep.*main.*" "$threadtype: attach1 to stopped bt"
|
|
+ }
|
|
+
|
|
+ # Exit and detach the process.
|
|
+
|
|
+ gdb_exit
|
|
+
|
|
+ # Avoid some race:
|
|
+ sleep 2
|
|
+
|
|
+ if [catch {open /proc/${testpid}/status r} fileid] {
|
|
+ set line2 "NOTFOUND"
|
|
+ } else {
|
|
+ gets $fileid line1;
|
|
+ gets $fileid line2;
|
|
+ close $fileid;
|
|
+ }
|
|
+
|
|
+ set test "$threadtype: attach1, exit leaves process stopped"
|
|
+ if {[string match "*(stopped)*" $line2]} {
|
|
+ pass $test
|
|
+ } else {
|
|
+ fail $test
|
|
+ }
|
|
+
|
|
+ # At this point, the process should still be stopped
|
|
+
|
|
+ gdb_start
|
|
+ gdb_reinitialize_dir $srcdir/$subdir
|
|
+ gdb_load ${binfile}
|
|
+
|
|
+ # Verify that we can attach to the process just by giving the
|
|
+ # process ID.
|
|
+
|
|
+ set test "$threadtype: attach2 to stopped, after setting file"
|
|
+ gdb_test_multiple "attach $testpid" "$test" {
|
|
+ -re "Attaching to program.*`?$escapedbinfile'?, process $testpid.*$gdb_prompt $" {
|
|
+ pass "$test"
|
|
+ }
|
|
+ }
|
|
+
|
|
+ # ".*sleep.*clone.*" would fail on s390x as bt stops at START_THREAD there.
|
|
+ if {[string equal $threadtype threaded]} {
|
|
+ gdb_test "thread apply all bt" ".*sleep.*start_thread.*" "$threadtype: attach2 to stopped bt"
|
|
+ } else {
|
|
+ gdb_test "bt" ".*sleep.*main.*" "$threadtype: attach2 to stopped bt"
|
|
+ }
|
|
+ # This breakpoint is there for old/non-x86 kernels not restarting syscalls.
|
|
+ gdb_breakpoint [gdb_get_line_number "Second sleep"]
|
|
+ set test "$threadtype: attach2 continue"
|
|
+ send_gdb "continue\n"
|
|
+ gdb_expect {
|
|
+ -re "Continuing"
|
|
+ { pass "continue ($test)" }
|
|
+ timeout
|
|
+ { fail "continue ($test) (timeout)" }
|
|
+ }
|
|
+
|
|
+ # For this to work we must be sure to consume the "Continuing."
|
|
+ # message first, or GDB's signal handler may not be in place.
|
|
+ after 1000 {send_gdb "\003"}
|
|
+ set test "$threadtype: attach2 stop interrupt"
|
|
+ gdb_expect 10 {
|
|
+ -re "Program received signal SIGINT.*$gdb_prompt $"
|
|
+ {
|
|
+ pass $test
|
|
+ }
|
|
+ -re "Breakpoint \[0-9\].*$srcfile.*$gdb_prompt $"
|
|
+ {
|
|
+ pass $test
|
|
+ }
|
|
+ timeout
|
|
+ {
|
|
+ fail $test
|
|
+ }
|
|
+ }
|
|
+
|
|
+ gdb_exit
|
|
+
|
|
+ # Avoid some race:
|
|
+ sleep 2
|
|
+
|
|
+ # At this point, the process should be sleeping
|
|
+
|
|
+ if [catch {open /proc/${testpid}/status r} fileid2] {
|
|
+ set line2 "NOTFOUND"
|
|
+ } else {
|
|
+ gets $fileid2 line1;
|
|
+ gets $fileid2 line2;
|
|
+ close $fileid2;
|
|
+ }
|
|
+
|
|
+ set test "$threadtype: attach2, exit leaves process sleeping"
|
|
+ if {[string match "*(sleeping)*" $line2]} {
|
|
+ pass $test
|
|
+ } else {
|
|
+ fail $test
|
|
+ }
|
|
+
|
|
+ # Make sure we don't leave a process around to confuse
|
|
+ # the next test run (and prevent the compile by keeping
|
|
+ # the text file busy), in case the "set should_exit" didn't
|
|
+ # work.
|
|
+
|
|
+ remote_exec build "kill -9 ${testpid}"
|
|
+}
|
|
+
|
|
+# build the test case first without threads
|
|
+#
|
|
+if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
|
|
+ gdb_suppress_entire_file "Testcase nonthraded compile failed, so all tests in this file will automatically fail."
|
|
+}
|
|
+
|
|
+corefunc nonthreaded
|
|
+
|
|
+# build the test case first without threads
|
|
+#
|
|
+if { [gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DUSE_THREADS}] != "" } {
|
|
+ gdb_suppress_entire_file "Testcase threaded compile failed, so all tests in this file will automatically fail."
|
|
+}
|
|
+
|
|
+corefunc threaded
|
|
+
|
|
+return 0
|
|
diff -u -X /home/short/.diffi.list -ruNp gdb-6.5-unpatched/gdb/testsuite/gdb.threads/attachstop-mt.c gdb-6.5/gdb/testsuite/gdb.threads/attachstop-mt.c
|
|
--- gdb-6.5-unpatched/gdb/testsuite/gdb.threads/attachstop-mt.c 1970-01-01 01:00:00.000000000 +0100
|
|
+++ gdb-6.5/gdb/testsuite/gdb.threads/attachstop-mt.c 2008-01-09 15:26:29.000000000 +0100
|
|
@@ -0,0 +1,56 @@
|
|
+/* This testcase is part of GDB, the GNU debugger.
|
|
+
|
|
+ Copyright 2005 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 2 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, write to the Free Software
|
|
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
|
|
+
|
|
+/* This program is intended to be started outside of gdb, then
|
|
+ manually stopped via a signal. */
|
|
+
|
|
+#include <unistd.h>
|
|
+#include <pthread.h>
|
|
+#include <stdio.h>
|
|
+
|
|
+/* Red Hat BZ PR 197584.c */
|
|
+
|
|
+void *func (void *arg)
|
|
+{
|
|
+ sleep (10000); /* Ridiculous time, but we will eventually kill it. */
|
|
+ sleep (10000); /* RHEL3U8 kernel-2.4.21-47.EL will cut the sleep time. */
|
|
+
|
|
+ return NULL; /* thread-sleep */
|
|
+}
|
|
+
|
|
+int main ()
|
|
+{
|
|
+ pthread_t t1,t2;
|
|
+ int ret;
|
|
+
|
|
+ ret = pthread_create (&t1, NULL, func, NULL);
|
|
+ if (ret)
|
|
+ fprintf(stderr, "pthread_create(): %s", strerror (ret));
|
|
+ ret = pthread_create (&t2, NULL, func, NULL);
|
|
+ if (ret)
|
|
+ fprintf(stderr, "pthread_create(): %s", strerror (ret));
|
|
+
|
|
+ ret = pthread_join (t1, NULL);
|
|
+ if (ret) /* first-join */
|
|
+ fprintf(stderr, "pthread_join(): %s", strerror (ret));
|
|
+ ret = pthread_join (t2, NULL);
|
|
+ if (ret)
|
|
+ fprintf(stderr, "pthread_join(): %s", strerror (ret));
|
|
+
|
|
+ return 0;
|
|
+}
|
|
diff -u -X /home/short/.diffi.list -ruNp gdb-6.5-unpatched/gdb/testsuite/gdb.threads/attachstop-mt.exp gdb-6.5/gdb/testsuite/gdb.threads/attachstop-mt.exp
|
|
--- gdb-6.5-unpatched/gdb/testsuite/gdb.threads/attachstop-mt.exp 1970-01-01 01:00:00.000000000 +0100
|
|
+++ gdb-6.5/gdb/testsuite/gdb.threads/attachstop-mt.exp 2008-01-09 18:13:49.000000000 +0100
|
|
@@ -0,0 +1,278 @@
|
|
+# Copyright 2006
|
|
+
|
|
+# 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 2 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, write to the Free Software
|
|
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
+
|
|
+# This test was created by modifying gdb.threads/attachstop.
|
|
+# This file was created by Jan Kratochvil <jan.kratochvil@redhat.com>.
|
|
+# Regression for: https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=197584
|
|
+
|
|
+if $tracelevel then {
|
|
+ strace $tracelevel
|
|
+}
|
|
+
|
|
+set prms_id 0
|
|
+set bug_id 0
|
|
+
|
|
+# This test only works on Linux
|
|
+if { ![istarget "*-*-linux-gnu*"] } {
|
|
+ return 0
|
|
+}
|
|
+
|
|
+set testfile "attachstop-mt"
|
|
+set srcfile ${testfile}.c
|
|
+set binfile ${objdir}/${subdir}/${testfile}
|
|
+set escapedbinfile [string_to_regexp ${objdir}/${subdir}/${testfile}]
|
|
+
|
|
+#execute_anywhere "rm -f ${binfile}"
|
|
+remote_exec build "rm -f ${binfile}"
|
|
+# For debugging this test
|
|
+#
|
|
+#log_user 1
|
|
+
|
|
+# build the test case
|
|
+#
|
|
+if { [gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
|
|
+ gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
|
|
+}
|
|
+
|
|
+if [get_compiler_info ${binfile}] {
|
|
+ return -1
|
|
+}
|
|
+
|
|
+# Start the program running and then wait for a bit, to be sure
|
|
+# that it can be attached to.
|
|
+
|
|
+set testpid [eval exec $binfile &]
|
|
+
|
|
+# No race
|
|
+sleep 2
|
|
+
|
|
+# Do not: set testpid2 [expr $testpid + 1]
|
|
+# as it will not exist on Red Hat 2.6.9-34.0.2.ELsmp
|
|
+set testpid2 [expr $testpid + 2]
|
|
+
|
|
+set status2 /proc/${testpid}/task/${testpid2}/status
|
|
+if {[expr ! [file exists $status2]]} {
|
|
+ # kernel-2.4
|
|
+ set status2 /proc/${testpid2}/status
|
|
+}
|
|
+
|
|
+# Initial sanity test it is normally sleeping
|
|
+set fileid0 [open $status2 r];
|
|
+gets $fileid0 line1;
|
|
+gets $fileid0 line2;
|
|
+close $fileid0;
|
|
+
|
|
+set test "attach0, initial sanity check of the sleeping state"
|
|
+if {[string match "*(sleeping)*" $line2]} {
|
|
+ pass $test
|
|
+} else {
|
|
+ fail $test
|
|
+}
|
|
+
|
|
+# Sttach and detach to test it will not become stopped
|
|
+gdb_start
|
|
+gdb_reinitialize_dir $srcdir/$subdir
|
|
+gdb_load ${binfile}
|
|
+
|
|
+set test "attach0 to sleeping"
|
|
+gdb_test_multiple "attach $testpid" "$test" {
|
|
+ -re "Attaching to program.*`?$escapedbinfile'?, process $testpid.*$gdb_prompt $" {
|
|
+ pass "$test"
|
|
+ }
|
|
+}
|
|
+
|
|
+gdb_test "gcore /dev/null" ".*aved corefile.*" "attach0 to sleeping gcore invocation"
|
|
+
|
|
+gdb_test "thread 2" ".*witching to thread 2 .*" "attach0 to sleeping switch thread"
|
|
+
|
|
+gdb_test "bt" ".*sleep.*func.*" "attach0 to sleeping bt"
|
|
+
|
|
+# Exit and detach the process.
|
|
+
|
|
+gdb_exit
|
|
+
|
|
+# No race
|
|
+sleep 2
|
|
+
|
|
+# Check it did not get stopped by our gdb
|
|
+set fileid1 [open $status2 r];
|
|
+gets $fileid1 line1;
|
|
+gets $fileid1 line2;
|
|
+close $fileid1;
|
|
+
|
|
+set test "attach1, post-gdb sanity check of the sleeping state - Red Hat BZ 197584"
|
|
+if {[string match "*(sleeping)*" $line2]} {
|
|
+ pass $test
|
|
+} else {
|
|
+ fail $test
|
|
+}
|
|
+
|
|
+# Stop the program
|
|
+remote_exec build "kill -s STOP ${testpid}"
|
|
+
|
|
+# No race
|
|
+sleep 2
|
|
+
|
|
+# Check it really got stopped by kill(1)
|
|
+set fileid2 [open $status2 r];
|
|
+gets $fileid2 line1;
|
|
+gets $fileid2 line2;
|
|
+close $fileid2;
|
|
+
|
|
+set test "attach2, initial sanity check of the stopped state"
|
|
+if {[string match "*(stopped)*" $line2]} {
|
|
+ pass $test
|
|
+} else {
|
|
+ fail $test
|
|
+}
|
|
+
|
|
+# Start with clean gdb
|
|
+gdb_start
|
|
+gdb_reinitialize_dir $srcdir/$subdir
|
|
+gdb_load ${binfile}
|
|
+
|
|
+# Verify that we can attach to the process by first giving its
|
|
+# executable name via the file command, and using attach with the
|
|
+# process ID.
|
|
+
|
|
+set test "set file, before attach3 to stopped process"
|
|
+gdb_test_multiple "file $binfile" "$test" {
|
|
+ -re "Load new symbol table from.*y or n. $" {
|
|
+ gdb_test "y" "Reading symbols from $escapedbinfile\.\.\.*done." \
|
|
+ "$test (re-read)"
|
|
+ }
|
|
+ -re "Reading symbols from $escapedbinfile\.\.\.*done.*$gdb_prompt $" {
|
|
+ pass "$test"
|
|
+ }
|
|
+}
|
|
+
|
|
+set test "attach3 to stopped, after setting file"
|
|
+gdb_test_multiple "attach $testpid" "$test" {
|
|
+ -re "Attaching to program.*`?$escapedbinfile'?, process $testpid.*$gdb_prompt $" {
|
|
+ pass "$test"
|
|
+ }
|
|
+}
|
|
+
|
|
+# We may be already after the threads phase.
|
|
+# `thread 2' command is important for the test to switch the current thread to
|
|
+# a non-primary one for the detach process.
|
|
+
|
|
+gdb_test "thread 2" ".*(witching to thread 2 |hread ID 2 not known).*" "attach3 to stopped switch thread"
|
|
+gdb_test "bt" ".*sleep.*(func|main).*" "attach3 to stopped bt"
|
|
+
|
|
+# Exit and detach the process.
|
|
+gdb_exit
|
|
+
|
|
+# No race
|
|
+sleep 2
|
|
+
|
|
+set fileid3 [open $status2 r];
|
|
+gets $fileid3 line1;
|
|
+gets $fileid3 line2;
|
|
+close $fileid3;
|
|
+
|
|
+set test "attach3, exit leaves process stopped"
|
|
+if {[string match "*(stopped)*" $line2]} {
|
|
+ pass $test
|
|
+} else {
|
|
+ fail $test
|
|
+}
|
|
+
|
|
+# At this point, the process should still be stopped
|
|
+
|
|
+# Continue the test as we would hit another expected bug regarding
|
|
+# Program received signal SIGSTOP, Stopped (signal).
|
|
+# across NPTL threads.
|
|
+
|
|
+gdb_start
|
|
+gdb_reinitialize_dir $srcdir/$subdir
|
|
+gdb_load ${binfile}
|
|
+
|
|
+# Verify that we can attach to the process just by giving the
|
|
+# process ID.
|
|
+
|
|
+set test "attach4 to stopped, after setting file"
|
|
+gdb_test_multiple "attach $testpid" "$test" {
|
|
+ -re "Attaching to program.*`?$escapedbinfile'?, process $testpid.*$gdb_prompt $" {
|
|
+ pass "$test"
|
|
+ }
|
|
+}
|
|
+
|
|
+# We may be already after the threads phase.
|
|
+# `thread 2' command is important for the test to switch the current thread to
|
|
+# a non-primary one for the detach process.
|
|
+
|
|
+gdb_test "thread 2" ".*(witching to thread 2 |hread ID 2 not known).*" "attach4 to stopped switch thread"
|
|
+gdb_test "bt" ".*sleep.*(func|main).*" "attach4 to stopped bt"
|
|
+
|
|
+# RHEL3U8 kernel-2.4.21-47.EL will not return SIGINT but only shorten the sleep.
|
|
+gdb_breakpoint [gdb_get_line_number "Ridiculous time"]
|
|
+gdb_breakpoint [gdb_get_line_number "cut the sleep time"]
|
|
+set test "attach4 continue"
|
|
+send_gdb "continue\n"
|
|
+gdb_expect {
|
|
+ -re "Continuing"
|
|
+ { pass "continue ($test)" }
|
|
+ timeout
|
|
+ { fail "continue ($test) (timeout)" }
|
|
+}
|
|
+
|
|
+# For this to work we must be sure to consume the "Continuing."
|
|
+# message first, or GDB's signal handler may not be in place.
|
|
+after 1000 {send_gdb "\003"}
|
|
+set test "attach4 stop by interrupt"
|
|
+gdb_expect {
|
|
+ -re "Program received signal SIGINT.*$gdb_prompt $"
|
|
+ {
|
|
+ pass $test
|
|
+ }
|
|
+ -re "Breakpoint \[0-9\].*$srcfile.*$gdb_prompt $"
|
|
+ {
|
|
+ pass $test
|
|
+ }
|
|
+ timeout
|
|
+ {
|
|
+ fail "$test (timeout)"
|
|
+ }
|
|
+}
|
|
+
|
|
+gdb_exit
|
|
+
|
|
+# No race
|
|
+sleep 2
|
|
+
|
|
+# At this point, the process should be sleeping
|
|
+
|
|
+set fileid4 [open $status2 r];
|
|
+gets $fileid4 line1;
|
|
+gets $fileid4 line2;
|
|
+close $fileid4;
|
|
+
|
|
+set test "attach4, exit leaves process sleeping"
|
|
+if {[string match "*(sleeping)*" $line2]} {
|
|
+ pass $test
|
|
+} else {
|
|
+ fail $test
|
|
+}
|
|
+
|
|
+# Make sure we don't leave a process around to confuse
|
|
+# the next test run (and prevent the compile by keeping
|
|
+# the text file busy), in case the "set should_exit" didn't
|
|
+# work.
|
|
+
|
|
+remote_exec build "kill -9 ${testpid}"
|
|
+
|
|
+return 0
|