4403d8e9b3
Fix watchpoints across inferior fork. * amd64-linux-nat.c (update_debug_registers_callback): Update the comment for linux_nat_iterate_watchpoint_lwps. (amd64_linux_dr_set_control, amd64_linux_dr_set_addr): Use linux_nat_iterate_watchpoint_lwps. (amd64_linux_prepare_to_resume): New comment on Linux kernel. * i386-linux-nat.c (update_debug_registers_callback): Update the comment for linux_nat_iterate_watchpoint_lwps. (i386_linux_dr_set_control, i386_linux_dr_set_addr): Use linux_nat_iterate_watchpoint_lwps. (i386_linux_prepare_to_resume): New comment on Linux kernel. * i386-nat.c: Include inferior.h. (dr_mirror): Remove. (i386_inferior_data, struct i386_inferior_data) (i386_inferior_data_get): New. (i386_debug_reg_state): Use i386_inferior_data_get. (i386_cleanup_dregs, i386_update_inferior_debug_regs) (i386_insert_watchpoint, i386_remove_watchpoint) (i386_stopped_data_address, i386_insert_hw_breakpoint) (i386_remove_hw_breakpoint): New variable state, use i386_debug_reg_state instead of DR_MIRROR. * linux-nat.c (delete_lwp): New declaration. (num_lwps): Move here from downwards. (delete_lwp_cleanup): New. (linux_child_follow_fork): Create new child_lp, call linux_nat_new_thread and linux_nat_prepare_to_resume before calling PTRACE_DETACH. (num_lwps): Move upwards. (linux_nat_iterate_watchpoint_lwps): New. * linux-nat.h (linux_nat_iterate_watchpoint_lwps_ftype): New. (linux_nat_iterate_watchpoint_lwps_ftype): New declaration. gdb/testsuite/ Fix watchpoints across inferior fork. * gdb.threads/watchpoint-fork-child.c: New file. * gdb.threads/watchpoint-fork-mt.c: New file. * gdb.threads/watchpoint-fork-parent.c: New file. * gdb.threads/watchpoint-fork-st.c: New file. * gdb.threads/watchpoint-fork.exp: New file. * gdb.threads/watchpoint-fork.h: New file.
32 lines
1 KiB
C
32 lines
1 KiB
C
/* Test case for forgotten hw-watchpoints after fork()-off of a process.
|
|
|
|
Copyright 2012 Free Software Foundation, Inc.
|
|
|
|
This file is part of GDB.
|
|
|
|
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 2 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, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA. */
|
|
|
|
#ifdef THREAD
|
|
#include <pthread.h>
|
|
|
|
extern volatile int step;
|
|
extern pthread_t thread;
|
|
#endif /* THREAD */
|
|
|
|
extern volatile int var;
|
|
|
|
extern void marker (void);
|
|
extern void forkoff (int nr);
|