[thirdparty/binutils-gdb.git] / gdb / pa64solib.h

/* HP PA64 ELF Shared library declarations for GDB, the GNU Debugger.
   Copyright 1999, 2000 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.  */

/* Forward decl's for prototypes */
struct target_ops;
struct objfile;
struct section_offsets;
struct so_list;

/* Called to add symbols from a shared library to gdb's symbol table.  */

#define SOLIB_ADD(filename, from_tty, targ, readsyms) \
    pa64_solib_add (filename, from_tty, targ, readsyms)

extern void pa64_solib_add (char *, int, struct target_ops *, int);

extern CORE_ADDR pa64_solib_get_got_by_pc (CORE_ADDR);

/* Function to be called when the inferior starts up, to discover the names
   of shared libraries that are dynamically linked, the base addresses to
   which they are linked, and sufficient information to read in their symbols
   at a later time.  */

#define SOLIB_CREATE_INFERIOR_HOOK(PID)	pa64_solib_create_inferior_hook ()

extern void pa64_solib_create_inferior_hook (void);

/* Function to be called to remove the connection between debugger and
   dynamic linker that was established by SOLIB_CREATE_INFERIOR_HOOK.
   (This operation does not remove shared library information from
   the debugger, as CLEAR_SOLIB does.)  */
#define SOLIB_REMOVE_INFERIOR_HOOK(PID) pa64_solib_remove_inferior_hook (PID)

extern void pa64_solib_remove_inferior_hook (int);

/* This function is called by the "catch load" command.  It allows
   the debugger to be notified by the dynamic linker when a specified
   library file (or any library file, if filename is NULL) is loaded.  */
#define SOLIB_CREATE_CATCH_LOAD_HOOK(pid, tempflag, filename, cond_string) \
   pa64_solib_create_catch_load_hook (pid, tempflag, filename, cond_string)

extern void pa64_solib_create_catch_load_hook (int, int, char *, char *);

/* This function is called by the "catch unload" command.  It allows
   the debugger to be notified by the dynamic linker when a specified
   library file (or any library file, if filename is NULL) is unloaded.  */
#define SOLIB_CREATE_CATCH_UNLOAD_HOOK(pid, tempflag, filename, cond_string) \
   pa64_solib_create_catch_unload_hook (pid, tempflag, filename, cond_string)

extern void pa64_solib_create_catch_unload_hook (int, int, char *, char *);

/* This function returns TRUE if the dynamic linker has just reported
   a load of a library.

   This function must be used only when the inferior has stopped in
   the dynamic linker hook, or undefined results are guaranteed.  */
#define SOLIB_HAVE_LOAD_EVENT(pid) \
   pa64_solib_have_load_event (pid)

extern int pa64_solib_have_load_event (int);

/* This function returns a pointer to the string representation of the
   pathname of the dynamically-linked library that has just been loaded.

   This function must be used only when SOLIB_HAVE_LOAD_EVENT is TRUE,
   or undefined results are guaranteed.

   This string's contents are only valid immediately after the inferior
   has stopped in the dynamic linker hook, and becomes invalid as soon
   as the inferior is continued.  Clients should make a copy of this
   string if they wish to continue the inferior and then access the string.  */
#define SOLIB_LOADED_LIBRARY_PATHNAME(pid) \
   pa64_solib_loaded_library_pathname (pid)

extern char *pa64_solib_loaded_library_pathname (int);

/* This function returns TRUE if the dynamic linker has just reported
   an unload of a library.

   This function must be used only when the inferior has stopped in
   the dynamic linker hook, or undefined results are guaranteed.  */
#define SOLIB_HAVE_UNLOAD_EVENT(pid) \
   pa64_solib_have_unload_event (pid)

extern int pa64_solib_have_unload_event (int);

/* This function returns a pointer to the string representation of the
   pathname of the dynamically-linked library that has just been unloaded.

   This function must be used only when SOLIB_HAVE_UNLOAD_EVENT is TRUE,
   or undefined results are guaranteed.

   This string's contents are only valid immediately after the inferior
   has stopped in the dynamic linker hook, and becomes invalid as soon
   as the inferior is continued.  Clients should make a copy of this
   string if they wish to continue the inferior and then access the string.  */
#define SOLIB_UNLOADED_LIBRARY_PATHNAME(pid) \
   pa64_solib_unloaded_library_pathname (pid)

extern char *pa64_solib_unloaded_library_pathname (int);

/* This function returns TRUE if pc is the address of an instruction that
   lies within the dynamic linker (such as the event hook, or the dld
   itself).

   This function must be used only when a dynamic linker event has been
   caught, and the inferior is being stepped out of the hook, or undefined
   results are guaranteed.  */
#define SOLIB_IN_DYNAMIC_LINKER(pid,pc) \
   pa64_solib_in_dynamic_linker (pid, pc)

extern int pa64_solib_in_dynamic_linker (int, CORE_ADDR);

/* This function must be called when the inferior is killed, and the program
   restarted.  This is not the same as CLEAR_SOLIB, in that it doesn't discard
   any symbol tables.

   Presently, this functionality is not implemented.  */
#define SOLIB_RESTART() \
   pa64_solib_restart ()

extern void pa64_solib_restart (void);

/* If we can't set a breakpoint, and it's in a shared library, just
   disable it.  */

#define DISABLE_UNSETTABLE_BREAK(addr)	(pa64_solib_address(addr) != NULL)

extern char *pa64_solib_address (CORE_ADDR);	/* somsolib.c */

/* If ADDR lies in a shared library, return its name.  */

#define PC_SOLIB(addr)	pa64_solib_address (addr)

CORE_ADDR pa64_solib_thread_start_addr (struct so_list *so);
Commit	Line	Data
53a5351d	1	/* HP PA64 ELF Shared library declarations for GDB, the GNU Debugger.
b6ba6518	2	Copyright 1999, 2000 Free Software Foundation, Inc.
53a5351d JM	3
	4	This file is part of GDB.
	5
	6	This program is free software; you can redistribute it and/or modify
	7	it under the terms of the GNU General Public License as published by
	8	the Free Software Foundation; either version 2 of the License, or
	9	(at your option) any later version.
	10
	11	This program is distributed in the hope that it will be useful,
	12	but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	GNU General Public License for more details.
	15
	16	You should have received a copy of the GNU General Public License
	17	along with this program; if not, write to the Free Software
	18	Foundation, Inc., 59 Temple Place - Suite 330,
	19	Boston, MA 02111-1307, USA. */
	20
	21	/* Forward decl's for prototypes */
53a5351d JM	22	struct target_ops;
	23	struct objfile;
	24	struct section_offsets;
89676665	25	struct so_list;
53a5351d JM	26
	27	/* Called to add symbols from a shared library to gdb's symbol table. */
	28
990f9fe3 FF	29	#define SOLIB_ADD(filename, from_tty, targ, readsyms) \
990f9fe3 FF	30	pa64_solib_add (filename, from_tty, targ, readsyms)
53a5351d	31
990f9fe3	32	extern void pa64_solib_add (char , int, struct target_ops , int);
53a5351d	33
a14ed312	34	extern CORE_ADDR pa64_solib_get_got_by_pc (CORE_ADDR);
53a5351d JM	35
	36	/* Function to be called when the inferior starts up, to discover the names
	37	of shared libraries that are dynamically linked, the base addresses to
	38	which they are linked, and sufficient information to read in their symbols
	39	at a later time. */
	40
beda9597	41	#define SOLIB_CREATE_INFERIOR_HOOK(PID) pa64_solib_create_inferior_hook ()
53a5351d	42
a14ed312	43	extern void pa64_solib_create_inferior_hook (void);
53a5351d JM	44
	45	/* Function to be called to remove the connection between debugger and
	46	dynamic linker that was established by SOLIB_CREATE_INFERIOR_HOOK.
	47	(This operation does not remove shared library information from
	48	the debugger, as CLEAR_SOLIB does.) */
beda9597	49	#define SOLIB_REMOVE_INFERIOR_HOOK(PID) pa64_solib_remove_inferior_hook (PID)
53a5351d	50
a14ed312	51	extern void pa64_solib_remove_inferior_hook (int);
53a5351d JM	52
	53	/* This function is called by the "catch load" command. It allows
	54	the debugger to be notified by the dynamic linker when a specified
	55	library file (or any library file, if filename is NULL) is loaded. */
beda9597	56	#define SOLIB_CREATE_CATCH_LOAD_HOOK(pid, tempflag, filename, cond_string) \
53a5351d JM	57	pa64_solib_create_catch_load_hook (pid, tempflag, filename, cond_string)
53a5351d JM	58
a14ed312	59	extern void pa64_solib_create_catch_load_hook (int, int, char , char );
53a5351d JM	60
	61	/* This function is called by the "catch unload" command. It allows
	62	the debugger to be notified by the dynamic linker when a specified
	63	library file (or any library file, if filename is NULL) is unloaded. */
beda9597	64	#define SOLIB_CREATE_CATCH_UNLOAD_HOOK(pid, tempflag, filename, cond_string) \
53a5351d JM	65	pa64_solib_create_catch_unload_hook (pid, tempflag, filename, cond_string)
53a5351d JM	66
a14ed312	67	extern void pa64_solib_create_catch_unload_hook (int, int, char , char );
53a5351d JM	68
	69	/* This function returns TRUE if the dynamic linker has just reported
	70	a load of a library.
	71
	72	This function must be used only when the inferior has stopped in
	73	the dynamic linker hook, or undefined results are guaranteed. */
	74	#define SOLIB_HAVE_LOAD_EVENT(pid) \
	75	pa64_solib_have_load_event (pid)
	76
a14ed312	77	extern int pa64_solib_have_load_event (int);
53a5351d JM	78
	79	/* This function returns a pointer to the string representation of the
	80	pathname of the dynamically-linked library that has just been loaded.
	81
	82	This function must be used only when SOLIB_HAVE_LOAD_EVENT is TRUE,
	83	or undefined results are guaranteed.
	84
	85	This string's contents are only valid immediately after the inferior
	86	has stopped in the dynamic linker hook, and becomes invalid as soon
	87	as the inferior is continued. Clients should make a copy of this
	88	string if they wish to continue the inferior and then access the string. */
	89	#define SOLIB_LOADED_LIBRARY_PATHNAME(pid) \
	90	pa64_solib_loaded_library_pathname (pid)
	91
a14ed312	92	extern char *pa64_solib_loaded_library_pathname (int);
53a5351d JM	93
	94	/* This function returns TRUE if the dynamic linker has just reported
	95	an unload of a library.
	96
	97	This function must be used only when the inferior has stopped in
	98	the dynamic linker hook, or undefined results are guaranteed. */
	99	#define SOLIB_HAVE_UNLOAD_EVENT(pid) \
	100	pa64_solib_have_unload_event (pid)
	101
a14ed312	102	extern int pa64_solib_have_unload_event (int);
53a5351d JM	103
	104	/* This function returns a pointer to the string representation of the
	105	pathname of the dynamically-linked library that has just been unloaded.
	106
	107	This function must be used only when SOLIB_HAVE_UNLOAD_EVENT is TRUE,
	108	or undefined results are guaranteed.
	109
	110	This string's contents are only valid immediately after the inferior
	111	has stopped in the dynamic linker hook, and becomes invalid as soon
	112	as the inferior is continued. Clients should make a copy of this
	113	string if they wish to continue the inferior and then access the string. */
	114	#define SOLIB_UNLOADED_LIBRARY_PATHNAME(pid) \
	115	pa64_solib_unloaded_library_pathname (pid)
	116
a14ed312	117	extern char *pa64_solib_unloaded_library_pathname (int);
53a5351d JM	118
	119	/* This function returns TRUE if pc is the address of an instruction that
	120	lies within the dynamic linker (such as the event hook, or the dld
	121	itself).
	122
	123	This function must be used only when a dynamic linker event has been
	124	caught, and the inferior is being stepped out of the hook, or undefined
	125	results are guaranteed. */
	126	#define SOLIB_IN_DYNAMIC_LINKER(pid,pc) \
	127	pa64_solib_in_dynamic_linker (pid, pc)
	128
a14ed312	129	extern int pa64_solib_in_dynamic_linker (int, CORE_ADDR);
53a5351d JM	130
	131	/* This function must be called when the inferior is killed, and the program
	132	restarted. This is not the same as CLEAR_SOLIB, in that it doesn't discard
	133	any symbol tables.
	134
	135	Presently, this functionality is not implemented. */
	136	#define SOLIB_RESTART() \
	137	pa64_solib_restart ()
	138
a14ed312	139	extern void pa64_solib_restart (void);
53a5351d JM	140
	141	/* If we can't set a breakpoint, and it's in a shared library, just
	142	disable it. */
	143
	144	#define DISABLE_UNSETTABLE_BREAK(addr) (pa64_solib_address(addr) != NULL)
	145
a14ed312	146	extern char pa64_solib_address (CORE_ADDR); / somsolib.c */
53a5351d JM	147
	148	/* If ADDR lies in a shared library, return its name. */
	149
	150	#define PC_SOLIB(addr) pa64_solib_address (addr)
89676665 RC	151
89676665 RC	152	CORE_ADDR pa64_solib_thread_start_addr (struct so_list *so);