[rfa/gdb.threads] Test static thread program

[Andrew Cagney <ac131313 at redhat dot com>]

Hello,

This test a static threaded program being debugged (it picks up kfails). 
 Tested on RHEL3 amd64.

ok?
Andrew

2004-08-10  Andrew Cagney  <cagney@gnu.org>

	* gdb.threads/staticthreads.c, gdb.threads/staticthreads.exp: New
	files.

Index: gdb.threads/staticthreads.c
===================================================================
RCS file: gdb.threads/staticthreads.c
diff -N gdb.threads/staticthreads.c
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ gdb.threads/staticthreads.c	10 Aug 2004 14:14:10 -0000
@@ -0,0 +1,73 @@
+/* This test program is part of GDB, The GNU debugger.
+
+   Copyright 2004 Free Software Foundation, Inc.
+
+   Originally written by Jeff Johnston <jjohnstn@redhat.com>,
+   contributed by Red Hat
+
+   This file is part of GDB.
+
+   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.  */
+
+#include <pthread.h>
+#include <semaphore.h>
+#include <stdio.h>
+#include <limits.h>
+#include <errno.h>
+
+sem_t semaphore;
+
+void *
+thread_function (void *arg)
+{
+  printf ("Thread executing\n");
+  while (sem_wait (&semaphore) != 0)
+    {
+      if (errno != EINTR)
+	{
+	  perror ("thread_function");
+	  return;
+	}
+    }
+  return NULL;
+}
+
+int 
+main (int argc, char **argv)
+{
+  pthread_attr_t attr;
+
+  pthread_attr_init (&attr);
+  pthread_attr_setstacksize (&attr, PTHREAD_STACK_MIN);
+
+  if (sem_init (&semaphore, 0, 0) == -1)
+    {
+      perror ("semaphore");
+      return -1;
+    }
+
+
+  /* Create a thread, wait for it to complete.  */
+  {
+    pthread_t thread;
+    pthread_create (&thread, &attr, thread_function, NULL);
+    sem_post (&semaphore);
+    pthread_join (thread, NULL);
+  }
+
+  pthread_attr_destroy (&attr);
+  return 0;
+}
Index: gdb.threads/staticthreads.exp
===================================================================
RCS file: gdb.threads/staticthreads.exp
diff -N gdb.threads/staticthreads.exp
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ gdb.threads/staticthreads.exp	10 Aug 2004 14:14:10 -0000
@@ -0,0 +1,87 @@
+# static.exp -- test script, for GDB, the GNU debugger.
+
+# Copyright 2004 Free Software Foundation, Inc.
+
+# Originally written by Jeff Johnston, contributed by Red Hat.
+
+# 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.  
+
+if $tracelevel then {
+	strace $tracelevel
+}
+
+set prms_id 0
+set bug_id 0
+
+set testfile "staticthreads"
+set srcfile ${testfile}.c
+set binfile ${objdir}/${subdir}/${testfile}
+set static_flag "-static"
+
+if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" \
+	 executable \
+	 [list debug "incdir=${objdir}" "additional_flags=${static_flag}" \
+	     ]] != "" } {
+    return -1
+}
+
+gdb_start
+gdb_reinitialize_dir $srcdir/$subdir
+gdb_load ${binfile}
+gdb_test "set print sevenbit-strings" ""
+
+
+# See if the static multi-threaded program runs.
+
+runto_main
+gdb_test "break sem_post"
+set test "Continue to main's call of sem_post"
+gdb_test_multiple "continue" "$test" {
+    -re " sem_post .*$gdb_prompt " {
+	pass "$test"
+    }
+    -re "Program received signal .*$gdb_prompt " {
+	kfail gdb/1328 "$test"
+    }
+}
+    
+
+# See if handle SIG32 helps (a little) with a static multi-threaded
+# program.
+
+rerun_to_main
+gdb_test "handle SIG32 nostop noprint pass"
+set test "Handle SIG32 helps"
+gdb_test "continue" " sem_post .*" "handle SIG32 helps"
+
+
+# See if info threads produces anything approaching a thread list.
+
+set test "info threads"
+gdb_test "info threads" " Thread .*$gdb_prompt"
+
+
+# Check that the program can be quit.
+
+set test "GDB exits with static thread program"
+gdb_test_multiple "quit" "$test" {
+    -re "The program is running.  Exit anyway\\? \\(y or n\\) $" {
+	send_gdb "y\n"
+	exp_continue
+    }
+    eof {
+        pass "$test"
+    }
+}