# Copyright (C) 2004, 2007, 2008 Free Software Foundation, Inc.
|
# Copyright (C) 2004, 2007, 2008 Free Software Foundation, Inc.
|
|
|
# This program is free software; you can redistribute it and/or modify
|
# 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
|
# it under the terms of the GNU General Public License as published by
|
# the Free Software Foundation; either version 3 of the License, or
|
# the Free Software Foundation; either version 3 of the License, or
|
# (at your option) any later version.
|
# (at your option) any later version.
|
#
|
#
|
# This program is distributed in the hope that it will be useful,
|
# This program is distributed in the hope that it will be useful,
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
# GNU General Public License for more details.
|
# GNU General Public License for more details.
|
#
|
#
|
# You should have received a copy of the GNU General Public License
|
# You should have received a copy of the GNU General Public License
|
# along with this program. If not, see .
|
# along with this program. If not, see .
|
|
|
# Please email any bugs, comments, and/or additions to this file to:
|
# Please email any bugs, comments, and/or additions to this file to:
|
# bug-gdb@gnu.org
|
# bug-gdb@gnu.org
|
|
|
# This file verifies that GDB is able to compute a backtrace for a thread
|
# This file verifies that GDB is able to compute a backtrace for a thread
|
# being blocked on a call to pthread_cond_wait().
|
# being blocked on a call to pthread_cond_wait().
|
|
|
if $tracelevel then {
|
if $tracelevel then {
|
strace $tracelevel
|
strace $tracelevel
|
}
|
}
|
|
|
set testfile "pthread_cond_wait"
|
set testfile "pthread_cond_wait"
|
set srcfile ${testfile}.c
|
set srcfile ${testfile}.c
|
set binfile ${objdir}/${subdir}/${testfile}
|
set binfile ${objdir}/${subdir}/${testfile}
|
|
|
if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug "incdir=${objdir}"]] != "" } {
|
if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug "incdir=${objdir}"]] != "" } {
|
return -1
|
return -1
|
}
|
}
|
|
|
gdb_exit
|
gdb_exit
|
gdb_start
|
gdb_start
|
gdb_reinitialize_dir $srcdir/$subdir
|
gdb_reinitialize_dir $srcdir/$subdir
|
gdb_load ${binfile}
|
gdb_load ${binfile}
|
runto_main
|
runto_main
|
|
|
gdb_test "break break_me" \
|
gdb_test "break break_me" \
|
"Breakpoint 2 at .*: file .*${srcfile}, line .*" \
|
"Breakpoint 2 at .*: file .*${srcfile}, line .*" \
|
"breakpoint on break_me"
|
"breakpoint on break_me"
|
|
|
gdb_test "continue" \
|
gdb_test "continue" \
|
".*Breakpoint 2, break_me ().*" \
|
".*Breakpoint 2, break_me ().*" \
|
"run to break_me"
|
"run to break_me"
|
|
|
#
|
#
|
# Backtrace all threads, find the one running noreturn, and
|
# Backtrace all threads, find the one running noreturn, and
|
# verify that we are able to get a sensible backtrace, including
|
# verify that we are able to get a sensible backtrace, including
|
# the frame for the pthread_cond_wait() call.
|
# the frame for the pthread_cond_wait() call.
|
#
|
#
|
# The string below will only match if the functions named
|
# The string below will only match if the functions named
|
# occur in a single thread's backtrace, in the given order.
|
# occur in a single thread's backtrace, in the given order.
|
#
|
#
|
|
|
global hex
|
global hex
|
global decimal
|
global decimal
|
|
|
#
|
#
|
# This is a "backtrace break" ("btb"):
|
# This is a "backtrace break" ("btb"):
|
#
|
#
|
set btb "\[^\r\n\]+\[\r\n\]+\#${decimal}\[ \t\]+${hex} in "
|
set btb "\[^\r\n\]+\[\r\n\]+\#${decimal}\[ \t\]+${hex} in "
|
|
|
# One of the threads is blocked on a call to pthread_cond_wait, and
|
# One of the threads is blocked on a call to pthread_cond_wait, and
|
# we want to verify that we are able to get a sensible backtrace for
|
# we want to verify that we are able to get a sensible backtrace for
|
# that thread. Because we don't know its thread ID, we can't switch
|
# that thread. Because we don't know its thread ID, we can't switch
|
# to it before doing the backtrace. So we get a backtrace for all
|
# to it before doing the backtrace. So we get a backtrace for all
|
# threads, and verify that one them returns the expected backtrace.
|
# threads, and verify that one them returns the expected backtrace.
|
gdb_test "thread apply all backtrace" \
|
gdb_test "thread apply all backtrace" \
|
"pthread_cond_wait${btb}cond_wait${btb}noreturn${btb}forever_pthread.*" \
|
"pthread_cond_wait${btb}cond_wait${btb}noreturn${btb}forever_pthread.*" \
|
"backtrace in blocked thread"
|
"backtrace in blocked thread"
|
|
|
|
|
