| # Copyright (C) 2008-2021 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/>. |
| |
| # Test handling of threads across an execl. |
| |
| # Original image, loads a thread library. |
| standard_testfile |
| |
| if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { |
| return -1 |
| } |
| |
| # New image, that does not load a thread library. |
| set testfile1 "execl1" |
| set srcfile1 ${testfile1}.c |
| set binfile1 [standard_output_file ${testfile1}] |
| |
| if {[gdb_compile "${srcdir}/${subdir}/${srcfile1}" "${binfile1}" executable {debug}] != "" } { |
| return -1 |
| } |
| |
| clean_restart ${binfile} |
| |
| runto_main |
| |
| gdb_test "b [gdb_get_line_number "breakpoint here"]" \ |
| ".*Breakpoint .*execl.*" "set breakpoint at execl" |
| |
| gdb_test "continue" ".*breakpoint here.*" "continue to exec" |
| |
| gdb_test "info threads" "1 *Thread.*2 *Thread.*3 *Thread.*" "info threads before exec" |
| |
| # Work around PR25656, where the breakpoint above sets 2 breakpoint locations: |
| # - one on gdb.threads/execl.c:$linenumber, and |
| # - one in GLIBC's execl.c:$linenumber, in __GI_execl |
| # Delete the breakpoint to make sure we hit main upon continue, rather than |
| # __GI_execl. |
| gdb_test_no_output "delete 2" |
| |
| # When continuing from this point we'll hit the breakpoint in main() |
| # again, this time in the exec'd process. |
| gdb_test "continue" ".*Breakpoint 1, main.*" \ |
| "continue across exec" |
| |
| gdb_test_multiple "info threads" "info threads after exec" { |
| -re "2 *Thread .*$gdb_prompt $" { |
| # Old threads left behind. |
| fail "$gdb_test_name" |
| } |
| -re "4 *Thread .*$gdb_prompt $" { |
| # New threads registered. |
| fail "$gdb_test_name" |
| } |
| -re "$gdb_prompt $" { |
| # Target doesn't register the main thread, pass for now. |
| pass "$gdb_test_name" |
| } |
| } |
| |
| gdb_continue_to_end |