17faa917e0
* gdbthread.h (add_thread_with_info): New. * linux-thread-db.c: Add some documentation. (GET_LWP, GET_PID, GET_THREAD, is_lwp, is_thread, BUILD_LWP): Delete. (struct private_thread_info): Remove th_valid and ti_valid. Replace ti with tid. (thread_get_info_callback): Do not add TID to the new ptid. Do not cache th or ti. (thread_db_map_id2thr, lwp_from_thread): Delete functions. (thread_from_lwp): Assert that the LWP is set. Do not add TID to the new PTID. (attach_thread): Handle an already-existing thread. Use add_thread_with_info. Cache the th and tid. (detach_thread): Verify that private was set. Remove verbose argument and printing. Update caller. (thread_db_detach): Do not adjust inferior_ptid. (clear_lwpid_callback, thread_db_resume, thread_db_kill): Delete. (check_event, find_new_threads_callback): Do not add TID to the new PTID. (thread_db_wait): Do not use lwp_from_thread. (thread_db_pid_to_str): Use the cached TID. (thread_db_extra_thread_info): Check that private is set. (same_ptid_callback): Delete. (thread_db_get_thread_local_address): Do not use it or check is_thread. Check that private is set. Assume that the thread handle is already cached. (init_thread_db_ops): Remove to_resume and to_kill. * thread.c (add_thread_with_info): New. (add_thread): Use it. * linux-nat.c (find_thread_from_lwp): Delete. (exit_lwp): Do not use it. Check print_thread_events. Print before deleting the thread. (GET_PID, GET_LWP, BUILD_LWP, is_lwp): Move to... * linux-nat.h (GET_PID, GET_LWP, BUILD_LWP, is_lwp): ...here. * inf-ttrace.c (inf_ttrace_wait): Use print_thread_events and printf_unfiltered for thread exits. * procfs.c (procfs_wait): Likewise. 2008-03-21 Pedro Alves <pedro@codesourcery.com> * gdb.threads/fork-child-threads.exp: Test next over fork.
53 lines
1.8 KiB
Text
53 lines
1.8 KiB
Text
# Copyright (C) 2008 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 <http://www.gnu.org/licenses/>.
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# Only GNU/Linux is known to support `set follow-fork-mode child'.
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if { ! [istarget "*-*-linux*"] } {
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return 0
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}
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set testfile fork-child-threads
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set srcfile ${testfile}.c
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set binfile ${objdir}/${subdir}/${testfile}
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if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
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return -1
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}
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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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if ![runto_main] then {
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fail "Can't run to main"
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return 0
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}
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gdb_test "set follow-fork-mode child"
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gdb_breakpoint "start"
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# Make sure we can step over fork without losing our breakpoint.
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gdb_test "next" ".*pthread_create \\(&thread, NULL, start, NULL\\);.*" "next over fork"
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gdb_test "continue" "Breakpoint 2, start.*" "get to the spawned thread"
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# Wrong:
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# * 2 LWP 4466 start (arg=0x0) at fork-child-threads.c:28
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# Correct:
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# * 3 Thread 0x40a00950 (LWP 5553) start (arg=0x0) at ../.././gdb/testsuite/gdb.threads/fork-child-threads.c:28
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# 2 Thread 0x2aaaaaac3000 (LWP 5552) 0x00000031674076dd in pthread_join (threadid=<value optimized out>, thread_return=<value optimized out>) at pthread_join.c:89
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gdb_test "info threads" " Thread .* Thread .*" "two threads found"
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