Commit Graph

23 Commits

Author SHA1 Message Date
Joel Brobecker
0fb0cc7590 Updated copyright notices for most files. 2009-01-03 05:58:08 +00:00
Pedro Alves
7a7d33537f * linux-fork.c (linux_fork_detach): New.
* linux-fork.h (linux_fork_detach): Declare.
	* linux-nat.c (linux_child_follow_fork): When following the fork
	child, add the child inferior before possibly detaching from the
	parent.  Don't reinstall ourselves.
	(linux_nat_detach): Call linux_fork_detach if there are other
	forks to debug.
	* linux-thread-db.c (thread_db_detach): Don't call
	target_mourn_inferior.  Instead inline the necessary bits.
	* inf-ptrace.c (inf_ptrace_detach): Don't unpush the target if
	there are other inferiors to debug.
2008-12-28 16:14:57 +00:00
Pedro Alves
0d14fc6327 * linux-nat.c (linux_child_follow_fork): If following the child,
and not detaching the parent, also add the child fork to the fork
	list.
	* linux-fork.c (linux_fork_context): Remove dead error call.
	Assert that the incoming newfp argument is not null.  Do not add a
	new fork for inferior_ptid.  Assert that there is one already.
2008-12-18 21:35:23 +00:00
Pedro Alves
7f9f62ba18 * gnu-nat.c (gnu_attach): Add process to inferiors table.
(gnu_detach): Remove it.
	* go32-nat.c (go32_create_inferior): Add process to gdb's inferior
	table.
	* inf-ptrace.c (inf_ptrace_follow_fork): Delete and add inferiors
	to inferior table accordingly.
	(inf_ptrace_attach): Add new process to inferior table.
	(inf_ptrace_detach): Remove it.
	* inf-ttrace.c (inf_ttrace_follow_fork): Delete and add inferiors
	to inferior table accordingly.
	(inf_ttrace_attach): Add process to inferior table.
	(inf_ttrace_detach): Remove it.
	* linux-fork.c (init_fork_list): Delete any left over inferior.
	(linux_fork_mourn_inferior, detach_fork_command): Also delete
	processes from inferior list.
	* monitor.c (monitor_open): Add process to inferior list.
	(monitor_close): Remove it.
	* nto-procfs.c (procfs_attach): Add process to inferior list.
	Find threads after pushing the target.
	(procfs_detach): Remove process from inferior list.
	(procfs_create_inferior): Add process to inferior list.
	* procfs.c (procfs_detach): Remove process from inferior list.
	(do_attach): Add process to inferior list.
	* remote-sim.c (sim_create_inferior): Add process to inferior list.
	(gdbsim_close): Remove it.
	* target.c (generic_mourn_inferior): If inferior_ptid is not
	null_ptid, remove the corresponding inferior from inferior list.
	* win32-nat.c (do_initial_win32_stuff): Add process to inferior list.
	(win32_detach): Remove it.
	* linux-nat.c (linux_child_follow_fork): Delete and add inferiors
	to inferior list accordingly.
	* fork-child.c (fork_inferior): Add process to inferior list.
	* corelow.c (CORELOW_PID): Define.
	(core_close): Remove core from inferior list.
	(core_open): Add it.
2008-09-22 15:16:51 +00:00
Ulrich Weigand
3e3b026fee * valops.c: Include "objfiles.h" and "symtab.h".
(find_function_in_inferior): New argument OBJF_P.  Use it to return
	objfile where function is defined.  Use per-objfile arch types
	instead of builtin_type_ to define default return type.

	* linux-fork.c (checkpoint_command): Update calls.  Use per-objfile
	architecture to define inferior call argument types.
	* gcore.c (derive_heap_segment): Likewise.
	* objc-lang.c (value_nsstring): Likewise.
	* scm-lang.c (scm_lookup_name): Likewise.
	* scm-valprint.c (scm_inferior_print): Likewise.
	* valops.c (value_allocate_space_in_inferior): Likewise.

	* eval.c (evaluate_subexp_standard): Update calls.
	* objc-lang.c (lookup_objc_class, print_object_command): Likewise.

	* linux-fork.c: Include "objfiles.h".
	* scm-lang.c: Include "objfiles.h".
	* scm-valprint.c: Include "objfiles.h".
2008-09-11 14:27:34 +00:00
Pedro Alves
4c28f408df Non-stop linux native.
* linux-nat.c (linux_test_for_tracefork): Block events while we're
	here.
	(get_pending_status): Implement non-stop mode.
	(linux_nat_detach): Stop threads before detaching.
	(linux_nat_resume): In non-stop mode, always resume only a single
	PTID.
	(linux_handle_extended_wait): On a clone event, in non-stop mode,
	add new lwp to GDB's thread table, and mark as running, executing
	and stopped appropriately.
	(linux_nat_filter_event): Don't assume there are other running
	threads when a thread exits.
	(linux_nat_wait): Mark the main thread as running and executing.
	In non-stop mode, don't stop all lwps.
	(linux_nat_kill): Stop lwps before killing them.
	(linux_nat_thread_alive): Use signal 0 to detect if a thread is
	alive.
	(send_sigint_callback): New.
	(linux_nat_stop): New.
	(linux_nat_add_target): Set to_stop to linux_nat_stop.

	* linux-nat.h (thread_db_attach_lwp): Declare.

	* linux-thread-db.c (thread_get_info_callback): Check for new
	threads if we have none.
	(thread_from_lwp, enable_thread_event): Set proc_handle.pid to the
	stopped lwp.  Check for new threads if we have none.
	(thread_db_attach_lwp): New.
	(thread_db_init): Set proc_handle.pid to inferior_ptid.
	(check_event): Set proc_handle.pid to the stopped lwp.
	(thread_db_find_new_threads): Set proc_handle.pid to any stopped
	lwp available, bail out if there is none.

	* linux-fork.c (linux_fork_killall): Use SIGKILL instead of
	PTRACE_KILL.
2008-07-10 22:58:37 +00:00
Vladimir Prus
74960c6002 * breakpoint.h (bp_location_p): New typedef.
Register a vector of bp_location_p.
	* breakpoint.c (always_inserted_mode)
	(show_always_inserted_mode): New.
	(unlink_locations_from_global_list): Remove.
	(update_global_location_list)
	(update_global_location_list_nothrow): New.
	(update_watchpoint): Don't free locations.
	(should_insert_location): New.
	(insert_bp_location): Use should_insert_location.
	(insert_breakpoint_locations): Copied from
	insert_breakpoints.
	(insert_breakpoint): Use insert_breakpoint_locations.
	(bpstat_stop_status): Call update_global_location_list
	when disabling breakpoint.
	(allocate_bp_location): Don't add to bp_location_chain.
	(set_raw_breakpoint)
	(create_longjmp_breakpoint, enable_longjmp_breakpoint)
	(disable_longjmp_breakpoint, create_overlay_event_breakpoint)
	(enable_overlay_breakpoints, disable_overlay_breakpoints)
	(set_longjmp_resume_breakpoint)
	(enable_watchpoints_after_interactive_call_stop)
	(disable_watchpoints_before_interactive_call_start)
	(create_internal_breakpoint)
	(create_fork_vfork_event_catchpoint)
	(create_exec_event_catchpoint, set_momentary_breakpoint)
	(create_breakpoints, break_command_1, watch_command_1)
	(create_exception_catchpoint)
	(handle_gnu_v3_exceptions)
	(disable_breakpoint, breakpoint_re_set_one)
	(create_thread_event_breakpoint, create_solib_event_breakpoint)
	(create_ada_exception_breakpoint): : Don't call check_duplicates.
	Call update_global_location_list.
	(delete_breakpoint): Don't remove locations and don't
	try to reinsert them. Call update_global_location_list.
	(update_breakpoint_locations): Likewise.
	(restore_always_inserted_mode): New.
	(update_breakpoints_after_exec): Temporary disable
	always inserted mode.
	* Makefile.in: Update dependencies.

	* infrun.c (proceed): Remove breakpoints while stepping
	over breakpoint.
	(handle_inferior_event): Don't remove or insert
	breakpoints.
	* linux-fork.c (checkpoint_command): Remove breakpoints
	before fork and insert after.
	(linux_fork_context): Remove breakpoints before switch
	and insert after.
	* target.c (target_disconnect, target_detach): Remove
	breakpoints from target.
2008-04-24 10:21:45 +00:00
Markus Deuling
ed49a04fe1 * exec.c: #include "arch-utils.h"
(print_section_info): Use gdbarch_from_bfd to get at the
	current architecture. Replace current_gdbarch. Fix indention.
	Replace deprecated_print_address_numeric by paddress.
	* Makefile.in (exec.o) Add dependency to arch-utils.h.

	* valprint.c (val_print_string): Replace
	deprecated_print_address_numeric.
	* tracepoint.c (trace_mention, scope_info): Likewise.
	* symmisc.c (dump_msymbols, dump_psymtab, dump_symtab_1, print_symbol)
	(print_symbol, print_partial_symbols, maintenance_info_psymtabs)
	(maintenance_check_symtabs): Likewise.
	* symfile.c (list_overlays_command): Likewise.
	* stack.c (frame_info, print_block_frame_labels): Likewise.
	* printcmd.c (print_address, print_address_demangle)
	(address_info): Likewise.
	* corefile.c (memory_error): Likewise.
	* infcmd.c (jump_command): Likewise.
	* breakpoint.c (insert_bp_location, describe_other_breakpoints)
	(mention, delete_breakpoint): Likewise.
	* c-valprint.c (print_function_pointer_address, c_val_print): Likewise.
	* dwarf2read.c (dump_die): Likewise.
	* ada-valprint.c (ada_val_print_1): Likewise.
	* f-valprint.c (f_val_print): Likewise.
	* linux-fork.c (info_forks_command): Likewise.
	* m32r-com.c (m32r_load_section, m32r_load)
	(m32r_upload_command): Likewise.

	* ui-out.c (ui_out_field_core_addr): Remove unnecessary comment.
2008-01-11 13:34:15 +00:00
Daniel Jacobowitz
9b254dd1ce Updated copyright notices for most files. 2008-01-01 22:53:26 +00:00
Pierre Muller
91c066694a 2007-10-08 Pierre Muller <muller@ics.u-strasbg.fr>
* linux-fork.c: ARI fix: include "gdb_dirent.h" instead of <dirent.h>.
	Makefile.in (linux-fork.o): Add gdb_dirent.h dependency.
2007-10-08 15:09:04 +00:00
Pierre Muller
3c61c145cc 2007-10-08 Pierre Muller <muller@ics.u-strasbg.fr>
* linux-fork.c: Move "gdb_wait.h" include back to the position of
	<sys/wait.h> include before last commit.
2007-10-08 14:40:42 +00:00
Pierre Muller
cdf430071a 2007-10-08 Pierre Muller <muller@ics.u-strasbg.fr>
* linux-fork.c: ARI fix: include "gdb_wait.h" instead of <sys/wait.h>.
	Makefile.in (linux-fork.o): Add gdb_wait.h dependency.
2007-10-08 07:43:43 +00:00
Joel Brobecker
a9762ec78a Switch the license of all .c files to GPLv3.
Switch the license of all .h files to GPLv3.
        Switch the license of all .cc files to GPLv3.
2007-08-23 18:08:50 +00:00
Ulrich Weigand
594f77850b * regcache.c (struct regcache): Add ptid_t member.
(regcache_xmalloc): Initialize it.
	(regcache_cpy_no_passthrough): Do not refer to current_regcache.
	(regcache_dup): Likewise.
	(regcache_dup_no_passthrough): Likewise.
	(current_regcache): Make static.
	(registers_ptid): Remove variable.
	(get_thread_regcache): New function.
	(get_current_regcache): New function.
	(registers_changed): Implement by freeing current regcache.
	(regcache_raw_read): Do not refer to current_regcache.  Set
	inferior_ptid to regcache->ptid while calling target routines.
	(regcache_raw_write): Likewise.
	(regcache_raw_supply): Do not refer to current_regcache.
	(read_pc_pid): Use thread regcache.  Do not modify inferior_ptid.
	(write_pc_pid): Likewise.
	(build_regcache): Remove.
	(_initialize_regcache): Do not call DEPRECATED_REGISTER_GDBARCH_SWAP
	or deprecated_register_gdbarch_swap.  Do not initialize
	registers_ptid.
	* regcache.h (get_current_regcache): Add prototype.
	(get_thread_regcache): Likewise.
	(current_regcache): Remove declaration.

	* corelow.c (core_open): Replace current_regcache by
	get_current_regcache ().
	* frame.c (frame_pop): Likewise.
	(put_frame_register): Likewise.
	(get_current_frame, create_new_frame): Likewise.
	* mi/mi-main.c (mi_cmd_data_write_register_values): Likewise.
	* stack.c (return_command): Likewise.
	* infcall.c (call_function_by_hand): Likewise.
	* infrun.c (resume): Likewise.
	(save_inferior_status, restore_inferior_status): Likewise.
	* linux-fork.c (fork_load_infrun_state): Likewise.
	(fork_save_infrun_state): Likewise.
	* win32-nat.c (win32_resume): Likewise.
	* i386fbsd-nat.c (i386fbsd_resume): Likewise.
	* monitor.c (monitor_wait): Likewise.
	* remote.c (remote_wait): Likewise.
	* remote-mips.c (mips_wait): Likewise.

	* bsd-kvm.c (bsd_kvm_open): Likewise
	(bsd_kvm_proc_cmd, bsd_kvm_pcb_cmd): Likewise.
	* fbsd-nat.c (fbsd_make_corefile_notes): Likewise.
	* i386-linux-nat.c (i386_linux_resume): Likewise.
	* ia64-linux-nat.c (ia64_linux_insert_watchpoint): Likewise.
	(ia64_linux_stopped_data_address): Likewise.

	* frv-tdep.c (frv_fdpic_loadmap_addresses): Likewise.
	* m32c-tdep.c (m32c_virtual_frame_pointer): Likewise.
	* mep-tdep.c (current_me_module, current_options): Likewise.
	* mips-tdep.c (deprecated_mips_set_processor_regs_hack): Likewise.

	* linux-nat.c (linux_nat_do_thread_registers): Use thread
	regcache instead of current_regcache.  Call target_fetch_registers.
	(linux_nat_corefile_thread_callback): Update call site.
	(linux_nat_do_registers): Likewise.
	* procfs.c (procfs_do_thread_registers): Use thread regcache instead
	of current_regcache.
	(procfs_make_note_section): Likewise.
	* proc-service.c (ps_lgetregs, ps_lsetregs): Likewise.
	(ps_lgetfpregs, ps_lsetfpregs): Likewise.
	* sol-thread.c (ps_lgetregs, ps_lsetregs): Likewise.
	(ps_lgetfpregs, ps_lsetfpregs): Likewise.
2007-06-16 17:16:26 +00:00
Daniel Jacobowitz
35f196d907 * frame.c (frame_pop, frame_observer_target_changed): Call
reinit_frame_cache.
	(flush_cached_frames): Rename to reinit_frame_cache and delete
	old implementation.
	* frame.h (flush_cached_frames): Delete prototype and update comment.

	* bsd-kvm.c (bsd_kvm_open, bsd_kvm_proc_cmd, bsd_kvm_pcb_cmd): Call
	reinit_frame_cache instead of flush_cached_frames.  Do not call
	select_frame after reinit_frame_cache.
	* corelow.c (core_open): Likewise.
	* gdbarch.sh (deprecated_current_gdbarch_select_hack): Likewise.
	* infrun.c (prepare_to_proceed, context_switch)
	(handle_inferior_event): Likewise.
	* linux-fork.c (fork_load_infrun_state): Likewise.
	* ocd.c (ocd_start_remote): Likewise.
	* remote-e7000.c (e7000_start_remote): Likewise.
	* remote-mips.c (device): Likewise.
	* thread.c (switch_to_thread): Likewise.
	* tracepoint.c (finish_tfind_command): Likewise.
	* gdbarch.c: Regenerated.
2007-02-28 17:35:01 +00:00
Daniel Jacobowitz
6aba47ca06 Copyright updates for 2007. 2007-01-09 17:59:20 +00:00
Andreas Schwab
f73adfeb8b * gdbcmd.h (detachlist): Declare.
* infcmd.c (_initialize_infcmd): Define "detach" as prefix
	command.
	* linux-fork.c (_initialize_linux_fork): Rename
	"detach-checkpoint" to "detach checkpoint" and "detach-fork" to
	"detach fork".
	* cli/cli-cmds.c (detachlist): Define.
	(init_cmd_lists): Initialize it.
	* cli/cli-cmds.h (detachlist): Declare.

doc/:
	* gdb.texinfo (Processes): Rename "detach-fork" to "detach fork".

testsuite/:
	* gdb.base/multi-forks.exp: Use "detach fork" instead of
	"detach-fork".
2006-10-27 22:23:21 +00:00
Michael Snyder
b8db102de3 2006-04-26 Michael Snyder <msnyder@redhat.com>
* linux-fork.c (_initialize_linux_fork): Rename "delete-fork"
	command to "delete fork" (no hyphen), compatible with other
	"delete" commands.
	(info_forks_command): Accept a fork ID argument, for info
	on a single fork.  Report if no matching forks.

2006-04-26  Michael Snyder  <msnyder@redhat.com>

	* gdb.base/multi-forks.exp: Modify patterns for "run to exit",
	which may have to consume output from other forks.
	Add tests to make sure that "delete fork" succeeded.

2006-04-27  Michael Snyder  <msnyder@redhat.com>

	* gdb.texinfo (delete-fork): Command renamed to "delete fork".
2006-04-27 23:03:42 +00:00
Daniel Jacobowitz
f973ed9c9f * linux-nat.c (linux_ops_saved): New.
(super_mourn_inferior, kill_inferior, threaded, linux_nat_ops)
	(child_mourn_inferior, child_wait, linux_nat_create_inferior)
	(linux_nat_fetch_registers, linux_nat_store_registers)
	(linux_nat_child_post_startup_inferior, init_linux_nat_ops): Delete.
	(init_lwp_list): Don't set threaded.
	(add_lwp): Don't modify threaded.
	(delete_lwp): Don't mention non-threaded mode.
	(linux_nat_switch_fork): New.
	(linux_nat_attach): Update inferior_ptid.
	(linux_nat_wait): Handle num_lwps == 0 at entry.  Don't check
	threaded flag.
	(linux_nat_kill): Handle pending forks and saved forks.
	(linux_nat_mourn_inferior): Handle saved forks.
	(linux_nat_pid_to_str): Don't use the LWP form when there is
	only one thread.
	(linux_target): Don't set to_wait, to_kill, or to_mourn_inferior.
	(linux_nat_add_target): New.
	(_initialize_linux_nat): Don't initialize the linux native target
	here.
	* linux-nat.h (linux_nat_add_target, linux_nat_switch_fork): New
	prototypes.
	* linux-fork.c: Include "linux-nat.h".
	(add_fork): Update initial PID.
	(fork_load_infrun_state): Call linux_nat_switch_fork.
	* Makefile.in (linux-fork.o): Update.

	* alpha-linux-nat.c (_initialize_alpha_linux_nat): Use
	linux_nat_add_target instead of add_target.
	* amd64-linux-nat.c (_initialize_amd64_linux_nat): Likewise.
	* arm-linux-nat.c (_initialize_arm_linux_nat): Likewise.
	* hppa-linux-nat.c (_initialize_hppa_linux_nat): Likewise.
	* ia64-linux-nat.c (_initialize_ia64_linux_nat): Likewise.
	* i386-linux-nat.c (_initialize_i386_linux_nat): Likewise.
	* m32r-linux-nat.c (_initialize_m32r_linux_nat): Likewise.
	* m68klinux-nat.c (_initialize_m68k_linux_nat): Likewise.
	* mips-linux-nat.c (_initialize_mips_linux_nat): Likewise.
	* ppc-linux-nat.c (_initialize_ppc_linux_nat): Likewise.
	* s390-nat.c (_initialize_s390_nat): Likewise.
	* sparc-linux-nat.c (_initialize_sparc_linux_nat): Likewise.
	* sparc64-linux-nat.c (_initialize_sparc64_linux_nat): Likewise.
2006-03-24 23:08:16 +00:00
Daniel Jacobowitz
791b663bea * linux-fork.c: Include "gdb_assert.h".
(fork_load_infrun_state): Set inferior_ptid and stop_pc here.
	Update the register cache and selected frame also.
	(linux_fork_mourn_inferior): Use fork_load_infrun_state.  Return
	to single fork mode if necessary.
	(linux_fork_context): Remove bits handled by fork_load_infrun_state.
	* Makefile.in (linux_fork_h): New.
	(linux-fork.o, linux-nat.o): Update.
2006-03-24 22:44:05 +00:00
Michael Snyder
56aac7e845 2006-03-09 Michael Snyder <msnyder@redhat.com>
* linux-nat.c (kill_inferior): Just call target_mourn_inferior
	instead of getting tricky for the multi-fork case.
	* linux-fork.c (linux_fork_killall): Call PT_KILL and waitpid
	for each fork, and then use init_fork_list to delete them.
2006-03-10 20:15:42 +00:00
Daniel Jacobowitz
1dce6535d8 * linux-fork.c (delete_fork_command, detach_fork_command): Use
PIDGET.
2006-01-15 19:07:17 +00:00
Michael Snyder
ac264b3b9c 2006-01-04 Michael Snyder <msnyder@redhat.com>
Checkpoint/Restart for Linux.
	* linux-nat.c: Add support for debugging multiple forks.
	Add #include for linux-fork.h (interface spec).
	(super_mourn_inferior): New function pointer.
	(child_mourn_inferior): New function / target method.
	(linux_target): Claim to_mourn_inferior method pointer.
	(child_follow_fork): Call interface to linux-fork, conditionally
	add new fork processes to list of debugged processes.
	(kill_inferior): Use interface to linux-fork to kill
	multiple processes.

	* linux-fork.h: New file.
	* linux-fork.c: New file.  Support for debugging multiple forks
	of the same program.  Support for checkpoint and restart commands.

	* infrun.c (nullify_last_target_wait_ptid): New function.

	* Makefile.in: Add linux-fork.
	* config/*/linux.mh: Add linux-fork.
	* NEWS: Mention new functionality.
2006-01-04 19:34:58 +00:00