From FEDORA_PATCHES Mon Sep 17 00:00:00 2001

From: Jan Kratochvil <jan.kratochvil@redhat.com>

Date: Fri, 27 Oct 2017 21:07:50 +0200

Subject: gdb-6.6-bz229517-gcore-without-terminal.patch

;; Allow running `/usr/bin/gcore' with provided but inaccessible tty (BZ 229517).

;;=fedoratest

2007-04-22  Jan Kratochvil <jan.kratochvil@redhat.com>

	* gdb_gcore.sh: Redirect GDB from `

2007-04-22  Jan Kratochvil <jan.kratochvil@redhat.com>

	* gdb.base/gcorebg.exp, gdb.base/gcorebg.c: New files.

diff --git a/gdb/testsuite/gdb.base/gcorebg.c b/gdb/testsuite/gdb.base/gcorebg.c

new file mode 100644

--- /dev/null

+++ b/gdb/testsuite/gdb.base/gcorebg.c

@@ -0,0 +1,49 @@

+#include <stdio.h>

+#include <sys/types.h>

+#include <unistd.h>

+#include <stdlib.h>

+#include <signal.h>

+#include <string.h>

+#include <assert.h>

+

+int main (int argc, char **argv)

+{

+  pid_t pid = 0;

+  pid_t ppid;

+  char buf[1024*2 + 500];

+  int gotint;

+

+  if (argc != 4)

+    {

+      fprintf (stderr, "Syntax: %s {standard|detached} <gcore command> <core output file>\n",

+	       argv[0]);

+      exit (1);

+    }

+

+  pid = fork ();

+

+  switch (pid)

+    {

+      case 0:

+        if (strcmp (argv[1], "detached") == 0)

+	  setpgrp ();

+	ppid = getppid ();

+	gotint = snprintf (buf, sizeof (buf), "sh %s -o %s %d", argv[2], argv[3], (int) ppid);

+	assert (gotint < sizeof (buf));

+	system (buf);

+	fprintf (stderr, "Killing parent PID %d\n", ppid);

+	kill (ppid, SIGTERM);

+	break;

+

+      case -1:

+	perror ("fork err\n");

+	exit (1);

+	break;

+

+      default:

+	fprintf (stderr,"Sleeping as PID %d\n", getpid ());

+	sleep (60);

+    }

+

+  return 0;

+}

diff --git a/gdb/testsuite/gdb.base/gcorebg.exp b/gdb/testsuite/gdb.base/gcorebg.exp

new file mode 100644

--- /dev/null

+++ b/gdb/testsuite/gdb.base/gcorebg.exp

@@ -0,0 +1,113 @@

+# Copyright 2007 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.

+

+# Please email any bugs, comments, and/or additions to this file to:

+# bug-gdb@prep.ai.mit.edu

+

+# This file was written by Jan Kratochvil <jan.kratochvil@redhat.com>.

+# This is a test for `gdb_gcore.sh' functionality.

+# It also tests a regression with `gdb_gcore.sh' being run without its

+# accessible terminal.

+

+if ![info exists GCORE] {

+    set GCORE "[standard_output_file ../../../../gcore]"

+}

+verbose "using GCORE = $GCORE" 2

+

+set testfile "gcorebg"

+set srcfile  ${testfile}.c

+set binfile  [standard_output_file ${testfile}]

+set corefile [standard_output_file ${testfile}.test]

+

+if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {

+     untested gcorebg.exp

+     return -1

+}

+

+# Cleanup.

+

+proc core_clean {} {

+    global corefile

+

+    foreach file [glob -nocomplain [join [list $corefile *] ""]] {

+	verbose "Delete file $file" 1

+	remote_file target delete $file

+    }

+}

+core_clean

+remote_file target delete "./gdb"

+

+# Generate the core file.

+

+# Provide `./gdb' for `gdb_gcore.sh' running it as a bare `gdb' command.

+# Setup also `$PATH' appropriately.

+# If GDB was not found let `gdb_gcore.sh' to find the system GDB by `$PATH'.

+if {$GDB != "gdb"} {

+    file link ./gdb $GDB

+}

+global env

+set oldpath $env(PATH)

+set env(PATH) [join [list . $env(PATH)] ":"]

+verbose "PATH = $env(PATH)" 2

+

+# Test file body.

+# $detached == "standard" || $detached == "detached"

+

+proc test_body { detached } {

+    global binfile

+    global GCORE

+    global corefile

+

+    set res [remote_spawn target "$binfile $detached $GCORE $corefile"]

+    if { $res < 0 || $res == "" } {

+	fail "Spawning $detached gcore"

+	return 1

+    }

+    pass "Spawning $detached gcore"

+    remote_expect target 20 {

+	timeout {

+	    fail "Spawned $detached gcore finished (timeout)"

+	    remote_exec target "kill -9 -[exp_pid -i $res]"

+	    return 1

+	}

+	"Saved corefile .*\r\nKilling parent PID " {

+	    pass "Spawned $detached gcore finished"

+	    remote_wait target 20

+	}

+    }

+

+    if {1 == [llength [glob -nocomplain [join [list $corefile *] ""]]]} {

+	pass "Core file generated by $detached gcore"

+    } else {

+	fail "Core file generated by $detached gcore"

+    }

+    core_clean

+}

+

+# First a general `gdb_gcore.sh' spawn with its controlling terminal available.

+

+test_body standard

+

+# And now `gdb_gcore.sh' spawn without its controlling terminal available.

+# It is spawned through `gcorebg.c' using setpgrp ().

+

+test_body detached

+

+

+# Cleanup.

+

+set env(PATH) $oldpath

+remote_file target delete "./gdb"