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jeremybenn |
# Copyright (C) 1996, 1997, 2002, 2003, 2007, 2008
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# Free Software Foundation, Inc.
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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 3 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, see .
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# Please email any bugs, comments, and/or additions to this file to:
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# bug-gdb@prep.ai.mit.edu
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# This file was written by Daniel Jacobowitz
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# (parts based on pthreads.exp by Fred Fish (fnf@cygnus.com).
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#
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# It tests miscellaneous actions with multiple threads, including
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# handling for thread exit.
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if $tracelevel then {
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strace $tracelevel
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}
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set prms_id 0
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set bug_id 0
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set testfile "print-threads"
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set srcfile ${testfile}.c
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set binfile ${objdir}/${subdir}/${testfile}
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# regexp for "horizontal" text (i.e. doesn't include newline or
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# carriage return)
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set horiz "\[^\n\r\]*"
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if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug "incdir=${objdir}"]] != "" } {
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return -1
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}
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# Now we can proceed with the real testing.
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# Start with a fresh gdb.
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_load ${binfile}
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gdb_test "set print sevenbit-strings" ""
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#gdb_test "set print address off" ""
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gdb_test "set width 0" ""
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# We'll need this when we send_gdb a ^C to GDB. Need to do it before we
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# run the program and gdb starts saving and restoring tty states.
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# On Ultrix, we don't need it and it is really slow (because shell_escape
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# doesn't use vfork).
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if ![istarget "*-*-ultrix*"] then {
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gdb_test "shell stty intr '^C'" ""
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}
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proc test_all_threads { name kill } {
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global gdb_prompt
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set i 0
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set j 0
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send_gdb "continue\n"
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gdb_expect {
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-re "Breakpoint \[0-9\]+, thread_function \\(arg=.*\\) at .*print-threads.c:\[0-9\]+.*$gdb_prompt" {
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set i [expr $i + 1]
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pass "Hit thread_function breakpoint, $i ($name)"
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send_gdb "continue\n"
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exp_continue
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}
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-re "Breakpoint \[0-9\]+, .* kill \\(.*\\) .*$gdb_prompt" {
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set j [expr $j + 1]
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if { $kill == 1 } {
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pass "Hit kill breakpoint, $j ($name)"
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} else {
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fail "Hit kill breakpoint, $j ($name) (unexpected)"
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}
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send_gdb "continue\n"
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exp_continue
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}
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-re "Program exited normally\\.\[\r\n\]+$gdb_prompt" {
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pass "program exited normally"
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if {$i == 5} {
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pass "all threads ran once ($name)"
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} else {
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fail "all threads ran once ($name) (total $i threads ran)"
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}
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}
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-re "Program received signal SIGTRAP.*(Thread \[-0-9a-fx\]* \\(zombie\\)|0x00000000 in ).*$gdb_prompt $" {
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if { $kill == 1 } {
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kfail "gdb/1265" "Running threads ($name) (zombie thread)"
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} else {
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fail "Running threads ($name) (unknown output)"
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}
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}
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-re "$gdb_prompt" {
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fail "Running threads ($name) (unknown output)"
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}
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timeout {
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fail "Running threads ($name) (timeout)"
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}
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}
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}
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runto_main
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gdb_test "break thread_function" "Breakpoint \[0-9\]+ at 0x\[0-9a-f\]+: file .*print-threads.c, line \[0-9\]*\\."
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gdb_test "set var slow = 0" ""
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test_all_threads "fast" 0
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runto_main
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gdb_test "break thread_function" "Breakpoint \[0-9\]+ at 0x\[0-9a-f\]+: file .*print-threads.c, line \[0-9\]*\\." "break thread_function (2)"
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gdb_test "set var slow = 1" ""
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test_all_threads "slow" 0
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runto_main
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gdb_test "break thread_function" "Breakpoint \[0-9\]+ at 0x\[0-9a-f\]+: file .*print-threads.c, line \[0-9\]*\\." "break thread_function (3)"
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gdb_test "set var slow = 1" "" "set var slow = 1 (2)"
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gdb_breakpoint "kill"
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test_all_threads "slow with kill breakpoint" 1
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return 0
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