Where it is, why it stopped, and how to step it.
Copyright 1986, 1989, 1992, 1996, 1998 Free Software Foundation, Inc.
-This file is part of GDB.
+ 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 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.
+ 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. */
+ 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. */
#if !defined (INFERIOR_H)
#define INFERIOR_H 1
control to the inferior which you don't want showing up in your
control variables. */
-#ifdef __STDC__
struct inferior_status;
-#endif
-extern struct inferior_status *save_inferior_status PARAMS ((int));
+extern struct inferior_status *save_inferior_status (int);
+
+extern void restore_inferior_status (struct inferior_status *);
-extern void restore_inferior_status PARAMS ((struct inferior_status *));
+extern struct cleanup *make_cleanup_restore_inferior_status (struct inferior_status *);
-extern void discard_inferior_status PARAMS ((struct inferior_status *));
+extern void discard_inferior_status (struct inferior_status *);
-extern void write_inferior_status_register PARAMS ((struct inferior_status *inf_status, int regno, LONGEST val));
+extern void write_inferior_status_register (struct inferior_status
+ *inf_status, int regno,
+ LONGEST val);
/* This macro gives the number of registers actually in use by the
inferior. This may be less than the total number of registers,
- perhaps depending on the actual CPU in use or program being run. */
+ perhaps depending on the actual CPU in use or program being run.
+ FIXME: This could be replaced by the new MULTI_ARCH capability. */
#ifndef ARCH_NUM_REGS
#define ARCH_NUM_REGS NUM_REGS
#endif
-extern void set_sigint_trap PARAMS ((void));
+extern void set_sigint_trap (void);
-extern void clear_sigint_trap PARAMS ((void));
+extern void clear_sigint_trap (void);
-extern void set_sigio_trap PARAMS ((void));
+extern void set_sigio_trap (void);
-extern void clear_sigio_trap PARAMS ((void));
+extern void clear_sigio_trap (void);
/* File name for default use for standard in/out in the inferior. */
If this is > 0, then that many subsequent exec events should be
ignored (i.e., not be reported to the user).
- */
+ */
extern int inferior_ignoring_startup_exec_events;
/* This is only valid when inferior_ignoring_startup_exec_events is
need actually be noticed and responded to by the debugger (i.e.,
be reported to the user), then this is the number of "leading"
exec events which should be ignored.
- */
+ */
extern int inferior_ignoring_leading_exec_events;
/* Inferior environment. */
extern signed char *register_valid;
-extern void clear_proceed_status PARAMS ((void));
+extern void clear_proceed_status (void);
+
+extern void proceed (CORE_ADDR, enum target_signal, int);
-extern void proceed PARAMS ((CORE_ADDR, enum target_signal, int));
+extern void kill_inferior (void);
-extern void kill_inferior PARAMS ((void));
+extern void generic_mourn_inferior (void);
-extern void generic_mourn_inferior PARAMS ((void));
+extern void terminal_ours (void);
-extern void terminal_ours PARAMS ((void));
+extern int run_stack_dummy (CORE_ADDR, char *);
-extern int run_stack_dummy PARAMS ((CORE_ADDR, char*));
+extern CORE_ADDR read_pc (void);
-extern CORE_ADDR read_pc PARAMS ((void));
+extern CORE_ADDR read_pc_pid (int);
-extern CORE_ADDR read_pc_pid PARAMS ((int));
+extern CORE_ADDR generic_target_read_pc (int);
-extern CORE_ADDR generic_target_read_pc PARAMS ((int));
+extern void write_pc (CORE_ADDR);
-extern void write_pc PARAMS ((CORE_ADDR));
+extern void write_pc_pid (CORE_ADDR, int);
-extern void write_pc_pid PARAMS ((CORE_ADDR, int));
+extern void generic_target_write_pc (CORE_ADDR, int);
-extern void generic_target_write_pc PARAMS ((CORE_ADDR, int));
+extern CORE_ADDR read_sp (void);
-extern CORE_ADDR read_sp PARAMS ((void));
+extern CORE_ADDR generic_target_read_sp (void);
-extern CORE_ADDR generic_target_read_sp PARAMS ((void));
+extern void write_sp (CORE_ADDR);
-extern void write_sp PARAMS ((CORE_ADDR));
+extern void generic_target_write_sp (CORE_ADDR);
-extern void generic_target_write_sp PARAMS ((CORE_ADDR));
+extern CORE_ADDR read_fp (void);
-extern CORE_ADDR read_fp PARAMS ((void));
+extern CORE_ADDR generic_target_read_fp (void);
-extern CORE_ADDR generic_target_read_fp PARAMS ((void));
+extern void write_fp (CORE_ADDR);
-extern void write_fp PARAMS ((CORE_ADDR));
+extern void generic_target_write_fp (CORE_ADDR);
-extern void generic_target_write_fp PARAMS ((CORE_ADDR));
+extern CORE_ADDR unsigned_pointer_to_address (struct type *type, void *buf);
-extern void wait_for_inferior PARAMS ((void));
+extern void unsigned_address_to_pointer (struct type *type, void *buf,
+ CORE_ADDR addr);
+extern CORE_ADDR signed_pointer_to_address (struct type *type, void *buf);
+extern void address_to_signed_pointer (struct type *type, void *buf,
+ CORE_ADDR addr);
-extern void fetch_inferior_event PARAMS ((void));
+extern void wait_for_inferior (void);
-extern void init_wait_for_inferior PARAMS ((void));
+extern void fetch_inferior_event (void *);
-extern void close_exec_file PARAMS ((void));
+extern void init_wait_for_inferior (void);
-extern void reopen_exec_file PARAMS ((void));
+extern void close_exec_file (void);
+
+extern void reopen_exec_file (void);
/* The `resume' routine should only be called in special circumstances.
Normally, use `proceed', which handles a lot of bookkeeping. */
-extern void resume PARAMS ((int, enum target_signal));
+extern void resume (int, enum target_signal);
/* From misc files */
-extern void store_inferior_registers PARAMS ((int));
+extern void store_inferior_registers (int);
-extern void fetch_inferior_registers PARAMS ((int));
+extern void fetch_inferior_registers (int);
-extern void solib_create_inferior_hook PARAMS ((void));
+extern void solib_create_inferior_hook (void);
-extern void child_terminal_info PARAMS ((char *, int));
+extern void child_terminal_info (char *, int);
-extern void term_info PARAMS ((char *, int));
+extern void term_info (char *, int);
-extern void terminal_ours_for_output PARAMS ((void));
+extern void terminal_ours_for_output (void);
-extern void terminal_inferior PARAMS ((void));
+extern void terminal_inferior (void);
-extern void terminal_init_inferior PARAMS ((void));
+extern void terminal_init_inferior (void);
-extern void terminal_init_inferior_with_pgrp PARAMS ((int pgrp));
+extern void terminal_init_inferior_with_pgrp (int pgrp);
/* From infptrace.c or infttrace.c */
-extern int attach PARAMS ((int));
+extern int attach (int);
#if !defined(REQUIRE_ATTACH)
#define REQUIRE_ATTACH attach
#define REQUIRE_DETACH(pid,siggnal) detach (siggnal)
#endif
-extern void detach PARAMS ((int));
+extern void detach (int);
/* PTRACE method of waiting for inferior process. */
-int ptrace_wait PARAMS ((int, int *));
+int ptrace_wait (int, int *);
-extern void child_resume PARAMS ((int, int, enum target_signal));
+extern void child_resume (int, int, enum target_signal);
#ifndef PTRACE_ARG3_TYPE
#define PTRACE_ARG3_TYPE int /* Correct definition for most systems. */
#endif
-extern int call_ptrace PARAMS ((int, int, PTRACE_ARG3_TYPE, int));
+extern int call_ptrace (int, int, PTRACE_ARG3_TYPE, int);
-extern void pre_fork_inferior PARAMS ((void));
+extern void pre_fork_inferior (void);
/* From procfs.c */
-extern int proc_iterate_over_mappings PARAMS ((int (*)(int, CORE_ADDR)));
-
-extern int procfs_first_available PARAMS ((void));
+extern int proc_iterate_over_mappings (int (*)(int, CORE_ADDR));
-extern int procfs_get_pid_fd PARAMS ((int));
+extern int procfs_first_available (void);
/* From fork-child.c */
-extern void fork_inferior PARAMS ((char *, char *, char **,
- void (*)(void),
- void (*)(int),
- void (*)(void),
- char *));
+extern void fork_inferior (char *, char *, char **,
+ void (*)(void),
+ void (*)(int), void (*)(void), char *);
-extern void
-clone_and_follow_inferior PARAMS ((int, int *));
+extern void clone_and_follow_inferior (int, int *);
-extern void startup_inferior PARAMS ((int));
+extern void startup_inferior (int);
/* From inflow.c */
-extern void new_tty_prefork PARAMS ((char *));
+extern void new_tty_prefork (char *);
-extern int gdb_has_a_terminal PARAMS ((void));
+extern int gdb_has_a_terminal (void);
/* From infrun.c */
-extern void start_remote PARAMS ((void));
+extern void start_remote (void);
-extern void normal_stop PARAMS ((void));
+extern void normal_stop (void);
-extern int signal_stop_state PARAMS ((int));
+extern int signal_stop_state (int);
-extern int signal_print_state PARAMS ((int));
+extern int signal_print_state (int);
-extern int signal_pass_state PARAMS ((int));
+extern int signal_pass_state (int);
+
+extern int signal_stop_update (int, int);
+
+extern int signal_print_update (int, int);
+
+extern int signal_pass_update (int, int);
/* From infcmd.c */
-extern void tty_command PARAMS ((char *, int));
+extern void tty_command (char *, int);
-extern void attach_command PARAMS ((char *, int));
+extern void attach_command (char *, int);
/* Last signal that the inferior received (why it stopped). */
that address plus one. But maybe not.). */
extern CORE_ADDR step_range_start; /* Inclusive */
-extern CORE_ADDR step_range_end;/* Exclusive */
+extern CORE_ADDR step_range_end; /* Exclusive */
/* Stack frame address as of when stepping command was issued.
This is how we know when we step into a subroutine call,
#endif /* No CALL_DUMMY_LOCATION. */
#if !defined (CALL_DUMMY_ADDRESS)
-#define CALL_DUMMY_ADDRESS() (abort (), 0) /* anything to abort GDB */
+#define CALL_DUMMY_ADDRESS() (internal_error ("CALL_DUMMY_ADDRESS"), 0)
#endif
#if !defined (CALL_DUMMY_START_OFFSET)
-#define CALL_DUMMY_START_OFFSET (abort (), 0) /* anything to abort GDB */
+#define CALL_DUMMY_START_OFFSET (internal_error ("CALL_DUMMY_START_OFFSET"), 0)
#endif
#if !defined (CALL_DUMMY_BREAKPOINT_OFFSET)
#define CALL_DUMMY_BREAKPOINT_OFFSET_P (0)
-#define CALL_DUMMY_BREAKPOINT_OFFSET (abort (), 0) /* anything to abort GDB */
+#define CALL_DUMMY_BREAKPOINT_OFFSET (internal_error ("CALL_DUMMY_BREAKPOINT_OFFSET"), 0)
#endif
#if !defined CALL_DUMMY_BREAKPOINT_OFFSET_P
#define CALL_DUMMY_BREAKPOINT_OFFSET_P (1)
#endif
#if !defined (CALL_DUMMY_LENGTH)
-#define CALL_DUMMY_LENGTH (abort (), 0) /* anything to abort GDB */
+#define CALL_DUMMY_LENGTH (internal_error ("CALL_DUMMY_LENGTH"), 0)
#endif
#if defined (CALL_DUMMY_STACK_ADJUST)
#endif
#endif
#if !defined (CALL_DUMMY_STACK_ADJUST)
-#define CALL_DUMMY_STACK_ADJUST (abort (), 0)
+#define CALL_DUMMY_STACK_ADJUST (internal_error ("CALL_DUMMY_STACK_ADJUST"), 0)
#endif
#if !defined (CALL_DUMMY_STACK_ADJUST_P)
#define CALL_DUMMY_STACK_ADJUST_P (0)
#endif
+/* FIXME: cagney/2000-04-17: gdbarch should manage this. The default
+ shouldn't be necessary. */
+
#if !defined (CALL_DUMMY_P)
#if defined (CALL_DUMMY)
#define CALL_DUMMY_P 1
#endif
#endif
-#if !defined (CALL_DUMMY_WORDS)
-#if defined (CALL_DUMMY)
-extern LONGEST call_dummy_words[];
-#define CALL_DUMMY_WORDS (call_dummy_words)
-#else
-#define CALL_DUMMY_WORDS (abort (), (void*) 0) /* anything to abort GDB */
-#endif
-#endif
-
-#if !defined (SIZEOF_CALL_DUMMY_WORDS)
-#if defined (CALL_DUMMY)
-extern int sizeof_call_dummy_words;
-#define SIZEOF_CALL_DUMMY_WORDS (sizeof_call_dummy_words)
-#else
-#define SIZEOF_CALL_DUMMY_WORDS (abort (), 0) /* anything to abort GDB */
-#endif
-#endif
-
#if !defined PUSH_DUMMY_FRAME
-#define PUSH_DUMMY_FRAME (abort ())
+#define PUSH_DUMMY_FRAME (internal_error ("PUSH_DUMMY_FRAME"), 0)
#endif
#if !defined FIX_CALL_DUMMY
-#define FIX_CALL_DUMMY(a1,a2,a3,a4,a5,a6,a7) (abort ())
+#define FIX_CALL_DUMMY(a1,a2,a3,a4,a5,a6,a7) (internal_error ("FIX_CALL_DUMMY"), 0)
#endif
#if !defined STORE_STRUCT_RETURN
-#define STORE_STRUCT_RETURN(a1,a2) (abort ())
+#define STORE_STRUCT_RETURN(a1,a2) (internal_error ("STORE_STRUCT_RETURN"), 0)
#endif
/* Are we in a call dummy? */
-extern int pc_in_call_dummy_before_text_end PARAMS ((CORE_ADDR pc, CORE_ADDR sp, CORE_ADDR frame_address));
+extern int pc_in_call_dummy_before_text_end (CORE_ADDR pc, CORE_ADDR sp,
+ CORE_ADDR frame_address);
#if !GDB_MULTI_ARCH
#if !defined (PC_IN_CALL_DUMMY) && CALL_DUMMY_LOCATION == BEFORE_TEXT_END
#define PC_IN_CALL_DUMMY(pc, sp, frame_address) pc_in_call_dummy_before_text_end (pc, sp, frame_address)
#endif /* Before text_end. */
#endif
-extern int pc_in_call_dummy_after_text_end PARAMS ((CORE_ADDR pc, CORE_ADDR sp, CORE_ADDR frame_address));
+extern int pc_in_call_dummy_after_text_end (CORE_ADDR pc, CORE_ADDR sp,
+ CORE_ADDR frame_address);
#if !GDB_MULTI_ARCH
#if !defined (PC_IN_CALL_DUMMY) && CALL_DUMMY_LOCATION == AFTER_TEXT_END
-#define PC_IN_CALL_DUMMY(pc, sp, frame_address) pc_in_call_dummy_after_text_end (pc, sp, frame_address)
+#define PC_IN_CALL_DUMMY(pc, sp, frame_address) pc_in_call_dummy_after_text_end (pc, sp, frame_address)
#endif
#endif
-extern int pc_in_call_dummy_on_stack PARAMS ((CORE_ADDR pc, CORE_ADDR sp, CORE_ADDR frame_address));
+extern int pc_in_call_dummy_on_stack (CORE_ADDR pc, CORE_ADDR sp,
+ CORE_ADDR frame_address);
#if !GDB_MULTI_ARCH
#if !defined (PC_IN_CALL_DUMMY) && CALL_DUMMY_LOCATION == ON_STACK
#define PC_IN_CALL_DUMMY(pc, sp, frame_address) pc_in_call_dummy_on_stack (pc, sp, frame_address)
#endif
#endif
-extern int pc_in_call_dummy_at_entry_point PARAMS ((CORE_ADDR pc, CORE_ADDR sp, CORE_ADDR frame_address));
+extern int pc_in_call_dummy_at_entry_point (CORE_ADDR pc, CORE_ADDR sp,
+ CORE_ADDR frame_address);
#if !GDB_MULTI_ARCH
#if !defined (PC_IN_CALL_DUMMY) && CALL_DUMMY_LOCATION == AT_ENTRY_POINT
#define PC_IN_CALL_DUMMY(pc, sp, frame_address) pc_in_call_dummy_at_entry_point (pc, sp, frame_address)
default implementation of CALL_DUMMY_HAS_COMPLETED is sufficient.
Else, a target may wish to supply an implementation that works in
the presense of multiple breakpoints in its call dummy.
- */
+ */
#if !defined(CALL_DUMMY_HAS_COMPLETED)
#define CALL_DUMMY_HAS_COMPLETED(pc, sp, frame_address) \
PC_IN_CALL_DUMMY((pc), (sp), (frame_address))