old-cross-binutils/gdb/gdbserver/inferiors.h
Doug Evans d86d4aafd4 Remove all_lwps global.
* inferiors.h (ptid_of): Move here from linux-low.h.
	(pid_of, lwpid_of): Ditto.
	* linux-aarch64-low.c (debug_reg_change_callback): Update, "entry"
	parameter is a struct thread_info * now.
	(aarch64_notify_debug_reg_change): Fetch pid from current_inferior
	directly.  Pass &all_threads to find_inferior instead of &all_lwps.
	(aarch64_stopped_data_address): Fetch lwpid from current_inferior
	directly.
	(aarch64_linux_prepare_to_resume): Fetch ptid from thread.
	(aarch64_arch_setup): Fetch lwpid from current_inferior directly.
	* linux-arm-low.c (update_registers_callback): Update, "entry"
	parameter is a struct thread_info * now.
	Fetch lwpid from current_inferior directly.
	(arm_insert_point): Pass &all_threads to find_inferior instead of
	&all_lwps.
	(arm_remove_point): Ditto.
	(arm_stopped_by_watchpoint): Fetch lwp from current_inferior.
	(arm_prepare_to_resume): Fetch pid from thread.
	(arm_read_description): Fetch lwpid from current_inferior directly.
	* linux-low.c (all_lwps): Delete.
	(delete_lwp): Delete call to remove_inferior.
	(handle_extended_wait): Fetch lwpid from thread.
	(add_lwp): Don't set lwp->entry.id.  Remove call to
	add_inferior_to_list.
	(linux_attach_lwp_1): Fetch pid from current_inferior directly.
	(linux_kill_one_lwp): Fetch ptid,lwpid from thread.
	(kill_one_lwp_callback): Ditto.
	(linux_kill): Don't dereference NULL pointer.
	Fetch ptid,lwpid from thread.
	(get_detach_signal): Fetch ptid from thread.
	(linux_detach_one_lwp): Fetch ptid,lwpid from thread.
	Simplify call to regcache_invalidate_thread.
	(delete_lwp_callback): Update, "entry" parameter is a
	struct thread_info * now.  Fetch pid from thread.
	(linux_mourn): Pass &all_threads to find_inferior instead of &all_lwps.
	(status_pending_p_callback): Update, "entry" parameter is a
	struct thread_info * now.  Fetch ptid from thread.
	(find_lwp_pid): Update, "entry" parameter is a
	struct thread_info * now.
	(linux_wait_for_lwp): Fetch pid from thread.
	(linux_fast_tracepoint_collecting): Fetch lwpid from thread.
	(maybe_move_out_of_jump_pad): Fetch lwpid from current_inferior.
	(enqueue_one_deferred_signal): Fetch lwpid from thread.
	(dequeue_one_deferred_signal): Ditto.
	(cancel_breakpoint): Fetch ptid from current_inferior.
	(linux_wait_for_event): Pass &all_threads to find_inferior,
	not &all_lwps.  Fetch ptid, lwpid from thread.
	(count_events_callback): Update, "entry" parameter is a
	struct thread_info * now.
	(select_singlestep_lwp_callback): Ditto.
	(select_event_lwp_callback): Ditto.
	(cancel_breakpoints_callback): Ditto.
	(linux_cancel_breakpoints): Pass &all_threads to find_inferior,
	not &all_lwps.
	(select_event_lwp): Ditto.  Fetch ptid from event_thread.
	(unsuspend_one_lwp): Update, "entry" parameter is a
	struct thread_info * now.
	(unsuspend_all_lwps): Pass &all_threads to find_inferior,
	not &all_lwps.
	(linux_stabilize_threads): Ditto.  And for for_each_inferior.
	Fetch lwpid from thread, not lwp.
	(linux_wait_1): Fetch ptid, lwpid from current_inferior.
	Pass &all_threads to find_inferior, not &all_lwps.
	(send_sigstop): Fetch lwpid from thread, not lwp.
	(send_sigstop_callback): Update, "entry" parameter is a
	struct thread_info * now.
	(suspend_and_send_sigstop_callback): Ditto.
	(wait_for_sigstop): Ditto.  Fetch ptid, lwpid from thread, lwp.
	(stuck_in_jump_pad_callback): Update, "entry" parameter is a
	struct thread_info * now.
	(move_out_of_jump_pad_callback): Ditto.  Fetch ptid, lwpid
	from thread, lwp.
	(lwp_running): Update, "entry" parameter is a
	struct thread_info * now.
	(stop_all_lwps): Fetch ptid from thread.
	Pass &all_threads to find_inferior, for_each_inferior, not &all_lwps.
	(linux_resume_one_lwp): Fetch lwpid from thread.
	(linux_set_resume_request): Update, "entry" parameter is a
	struct thread_info * now.  Fetch pid, lwpid from thread.
	(resume_status_pending_p): Update, "entry" parameter is a
	struct thread_info * now.
	(need_step_over_p): Ditto.  Fetch lwpid from thread.
	(start_step_over): Fetch lwpid from thread.
	(linux_resume_one_thread): Update, "entry" parameter is a
	struct thread_info * now.  Fetch lwpid from thread.
	(linux_resume): Pass &all_threads to find_inferior, not &all_lwps.
	(proceed_one_lwp): Update, "entry" parameter is a
	struct thread_info * now.  Fetch lwpid from thread.
	(unsuspend_and_proceed_one_lwp): Update, "entry" parameter is a
	struct thread_info * now.
	(proceed_all_lwps): Pass &all_threads to find_inferior, not &all_lwps.
	(unstop_all_lwps): Ditto.  Fetch lwpid from thread.
	(regsets_fetch_inferior_registers): Fetch lwpid from current_inferior
	directly.
	(regsets_store_inferior_registers): Ditto.
	(fetch_register, store_register): Ditto.
	(linux_read_memory, linux_write_memory): Ditto.
	(linux_request_interrupt): Ditto.
	(linux_read_auxv): Ditto.
	(linux_xfer_siginfo): Ditto.
	(linux_qxfer_spu): Ditto.
	(linux_qxfer_libraries_svr4): Ditto.
	* linux-low.h (ptid_of, pid_of, lwpid_of): Delete,
	moved to inferiors.h.
	(get_lwp): Delete.
	(get_thread_lwp): Update.
	(struct lwp_info): Delete member "entry".  Simplify comment for
	member "thread".
	(all_lwps): Delete.
	* linux-mips-low.c (mips_read_description): Fetch lwpid from
	current_inferior directly.
	(update_watch_registers_callback): Update, "entry" parameter is a
	struct thread_info * now.  Fetch pid from thread.
	(mips_linux_prepare_to_resume): Fetch ptid from thread.
	(mips_insert_point): Fetch lwpid from current_inferior.
	Pass &all_threads to find_inferior, not &all_lwps.
	(mips_remove_point): Pass &all_threads to find_inferior, not &all_lwps.
	(mips_stopped_by_watchpoint): Fetch lwpid from current_inferior
	directly.
	(mips_stopped_data_address): Ditto.
	* linux-s390-low.c (s390_arch_setup): Fetch pid from current_inferior
	directly.
	* linux-tile-low.c (tile_arch_setup): Ditto.
	* linux-x86-low.c (x86_get_thread_area): Fetch lwpid from thread.
	(update_debug_registers_callback): Update, "entry" parameter is a
	struct thread_info * now.  Fetch pid from thread.
	(i386_dr_low_set_addr): Fetch pid from current_inferior directly.
	Pass &all_threads to find_inferior, not &all_lwps.
	(i386_dr_low_get_addr): Fetch ptid from current_inferior directly.
	(i386_dr_low_set_control): Fetch pid from current_inferior directly.
	Pass &all_threads to find_inferior, not &all_lwps.
	(i386_dr_low_get_control): Fetch ptid from current_inferior directly.
	(i386_dr_low_get_status): Ditto.
	(x86_linux_prepare_to_resume): Fetch ptid from thread.
	(x86_siginfo_fixup): Fetch lwpid from current_inferior directly.
	(x86_linux_read_description): Ditto.
	* proc-service.c (ps_getpid): Fetch pid from current_inferior directly.
2014-02-20 12:25:18 -08:00

131 lines
4 KiB
C

/* Inferior process information for the remote server for GDB.
Copyright (C) 1993-2014 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 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/>. */
#ifndef INFERIORS_H
#define INFERIORS_H
/* Generic information for tracking a list of ``inferiors'' - threads,
processes, etc. */
struct inferior_list
{
struct inferior_list_entry *head;
struct inferior_list_entry *tail;
};
struct inferior_list_entry
{
ptid_t id;
struct inferior_list_entry *next;
};
struct thread_info;
struct target_desc;
struct sym_cache;
struct breakpoint;
struct raw_breakpoint;
struct fast_tracepoint_jump;
struct process_info_private;
struct process_info
{
/* This must appear first.
The list iterator functions assume it. */
struct inferior_list_entry entry;
/* Nonzero if this child process was attached rather than
spawned. */
int attached;
/* True if GDB asked us to detach from this process, but we remained
attached anyway. */
int gdb_detached;
/* The symbol cache. */
struct sym_cache *symbol_cache;
/* The list of memory breakpoints. */
struct breakpoint *breakpoints;
/* The list of raw memory breakpoints. */
struct raw_breakpoint *raw_breakpoints;
/* The list of installed fast tracepoints. */
struct fast_tracepoint_jump *fast_tracepoint_jumps;
const struct target_desc *tdesc;
/* Private target data. */
struct process_info_private *private;
};
#define ptid_of(inf) ((inf)->entry.id)
#define pid_of(inf) ptid_get_pid ((inf)->entry.id)
#define lwpid_of(inf) ptid_get_lwp ((inf)->entry.id)
/* Return a pointer to the process that corresponds to the current
thread (current_inferior). It is an error to call this if there is
no current thread selected. */
struct process_info *current_process (void);
struct process_info *get_thread_process (struct thread_info *);
extern struct inferior_list all_processes;
void add_inferior_to_list (struct inferior_list *list,
struct inferior_list_entry *new_inferior);
void for_each_inferior (struct inferior_list *list,
void (*action) (struct inferior_list_entry *));
void for_each_inferior_with_data
(struct inferior_list *list,
void (*action) (struct inferior_list_entry *, void *),
void *data);
void clear_inferior_list (struct inferior_list *list);
int one_inferior_p (struct inferior_list *list);
extern struct thread_info *current_inferior;
void remove_inferior (struct inferior_list *list,
struct inferior_list_entry *entry);
struct inferior_list_entry *get_first_inferior (struct inferior_list *list);
struct process_info *add_process (int pid, int attached);
void remove_process (struct process_info *process);
struct process_info *find_process_pid (int pid);
int have_started_inferiors_p (void);
int have_attached_inferiors_p (void);
ptid_t thread_to_gdb_id (struct thread_info *);
ptid_t gdb_id_to_thread_id (ptid_t);
void clear_inferiors (void);
struct inferior_list_entry *find_inferior
(struct inferior_list *,
int (*func) (struct inferior_list_entry *,
void *),
void *arg);
struct inferior_list_entry *find_inferior_id (struct inferior_list *list,
ptid_t id);
void *inferior_target_data (struct thread_info *);
void set_inferior_target_data (struct thread_info *, void *);
void *inferior_regcache_data (struct thread_info *);
void set_inferior_regcache_data (struct thread_info *, void *);
#endif /* INFERIORS_H */