324 lines
9.5 KiB
Diff
324 lines
9.5 KiB
Diff
From FEDORA_PATCHES Mon Sep 17 00:00:00 2001
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From: Jeff Johnston <jjohnstn@redhat.com>
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Date: Fri, 27 Oct 2017 21:07:50 +0200
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Subject: gdb-6.3-inferior-notification-20050721.patch
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;; Notify observers that the inferior has been created
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;;=fedoratest
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2005-07-21 Jeff Johnston <jjohnstn@redhat.com>
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* gdb.base/attach-32.exp: New test for attaching in 32-bit
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mode on 64-bit systems.
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* gdb.base/attach-32.c: Ditto.
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* gdb.base/attach-32b.c: Ditto.
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2007-12-26 Jan Kratochvil <jan.kratochvil@redhat.com>
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* gdb.base/attach-32.exp: Fix forgotten $GDBFLAGS as set.
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diff --git a/gdb/testsuite/gdb.base/attach-32.c b/gdb/testsuite/gdb.base/attach-32.c
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new file mode 100644
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--- /dev/null
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+++ b/gdb/testsuite/gdb.base/attach-32.c
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@@ -0,0 +1,20 @@
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+/* This program is intended to be started outside of gdb, and then
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+ attached to by gdb. Thus, it simply spins in a loop. The loop
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+ is exited when & if the variable 'should_exit' is non-zero. (It
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+ is initialized to zero in this program, so the loop will never
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+ exit unless/until gdb sets the variable to non-zero.)
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+ */
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+#include <stdio.h>
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+
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+int should_exit = 0;
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+
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+int main ()
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+{
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+ int local_i = 0;
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+
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+ while (! should_exit)
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+ {
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+ local_i++;
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+ }
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+ return 0;
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+}
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diff --git a/gdb/testsuite/gdb.base/attach-32.exp b/gdb/testsuite/gdb.base/attach-32.exp
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new file mode 100644
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--- /dev/null
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+++ b/gdb/testsuite/gdb.base/attach-32.exp
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@@ -0,0 +1,245 @@
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+# Copyright 2005 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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+# This test was based on attach.exp and modified for 32/64 bit Linux systems. */
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+
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+# On HP-UX 11.0, this test is causing a process running the program
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+# "attach" to be left around spinning. Until we figure out why, I am
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+# commenting out the test to avoid polluting tiamat (our 11.0 nightly
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+# test machine) with these processes. RT
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+#
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+# Setting the magic bit in the target app should work. I added a
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+# "kill", and also a test for the R3 register warning. JB
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+if { ![istarget "x86_64*-*linux*"]
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+ && ![istarget "powerpc64*-*linux*"]} {
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+ return 0
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+}
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+
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+# are we on a target board
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+if [is_remote target] then {
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+ return 0
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+}
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+
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+set testfile "attach-32"
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+set srcfile ${testfile}.c
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+set srcfile2 ${testfile}b.c
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+set binfile [standard_output_file ${testfile}]
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+set binfile2 [standard_output_file ${testfile}b]
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+set escapedbinfile [string_to_regexp [standard_output_file ${testfile}]]
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+
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+#execute_anywhere "rm -f ${binfile} ${binfile2}"
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+remote_exec build "rm -f ${binfile} ${binfile2}"
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+# For debugging this test
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+#
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+#log_user 1
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+
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+# build the first test case
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+#
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+if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug "additional_flags=-m32"]] != "" } {
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+ gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
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+}
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+
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+# Build the in-system-call test
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+
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+if { [gdb_compile "${srcdir}/${subdir}/${srcfile2}" "${binfile2}" executable [list debug "additional_flags=-m32"]] != "" } {
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+ gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
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+}
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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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+proc do_attach_tests {} {
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+ global gdb_prompt
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+ global binfile
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+ global escapedbinfile
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+ global srcfile
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+ global testfile
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+ global objdir
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+ global subdir
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+ global timeout
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+ global testpid
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+
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+ # Verify that we can "see" the variable "should_exit" in the
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+ # program, and that it is zero.
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+
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+ gdb_test "print should_exit" " = 0" "after attach-32, print should_exit"
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+
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+ # Verify that we can modify the variable "should_exit" in the
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+ # program.
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+
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+ gdb_test "set should_exit=1" "" "after attach-32, set should_exit"
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+
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+ # Verify that the modification really happened.
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+
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+ send_gdb "tbreak 19\n"
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+ gdb_expect {
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+ -re "reakpoint .*at.*$srcfile, line 19.*$gdb_prompt $" {
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+ pass "after attach-32, set tbreak postloop"
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+ }
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+ -re "$gdb_prompt $" {
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+ fail "after attach-32, set tbreak postloop"
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+ }
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+ timeout {
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+ fail "(timeout) after attach-32, set tbreak postloop"
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+ }
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+ }
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+ send_gdb "continue\n"
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+ gdb_expect {
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+ -re "main.*at.*$srcfile:19.*$gdb_prompt $" {
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+ pass "after attach-32, reach tbreak postloop"
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+ }
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+ -re "$gdb_prompt $" {
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+ fail "after attach-32, reach tbreak postloop"
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+ }
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+ timeout {
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+ fail "(timeout) after attach-32, reach tbreak postloop"
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+ }
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+ }
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+
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+ # Allow the test process to exit, to cleanup after ourselves.
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+
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+ gdb_test "continue" {\[Inferior .* exited normally\]} "after attach-32, 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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+ remote_exec build "kill -9 ${testpid}"
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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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+
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+ set testpid [eval exec $binfile &]
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+ exec sleep 2
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+ if { [istarget "*-*-cygwin*"] } {
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+ # testpid is the Cygwin PID, GDB uses the Windows PID, which might be
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+ # different due to the way fork/exec works.
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+ set testpid [ exec ps -e | gawk "{ if (\$1 == $testpid) print \$4; }" ]
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+ }
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+
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+ # Verify that we can attach to the process, and find its a.out
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+ # when we're cd'd to some directory that doesn't contain the
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+ # a.out. (We use the source path set by the "dir" command.)
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+
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+ gdb_test "dir ${objdir}/${subdir}" "Source directories searched: .*" \
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+ "set source path"
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+
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+ gdb_test "cd /tmp" "Working directory /tmp." \
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+ "cd away from process working directory"
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+
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+ # Explicitly flush out any knowledge of the previous attachment.
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+
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+ set test "before attach-32-3, flush symbols"
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+ gdb_test_multiple "symbol" "$test" {
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+ -re "Discard symbol table from.*y or n. $" {
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+ gdb_test "y" "No symbol file now." \
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+ "$test"
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+ }
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+ -re "No symbol file now.*$gdb_prompt $" {
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+ pass "$test"
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+ }
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+ }
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+
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+ gdb_test "exec" "No executable file now." \
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+ "before attach-32-3, flush exec"
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+
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+ gdb_test "attach $testpid" \
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+ "Attaching to process $testpid.*Reading symbols from $escapedbinfile.*main.*at .*" \
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+ "attach-32 when process' a.out not in cwd"
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+
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+ set test "after attach-32-3, exit"
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+ gdb_test_multiple "kill" "$test" {
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+ -re "Kill the program being debugged.*y or n. $" {
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+ gdb_test "y" "" "$test"
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+ }
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+ }
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+
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+ # Another "don't leave a process around"
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+ remote_exec build "kill -9 ${testpid}"
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+}
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+
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+proc do_call_attach_tests {} {
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+ global gdb_prompt
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+ global binfile2
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+ global testpid
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+
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+ # See if other registers are problems
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+
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+ set test "info other register"
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+ gdb_test_multiple "i r r3" "$test" {
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+ -re "warning: reading register.*$gdb_prompt $" {
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+ fail "$test"
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+ }
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+ -re "r3.*$gdb_prompt $" {
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+ pass "$test"
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+ }
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+ }
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+
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+ # Get rid of the process
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+
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+ gdb_test "p should_exit = 1"
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+ gdb_test "c" {\[Inferior .* exited normally\]}
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+
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+ # Be paranoid
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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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+
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+# Start with a fresh gdb
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+
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+gdb_exit
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+set testpid [eval exec $binfile &]
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+exec sleep 3
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+if { [istarget "*-*-cygwin*"] } {
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+ # testpid is the Cygwin PID, GDB uses the Windows PID, which might be
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+ # different due to the way fork/exec works.
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+ set testpid [ exec ps -e | gawk "{ if (\$1 == $testpid) print \$4; }" ]
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+}
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+
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+set GDBFLAGS_orig $GDBFLAGS
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+set GDBFLAGS "--pid=$testpid"
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+gdb_start
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+set GDBFLAGS $GDBFLAGS_orig
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+
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+gdb_reinitialize_dir $srcdir/$subdir
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+
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+# This is a test of gdb's ability to attach to a running process.
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+
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+do_attach_tests
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+
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+# Test attaching when the target is inside a system call
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+
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+gdb_exit
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+set testpid [eval exec $binfile2 &]
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+exec sleep 3
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+if { [istarget "*-*-cygwin*"] } {
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+ # testpid is the Cygwin PID, GDB uses the Windows PID, which might be
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+ # different due to the way fork/exec works.
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+ set testpid [ exec ps -e | gawk "{ if (\$1 == $testpid) print \$4; }" ]
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+}
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+
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+set GDBFLAGS_orig $GDBFLAGS
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+set GDBFLAGS "--pid=$testpid"
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+gdb_start
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+set GDBFLAGS $GDBFLAGS_orig
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+
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+gdb_reinitialize_dir $srcdir/$subdir
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+do_call_attach_tests
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+
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+return 0
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diff --git a/gdb/testsuite/gdb.base/attach-32b.c b/gdb/testsuite/gdb.base/attach-32b.c
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new file mode 100644
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--- /dev/null
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+++ b/gdb/testsuite/gdb.base/attach-32b.c
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@@ -0,0 +1,24 @@
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+/* This program is intended to be started outside of gdb, and then
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+ attached to by gdb. Thus, it simply spins in a loop. The loop
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+ is exited when & if the variable 'should_exit' is non-zero. (It
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+ is initialized to zero in this program, so the loop will never
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+ exit unless/until gdb sets the variable to non-zero.)
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+ */
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+#include <stdio.h>
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+#include <stdlib.h>
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+#include <unistd.h>
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+
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+int should_exit = 0;
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+
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+int main ()
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+{
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+ int local_i = 0;
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+
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+ sleep( 10 ); /* System call causes register fetch to fail */
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+ /* This is a known HPUX "feature" */
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+ while (! should_exit)
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+ {
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+ local_i++;
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+ }
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+ return (0);
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+}
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