+From FEDORA_PATCHES Mon Sep 17 00:00:00 2001
+From: Andrew Cagney <cagney@gnu.org>
+Date: Fri, 27 Oct 2017 21:07:50 +0200
+Subject: gdb-6.3-gstack-20050411.patch
+
+;; Add a wrapper script to GDB that implements pstack using the
+;; --readnever option.
+;;=push
+
2004-11-23 Andrew Cagney <cagney@redhat.com>
* Makefile.in (uninstall-gstack, install-gstack): New rules, add
to install and uninstall.
* gstack.sh, gstack.1: New files.
-Index: gdb-7.4.50.20120103/gdb/Makefile.in
-===================================================================
---- gdb-7.4.50.20120103.orig/gdb/Makefile.in 2012-01-03 05:52:15.000000000 +0100
-+++ gdb-7.4.50.20120103/gdb/Makefile.in 2012-01-03 05:53:25.974210230 +0100
-@@ -1017,7 +1017,7 @@ gdb.z:gdb.1
+diff --git a/gdb/Makefile.in b/gdb/Makefile.in
+--- a/gdb/Makefile.in
++++ b/gdb/Makefile.in
+@@ -2035,7 +2035,7 @@ info install-info clean-info dvi pdf install-pdf html install-html: force
install: all
@$(MAKE) $(FLAGS_TO_PASS) install-only
transformed_name=`t='$(program_transform_name)'; \
echo gdb | sed -e "$$t"` ; \
if test "x$$transformed_name" = x; then \
-@@ -1039,7 +1039,25 @@ install-only: $(CONFIG_INSTALL)
+@@ -2085,7 +2085,25 @@ install-guile:
install-python:
$(SHELL) $(srcdir)/../mkinstalldirs $(DESTDIR)$(GDB_DATADIR)/python/gdb
transformed_name=`t='$(program_transform_name)'; \
echo gdb | sed -e $$t` ; \
if test "x$$transformed_name" = x; then \
-@@ -1051,6 +1069,18 @@ uninstall: force $(CONFIG_UNINSTALL)
- $(DESTDIR)$(man1dir)/$$transformed_name.1
+@@ -2116,6 +2134,18 @@ uninstall: force $(CONFIG_UNINSTALL)
+ rm -f $(DESTDIR)$(bindir)/$$transformed_name
@$(MAKE) DO=uninstall "DODIRS=$(SUBDIRS)" $(FLAGS_TO_PASS) subdir_do
+.PHONY: uninstall-gstack
+ fi ; \
+ rm -f $(DESTDIR)$(bindir)/$$transformed_name$(EXEEXT) \
+ $(DESTDIR)$(man1dir)/$$transformed_name.1
-+
++
# The C++ name parser can be built standalone for testing.
test-cp-name-parser.o: cp-name-parser.c
$(COMPILE) -DTEST_CPNAMES cp-name-parser.c
-Index: gdb-7.4.50.20120103/gdb/gstack.sh
-===================================================================
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
-+++ gdb-7.4.50.20120103/gdb/gstack.sh 2012-01-03 05:52:37.278385632 +0100
+diff --git a/gdb/gstack.sh b/gdb/gstack.sh
+new file mode 100644
+--- /dev/null
++++ b/gdb/gstack.sh
@@ -0,0 +1,43 @@
+#!/bin/sh
+
+ fi
+fi
+
-+GDB=${GDB:-/usr/bin/gdb}
++GDB=${GDB:-gdb}
+
+# Run GDB, strip out unwanted noise.
+# --readnever is no longer used since .gdb_index is now in use.
-+$GDB --quiet -nx /proc/$1/exe $1 <<EOF 2>&1 |
++$GDB --quiet -nx $GDBARGS /proc/$1/exe $1 <<EOF 2>&1 |
+set width 0
+set height 0
+set pagination no
+ -e 's/^\((gdb) \)*//' \
+ -e '/^#/p' \
+ -e '/^Thread/p'
-Index: gdb-7.4.50.20120103/gdb/testsuite/gdb.base/gstack.exp
-===================================================================
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
-+++ gdb-7.4.50.20120103/gdb/testsuite/gdb.base/gstack.exp 2012-01-03 05:52:37.279385629 +0100
-@@ -0,0 +1,66 @@
+diff --git a/gdb/testsuite/gdb.base/gstack.c b/gdb/testsuite/gdb.base/gstack.c
+new file mode 100644
+--- /dev/null
++++ b/gdb/testsuite/gdb.base/gstack.c
+@@ -0,0 +1,43 @@
++/* This testcase is part of GDB, the GNU debugger.
++
++ Copyright 2005, 2007, 2008, 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 <stdio.h>
++#include <unistd.h>
++#include <string.h>
++
++void
++func (void)
++{
++ const char msg[] = "looping\n";
++
++ /* Use the most simple notification not to get caught by attach on exiting
++ the function. */
++ write (1, msg, strlen (msg));
++
++ for (;;);
++}
++
++int
++main (void)
++{
++ alarm (60);
++ nice (100);
++
++ func ();
++
++ return 0;
++}
+diff --git a/gdb/testsuite/gdb.base/gstack.exp b/gdb/testsuite/gdb.base/gstack.exp
+new file mode 100644
+--- /dev/null
++++ b/gdb/testsuite/gdb.base/gstack.exp
+@@ -0,0 +1,84 @@
+# Copyright (C) 2012 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+
+set testfile gstack
+set executable ${testfile}
-+set binfile ${objdir}/${subdir}/$executable
++set binfile [standard_output_file $executable]
+if {[build_executable ${testfile} ${executable} "" {debug}] == -1} {
+ return -1
+}
+ fail $test
+ return
+}
++
++# The spawn id of the test inferior.
++set test_spawn_id $res
++
+set use_gdb_stub 1
+set pid [exp_pid -i $res]
+gdb_expect {
+ return
+ }
+}
-+gdb_exit
+
+# Testcase uses the most simple notification not to get caught by attach on
+# exiting the function. Still we could retry the gstack command if we fail.
+
+set test "spawn gstack"
-+set command "sh -c GDB=$GDB\\ sh\\ ${srcdir}/../gstack.sh\\ $pid\\;echo\\ GSTACK-END"
++set command "sh -c GDB=$GDB\\ GDBARGS=-data-directory\\\\\\ $BUILD_DATA_DIRECTORY\\ sh\\ ${srcdir}/../gstack.sh\\ $pid\\;echo\\ GSTACK-END"
+set res [remote_spawn host $command];
+if { $res < 0 || $res == "" } {
+ perror "Spawning $command failed."
+ fail $test
+}
-+set pid [exp_pid -i $res]
++
++set gdb_spawn_id $res
++
+gdb_test_multiple "" $test {
+ -re "^#0 +(0x\[0-9a-f\]+ in )?\\.?func \\(\\) at \[^\r\n\]*\r\n#1 +0x\[0-9a-f\]+ in \\.?main \\(\\) at \[^\r\n\]*\r\nGSTACK-END\r\n\$" {
+ pass $test
+ }
+}
-+gdb_exit
-+
-+remote_exec host "kill -9 $pid"
-Index: gdb-7.4.50.20120103/gdb/testsuite/gdb.base/gstack.c
-===================================================================
---- /dev/null 1970-01-01 00:00:00.000000000 +0000
-+++ gdb-7.4.50.20120103/gdb/testsuite/gdb.base/gstack.c 2012-01-03 05:52:37.279385629 +0100
-@@ -0,0 +1,43 @@
-+/* This testcase is part of GDB, the GNU debugger.
-+
-+ Copyright 2005, 2007, 2008, 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 <stdio.h>
-+#include <unistd.h>
-+#include <string.h>
++gdb_test_multiple "" "gstack exits" {
++ eof {
++ set result [wait -i $gdb_spawn_id]
++ verbose $result
+
-+void
-+func (void)
-+{
-+ const char msg[] = "looping\n";
++ gdb_assert { [lindex $result 2] == 0 } "gstack exits with no error"
++ gdb_assert { [lindex $result 3] == 0 } "gstack's exit status is 0"
+
-+ /* Use the most simple notification not to get caught by attach on exiting
-+ the function. */
-+ write (1, msg, strlen (msg));
-+
-+ for (;;);
++ remote_close host
++ clear_gdb_spawn_id
++ }
+}
+
-+int
-+main (void)
-+{
-+ alarm (60);
-+ nice (100);
-+
-+ func ();
-+
-+ return 0;
-+}
++# Kill the test inferior.
++kill_wait_spawned_process $test_spawn_id
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