1# Copyright 2009-2013 Free Software Foundation, Inc. 2 3# This program is free software; you can redistribute it and/or modify 4# it under the terms of the GNU General Public License as published by 5# the Free Software Foundation; either version 3 of the License, or 6# (at your option) any later version. 7# 8# This program is distributed in the hope that it will be useful, 9# but WITHOUT ANY WARRANTY; without even the implied warranty of 10# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11# GNU General Public License for more details. 12# 13# You should have received a copy of the GNU General Public License 14# along with this program. If not, see <http://www.gnu.org/licenses/>. 15 16# Test that when a thread other than the main thread execs, and the 17# main thread was stopped due to user request, the new incarnation of 18# the main thread doesn't just silently stop at the first internal 19# breakpoint (usually the _dl_debug_state breakpoint). 20 21# No exec event support in the remote protocol. 22if { [is_remote target] } then { 23 continue 24} 25 26if { ![support_displaced_stepping] } { 27 unsupported "displaced stepping" 28 return -1 29} 30 31load_lib mi-support.exp 32set MIFLAGS "-i=mi" 33 34gdb_exit 35if {[mi_gdb_start]} { 36 continue 37} 38 39# 40# Start here 41# 42standard_testfile nsthrexec.c 43 44set options [list debug] 45if {[gdb_compile_pthreads "$srcdir/$subdir/$srcfile" $binfile executable $options] != "" } { 46 return -1 47} 48 49mi_gdb_reinitialize_dir $srcdir/$subdir 50mi_gdb_load $binfile 51 52mi_gdb_test "-gdb-set non-stop 1" ".*" 53mi_gdb_test "-gdb-set target-async 1" ".*" 54mi_detect_async 55 56if { [mi_run_to_main] < 0 } { 57 continue 58} 59 60mi_create_breakpoint thread_execler 2 keep thread_execler .* .* .* \ 61 "breakpoint at thread_execler" 62 63# All threads should stop, except the main thread. 64mi_send_resuming_command "exec-continue --all" "resume all" 65mi_expect_stop "breakpoint-hit" "thread_execler" "\[^\n\]*" "$srcfile" \ 66 "\[0-9\]*" {"" "disp=\"keep\""} "stop at thread_execler" 67 68mi_check_thread_states \ 69 {"running" "stopped"} \ 70 "thread state, execler stopped, main running" 71 72mi_gdb_test "200-exec-interrupt --thread 1" "200\\^done" "interrupt main thread" 73mi_expect_interrupt "main thread interrupted" 74 75mi_check_thread_states {"stopped" "stopped"} "thread state, all stopped" 76 77# now that we know about all the threads, we can get rid of the breakpoints 78mi_delete_breakpoints 79 80mi_create_breakpoint main 3 keep main .* .* .* \ 81 "breakpoint at main" 82 83# Now resume the execler thread. Eventually, it execs. 84mi_send_resuming_command "exec-continue --thread 2" "resume execler thread" 85 86# Check that the main thread passes by the _dl_debug_state internal 87# breakpoint without silently stopping. 88mi_expect_stop "breakpoint-hit" "main" "\[^\n\]*" "$srcfile" \ 89 "\[0-9\]*" {"" "disp=\"keep\""} "stop at main after exec" 90 91mi_gdb_exit 92