4779296003
* gdbtk.c (_initialize_gdbtk): Get rid of the console. Patch from
Chris Faylor (cgf@cygnus.com).
* configure.in: Link cygwin32 with subsystem console.
* configure: Regenerated
3502 lines
91 KiB
C
3502 lines
91 KiB
C
/* Tcl/Tk interface routines.
|
||
Copyright 1994, 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
|
||
|
||
Written by Stu Grossman <grossman@cygnus.com> of Cygnus Support.
|
||
|
||
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. */
|
||
|
||
#include "defs.h"
|
||
#include "symtab.h"
|
||
#include "inferior.h"
|
||
#include "command.h"
|
||
#include "bfd.h"
|
||
#include "symfile.h"
|
||
#include "objfiles.h"
|
||
#include "target.h"
|
||
#include "gdbcore.h"
|
||
#include "tracepoint.h"
|
||
#include "demangle.h"
|
||
|
||
#ifdef _WIN32
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||
#include <winuser.h>
|
||
#endif
|
||
|
||
#include <sys/stat.h>
|
||
|
||
#include <tcl.h>
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||
#include <tk.h>
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||
#include <itcl.h>
|
||
#include <tix.h>
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||
#include "guitcl.h"
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||
|
||
#ifdef IDE
|
||
/* start-sanitize-ide */
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||
#include "event.h"
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||
#include "idetcl.h"
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||
#include "ilutk.h"
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||
/* end-sanitize-ide */
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||
#endif
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||
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||
#ifdef ANSI_PROTOTYPES
|
||
#include <stdarg.h>
|
||
#else
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||
#include <varargs.h>
|
||
#endif
|
||
#include <signal.h>
|
||
#include <fcntl.h>
|
||
#include <unistd.h>
|
||
#include <setjmp.h>
|
||
#include "top.h"
|
||
#include <sys/ioctl.h>
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||
#include "gdb_string.h"
|
||
#include "dis-asm.h"
|
||
#include <stdio.h>
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||
#include "gdbcmd.h"
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||
|
||
#include "annotate.h"
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||
#include <sys/time.h>
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||
|
||
#ifdef WINNT
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||
#define GDBTK_PATH_SEP ";"
|
||
#else
|
||
#define GDBTK_PATH_SEP ":"
|
||
#endif
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||
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||
/* Some versions (1.3.79, 1.3.81) of Linux don't support SIOCSPGRP the way
|
||
gdbtk wants to use it... */
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#ifdef __linux__
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#undef SIOCSPGRP
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#endif
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||
static int No_Update = 0;
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||
static int load_in_progress = 0;
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static int in_fputs = 0;
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int gdbtk_load_hash PARAMS ((char *, unsigned long));
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int (*ui_load_progress_hook) PARAMS ((char *, unsigned long));
|
||
void (*pre_add_symbol_hook) PARAMS ((char *));
|
||
void (*post_add_symbol_hook) PARAMS ((void));
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||
|
||
#ifdef __CYGWIN32__
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||
extern void (*ui_loop_hook) PARAMS ((int));
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#endif
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||
char * get_prompt PARAMS ((void));
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|
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static void null_routine PARAMS ((int));
|
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static void gdbtk_flush PARAMS ((FILE *));
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||
static void gdbtk_fputs PARAMS ((const char *, FILE *));
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static int gdbtk_query PARAMS ((const char *, va_list));
|
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static void gdbtk_warning PARAMS ((const char *, va_list));
|
||
static void gdbtk_ignorable_warning PARAMS ((const char *));
|
||
static char *gdbtk_readline PARAMS ((char *));
|
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static void gdbtk_init PARAMS ((char *));
|
||
static void tk_command_loop PARAMS ((void));
|
||
static void gdbtk_call_command PARAMS ((struct cmd_list_element *, char *, int));
|
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static int gdbtk_wait PARAMS ((int, struct target_waitstatus *));
|
||
static void x_event PARAMS ((int));
|
||
static void gdbtk_interactive PARAMS ((void));
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||
static void cleanup_init PARAMS ((int));
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||
static void tk_command PARAMS ((char *, int));
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||
static int gdb_disassemble PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
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||
static int compare_lines PARAMS ((const PTR, const PTR));
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static int gdbtk_dis_asm_read_memory PARAMS ((bfd_vma, bfd_byte *, int, disassemble_info *));
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||
static int gdb_path_conv PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
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||
static int gdb_stop PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
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||
static int gdb_confirm_quit PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
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||
static int gdb_force_quit PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
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static int gdb_listfiles PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
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static int gdb_listfuncs PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
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||
static int call_wrapper PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
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static int call_obj_wrapper PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST []));
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static int gdb_cmd PARAMS ((ClientData, Tcl_Interp *, int, char *argv[]));
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static int gdb_immediate_command PARAMS ((ClientData, Tcl_Interp *, int, char *argv[]));
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static int gdb_fetch_registers PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
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static void gdbtk_readline_end PARAMS ((void));
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static void pc_changed PARAMS ((void));
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static int gdb_changed_register_list PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
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static void register_changed_p PARAMS ((int, void *));
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||
static int gdb_get_breakpoint_list PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
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static int gdb_get_breakpoint_info PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
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||
static void breakpoint_notify PARAMS ((struct breakpoint *, const char *));
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static void gdbtk_create_breakpoint PARAMS ((struct breakpoint *));
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static void gdbtk_delete_breakpoint PARAMS ((struct breakpoint *));
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static void gdbtk_modify_breakpoint PARAMS ((struct breakpoint *));
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static int gdb_loc PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
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static int gdb_eval PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
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static int map_arg_registers PARAMS ((int, char *[], void (*) (int, void *), void *));
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static void get_register_name PARAMS ((int, void *));
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static int gdb_regnames PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
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static void get_register PARAMS ((int, void *));
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||
static int gdb_trace_status PARAMS ((ClientData, Tcl_Interp *, int, char *argv[]));
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static int gdb_target_has_execution_command PARAMS ((ClientData, Tcl_Interp *, int, char *argv[]));
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static int gdb_load_info PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
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void TclDebug PARAMS ((const char *fmt, ...));
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static int gdb_get_locals_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST
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objv[]));
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static int gdb_get_args_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST
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||
objv[]));
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static int gdb_get_vars_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
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static int gdb_get_function_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
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static int gdb_get_line_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
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static int gdb_get_file_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
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static int gdb_tracepoint_exists_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
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static int gdb_get_tracepoint_info PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
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||
static int gdb_actions_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
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||
static int gdb_prompt_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
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static int gdb_find_file_command PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
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static int gdb_get_tracepoint_list PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
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static void gdbtk_create_tracepoint PARAMS ((struct tracepoint *));
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||
static void gdbtk_delete_tracepoint PARAMS ((struct tracepoint *));
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||
static void gdbtk_modify_tracepoint PARAMS ((struct tracepoint *));
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||
static void tracepoint_notify PARAMS ((struct tracepoint *, const char *));
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||
static void gdbtk_print_frame_info PARAMS ((struct symtab *, int, int, int));
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void gdbtk_pre_add_symbol PARAMS ((char *));
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||
void gdbtk_post_add_symbol PARAMS ((void));
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||
static int get_pc_register PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
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static int gdb_loadfile PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
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static int gdb_set_bp PARAMS ((ClientData, Tcl_Interp *, int, Tcl_Obj *CONST objv[]));
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static struct symtab *full_lookup_symtab PARAMS ((char *file));
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static int gdb_get_mem PARAMS ((ClientData, Tcl_Interp *, int, char *[]));
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||
/* Handle for TCL interpreter */
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||
static Tcl_Interp *interp = NULL;
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||
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||
static int gdbtk_timer_going = 0;
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||
static void gdbtk_start_timer PARAMS ((void));
|
||
static void gdbtk_stop_timer PARAMS ((void));
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||
|
||
/* This variable is true when the inferior is running. Although it's
|
||
possible to disable most input from widgets and thus prevent
|
||
attempts to do anything while the inferior is running, any commands
|
||
that get through - even a simple memory read - are Very Bad, and
|
||
may cause GDB to crash or behave strangely. So, this variable
|
||
provides an extra layer of defense. */
|
||
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||
static int running_now;
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||
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||
/* This variable determines where memory used for disassembly is read from.
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||
If > 0, then disassembly comes from the exec file rather than the
|
||
target (which might be at the other end of a slow serial link). If
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||
== 0 then disassembly comes from target. If < 0 disassembly is
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||
automatically switched to the target if it's an inferior process,
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otherwise the exec file is used. */
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||
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||
static int disassemble_from_exec = -1;
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||
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||
#ifndef _WIN32
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||
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||
/* Supply malloc calls for tcl/tk. We do not want to do this on
|
||
Windows, because Tcl_Alloc is probably in a DLL which will not call
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the mmalloc routines. */
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||
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||
char *
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||
Tcl_Alloc (size)
|
||
unsigned int size;
|
||
{
|
||
return xmalloc (size);
|
||
}
|
||
|
||
char *
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||
Tcl_Realloc (ptr, size)
|
||
char *ptr;
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||
unsigned int size;
|
||
{
|
||
return xrealloc (ptr, size);
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||
}
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||
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||
void
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||
Tcl_Free(ptr)
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char *ptr;
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||
{
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||
free (ptr);
|
||
}
|
||
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||
#endif /* ! _WIN32 */
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||
|
||
static void
|
||
null_routine(arg)
|
||
int arg;
|
||
{
|
||
}
|
||
|
||
#ifdef _WIN32
|
||
|
||
/* On Windows, if we hold a file open, other programs can't write to
|
||
it. In particular, we don't want to hold the executable open,
|
||
because it will mean that people have to get out of the debugging
|
||
session in order to remake their program. So we close it, although
|
||
this will cost us if and when we need to reopen it. */
|
||
|
||
static void
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||
close_bfds ()
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||
{
|
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struct objfile *o;
|
||
|
||
ALL_OBJFILES (o)
|
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{
|
||
if (o->obfd != NULL)
|
||
bfd_cache_close (o->obfd);
|
||
}
|
||
|
||
if (exec_bfd != NULL)
|
||
bfd_cache_close (exec_bfd);
|
||
}
|
||
|
||
#endif /* _WIN32 */
|
||
|
||
/* The following routines deal with stdout/stderr data, which is created by
|
||
{f}printf_{un}filtered and friends. gdbtk_fputs and gdbtk_flush are the
|
||
lowest level of these routines and capture all output from the rest of GDB.
|
||
Normally they present their data to tcl via callbacks to the following tcl
|
||
routines: gdbtk_tcl_fputs, gdbtk_tcl_fputs_error, and gdbtk_flush. These
|
||
in turn call tk routines to update the display.
|
||
|
||
Under some circumstances, you may want to collect the output so that it can
|
||
be returned as the value of a tcl procedure. This can be done by
|
||
surrounding the output routines with calls to start_saving_output and
|
||
finish_saving_output. The saved data can then be retrieved with
|
||
get_saved_output (but this must be done before the call to
|
||
finish_saving_output). */
|
||
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||
/* Dynamic string for output. */
|
||
|
||
static Tcl_DString *result_ptr;
|
||
|
||
/* Dynamic string for stderr. This is only used if result_ptr is
|
||
NULL. */
|
||
|
||
static Tcl_DString *error_string_ptr;
|
||
|
||
static void
|
||
gdbtk_flush (stream)
|
||
FILE *stream;
|
||
{
|
||
#if 0
|
||
/* Force immediate screen update */
|
||
|
||
Tcl_VarEval (interp, "gdbtk_tcl_flush", NULL);
|
||
#endif
|
||
}
|
||
|
||
static void
|
||
gdbtk_fputs (ptr, stream)
|
||
const char *ptr;
|
||
FILE *stream;
|
||
{
|
||
char *merge[2], *command;
|
||
in_fputs = 1;
|
||
|
||
if (result_ptr)
|
||
Tcl_DStringAppend (result_ptr, (char *) ptr, -1);
|
||
else if (error_string_ptr != NULL && stream == gdb_stderr)
|
||
Tcl_DStringAppend (error_string_ptr, (char *) ptr, -1);
|
||
else
|
||
{
|
||
merge[0] = "gdbtk_tcl_fputs";
|
||
merge[1] = (char *)ptr;
|
||
command = Tcl_Merge (2, merge);
|
||
Tcl_Eval (interp, command);
|
||
Tcl_Free (command);
|
||
}
|
||
in_fputs = 0;
|
||
}
|
||
|
||
static void
|
||
gdbtk_warning (warning, args)
|
||
const char *warning;
|
||
va_list args;
|
||
{
|
||
char buf[200], *merge[2];
|
||
char *command;
|
||
|
||
vsprintf (buf, warning, args);
|
||
merge[0] = "gdbtk_tcl_warning";
|
||
merge[1] = buf;
|
||
command = Tcl_Merge (2, merge);
|
||
Tcl_Eval (interp, command);
|
||
Tcl_Free (command);
|
||
}
|
||
|
||
static void
|
||
gdbtk_ignorable_warning (warning)
|
||
const char *warning;
|
||
{
|
||
char buf[200], *merge[2];
|
||
char *command;
|
||
|
||
sprintf (buf, warning);
|
||
merge[0] = "gdbtk_tcl_ignorable_warning";
|
||
merge[1] = buf;
|
||
command = Tcl_Merge (2, merge);
|
||
Tcl_Eval (interp, command);
|
||
Tcl_Free (command);
|
||
}
|
||
|
||
static int
|
||
gdbtk_query (query, args)
|
||
const char *query;
|
||
va_list args;
|
||
{
|
||
char buf[200], *merge[2];
|
||
char *command;
|
||
long val;
|
||
|
||
vsprintf (buf, query, args);
|
||
merge[0] = "gdbtk_tcl_query";
|
||
merge[1] = buf;
|
||
command = Tcl_Merge (2, merge);
|
||
Tcl_Eval (interp, command);
|
||
Tcl_Free (command);
|
||
|
||
val = atol (interp->result);
|
||
return val;
|
||
}
|
||
|
||
/* VARARGS */
|
||
static void
|
||
#ifdef ANSI_PROTOTYPES
|
||
gdbtk_readline_begin (char *format, ...)
|
||
#else
|
||
gdbtk_readline_begin (va_alist)
|
||
va_dcl
|
||
#endif
|
||
{
|
||
va_list args;
|
||
char buf[200], *merge[2];
|
||
char *command;
|
||
|
||
#ifdef ANSI_PROTOTYPES
|
||
va_start (args, format);
|
||
#else
|
||
char *format;
|
||
va_start (args);
|
||
format = va_arg (args, char *);
|
||
#endif
|
||
|
||
vsprintf (buf, format, args);
|
||
merge[0] = "gdbtk_tcl_readline_begin";
|
||
merge[1] = buf;
|
||
command = Tcl_Merge (2, merge);
|
||
Tcl_Eval (interp, command);
|
||
Tcl_Free (command);
|
||
}
|
||
|
||
static char *
|
||
gdbtk_readline (prompt)
|
||
char *prompt;
|
||
{
|
||
char *merge[2];
|
||
char *command;
|
||
int result;
|
||
|
||
#ifdef _WIN32
|
||
close_bfds ();
|
||
#endif
|
||
|
||
merge[0] = "gdbtk_tcl_readline";
|
||
merge[1] = prompt;
|
||
command = Tcl_Merge (2, merge);
|
||
result = Tcl_Eval (interp, command);
|
||
Tcl_Free (command);
|
||
if (result == TCL_OK)
|
||
{
|
||
return (strdup (interp -> result));
|
||
}
|
||
else
|
||
{
|
||
gdbtk_fputs (interp -> result, gdb_stdout);
|
||
gdbtk_fputs ("\n", gdb_stdout);
|
||
return (NULL);
|
||
}
|
||
}
|
||
|
||
static void
|
||
gdbtk_readline_end ()
|
||
{
|
||
Tcl_Eval (interp, "gdbtk_tcl_readline_end");
|
||
}
|
||
|
||
static void
|
||
pc_changed()
|
||
{
|
||
Tcl_Eval (interp, "gdbtk_pc_changed");
|
||
}
|
||
|
||
|
||
static void
|
||
#ifdef ANSI_PROTOTYPES
|
||
dsprintf_append_element (Tcl_DString *dsp, char *format, ...)
|
||
#else
|
||
dsprintf_append_element (va_alist)
|
||
va_dcl
|
||
#endif
|
||
{
|
||
va_list args;
|
||
char buf[1024];
|
||
|
||
#ifdef ANSI_PROTOTYPES
|
||
va_start (args, format);
|
||
#else
|
||
Tcl_DString *dsp;
|
||
char *format;
|
||
|
||
va_start (args);
|
||
dsp = va_arg (args, Tcl_DString *);
|
||
format = va_arg (args, char *);
|
||
#endif
|
||
|
||
vsprintf (buf, format, args);
|
||
|
||
Tcl_DStringAppendElement (dsp, buf);
|
||
}
|
||
|
||
static int
|
||
gdb_path_conv (clientData, interp, argc, argv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int argc;
|
||
char *argv[];
|
||
{
|
||
#ifdef WINNT
|
||
char pathname[256], *ptr;
|
||
if (argc != 2)
|
||
error ("wrong # args");
|
||
cygwin32_conv_to_full_win32_path (argv[1], pathname);
|
||
for (ptr = pathname; *ptr; ptr++)
|
||
{
|
||
if (*ptr == '\\')
|
||
*ptr = '/';
|
||
}
|
||
#else
|
||
char *pathname = argv[1];
|
||
#endif
|
||
Tcl_DStringAppend (result_ptr, pathname, strlen(pathname));
|
||
return TCL_OK;
|
||
}
|
||
|
||
static int
|
||
gdb_get_breakpoint_list (clientData, interp, argc, argv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int argc;
|
||
char *argv[];
|
||
{
|
||
struct breakpoint *b;
|
||
extern struct breakpoint *breakpoint_chain;
|
||
|
||
if (argc != 1)
|
||
error ("wrong # args");
|
||
|
||
for (b = breakpoint_chain; b; b = b->next)
|
||
if (b->type == bp_breakpoint)
|
||
dsprintf_append_element (result_ptr, "%d", b->number);
|
||
|
||
return TCL_OK;
|
||
}
|
||
|
||
static int
|
||
gdb_get_breakpoint_info (clientData, interp, argc, argv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int argc;
|
||
char *argv[];
|
||
{
|
||
struct symtab_and_line sal;
|
||
static char *bptypes[] = {"breakpoint", "hardware breakpoint", "until",
|
||
"finish", "watchpoint", "hardware watchpoint",
|
||
"read watchpoint", "access watchpoint",
|
||
"longjmp", "longjmp resume", "step resume",
|
||
"through sigtramp", "watchpoint scope",
|
||
"call dummy" };
|
||
static char *bpdisp[] = {"delete", "delstop", "disable", "donttouch"};
|
||
struct command_line *cmd;
|
||
int bpnum;
|
||
struct breakpoint *b;
|
||
extern struct breakpoint *breakpoint_chain;
|
||
char *funcname, *fname, *filename;
|
||
|
||
if (argc != 2)
|
||
error ("wrong # args");
|
||
|
||
bpnum = atoi (argv[1]);
|
||
|
||
for (b = breakpoint_chain; b; b = b->next)
|
||
if (b->number == bpnum)
|
||
break;
|
||
|
||
if (!b || b->type != bp_breakpoint)
|
||
error ("Breakpoint #%d does not exist", bpnum);
|
||
|
||
sal = find_pc_line (b->address, 0);
|
||
|
||
filename = symtab_to_filename (sal.symtab);
|
||
if (filename == NULL)
|
||
filename = "";
|
||
Tcl_DStringAppendElement (result_ptr, filename);
|
||
|
||
find_pc_partial_function (b->address, &funcname, NULL, NULL);
|
||
fname = cplus_demangle (funcname, 0);
|
||
if (fname)
|
||
{
|
||
Tcl_DStringAppendElement (result_ptr, fname);
|
||
free (fname);
|
||
}
|
||
else
|
||
Tcl_DStringAppendElement (result_ptr, funcname);
|
||
dsprintf_append_element (result_ptr, "%d", b->line_number);
|
||
dsprintf_append_element (result_ptr, "0x%lx", b->address);
|
||
Tcl_DStringAppendElement (result_ptr, bptypes[b->type]);
|
||
Tcl_DStringAppendElement (result_ptr, b->enable == enabled ? "1" : "0");
|
||
Tcl_DStringAppendElement (result_ptr, bpdisp[b->disposition]);
|
||
dsprintf_append_element (result_ptr, "%d", b->ignore_count);
|
||
|
||
Tcl_DStringStartSublist (result_ptr);
|
||
for (cmd = b->commands; cmd; cmd = cmd->next)
|
||
Tcl_DStringAppendElement (result_ptr, cmd->line);
|
||
Tcl_DStringEndSublist (result_ptr);
|
||
|
||
Tcl_DStringAppendElement (result_ptr, b->cond_string);
|
||
|
||
dsprintf_append_element (result_ptr, "%d", b->thread);
|
||
dsprintf_append_element (result_ptr, "%d", b->hit_count);
|
||
|
||
return TCL_OK;
|
||
}
|
||
|
||
static void
|
||
breakpoint_notify(b, action)
|
||
struct breakpoint *b;
|
||
const char *action;
|
||
{
|
||
char buf[256];
|
||
int v;
|
||
struct symtab_and_line sal;
|
||
char *filename;
|
||
|
||
if (b->type != bp_breakpoint)
|
||
return;
|
||
|
||
/* We ensure that ACTION contains no special Tcl characters, so we
|
||
can do this. */
|
||
sal = find_pc_line (b->address, 0);
|
||
filename = symtab_to_filename (sal.symtab);
|
||
if (filename == NULL)
|
||
filename = "";
|
||
|
||
sprintf (buf, "gdbtk_tcl_breakpoint %s %d 0x%lx %d {%s}", action, b->number,
|
||
(long)b->address, b->line_number, filename);
|
||
|
||
v = Tcl_Eval (interp, buf);
|
||
|
||
if (v != TCL_OK)
|
||
{
|
||
gdbtk_fputs (interp->result, gdb_stdout);
|
||
gdbtk_fputs ("\n", gdb_stdout);
|
||
}
|
||
}
|
||
|
||
static void
|
||
gdbtk_create_breakpoint(b)
|
||
struct breakpoint *b;
|
||
{
|
||
breakpoint_notify (b, "create");
|
||
}
|
||
|
||
static void
|
||
gdbtk_delete_breakpoint(b)
|
||
struct breakpoint *b;
|
||
{
|
||
breakpoint_notify (b, "delete");
|
||
}
|
||
|
||
static void
|
||
gdbtk_modify_breakpoint(b)
|
||
struct breakpoint *b;
|
||
{
|
||
breakpoint_notify (b, "modify");
|
||
}
|
||
|
||
/* This implements the TCL command `gdb_loc', which returns a list */
|
||
/* consisting of the following: */
|
||
/* basename, function name, filename, line number, address, current pc */
|
||
|
||
static int
|
||
gdb_loc (clientData, interp, argc, argv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int argc;
|
||
char *argv[];
|
||
{
|
||
char *filename;
|
||
struct symtab_and_line sal;
|
||
char *funcname, *fname;
|
||
CORE_ADDR pc;
|
||
|
||
if (!have_full_symbols () && !have_partial_symbols ())
|
||
{
|
||
Tcl_SetResult (interp, "No symbol table is loaded", TCL_STATIC);
|
||
return TCL_ERROR;
|
||
}
|
||
|
||
if (argc == 1)
|
||
{
|
||
if (selected_frame && (selected_frame->pc != stop_pc))
|
||
{
|
||
/* Note - this next line is not correct on all architectures. */
|
||
/* For a graphical debugged we really want to highlight the */
|
||
/* assembly line that called the next function on the stack. */
|
||
/* Many architectures have the next instruction saved as the */
|
||
/* pc on the stack, so what happens is the next instruction is hughlighted. */
|
||
/* FIXME */
|
||
pc = selected_frame->pc;
|
||
sal = find_pc_line (selected_frame->pc,
|
||
selected_frame->next != NULL
|
||
&& !selected_frame->next->signal_handler_caller
|
||
&& !frame_in_dummy (selected_frame->next));
|
||
}
|
||
else
|
||
{
|
||
pc = stop_pc;
|
||
sal = find_pc_line (stop_pc, 0);
|
||
}
|
||
}
|
||
else if (argc == 2)
|
||
{
|
||
struct symtabs_and_lines sals;
|
||
int nelts;
|
||
|
||
sals = decode_line_spec (argv[1], 1);
|
||
|
||
nelts = sals.nelts;
|
||
sal = sals.sals[0];
|
||
free (sals.sals);
|
||
|
||
if (sals.nelts != 1)
|
||
error ("Ambiguous line spec");
|
||
|
||
pc = sal.pc;
|
||
}
|
||
else
|
||
error ("wrong # args");
|
||
|
||
if (sal.symtab)
|
||
Tcl_DStringAppendElement (result_ptr, sal.symtab->filename);
|
||
else
|
||
Tcl_DStringAppendElement (result_ptr, "");
|
||
|
||
find_pc_partial_function (pc, &funcname, NULL, NULL);
|
||
fname = cplus_demangle (funcname, 0);
|
||
if (fname)
|
||
{
|
||
Tcl_DStringAppendElement (result_ptr, fname);
|
||
free (fname);
|
||
}
|
||
else
|
||
Tcl_DStringAppendElement (result_ptr, funcname);
|
||
filename = symtab_to_filename (sal.symtab);
|
||
if (filename == NULL)
|
||
filename = "";
|
||
|
||
Tcl_DStringAppendElement (result_ptr, filename);
|
||
dsprintf_append_element (result_ptr, "%d", sal.line); /* line number */
|
||
dsprintf_append_element (result_ptr, "0x%s", paddr_nz(pc)); /* PC in current frame */
|
||
dsprintf_append_element (result_ptr, "0x%s", paddr_nz(stop_pc)); /* Real PC */
|
||
return TCL_OK;
|
||
}
|
||
|
||
/* This implements the TCL command `gdb_eval'. */
|
||
|
||
static int
|
||
gdb_eval (clientData, interp, argc, argv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int argc;
|
||
char *argv[];
|
||
{
|
||
struct expression *expr;
|
||
struct cleanup *old_chain;
|
||
value_ptr val;
|
||
|
||
if (argc != 2)
|
||
error ("wrong # args");
|
||
|
||
expr = parse_expression (argv[1]);
|
||
|
||
old_chain = make_cleanup (free_current_contents, &expr);
|
||
|
||
val = evaluate_expression (expr);
|
||
|
||
val_print (VALUE_TYPE (val), VALUE_CONTENTS (val), VALUE_ADDRESS (val),
|
||
gdb_stdout, 0, 0, 0, 0);
|
||
|
||
do_cleanups (old_chain);
|
||
|
||
return TCL_OK;
|
||
}
|
||
|
||
/* gdb_get_mem addr form size num aschar*/
|
||
/* dump a block of memory */
|
||
/* addr: address of data to dump */
|
||
/* form: a char indicating format */
|
||
/* size: size of each element; 1,2,4, or 8 bytes*/
|
||
/* num: the number of bytes to read */
|
||
/* acshar: an optional ascii character to use in ASCII dump */
|
||
/* returns a list of elements followed by an optional */
|
||
/* ASCII dump */
|
||
|
||
static int
|
||
gdb_get_mem (clientData, interp, argc, argv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int argc;
|
||
char *argv[];
|
||
{
|
||
int size, asize, i, j, bc;
|
||
CORE_ADDR addr;
|
||
int nbytes, rnum, bpr;
|
||
char format, c, *ptr, buff[128], aschar, *mbuf, *mptr, *cptr, *bptr;
|
||
struct type *val_type;
|
||
|
||
if (argc < 6 || argc > 7)
|
||
{
|
||
interp->result = "addr format size bytes bytes_per_row ?ascii_char?";
|
||
return TCL_ERROR;
|
||
}
|
||
|
||
size = (int)strtoul(argv[3],(char **)NULL,0);
|
||
nbytes = (int)strtoul(argv[4],(char **)NULL,0);
|
||
bpr = (int)strtoul(argv[5],(char **)NULL,0);
|
||
if (nbytes <= 0 || bpr <= 0 || size <= 0)
|
||
{
|
||
interp->result = "Invalid number of bytes.";
|
||
return TCL_ERROR;
|
||
}
|
||
|
||
addr = (CORE_ADDR)strtoul(argv[1],(char **)NULL,0);
|
||
format = *argv[2];
|
||
mbuf = (char *)malloc (nbytes+32);
|
||
if (!mbuf)
|
||
{
|
||
interp->result = "Out of memory.";
|
||
return TCL_ERROR;
|
||
}
|
||
memset (mbuf, 0, nbytes+32);
|
||
mptr = cptr = mbuf;
|
||
|
||
rnum = target_read_memory_partial (addr, mbuf, nbytes, NULL);
|
||
|
||
if (argv[6])
|
||
aschar = *argv[6];
|
||
else
|
||
aschar = 0;
|
||
|
||
switch (size) {
|
||
case 1:
|
||
val_type = builtin_type_char;
|
||
asize = 'b';
|
||
break;
|
||
case 2:
|
||
val_type = builtin_type_short;
|
||
asize = 'h';
|
||
break;
|
||
case 4:
|
||
val_type = builtin_type_int;
|
||
asize = 'w';
|
||
break;
|
||
case 8:
|
||
val_type = builtin_type_long_long;
|
||
asize = 'g';
|
||
break;
|
||
default:
|
||
val_type = builtin_type_char;
|
||
asize = 'b';
|
||
}
|
||
|
||
bc = 0; /* count of bytes in a row */
|
||
buff[0] = '"'; /* buffer for ascii dump */
|
||
bptr = &buff[1]; /* pointer for ascii dump */
|
||
|
||
for (i=0; i < nbytes; i+= size)
|
||
{
|
||
if ( i >= rnum)
|
||
{
|
||
fputs_unfiltered ("N/A ", gdb_stdout);
|
||
if (aschar)
|
||
for ( j = 0; j < size; j++)
|
||
*bptr++ = 'X';
|
||
}
|
||
else
|
||
{
|
||
print_scalar_formatted (mptr, val_type, format, asize, gdb_stdout);
|
||
fputs_unfiltered (" ", gdb_stdout);
|
||
if (aschar)
|
||
{
|
||
for ( j = 0; j < size; j++)
|
||
{
|
||
c = *cptr++;
|
||
if (c < 32 || c > 126)
|
||
c = aschar;
|
||
if (c == '"')
|
||
*bptr++ = '\\';
|
||
*bptr++ = c;
|
||
}
|
||
}
|
||
}
|
||
|
||
mptr += size;
|
||
bc += size;
|
||
|
||
if (aschar && (bc >= bpr))
|
||
{
|
||
/* end of row. print it and reset variables */
|
||
bc = 0;
|
||
*bptr++ = '"';
|
||
*bptr++ = ' ';
|
||
*bptr = 0;
|
||
fputs_unfiltered (buff, gdb_stdout);
|
||
bptr = &buff[1];
|
||
}
|
||
}
|
||
|
||
free (mbuf);
|
||
return TCL_OK;
|
||
}
|
||
|
||
static int
|
||
map_arg_registers (argc, argv, func, argp)
|
||
int argc;
|
||
char *argv[];
|
||
void (*func) PARAMS ((int regnum, void *argp));
|
||
void *argp;
|
||
{
|
||
int regnum;
|
||
|
||
/* Note that the test for a valid register must include checking the
|
||
reg_names array because NUM_REGS may be allocated for the union of the
|
||
register sets within a family of related processors. In this case, the
|
||
trailing entries of reg_names will change depending upon the particular
|
||
processor being debugged. */
|
||
|
||
if (argc == 0) /* No args, just do all the regs */
|
||
{
|
||
for (regnum = 0;
|
||
regnum < NUM_REGS
|
||
&& reg_names[regnum] != NULL
|
||
&& *reg_names[regnum] != '\000';
|
||
regnum++)
|
||
func (regnum, argp);
|
||
|
||
return TCL_OK;
|
||
}
|
||
|
||
/* Else, list of register #s, just do listed regs */
|
||
for (; argc > 0; argc--, argv++)
|
||
{
|
||
regnum = atoi (*argv);
|
||
|
||
if (regnum >= 0
|
||
&& regnum < NUM_REGS
|
||
&& reg_names[regnum] != NULL
|
||
&& *reg_names[regnum] != '\000')
|
||
func (regnum, argp);
|
||
else
|
||
error ("bad register number");
|
||
}
|
||
|
||
return TCL_OK;
|
||
}
|
||
|
||
static void
|
||
get_register_name (regnum, argp)
|
||
int regnum;
|
||
void *argp; /* Ignored */
|
||
{
|
||
Tcl_DStringAppendElement (result_ptr, reg_names[regnum]);
|
||
}
|
||
|
||
/* This implements the TCL command `gdb_regnames', which returns a list of
|
||
all of the register names. */
|
||
|
||
static int
|
||
gdb_regnames (clientData, interp, argc, argv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int argc;
|
||
char *argv[];
|
||
{
|
||
argc--;
|
||
argv++;
|
||
|
||
return map_arg_registers (argc, argv, get_register_name, NULL);
|
||
}
|
||
|
||
#ifndef REGISTER_CONVERTIBLE
|
||
#define REGISTER_CONVERTIBLE(x) (0 != 0)
|
||
#endif
|
||
|
||
#ifndef REGISTER_CONVERT_TO_VIRTUAL
|
||
#define REGISTER_CONVERT_TO_VIRTUAL(x, y, z, a)
|
||
#endif
|
||
|
||
#ifndef INVALID_FLOAT
|
||
#define INVALID_FLOAT(x, y) (0 != 0)
|
||
#endif
|
||
|
||
static void
|
||
get_register (regnum, fp)
|
||
int regnum;
|
||
void *fp;
|
||
{
|
||
char raw_buffer[MAX_REGISTER_RAW_SIZE];
|
||
char virtual_buffer[MAX_REGISTER_VIRTUAL_SIZE];
|
||
int format = (int)fp;
|
||
|
||
if (format == 'N')
|
||
format = 0;
|
||
|
||
if (read_relative_register_raw_bytes (regnum, raw_buffer))
|
||
{
|
||
Tcl_DStringAppendElement (result_ptr, "Optimized out");
|
||
return;
|
||
}
|
||
|
||
/* Convert raw data to virtual format if necessary. */
|
||
|
||
if (REGISTER_CONVERTIBLE (regnum))
|
||
{
|
||
REGISTER_CONVERT_TO_VIRTUAL (regnum, REGISTER_VIRTUAL_TYPE (regnum),
|
||
raw_buffer, virtual_buffer);
|
||
}
|
||
else
|
||
memcpy (virtual_buffer, raw_buffer, REGISTER_VIRTUAL_SIZE (regnum));
|
||
|
||
if (format == 'r')
|
||
{
|
||
int j;
|
||
printf_filtered ("0x");
|
||
for (j = 0; j < REGISTER_RAW_SIZE (regnum); j++)
|
||
{
|
||
register int idx = TARGET_BYTE_ORDER == BIG_ENDIAN ? j
|
||
: REGISTER_RAW_SIZE (regnum) - 1 - j;
|
||
printf_filtered ("%02x", (unsigned char)raw_buffer[idx]);
|
||
}
|
||
}
|
||
else
|
||
val_print (REGISTER_VIRTUAL_TYPE (regnum), virtual_buffer, 0,
|
||
gdb_stdout, format, 1, 0, Val_pretty_default);
|
||
|
||
Tcl_DStringAppend (result_ptr, " ", -1);
|
||
}
|
||
|
||
static int
|
||
get_pc_register (clientData, interp, argc, argv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int argc;
|
||
char *argv[];
|
||
{
|
||
sprintf(interp->result,"0x%llx",(long long)read_register(PC_REGNUM));
|
||
return TCL_OK;
|
||
}
|
||
|
||
static int
|
||
gdb_fetch_registers (clientData, interp, argc, argv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int argc;
|
||
char *argv[];
|
||
{
|
||
int format;
|
||
|
||
if (argc < 2)
|
||
error ("wrong # args");
|
||
|
||
argc -= 2;
|
||
argv++;
|
||
format = **argv++;
|
||
|
||
return map_arg_registers (argc, argv, get_register, (void *) format);
|
||
}
|
||
|
||
/* This contains the previous values of the registers, since the last call to
|
||
gdb_changed_register_list. */
|
||
|
||
static char old_regs[REGISTER_BYTES];
|
||
|
||
static void
|
||
register_changed_p (regnum, argp)
|
||
int regnum;
|
||
void *argp; /* Ignored */
|
||
{
|
||
char raw_buffer[MAX_REGISTER_RAW_SIZE];
|
||
|
||
if (read_relative_register_raw_bytes (regnum, raw_buffer))
|
||
return;
|
||
|
||
if (memcmp (&old_regs[REGISTER_BYTE (regnum)], raw_buffer,
|
||
REGISTER_RAW_SIZE (regnum)) == 0)
|
||
return;
|
||
|
||
/* Found a changed register. Save new value and return its number. */
|
||
|
||
memcpy (&old_regs[REGISTER_BYTE (regnum)], raw_buffer,
|
||
REGISTER_RAW_SIZE (regnum));
|
||
|
||
dsprintf_append_element (result_ptr, "%d", regnum);
|
||
}
|
||
|
||
static int
|
||
gdb_changed_register_list (clientData, interp, argc, argv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int argc;
|
||
char *argv[];
|
||
{
|
||
argc--;
|
||
argv++;
|
||
|
||
return map_arg_registers (argc, argv, register_changed_p, NULL);
|
||
}
|
||
|
||
/* This implements the tcl command "gdb_immediate", which does exactly
|
||
the same thing as gdb_cmd, except NONE of its outut is buffered. */
|
||
/* This will also ALWAYS cause the busy,update, and idle hooks to be
|
||
called, contrasted with gdb_cmd, which NEVER calls them. */
|
||
static int
|
||
gdb_immediate_command (clientData, interp, argc, argv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int argc;
|
||
char *argv[];
|
||
{
|
||
Tcl_DString *save_ptr = NULL;
|
||
|
||
if (argc != 2)
|
||
error ("wrong # args");
|
||
|
||
if (running_now || load_in_progress)
|
||
return TCL_OK;
|
||
|
||
No_Update = 0;
|
||
|
||
Tcl_DStringAppend (result_ptr, "", -1);
|
||
save_ptr = result_ptr;
|
||
result_ptr = NULL;
|
||
|
||
execute_command (argv[1], 1);
|
||
|
||
bpstat_do_actions (&stop_bpstat);
|
||
|
||
result_ptr = save_ptr;
|
||
|
||
return TCL_OK;
|
||
}
|
||
|
||
/* This implements the TCL command `gdb_cmd', which sends its argument into
|
||
the GDB command scanner. */
|
||
/* This command will never cause the update, idle and busy hooks to be called
|
||
within the GUI. */
|
||
static int
|
||
gdb_cmd (clientData, interp, argc, argv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int argc;
|
||
char *argv[];
|
||
{
|
||
Tcl_DString *save_ptr = NULL;
|
||
|
||
if (argc < 2)
|
||
error ("wrong # args");
|
||
|
||
if (running_now || load_in_progress)
|
||
return TCL_OK;
|
||
|
||
No_Update = 1;
|
||
|
||
/* for the load instruction (and possibly others later) we
|
||
set result_ptr to NULL so gdbtk_fputs() will not buffer
|
||
all the data until the command is finished. */
|
||
|
||
if (strncmp ("load ", argv[1], 5) == 0
|
||
|| strncmp ("while ", argv[1], 6) == 0)
|
||
{
|
||
Tcl_DStringAppend (result_ptr, "", -1);
|
||
save_ptr = result_ptr;
|
||
result_ptr = NULL;
|
||
load_in_progress = 1;
|
||
gdbtk_start_timer ();
|
||
}
|
||
|
||
execute_command (argv[1], 1);
|
||
|
||
if (load_in_progress)
|
||
{
|
||
gdbtk_stop_timer ();
|
||
load_in_progress = 0;
|
||
}
|
||
|
||
bpstat_do_actions (&stop_bpstat);
|
||
|
||
if (save_ptr)
|
||
result_ptr = save_ptr;
|
||
|
||
return TCL_OK;
|
||
}
|
||
|
||
/* Client of call_wrapper - this routine performs the actual call to
|
||
the client function. */
|
||
|
||
struct wrapped_call_args
|
||
{
|
||
Tcl_Interp *interp;
|
||
Tcl_CmdProc *func;
|
||
int argc;
|
||
char **argv;
|
||
int val;
|
||
};
|
||
|
||
static int
|
||
wrapped_call (args)
|
||
struct wrapped_call_args *args;
|
||
{
|
||
args->val = (*args->func) (args->func, args->interp, args->argc, args->argv);
|
||
return 1;
|
||
}
|
||
|
||
struct wrapped_call_objs
|
||
{
|
||
Tcl_Interp *interp;
|
||
Tcl_CmdProc *func;
|
||
int objc;
|
||
Tcl_Obj **objv;
|
||
int val;
|
||
};
|
||
|
||
static int
|
||
wrapped_obj_call (args)
|
||
struct wrapped_call_objs *args;
|
||
{
|
||
args->val = (*args->func) (args->func, args->interp, args->objc, args->objv);
|
||
return 1;
|
||
}
|
||
|
||
/* This routine acts as a top-level for all GDB code called by tcl/Tk. It
|
||
handles cleanups, and calls to return_to_top_level (usually via error).
|
||
This is necessary in order to prevent a longjmp out of the bowels of Tk,
|
||
possibly leaving things in a bad state. Since this routine can be called
|
||
recursively, it needs to save and restore the contents of the jmp_buf as
|
||
necessary. */
|
||
|
||
static int
|
||
call_wrapper (clientData, interp, argc, argv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int argc;
|
||
char *argv[];
|
||
{
|
||
struct wrapped_call_args wrapped_args;
|
||
Tcl_DString result, *old_result_ptr;
|
||
Tcl_DString error_string, *old_error_string_ptr;
|
||
|
||
Tcl_DStringInit (&result);
|
||
old_result_ptr = result_ptr;
|
||
result_ptr = &result;
|
||
|
||
Tcl_DStringInit (&error_string);
|
||
old_error_string_ptr = error_string_ptr;
|
||
error_string_ptr = &error_string;
|
||
|
||
wrapped_args.func = (Tcl_CmdProc *)clientData;
|
||
wrapped_args.interp = interp;
|
||
wrapped_args.argc = argc;
|
||
wrapped_args.argv = argv;
|
||
wrapped_args.val = 0;
|
||
|
||
if (!catch_errors (wrapped_call, &wrapped_args, "", RETURN_MASK_ALL))
|
||
{
|
||
wrapped_args.val = TCL_ERROR; /* Flag an error for TCL */
|
||
|
||
/* Make sure the timer interrupts are turned off. */
|
||
if (gdbtk_timer_going)
|
||
gdbtk_stop_timer ();
|
||
|
||
gdb_flush (gdb_stderr); /* Flush error output */
|
||
gdb_flush (gdb_stdout); /* Sometimes error output comes here as well */
|
||
|
||
/* In case of an error, we may need to force the GUI into idle
|
||
mode because gdbtk_call_command may have bombed out while in
|
||
the command routine. */
|
||
|
||
running_now = 0;
|
||
Tcl_Eval (interp, "gdbtk_tcl_idle");
|
||
}
|
||
|
||
/* do not suppress any errors -- a remote target could have errored */
|
||
load_in_progress = 0;
|
||
|
||
if (Tcl_DStringLength (&error_string) == 0)
|
||
{
|
||
Tcl_DStringResult (interp, &result);
|
||
Tcl_DStringFree (&error_string);
|
||
}
|
||
else if (Tcl_DStringLength (&result) == 0)
|
||
{
|
||
Tcl_DStringResult (interp, &error_string);
|
||
Tcl_DStringFree (&result);
|
||
Tcl_DStringFree (&error_string);
|
||
}
|
||
else
|
||
{
|
||
Tcl_ResetResult (interp);
|
||
Tcl_AppendResult (interp, Tcl_DStringValue (&result),
|
||
Tcl_DStringValue (&error_string), (char *) NULL);
|
||
Tcl_DStringFree (&result);
|
||
Tcl_DStringFree (&error_string);
|
||
}
|
||
|
||
result_ptr = old_result_ptr;
|
||
error_string_ptr = old_error_string_ptr;
|
||
|
||
#ifdef _WIN32
|
||
close_bfds ();
|
||
#endif
|
||
|
||
return wrapped_args.val;
|
||
}
|
||
static int
|
||
call_obj_wrapper (clientData, interp, objc, objv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int objc;
|
||
Tcl_Obj *CONST objv[];
|
||
{
|
||
struct wrapped_call_objs wrapped_args;
|
||
Tcl_DString result, *old_result_ptr;
|
||
Tcl_DString error_string, *old_error_string_ptr;
|
||
|
||
/* The obj call wrapper works differently from the string wrapper, because
|
||
* the obj calls currently insert their results directly into the
|
||
* interpreter's result. So there is no need to have a result_ptr...
|
||
* FIXME - rewrite all the object commands so they use a result_obj_ptr
|
||
* - rewrite all the string commands to be object commands.
|
||
*/
|
||
|
||
Tcl_DStringInit (&result);
|
||
old_result_ptr = result_ptr;
|
||
result_ptr = &result;
|
||
|
||
Tcl_DStringInit (&error_string);
|
||
|
||
Tcl_DStringInit (&error_string);
|
||
old_error_string_ptr = error_string_ptr;
|
||
error_string_ptr = &error_string;
|
||
|
||
wrapped_args.func = (Tcl_CmdProc *)clientData;
|
||
wrapped_args.interp = interp;
|
||
wrapped_args.objc = objc;
|
||
wrapped_args.objv = objv;
|
||
wrapped_args.val = 0;
|
||
|
||
if (!catch_errors (wrapped_obj_call, &wrapped_args, "", RETURN_MASK_ALL))
|
||
{
|
||
wrapped_args.val = TCL_ERROR; /* Flag an error for TCL */
|
||
|
||
/* Make sure the timer interrupts are turned off. */
|
||
if (gdbtk_timer_going)
|
||
gdbtk_stop_timer ();
|
||
|
||
gdb_flush (gdb_stderr); /* Flush error output */
|
||
gdb_flush (gdb_stdout); /* Sometimes error output comes here as well */
|
||
|
||
/* In case of an error, we may need to force the GUI into idle
|
||
mode because gdbtk_call_command may have bombed out while in
|
||
the command routine. */
|
||
|
||
running_now = 0;
|
||
Tcl_Eval (interp, "gdbtk_tcl_idle");
|
||
}
|
||
|
||
/* do not suppress any errors -- a remote target could have errored */
|
||
load_in_progress = 0;
|
||
|
||
if (Tcl_DStringLength (&error_string) == 0)
|
||
{
|
||
/* We should insert the result here, but the obj commands now
|
||
* do this directly, so we don't need to.
|
||
* FIXME - ultimately, all this should be redone so that all the
|
||
* commands either manipulate the Tcl result directly, or use a result_ptr.
|
||
*/
|
||
|
||
Tcl_DStringFree (&error_string);
|
||
}
|
||
else if (*(Tcl_GetStringResult (interp)) == '\0')
|
||
{
|
||
Tcl_DStringResult (interp, &error_string);
|
||
Tcl_DStringFree (&error_string);
|
||
}
|
||
else
|
||
{
|
||
Tcl_AppendToObj(Tcl_GetObjResult(interp), Tcl_DStringValue (&error_string),
|
||
Tcl_DStringLength (&error_string));
|
||
Tcl_DStringFree (&error_string);
|
||
}
|
||
|
||
result_ptr = old_result_ptr;
|
||
error_string_ptr = old_error_string_ptr;
|
||
|
||
#ifdef _WIN32
|
||
close_bfds ();
|
||
#endif
|
||
|
||
return wrapped_args.val;
|
||
}
|
||
|
||
static int
|
||
comp_files (file1, file2)
|
||
const char *file1[], *file2[];
|
||
{
|
||
return strcmp(*file1,*file2);
|
||
}
|
||
|
||
static int
|
||
gdb_listfiles (clientData, interp, objc, objv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int objc;
|
||
Tcl_Obj *CONST objv[];
|
||
{
|
||
struct objfile *objfile;
|
||
struct partial_symtab *psymtab;
|
||
struct symtab *symtab;
|
||
char *lastfile, *pathname, **files;
|
||
int files_size;
|
||
int i, numfiles = 0, len = 0;
|
||
Tcl_Obj *mylist;
|
||
|
||
files_size = 1000;
|
||
files = (char **) xmalloc (sizeof (char *) * files_size);
|
||
|
||
if (objc > 2)
|
||
{
|
||
Tcl_WrongNumArgs (interp, 1, objv, "Usage: gdb_listfiles ?pathname?");
|
||
return TCL_ERROR;
|
||
}
|
||
else if (objc == 2)
|
||
pathname = Tcl_GetStringFromObj (objv[1], &len);
|
||
|
||
mylist = Tcl_NewListObj (0, NULL);
|
||
|
||
ALL_PSYMTABS (objfile, psymtab)
|
||
{
|
||
if (numfiles == files_size)
|
||
{
|
||
files_size = files_size * 2;
|
||
files = (char **) xrealloc (files, sizeof (char *) * files_size);
|
||
}
|
||
if (len == 0)
|
||
{
|
||
if (psymtab->filename)
|
||
files[numfiles++] = basename(psymtab->filename);
|
||
}
|
||
else if (!strcmp(psymtab->filename,basename(psymtab->filename))
|
||
|| !strncmp(pathname,psymtab->filename,len))
|
||
if (psymtab->filename)
|
||
files[numfiles++] = basename(psymtab->filename);
|
||
}
|
||
|
||
ALL_SYMTABS (objfile, symtab)
|
||
{
|
||
if (numfiles == files_size)
|
||
{
|
||
files_size = files_size * 2;
|
||
files = (char **) xrealloc (files, sizeof (char *) * files_size);
|
||
}
|
||
if (len == 0)
|
||
{
|
||
if (symtab->filename)
|
||
files[numfiles++] = basename(symtab->filename);
|
||
}
|
||
else if (!strcmp(symtab->filename,basename(symtab->filename))
|
||
|| !strncmp(pathname,symtab->filename,len))
|
||
if (symtab->filename)
|
||
files[numfiles++] = basename(symtab->filename);
|
||
}
|
||
|
||
qsort (files, numfiles, sizeof(char *), comp_files);
|
||
|
||
lastfile = "";
|
||
for (i = 0; i < numfiles; i++)
|
||
{
|
||
if (strcmp(files[i],lastfile))
|
||
Tcl_ListObjAppendElement (interp, mylist, Tcl_NewStringObj(files[i], -1));
|
||
lastfile = files[i];
|
||
}
|
||
Tcl_SetObjResult (interp, mylist);
|
||
free (files);
|
||
return TCL_OK;
|
||
}
|
||
|
||
static int
|
||
gdb_listfuncs (clientData, interp, argc, argv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int argc;
|
||
char *argv[];
|
||
{
|
||
struct symtab *symtab;
|
||
struct blockvector *bv;
|
||
struct block *b;
|
||
struct symbol *sym;
|
||
char buf[128];
|
||
int i,j;
|
||
|
||
if (argc != 2)
|
||
error ("wrong # args");
|
||
|
||
symtab = full_lookup_symtab (argv[1]);
|
||
if (!symtab)
|
||
error ("No such file");
|
||
|
||
bv = BLOCKVECTOR (symtab);
|
||
for (i = GLOBAL_BLOCK; i <= STATIC_BLOCK; i++)
|
||
{
|
||
b = BLOCKVECTOR_BLOCK (bv, i);
|
||
/* Skip the sort if this block is always sorted. */
|
||
if (!BLOCK_SHOULD_SORT (b))
|
||
sort_block_syms (b);
|
||
for (j = 0; j < BLOCK_NSYMS (b); j++)
|
||
{
|
||
sym = BLOCK_SYM (b, j);
|
||
if (SYMBOL_CLASS (sym) == LOC_BLOCK)
|
||
{
|
||
|
||
char *name = cplus_demangle (SYMBOL_NAME(sym), 0);
|
||
if (name)
|
||
{
|
||
sprintf (buf,"{%s} 1", name);
|
||
}
|
||
else
|
||
sprintf (buf,"{%s} 0", SYMBOL_NAME(sym));
|
||
Tcl_DStringAppendElement (result_ptr, buf);
|
||
}
|
||
}
|
||
}
|
||
return TCL_OK;
|
||
}
|
||
|
||
static int
|
||
target_stop_wrapper (args)
|
||
char * args;
|
||
{
|
||
target_stop ();
|
||
return 1;
|
||
}
|
||
|
||
static int
|
||
gdb_stop (clientData, interp, argc, argv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int argc;
|
||
char *argv[];
|
||
{
|
||
if (target_stop)
|
||
{
|
||
catch_errors (target_stop_wrapper, NULL, "",
|
||
RETURN_MASK_ALL);
|
||
}
|
||
else
|
||
quit_flag = 1; /* hope something sees this */
|
||
|
||
return TCL_OK;
|
||
}
|
||
|
||
/* Prepare to accept a new executable file. This is called when we
|
||
want to clear away everything we know about the old file, without
|
||
asking the user. The Tcl code will have already asked the user if
|
||
necessary. After this is called, we should be able to run the
|
||
`file' command without getting any questions. */
|
||
|
||
static int
|
||
gdb_clear_file (clientData, interp, argc, argv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int argc;
|
||
char *argv[];
|
||
{
|
||
if (inferior_pid != 0 && target_has_execution)
|
||
{
|
||
if (attach_flag)
|
||
target_detach (NULL, 0);
|
||
else
|
||
target_kill ();
|
||
}
|
||
|
||
if (target_has_execution)
|
||
pop_target ();
|
||
|
||
symbol_file_command (NULL, 0);
|
||
|
||
/* gdb_loc refers to stop_pc, but nothing seems to clear it, so we
|
||
clear it here. FIXME: This seems like an abstraction violation
|
||
somewhere. */
|
||
stop_pc = 0;
|
||
|
||
return TCL_OK;
|
||
}
|
||
|
||
/* Ask the user to confirm an exit request. */
|
||
|
||
static int
|
||
gdb_confirm_quit (clientData, interp, argc, argv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int argc;
|
||
char *argv[];
|
||
{
|
||
int ret;
|
||
|
||
ret = quit_confirm ();
|
||
Tcl_DStringAppendElement (result_ptr, ret ? "1" : "0");
|
||
return TCL_OK;
|
||
}
|
||
|
||
/* Quit without asking for confirmation. */
|
||
|
||
static int
|
||
gdb_force_quit (clientData, interp, argc, argv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int argc;
|
||
char *argv[];
|
||
{
|
||
quit_force ((char *) NULL, 1);
|
||
return TCL_OK;
|
||
}
|
||
|
||
/* This implements the TCL command `gdb_disassemble'. */
|
||
|
||
static int
|
||
gdbtk_dis_asm_read_memory (memaddr, myaddr, len, info)
|
||
bfd_vma memaddr;
|
||
bfd_byte *myaddr;
|
||
int len;
|
||
disassemble_info *info;
|
||
{
|
||
extern struct target_ops exec_ops;
|
||
int res;
|
||
|
||
errno = 0;
|
||
res = xfer_memory (memaddr, myaddr, len, 0, &exec_ops);
|
||
|
||
if (res == len)
|
||
return 0;
|
||
else
|
||
if (errno == 0)
|
||
return EIO;
|
||
else
|
||
return errno;
|
||
}
|
||
|
||
/* We need a different sort of line table from the normal one cuz we can't
|
||
depend upon implicit line-end pc's for lines. This is because of the
|
||
reordering we are about to do. */
|
||
|
||
struct my_line_entry {
|
||
int line;
|
||
CORE_ADDR start_pc;
|
||
CORE_ADDR end_pc;
|
||
};
|
||
|
||
static int
|
||
compare_lines (mle1p, mle2p)
|
||
const PTR mle1p;
|
||
const PTR mle2p;
|
||
{
|
||
struct my_line_entry *mle1, *mle2;
|
||
int val;
|
||
|
||
mle1 = (struct my_line_entry *) mle1p;
|
||
mle2 = (struct my_line_entry *) mle2p;
|
||
|
||
val = mle1->line - mle2->line;
|
||
|
||
if (val != 0)
|
||
return val;
|
||
|
||
return mle1->start_pc - mle2->start_pc;
|
||
}
|
||
|
||
static int
|
||
gdb_disassemble (clientData, interp, argc, argv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int argc;
|
||
char *argv[];
|
||
{
|
||
CORE_ADDR pc, low, high;
|
||
int mixed_source_and_assembly;
|
||
static disassemble_info di;
|
||
static int di_initialized;
|
||
|
||
if (! di_initialized)
|
||
{
|
||
INIT_DISASSEMBLE_INFO_NO_ARCH (di, gdb_stdout,
|
||
(fprintf_ftype) fprintf_unfiltered);
|
||
di.flavour = bfd_target_unknown_flavour;
|
||
di.memory_error_func = dis_asm_memory_error;
|
||
di.print_address_func = dis_asm_print_address;
|
||
di_initialized = 1;
|
||
}
|
||
|
||
di.mach = tm_print_insn_info.mach;
|
||
if (TARGET_BYTE_ORDER == BIG_ENDIAN)
|
||
di.endian = BFD_ENDIAN_BIG;
|
||
else
|
||
di.endian = BFD_ENDIAN_LITTLE;
|
||
|
||
if (argc != 3 && argc != 4)
|
||
error ("wrong # args");
|
||
|
||
if (strcmp (argv[1], "source") == 0)
|
||
mixed_source_and_assembly = 1;
|
||
else if (strcmp (argv[1], "nosource") == 0)
|
||
mixed_source_and_assembly = 0;
|
||
else
|
||
error ("First arg must be 'source' or 'nosource'");
|
||
|
||
low = parse_and_eval_address (argv[2]);
|
||
|
||
if (argc == 3)
|
||
{
|
||
if (find_pc_partial_function (low, NULL, &low, &high) == 0)
|
||
error ("No function contains specified address");
|
||
}
|
||
else
|
||
high = parse_and_eval_address (argv[3]);
|
||
|
||
/* If disassemble_from_exec == -1, then we use the following heuristic to
|
||
determine whether or not to do disassembly from target memory or from the
|
||
exec file:
|
||
|
||
If we're debugging a local process, read target memory, instead of the
|
||
exec file. This makes disassembly of functions in shared libs work
|
||
correctly.
|
||
|
||
Else, we're debugging a remote process, and should disassemble from the
|
||
exec file for speed. However, this is no good if the target modifies its
|
||
code (for relocation, or whatever).
|
||
*/
|
||
|
||
if (disassemble_from_exec == -1)
|
||
if (strcmp (target_shortname, "child") == 0
|
||
|| strcmp (target_shortname, "procfs") == 0
|
||
|| strcmp (target_shortname, "vxprocess") == 0)
|
||
disassemble_from_exec = 0; /* It's a child process, read inferior mem */
|
||
else
|
||
disassemble_from_exec = 1; /* It's remote, read the exec file */
|
||
|
||
if (disassemble_from_exec)
|
||
di.read_memory_func = gdbtk_dis_asm_read_memory;
|
||
else
|
||
di.read_memory_func = dis_asm_read_memory;
|
||
|
||
/* If just doing straight assembly, all we need to do is disassemble
|
||
everything between low and high. If doing mixed source/assembly, we've
|
||
got a totally different path to follow. */
|
||
|
||
if (mixed_source_and_assembly)
|
||
{ /* Come here for mixed source/assembly */
|
||
/* The idea here is to present a source-O-centric view of a function to
|
||
the user. This means that things are presented in source order, with
|
||
(possibly) out of order assembly immediately following. */
|
||
struct symtab *symtab;
|
||
struct linetable_entry *le;
|
||
int nlines;
|
||
int newlines;
|
||
struct my_line_entry *mle;
|
||
struct symtab_and_line sal;
|
||
int i;
|
||
int out_of_order;
|
||
int next_line;
|
||
|
||
symtab = find_pc_symtab (low); /* Assume symtab is valid for whole PC range */
|
||
|
||
if (!symtab)
|
||
goto assembly_only;
|
||
|
||
/* First, convert the linetable to a bunch of my_line_entry's. */
|
||
|
||
le = symtab->linetable->item;
|
||
nlines = symtab->linetable->nitems;
|
||
|
||
if (nlines <= 0)
|
||
goto assembly_only;
|
||
|
||
mle = (struct my_line_entry *) alloca (nlines * sizeof (struct my_line_entry));
|
||
|
||
out_of_order = 0;
|
||
|
||
/* Copy linetable entries for this function into our data structure, creating
|
||
end_pc's and setting out_of_order as appropriate. */
|
||
|
||
/* First, skip all the preceding functions. */
|
||
|
||
for (i = 0; i < nlines - 1 && le[i].pc < low; i++) ;
|
||
|
||
/* Now, copy all entries before the end of this function. */
|
||
|
||
newlines = 0;
|
||
for (; i < nlines - 1 && le[i].pc < high; i++)
|
||
{
|
||
if (le[i].line == le[i + 1].line
|
||
&& le[i].pc == le[i + 1].pc)
|
||
continue; /* Ignore duplicates */
|
||
|
||
mle[newlines].line = le[i].line;
|
||
if (le[i].line > le[i + 1].line)
|
||
out_of_order = 1;
|
||
mle[newlines].start_pc = le[i].pc;
|
||
mle[newlines].end_pc = le[i + 1].pc;
|
||
newlines++;
|
||
}
|
||
|
||
/* If we're on the last line, and it's part of the function, then we need to
|
||
get the end pc in a special way. */
|
||
|
||
if (i == nlines - 1
|
||
&& le[i].pc < high)
|
||
{
|
||
mle[newlines].line = le[i].line;
|
||
mle[newlines].start_pc = le[i].pc;
|
||
sal = find_pc_line (le[i].pc, 0);
|
||
mle[newlines].end_pc = sal.end;
|
||
newlines++;
|
||
}
|
||
|
||
/* Now, sort mle by line #s (and, then by addresses within lines). */
|
||
|
||
if (out_of_order)
|
||
qsort (mle, newlines, sizeof (struct my_line_entry), compare_lines);
|
||
|
||
/* Now, for each line entry, emit the specified lines (unless they have been
|
||
emitted before), followed by the assembly code for that line. */
|
||
|
||
next_line = 0; /* Force out first line */
|
||
for (i = 0; i < newlines; i++)
|
||
{
|
||
/* Print out everything from next_line to the current line. */
|
||
|
||
if (mle[i].line >= next_line)
|
||
{
|
||
if (next_line != 0)
|
||
print_source_lines (symtab, next_line, mle[i].line + 1, 0);
|
||
else
|
||
print_source_lines (symtab, mle[i].line, mle[i].line + 1, 0);
|
||
|
||
next_line = mle[i].line + 1;
|
||
}
|
||
|
||
for (pc = mle[i].start_pc; pc < mle[i].end_pc; )
|
||
{
|
||
QUIT;
|
||
fputs_unfiltered (" ", gdb_stdout);
|
||
print_address (pc, gdb_stdout);
|
||
fputs_unfiltered (":\t ", gdb_stdout);
|
||
pc += (*tm_print_insn) (pc, &di);
|
||
fputs_unfiltered ("\n", gdb_stdout);
|
||
}
|
||
}
|
||
}
|
||
else
|
||
{
|
||
assembly_only:
|
||
for (pc = low; pc < high; )
|
||
{
|
||
QUIT;
|
||
fputs_unfiltered (" ", gdb_stdout);
|
||
print_address (pc, gdb_stdout);
|
||
fputs_unfiltered (":\t ", gdb_stdout);
|
||
pc += (*tm_print_insn) (pc, &di);
|
||
fputs_unfiltered ("\n", gdb_stdout);
|
||
}
|
||
}
|
||
|
||
gdb_flush (gdb_stdout);
|
||
|
||
return TCL_OK;
|
||
}
|
||
|
||
static void
|
||
tk_command (cmd, from_tty)
|
||
char *cmd;
|
||
int from_tty;
|
||
{
|
||
int retval;
|
||
char *result;
|
||
struct cleanup *old_chain;
|
||
|
||
/* Catch case of no argument, since this will make the tcl interpreter dump core. */
|
||
if (cmd == NULL)
|
||
error_no_arg ("tcl command to interpret");
|
||
|
||
retval = Tcl_Eval (interp, cmd);
|
||
|
||
result = strdup (interp->result);
|
||
|
||
old_chain = make_cleanup (free, result);
|
||
|
||
if (retval != TCL_OK)
|
||
error (result);
|
||
|
||
printf_unfiltered ("%s\n", result);
|
||
|
||
do_cleanups (old_chain);
|
||
}
|
||
|
||
static void
|
||
cleanup_init (ignored)
|
||
int ignored;
|
||
{
|
||
if (interp != NULL)
|
||
Tcl_DeleteInterp (interp);
|
||
interp = NULL;
|
||
}
|
||
|
||
/* Come here during long calculations to check for GUI events. Usually invoked
|
||
via the QUIT macro. */
|
||
|
||
static void
|
||
gdbtk_interactive ()
|
||
{
|
||
/* Tk_DoOneEvent (TK_DONT_WAIT|TK_IDLE_EVENTS); */
|
||
}
|
||
|
||
/* Come here when there is activity on the X file descriptor. */
|
||
|
||
static void
|
||
x_event (signo)
|
||
int signo;
|
||
{
|
||
static int in_x_event = 0;
|
||
static Tcl_Obj *varname = NULL;
|
||
if (in_x_event || in_fputs)
|
||
return;
|
||
|
||
in_x_event = 1;
|
||
|
||
#ifdef __CYGWIN32__
|
||
if (signo == -2)
|
||
if (gdbtk_timer_going)
|
||
gdbtk_stop_timer ();
|
||
#endif
|
||
|
||
/* Process pending events */
|
||
while (Tcl_DoOneEvent (TCL_DONT_WAIT|TCL_ALL_EVENTS) != 0)
|
||
;
|
||
|
||
if (load_in_progress)
|
||
{
|
||
int val;
|
||
if (varname == NULL)
|
||
{
|
||
Tcl_Obj *varnamestrobj = Tcl_NewStringObj("download_cancel_ok",-1);
|
||
varname = Tcl_ObjGetVar2(interp,varnamestrobj,NULL,TCL_GLOBAL_ONLY);
|
||
}
|
||
if ((Tcl_GetIntFromObj(interp,varname,&val) == TCL_OK) && val)
|
||
{
|
||
quit_flag = 1;
|
||
#ifdef REQUEST_QUIT
|
||
REQUEST_QUIT;
|
||
#else
|
||
if (immediate_quit)
|
||
quit ();
|
||
#endif
|
||
}
|
||
}
|
||
in_x_event = 0;
|
||
}
|
||
|
||
/* For Cygwin32, we use a timer to periodically check for Windows
|
||
messages. FIXME: It would be better to not poll, but to instead
|
||
rewrite the target_wait routines to serve as input sources.
|
||
Unfortunately, that will be a lot of work. */
|
||
static sigset_t nullsigmask;
|
||
static struct sigaction act1, act2;
|
||
static struct itimerval it_on, it_off;
|
||
|
||
static void
|
||
gdbtk_start_timer ()
|
||
{
|
||
static int first = 1;
|
||
/*TclDebug ("Starting timer....");*/
|
||
if (first)
|
||
{
|
||
/* first time called, set up all the structs */
|
||
first = 0;
|
||
sigemptyset (&nullsigmask);
|
||
|
||
act1.sa_handler = x_event;
|
||
act1.sa_mask = nullsigmask;
|
||
act1.sa_flags = 0;
|
||
|
||
act2.sa_handler = SIG_IGN;
|
||
act2.sa_mask = nullsigmask;
|
||
act2.sa_flags = 0;
|
||
|
||
it_on.it_interval.tv_sec = 0;
|
||
it_on.it_interval.tv_usec = 250000; /* .25 sec */
|
||
it_on.it_value.tv_sec = 0;
|
||
it_on.it_value.tv_usec = 250000;
|
||
|
||
it_off.it_interval.tv_sec = 0;
|
||
it_off.it_interval.tv_usec = 0;
|
||
it_off.it_value.tv_sec = 0;
|
||
it_off.it_value.tv_usec = 0;
|
||
}
|
||
|
||
if (!gdbtk_timer_going)
|
||
{
|
||
sigaction (SIGALRM, &act1, NULL);
|
||
setitimer (ITIMER_REAL, &it_on, NULL);
|
||
gdbtk_timer_going = 1;
|
||
}
|
||
}
|
||
|
||
static void
|
||
gdbtk_stop_timer ()
|
||
{
|
||
if (gdbtk_timer_going)
|
||
{
|
||
gdbtk_timer_going = 0;
|
||
/*TclDebug ("Stopping timer.");*/
|
||
setitimer (ITIMER_REAL, &it_off, NULL);
|
||
sigaction (SIGALRM, &act2, NULL);
|
||
}
|
||
}
|
||
|
||
/* This hook function is called whenever we want to wait for the
|
||
target. */
|
||
|
||
static int
|
||
gdbtk_wait (pid, ourstatus)
|
||
int pid;
|
||
struct target_waitstatus *ourstatus;
|
||
{
|
||
gdbtk_start_timer ();
|
||
pid = target_wait (pid, ourstatus);
|
||
gdbtk_stop_timer ();
|
||
return pid;
|
||
}
|
||
|
||
/* This is called from execute_command, and provides a wrapper around
|
||
various command routines in a place where both protocol messages and
|
||
user input both flow through. Mostly this is used for indicating whether
|
||
the target process is running or not.
|
||
*/
|
||
|
||
static void
|
||
gdbtk_call_command (cmdblk, arg, from_tty)
|
||
struct cmd_list_element *cmdblk;
|
||
char *arg;
|
||
int from_tty;
|
||
{
|
||
running_now = 0;
|
||
if (cmdblk->class == class_run || cmdblk->class == class_trace)
|
||
{
|
||
|
||
/* HACK! HACK! This is to get the gui to update the tstart/tstop
|
||
button only incase of tstart/tstop commands issued from the console
|
||
We don't want to update the src window, s we need to have specific
|
||
procedures to do tstart and tstop
|
||
*/
|
||
if (!strcmp(cmdblk->name, "tstart") && !No_Update)
|
||
Tcl_Eval (interp, "gdbtk_tcl_tstart");
|
||
else if (!strcmp(cmdblk->name, "tstop") && !No_Update)
|
||
Tcl_Eval (interp, "gdbtk_tcl_tstop");
|
||
/* end of hack */
|
||
else
|
||
{
|
||
running_now = 1;
|
||
if (!No_Update)
|
||
Tcl_Eval (interp, "gdbtk_tcl_busy");
|
||
(*cmdblk->function.cfunc)(arg, from_tty);
|
||
running_now = 0;
|
||
if (!No_Update)
|
||
Tcl_Eval (interp, "gdbtk_tcl_idle");
|
||
}
|
||
}
|
||
else
|
||
(*cmdblk->function.cfunc)(arg, from_tty);
|
||
}
|
||
|
||
/* This function is called instead of gdb's internal command loop. This is the
|
||
last chance to do anything before entering the main Tk event loop. */
|
||
|
||
static void
|
||
tk_command_loop ()
|
||
{
|
||
extern GDB_FILE *instream;
|
||
|
||
/* We no longer want to use stdin as the command input stream */
|
||
instream = NULL;
|
||
|
||
if (Tcl_Eval (interp, "gdbtk_tcl_preloop") != TCL_OK)
|
||
{
|
||
char *msg;
|
||
|
||
/* Force errorInfo to be set up propertly. */
|
||
Tcl_AddErrorInfo (interp, "");
|
||
|
||
msg = Tcl_GetVar (interp, "errorInfo", TCL_GLOBAL_ONLY);
|
||
#ifdef _WIN32
|
||
MessageBox (NULL, msg, NULL, MB_OK | MB_ICONERROR | MB_TASKMODAL);
|
||
#else
|
||
fputs_unfiltered (msg, gdb_stderr);
|
||
#endif
|
||
}
|
||
|
||
#ifdef _WIN32
|
||
close_bfds ();
|
||
#endif
|
||
|
||
Tk_MainLoop ();
|
||
}
|
||
|
||
/* gdbtk_init installs this function as a final cleanup. */
|
||
|
||
static void
|
||
gdbtk_cleanup (dummy)
|
||
PTR dummy;
|
||
{
|
||
#ifdef IDE
|
||
struct ide_event_handle *h = (struct ide_event_handle *) dummy;
|
||
|
||
ide_interface_deregister_all (h);
|
||
#endif
|
||
Tcl_Finalize ();
|
||
}
|
||
|
||
/* Initialize gdbtk. */
|
||
|
||
static void
|
||
gdbtk_init ( argv0 )
|
||
char *argv0;
|
||
{
|
||
struct cleanup *old_chain;
|
||
char *lib, *gdbtk_lib, *gdbtk_lib_tmp, *gdbtk_file;
|
||
int i, found_main;
|
||
#ifndef WINNT
|
||
struct sigaction action;
|
||
static sigset_t nullsigmask = {0};
|
||
#endif
|
||
#ifdef IDE
|
||
/* start-sanitize-ide */
|
||
struct ide_event_handle *h;
|
||
const char *errmsg;
|
||
char *libexecdir;
|
||
/* end-sanitize-ide */
|
||
#endif
|
||
|
||
/* If there is no DISPLAY environment variable, Tk_Init below will fail,
|
||
causing gdb to abort. If instead we simply return here, gdb will
|
||
gracefully degrade to using the command line interface. */
|
||
|
||
#ifndef WINNT
|
||
if (getenv ("DISPLAY") == NULL)
|
||
return;
|
||
#endif
|
||
|
||
old_chain = make_cleanup (cleanup_init, 0);
|
||
|
||
/* First init tcl and tk. */
|
||
Tcl_FindExecutable (argv0);
|
||
interp = Tcl_CreateInterp ();
|
||
|
||
#ifdef TCL_MEM_DEBUG
|
||
Tcl_InitMemory (interp);
|
||
#endif
|
||
|
||
if (!interp)
|
||
error ("Tcl_CreateInterp failed");
|
||
|
||
if (Tcl_Init(interp) != TCL_OK)
|
||
error ("Tcl_Init failed: %s", interp->result);
|
||
|
||
#ifndef IDE
|
||
/* For the IDE we register the cleanup later, after we've
|
||
initialized events. */
|
||
make_final_cleanup (gdbtk_cleanup, NULL);
|
||
#endif
|
||
|
||
/* Initialize the Paths variable. */
|
||
if (ide_initialize_paths (interp, "gdbtcl") != TCL_OK)
|
||
error ("ide_initialize_paths failed: %s", interp->result);
|
||
|
||
#ifdef IDE
|
||
/* start-sanitize-ide */
|
||
/* Find the directory where we expect to find idemanager. We ignore
|
||
errors since it doesn't really matter if this fails. */
|
||
libexecdir = Tcl_GetVar2 (interp, "Paths", "libexecdir", TCL_GLOBAL_ONLY);
|
||
|
||
IluTk_Init ();
|
||
|
||
h = ide_event_init_from_environment (&errmsg, libexecdir);
|
||
make_final_cleanup (gdbtk_cleanup, h);
|
||
if (h == NULL)
|
||
{
|
||
Tcl_AppendResult (interp, "can't initialize event system: ", errmsg,
|
||
(char *) NULL);
|
||
fprintf(stderr, "WARNING: ide_event_init_client failed: %s\n", interp->result);
|
||
|
||
Tcl_SetVar (interp, "GDBTK_IDE", "0", 0);
|
||
}
|
||
else
|
||
{
|
||
if (ide_create_tclevent_command (interp, h) != TCL_OK)
|
||
error ("ide_create_tclevent_command failed: %s", interp->result);
|
||
|
||
if (ide_create_edit_command (interp, h) != TCL_OK)
|
||
error ("ide_create_edit_command failed: %s", interp->result);
|
||
|
||
if (ide_create_property_command (interp, h) != TCL_OK)
|
||
error ("ide_create_property_command failed: %s", interp->result);
|
||
|
||
if (ide_create_build_command (interp, h) != TCL_OK)
|
||
error ("ide_create_build_command failed: %s", interp->result);
|
||
|
||
if (ide_create_window_register_command (interp, h, "gdb-restore")
|
||
!= TCL_OK)
|
||
error ("ide_create_window_register_command failed: %s",
|
||
interp->result);
|
||
|
||
if (ide_create_window_command (interp, h) != TCL_OK)
|
||
error ("ide_create_window_command failed: %s", interp->result);
|
||
|
||
if (ide_create_exit_command (interp, h) != TCL_OK)
|
||
error ("ide_create_exit_command failed: %s", interp->result);
|
||
|
||
if (ide_create_help_command (interp) != TCL_OK)
|
||
error ("ide_create_help_command failed: %s", interp->result);
|
||
|
||
/*
|
||
if (ide_initialize (interp, "gdb") != TCL_OK)
|
||
error ("ide_initialize failed: %s", interp->result);
|
||
*/
|
||
|
||
Tcl_SetVar (interp, "GDBTK_IDE", "1", 0);
|
||
}
|
||
/* end-sanitize-ide */
|
||
#else
|
||
Tcl_SetVar (interp, "GDBTK_IDE", "0", 0);
|
||
#endif /* IDE */
|
||
|
||
/* We don't want to open the X connection until we've done all the
|
||
IDE initialization. Otherwise, goofy looking unfinished windows
|
||
pop up when ILU drops into the TCL event loop. */
|
||
|
||
if (Tk_Init(interp) != TCL_OK)
|
||
error ("Tk_Init failed: %s", interp->result);
|
||
|
||
if (Itcl_Init(interp) == TCL_ERROR)
|
||
error ("Itcl_Init failed: %s", interp->result);
|
||
|
||
if (Tix_Init(interp) != TCL_OK)
|
||
error ("Tix_Init failed: %s", interp->result);
|
||
|
||
#ifdef __CYGWIN32__
|
||
if (ide_create_messagebox_command (interp) != TCL_OK)
|
||
error ("messagebox command initialization failed");
|
||
/* On Windows, create a sizebox widget command */
|
||
if (ide_create_sizebox_command (interp) != TCL_OK)
|
||
error ("sizebox creation failed");
|
||
if (ide_create_winprint_command (interp) != TCL_OK)
|
||
error ("windows print code initialization failed");
|
||
/* start-sanitize-ide */
|
||
/* An interface to ShellExecute. */
|
||
if (ide_create_shell_execute_command (interp) != TCL_OK)
|
||
error ("shell execute command initialization failed");
|
||
/* end-sanitize-ide */
|
||
if (ide_create_win_grab_command (interp) != TCL_OK)
|
||
error ("grab support command initialization failed");
|
||
/* Path conversion functions. */
|
||
if (ide_create_cygwin_path_command (interp) != TCL_OK)
|
||
error ("cygwin path command initialization failed");
|
||
#endif
|
||
|
||
Tcl_CreateCommand (interp, "gdb_cmd", call_wrapper, gdb_cmd, NULL);
|
||
Tcl_CreateCommand (interp, "gdb_immediate", call_wrapper,
|
||
gdb_immediate_command, NULL);
|
||
Tcl_CreateCommand (interp, "gdb_loc", call_wrapper, gdb_loc, NULL);
|
||
Tcl_CreateCommand (interp, "gdb_path_conv", call_wrapper, gdb_path_conv, NULL);
|
||
Tcl_CreateObjCommand (interp, "gdb_listfiles", call_obj_wrapper, gdb_listfiles, NULL);
|
||
Tcl_CreateCommand (interp, "gdb_listfuncs", call_wrapper, gdb_listfuncs,
|
||
NULL);
|
||
Tcl_CreateCommand (interp, "gdb_get_mem", call_wrapper, gdb_get_mem,
|
||
NULL);
|
||
Tcl_CreateCommand (interp, "gdb_stop", call_wrapper, gdb_stop, NULL);
|
||
Tcl_CreateCommand (interp, "gdb_regnames", call_wrapper, gdb_regnames, NULL);
|
||
Tcl_CreateCommand (interp, "gdb_fetch_registers", call_wrapper,
|
||
gdb_fetch_registers, NULL);
|
||
Tcl_CreateCommand (interp, "gdb_changed_register_list", call_wrapper,
|
||
gdb_changed_register_list, NULL);
|
||
Tcl_CreateCommand (interp, "gdb_disassemble", call_wrapper,
|
||
gdb_disassemble, NULL);
|
||
Tcl_CreateCommand (interp, "gdb_eval", call_wrapper, gdb_eval, NULL);
|
||
Tcl_CreateCommand (interp, "gdb_get_breakpoint_list", call_wrapper,
|
||
gdb_get_breakpoint_list, NULL);
|
||
Tcl_CreateCommand (interp, "gdb_get_breakpoint_info", call_wrapper,
|
||
gdb_get_breakpoint_info, NULL);
|
||
Tcl_CreateCommand (interp, "gdb_clear_file", call_wrapper,
|
||
gdb_clear_file, NULL);
|
||
Tcl_CreateCommand (interp, "gdb_confirm_quit", call_wrapper,
|
||
gdb_confirm_quit, NULL);
|
||
Tcl_CreateCommand (interp, "gdb_force_quit", call_wrapper,
|
||
gdb_force_quit, NULL);
|
||
Tcl_CreateCommand (interp, "gdb_target_has_execution",
|
||
gdb_target_has_execution_command,
|
||
NULL, NULL);
|
||
Tcl_CreateCommand (interp, "gdb_is_tracing",
|
||
gdb_trace_status,
|
||
NULL, NULL);
|
||
Tcl_CreateObjCommand (interp, "gdb_load_info", call_obj_wrapper, gdb_load_info, NULL);
|
||
Tcl_CreateObjCommand (interp, "gdb_get_locals", call_obj_wrapper, gdb_get_locals_command,
|
||
NULL);
|
||
Tcl_CreateObjCommand (interp, "gdb_get_args", call_obj_wrapper, gdb_get_args_command,
|
||
NULL);
|
||
Tcl_CreateObjCommand (interp, "gdb_get_function", call_obj_wrapper, gdb_get_function_command,
|
||
NULL);
|
||
Tcl_CreateObjCommand (interp, "gdb_get_line", call_obj_wrapper, gdb_get_line_command,
|
||
NULL);
|
||
Tcl_CreateObjCommand (interp, "gdb_get_file", call_obj_wrapper, gdb_get_file_command,
|
||
NULL);
|
||
Tcl_CreateObjCommand (interp, "gdb_tracepoint_exists",
|
||
call_obj_wrapper, gdb_tracepoint_exists_command, NULL);
|
||
Tcl_CreateObjCommand (interp, "gdb_get_tracepoint_info",
|
||
call_obj_wrapper, gdb_get_tracepoint_info, NULL);
|
||
Tcl_CreateObjCommand (interp, "gdb_actions",
|
||
call_obj_wrapper, gdb_actions_command, NULL);
|
||
Tcl_CreateObjCommand (interp, "gdb_prompt",
|
||
call_obj_wrapper, gdb_prompt_command, NULL);
|
||
Tcl_CreateObjCommand (interp, "gdb_find_file",
|
||
call_obj_wrapper, gdb_find_file_command, NULL);
|
||
Tcl_CreateObjCommand (interp, "gdb_get_tracepoint_list",
|
||
call_obj_wrapper, gdb_get_tracepoint_list, NULL);
|
||
Tcl_CreateCommand (interp, "gdb_pc_reg", get_pc_register, NULL, NULL);
|
||
Tcl_CreateObjCommand (interp, "gdb_loadfile", call_obj_wrapper, gdb_loadfile, NULL);
|
||
Tcl_CreateObjCommand (interp, "gdb_set_bp", call_obj_wrapper, gdb_set_bp, NULL);
|
||
|
||
command_loop_hook = tk_command_loop;
|
||
print_frame_info_listing_hook = gdbtk_print_frame_info;
|
||
query_hook = gdbtk_query;
|
||
warning_hook = gdbtk_warning;
|
||
flush_hook = gdbtk_flush;
|
||
create_breakpoint_hook = gdbtk_create_breakpoint;
|
||
delete_breakpoint_hook = gdbtk_delete_breakpoint;
|
||
modify_breakpoint_hook = gdbtk_modify_breakpoint;
|
||
interactive_hook = gdbtk_interactive;
|
||
target_wait_hook = gdbtk_wait;
|
||
call_command_hook = gdbtk_call_command;
|
||
readline_begin_hook = gdbtk_readline_begin;
|
||
readline_hook = gdbtk_readline;
|
||
readline_end_hook = gdbtk_readline_end;
|
||
ui_load_progress_hook = gdbtk_load_hash;
|
||
#ifdef __CYGWIN32__
|
||
ui_loop_hook = x_event;
|
||
#endif
|
||
pre_add_symbol_hook = gdbtk_pre_add_symbol;
|
||
post_add_symbol_hook = gdbtk_post_add_symbol;
|
||
create_tracepoint_hook = gdbtk_create_tracepoint;
|
||
delete_tracepoint_hook = gdbtk_delete_tracepoint;
|
||
modify_tracepoint_hook = gdbtk_modify_tracepoint;
|
||
pc_changed_hook = pc_changed;
|
||
|
||
add_com ("tk", class_obscure, tk_command,
|
||
"Send a command directly into tk.");
|
||
|
||
Tcl_LinkVar (interp, "disassemble-from-exec", (char *)&disassemble_from_exec,
|
||
TCL_LINK_INT);
|
||
|
||
/* find the gdb tcl library and source main.tcl */
|
||
|
||
gdbtk_lib = getenv ("GDBTK_LIBRARY");
|
||
if (!gdbtk_lib)
|
||
if (access ("gdbtcl/main.tcl", R_OK) == 0)
|
||
gdbtk_lib = "gdbtcl";
|
||
else
|
||
gdbtk_lib = GDBTK_LIBRARY;
|
||
|
||
gdbtk_lib_tmp = xstrdup (gdbtk_lib);
|
||
|
||
found_main = 0;
|
||
/* see if GDBTK_LIBRARY is a path list */
|
||
lib = strtok (gdbtk_lib_tmp, GDBTK_PATH_SEP);
|
||
do
|
||
{
|
||
if (Tcl_VarEval (interp, "lappend auto_path ", lib, NULL) != TCL_OK)
|
||
{
|
||
fputs_unfiltered (Tcl_GetVar (interp, "errorInfo", 0), gdb_stderr);
|
||
error ("");
|
||
}
|
||
if (!found_main)
|
||
{
|
||
gdbtk_file = concat (lib, "/main.tcl", (char *) NULL);
|
||
if (access (gdbtk_file, R_OK) == 0)
|
||
{
|
||
found_main++;
|
||
Tcl_SetVar (interp, "GDBTK_LIBRARY", lib, 0);
|
||
}
|
||
}
|
||
}
|
||
while ((lib = strtok (NULL, ":")) != NULL);
|
||
|
||
free (gdbtk_lib_tmp);
|
||
|
||
if (!found_main)
|
||
{
|
||
/* Try finding it with the auto path. */
|
||
|
||
static const char script[] ="\
|
||
proc gdbtk_find_main {} {\n\
|
||
global auto_path GDBTK_LIBRARY\n\
|
||
foreach dir $auto_path {\n\
|
||
set f [file join $dir main.tcl]\n\
|
||
if {[file exists $f]} then {\n\
|
||
set GDBTK_LIBRARY $dir\n\
|
||
return $f\n\
|
||
}\n\
|
||
}\n\
|
||
return ""\n\
|
||
}\n\
|
||
gdbtk_find_main";
|
||
|
||
if (Tcl_GlobalEval (interp, (char *) script) != TCL_OK)
|
||
{
|
||
fputs_unfiltered (Tcl_GetVar (interp, "errorInfo", 0), gdb_stderr);
|
||
error ("");
|
||
}
|
||
|
||
if (interp->result[0] != '\0')
|
||
{
|
||
gdbtk_file = xstrdup (interp->result);
|
||
found_main++;
|
||
}
|
||
}
|
||
|
||
if (!found_main)
|
||
{
|
||
fputs_unfiltered_hook = NULL; /* Force errors to stdout/stderr */
|
||
if (getenv("GDBTK_LIBRARY"))
|
||
{
|
||
fprintf_unfiltered (stderr, "Unable to find main.tcl in %s\n",getenv("GDBTK_LIBRARY"));
|
||
fprintf_unfiltered (stderr,
|
||
"Please set GDBTK_LIBRARY to a path that includes the GDB tcl files.\n");
|
||
}
|
||
else
|
||
{
|
||
fprintf_unfiltered (stderr, "Unable to find main.tcl in %s\n", GDBTK_LIBRARY);
|
||
fprintf_unfiltered (stderr, "You might want to set GDBTK_LIBRARY\n");
|
||
}
|
||
error("");
|
||
}
|
||
|
||
/* Defer setup of fputs_unfiltered_hook to near the end so that error messages
|
||
prior to this point go to stdout/stderr. */
|
||
|
||
fputs_unfiltered_hook = gdbtk_fputs;
|
||
|
||
if (Tcl_EvalFile (interp, gdbtk_file) != TCL_OK)
|
||
{
|
||
char *msg;
|
||
|
||
/* Force errorInfo to be set up propertly. */
|
||
Tcl_AddErrorInfo (interp, "");
|
||
|
||
msg = Tcl_GetVar (interp, "errorInfo", TCL_GLOBAL_ONLY);
|
||
|
||
fputs_unfiltered_hook = NULL; /* Force errors to stdout/stderr */
|
||
|
||
#ifdef _WIN32
|
||
MessageBox (NULL, msg, NULL, MB_OK | MB_ICONERROR | MB_TASKMODAL);
|
||
#else
|
||
fputs_unfiltered (msg, gdb_stderr);
|
||
#endif
|
||
|
||
error ("");
|
||
}
|
||
|
||
#ifdef IDE
|
||
/* start-sanitize-ide */
|
||
/* Don't do this until we have initialized. Otherwise, we may get a
|
||
run command before we are ready for one. */
|
||
if (ide_run_server_init (interp, h) != TCL_OK)
|
||
error ("ide_run_server_init failed: %s", interp->result);
|
||
/* end-sanitize-ide */
|
||
#endif
|
||
|
||
free (gdbtk_file);
|
||
|
||
discard_cleanups (old_chain);
|
||
}
|
||
|
||
static int
|
||
gdb_target_has_execution_command (clientData, interp, argc, argv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int argc;
|
||
char *argv[];
|
||
{
|
||
int result = 0;
|
||
|
||
if (target_has_execution && inferior_pid != 0)
|
||
result = 1;
|
||
|
||
Tcl_SetIntObj (Tcl_GetObjResult (interp), result);
|
||
return TCL_OK;
|
||
}
|
||
|
||
static int
|
||
gdb_trace_status (clientData, interp, argc, argv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int argc;
|
||
char *argv[];
|
||
{
|
||
int result = 0;
|
||
|
||
if (trace_running_p)
|
||
result = 1;
|
||
|
||
Tcl_SetIntObj (Tcl_GetObjResult (interp), result);
|
||
return TCL_OK;
|
||
}
|
||
|
||
/* gdb_load_info - returns information about the file about to be downloaded */
|
||
|
||
static int
|
||
gdb_load_info (clientData, interp, objc, objv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int objc;
|
||
Tcl_Obj *CONST objv[];
|
||
{
|
||
bfd *loadfile_bfd;
|
||
struct cleanup *old_cleanups;
|
||
asection *s;
|
||
Tcl_Obj *ob[2];
|
||
Tcl_Obj *res[16];
|
||
int i = 0;
|
||
|
||
char *filename = Tcl_GetStringFromObj (objv[1], NULL);
|
||
|
||
loadfile_bfd = bfd_openr (filename, gnutarget);
|
||
if (loadfile_bfd == NULL)
|
||
{
|
||
Tcl_SetObjResult (interp, Tcl_NewStringObj ("Open failed", -1));
|
||
return TCL_ERROR;
|
||
}
|
||
old_cleanups = make_cleanup (bfd_close, loadfile_bfd);
|
||
|
||
if (!bfd_check_format (loadfile_bfd, bfd_object))
|
||
{
|
||
Tcl_SetObjResult (interp, Tcl_NewStringObj ("Bad Object File", -1));
|
||
return TCL_ERROR;
|
||
}
|
||
|
||
for (s = loadfile_bfd->sections; s; s = s->next)
|
||
{
|
||
if (s->flags & SEC_LOAD)
|
||
{
|
||
bfd_size_type size = bfd_get_section_size_before_reloc (s);
|
||
if (size > 0)
|
||
{
|
||
ob[0] = Tcl_NewStringObj((char *)bfd_get_section_name(loadfile_bfd, s), -1);
|
||
ob[1] = Tcl_NewLongObj ((long)size);
|
||
res[i++] = Tcl_NewListObj (2, ob);
|
||
}
|
||
}
|
||
}
|
||
|
||
Tcl_SetObjResult (interp, Tcl_NewListObj (i, res));
|
||
do_cleanups (old_cleanups);
|
||
return TCL_OK;
|
||
}
|
||
|
||
|
||
int
|
||
gdbtk_load_hash (section, num)
|
||
char *section;
|
||
unsigned long num;
|
||
{
|
||
char buf[128];
|
||
sprintf (buf, "download_hash %s %ld", section, num);
|
||
Tcl_Eval (interp, buf);
|
||
return atoi (interp->result);
|
||
}
|
||
|
||
/* gdb_get_locals -
|
||
* This and gdb_get_locals just call gdb_get_vars_command with the right
|
||
* value of clientData. We can't use the client data in the definition
|
||
* of the command, because the call wrapper uses this instead...
|
||
*/
|
||
|
||
static int
|
||
gdb_get_locals_command (clientData, interp, objc, objv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int objc;
|
||
Tcl_Obj *CONST objv[];
|
||
{
|
||
|
||
return gdb_get_vars_command((ClientData) 0, interp, objc, objv);
|
||
|
||
}
|
||
|
||
static int
|
||
gdb_get_args_command (clientData, interp, objc, objv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int objc;
|
||
Tcl_Obj *CONST objv[];
|
||
{
|
||
|
||
return gdb_get_vars_command((ClientData) 1, interp, objc, objv);
|
||
|
||
}
|
||
|
||
/* gdb_get_vars_command -
|
||
*
|
||
* Implements the "gdb_get_locals" and "gdb_get_args" tcl commands. This
|
||
* function sets the Tcl interpreter's result to a list of variable names
|
||
* depending on clientData. If clientData is one, the result is a list of
|
||
* arguments; zero returns a list of locals -- all relative to the block
|
||
* specified as an argument to the command. Valid commands include
|
||
* anything decode_line_1 can handle (like "main.c:2", "*0x02020202",
|
||
* and "main").
|
||
*/
|
||
static int
|
||
gdb_get_vars_command (clientData, interp, objc, objv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int objc;
|
||
Tcl_Obj *CONST objv[];
|
||
{
|
||
Tcl_Obj *result;
|
||
struct symtabs_and_lines sals;
|
||
struct symbol *sym;
|
||
struct block *block;
|
||
char **canonical, *args;
|
||
int i, nsyms, arguments;
|
||
|
||
if (objc != 2)
|
||
{
|
||
Tcl_AppendResult (interp,
|
||
"wrong # of args: should be \"",
|
||
Tcl_GetStringFromObj (objv[0], NULL),
|
||
" function:line|function|line|*addr\"");
|
||
return TCL_ERROR;
|
||
}
|
||
|
||
arguments = (int) clientData;
|
||
args = Tcl_GetStringFromObj (objv[1], NULL);
|
||
sals = decode_line_1 (&args, 1, NULL, 0, &canonical);
|
||
if (sals.nelts == 0)
|
||
{
|
||
Tcl_AppendResult (interp,
|
||
"error decoding line", NULL);
|
||
return TCL_ERROR;
|
||
}
|
||
|
||
/* Initialize a list that will hold the results */
|
||
result = Tcl_NewListObj (0, NULL);
|
||
|
||
/* Resolve all line numbers to PC's */
|
||
for (i = 0; i < sals.nelts; i++)
|
||
resolve_sal_pc (&sals.sals[i]);
|
||
|
||
block = block_for_pc (sals.sals[0].pc);
|
||
while (block != 0)
|
||
{
|
||
nsyms = BLOCK_NSYMS (block);
|
||
for (i = 0; i < nsyms; i++)
|
||
{
|
||
sym = BLOCK_SYM (block, i);
|
||
switch (SYMBOL_CLASS (sym)) {
|
||
default:
|
||
case LOC_UNDEF: /* catches errors */
|
||
case LOC_CONST: /* constant */
|
||
case LOC_STATIC: /* static */
|
||
case LOC_REGISTER: /* register */
|
||
case LOC_TYPEDEF: /* local typedef */
|
||
case LOC_LABEL: /* local label */
|
||
case LOC_BLOCK: /* local function */
|
||
case LOC_CONST_BYTES: /* loc. byte seq. */
|
||
case LOC_UNRESOLVED: /* unresolved static */
|
||
case LOC_OPTIMIZED_OUT: /* optimized out */
|
||
break;
|
||
case LOC_ARG: /* argument */
|
||
case LOC_REF_ARG: /* reference arg */
|
||
case LOC_REGPARM: /* register arg */
|
||
case LOC_REGPARM_ADDR: /* indirect register arg */
|
||
case LOC_LOCAL_ARG: /* stack arg */
|
||
case LOC_BASEREG_ARG: /* basereg arg */
|
||
if (arguments)
|
||
Tcl_ListObjAppendElement (interp, result,
|
||
Tcl_NewStringObj (SYMBOL_NAME (sym), -1));
|
||
break;
|
||
case LOC_LOCAL: /* stack local */
|
||
case LOC_BASEREG: /* basereg local */
|
||
if (!arguments)
|
||
Tcl_ListObjAppendElement (interp, result,
|
||
Tcl_NewStringObj (SYMBOL_NAME (sym), -1));
|
||
break;
|
||
}
|
||
}
|
||
if (BLOCK_FUNCTION (block))
|
||
break;
|
||
else
|
||
block = BLOCK_SUPERBLOCK (block);
|
||
}
|
||
|
||
Tcl_SetObjResult (interp, result);
|
||
return TCL_OK;
|
||
}
|
||
|
||
static int
|
||
gdb_get_line_command (clientData, interp, objc, objv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int objc;
|
||
Tcl_Obj *CONST objv[];
|
||
{
|
||
Tcl_Obj *result;
|
||
struct symtabs_and_lines sals;
|
||
char *args, **canonical;
|
||
|
||
if (objc != 2)
|
||
{
|
||
Tcl_AppendResult (interp, "wrong # of args: should be \"",
|
||
Tcl_GetStringFromObj (objv[0], NULL),
|
||
" linespec\"");
|
||
return TCL_ERROR;
|
||
}
|
||
|
||
args = Tcl_GetStringFromObj (objv[1], NULL);
|
||
sals = decode_line_1 (&args, 1, NULL, 0, &canonical);
|
||
if (sals.nelts == 1)
|
||
{
|
||
Tcl_SetObjResult (interp, Tcl_NewIntObj (sals.sals[0].line));
|
||
return TCL_OK;
|
||
}
|
||
|
||
Tcl_SetResult (interp, "N/A", TCL_STATIC);
|
||
return TCL_OK;
|
||
}
|
||
|
||
static int
|
||
gdb_get_file_command (clientData, interp, objc, objv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int objc;
|
||
Tcl_Obj *CONST objv[];
|
||
{
|
||
Tcl_Obj *result;
|
||
struct symtabs_and_lines sals;
|
||
char *args, **canonical;
|
||
|
||
if (objc != 2)
|
||
{
|
||
Tcl_AppendResult (interp, "wrong # of args: should be \"",
|
||
Tcl_GetStringFromObj (objv[0], NULL),
|
||
" linespec\"");
|
||
return TCL_ERROR;
|
||
}
|
||
|
||
args = Tcl_GetStringFromObj (objv[1], NULL);
|
||
sals = decode_line_1 (&args, 1, NULL, 0, &canonical);
|
||
if (sals.nelts == 1)
|
||
{
|
||
Tcl_SetResult (interp, sals.sals[0].symtab->filename, TCL_VOLATILE);
|
||
return TCL_OK;
|
||
}
|
||
|
||
Tcl_SetResult (interp, "N/A", TCL_STATIC);
|
||
return TCL_OK;
|
||
}
|
||
|
||
static int
|
||
gdb_get_function_command (clientData, interp, objc, objv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int objc;
|
||
Tcl_Obj *CONST objv[];
|
||
{
|
||
Tcl_Obj *result;
|
||
char *function;
|
||
struct symtabs_and_lines sals;
|
||
char *args, **canonical;
|
||
|
||
if (objc != 2)
|
||
{
|
||
Tcl_AppendResult (interp, "wrong # of args: should be \"",
|
||
Tcl_GetStringFromObj (objv[0], NULL),
|
||
" linespec\"");
|
||
return TCL_ERROR;
|
||
}
|
||
|
||
args = Tcl_GetStringFromObj (objv[1], NULL);
|
||
sals = decode_line_1 (&args, 1, NULL, 0, &canonical);
|
||
if (sals.nelts == 1)
|
||
{
|
||
resolve_sal_pc (&sals.sals[0]);
|
||
find_pc_partial_function (sals.sals[0].pc, &function, NULL, NULL);
|
||
if (function != NULL)
|
||
{
|
||
Tcl_SetResult (interp, function, TCL_VOLATILE);
|
||
return TCL_OK;
|
||
}
|
||
}
|
||
|
||
Tcl_SetResult (interp, "N/A", TCL_STATIC);
|
||
return TCL_OK;
|
||
}
|
||
|
||
static int
|
||
gdb_get_tracepoint_info (clientData, interp, objc, objv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int objc;
|
||
Tcl_Obj *CONST objv[];
|
||
{
|
||
struct symtab_and_line sal;
|
||
int tpnum;
|
||
struct tracepoint *tp;
|
||
struct action_line *al;
|
||
Tcl_Obj *list, *action_list;
|
||
char *filename, *funcname;
|
||
char tmp[19];
|
||
|
||
if (objc != 2)
|
||
error ("wrong # args");
|
||
|
||
Tcl_GetIntFromObj (NULL, objv[1], &tpnum);
|
||
|
||
ALL_TRACEPOINTS (tp)
|
||
if (tp->number == tpnum)
|
||
break;
|
||
|
||
if (tp == NULL)
|
||
error ("Tracepoint #%d does not exist", tpnum);
|
||
|
||
list = Tcl_NewListObj (0, NULL);
|
||
sal = find_pc_line (tp->address, 0);
|
||
filename = symtab_to_filename (sal.symtab);
|
||
if (filename == NULL)
|
||
filename = "N/A";
|
||
Tcl_ListObjAppendElement (interp, list,
|
||
Tcl_NewStringObj (filename, -1));
|
||
find_pc_partial_function (tp->address, &funcname, NULL, NULL);
|
||
Tcl_ListObjAppendElement (interp, list, Tcl_NewStringObj (funcname, -1));
|
||
Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (sal.line));
|
||
sprintf (tmp, "0x%lx", tp->address);
|
||
Tcl_ListObjAppendElement (interp, list, Tcl_NewStringObj (tmp, -1));
|
||
Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->enabled));
|
||
Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->pass_count));
|
||
Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->step_count));
|
||
Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->thread));
|
||
Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->hit_count));
|
||
|
||
/* Append a list of actions */
|
||
action_list = Tcl_NewListObj (0, NULL);
|
||
for (al = tp->actions; al != NULL; al = al->next)
|
||
{
|
||
Tcl_ListObjAppendElement (interp, action_list,
|
||
Tcl_NewStringObj (al->action, -1));
|
||
}
|
||
Tcl_ListObjAppendElement (interp, list, action_list);
|
||
|
||
Tcl_SetObjResult (interp, list);
|
||
return TCL_OK;
|
||
}
|
||
|
||
|
||
/* TclDebug (const char *fmt, ...) works just like printf() but */
|
||
/* sends the output to the GDB TK debug window. */
|
||
/* Not for normal use; just a convenient tool for debugging */
|
||
void
|
||
#ifdef ANSI_PROTOTYPES
|
||
TclDebug (const char *fmt, ...)
|
||
#else
|
||
TclDebug (va_alist)
|
||
va_dcl
|
||
#endif
|
||
{
|
||
va_list args;
|
||
char buf[512], *v[2], *merge;
|
||
|
||
#ifdef ANSI_PROTOTYPES
|
||
va_start (args, fmt);
|
||
#else
|
||
char *fmt;
|
||
va_start (args);
|
||
fmt = va_arg (args, char *);
|
||
#endif
|
||
|
||
v[0] = "debug";
|
||
v[1] = buf;
|
||
|
||
vsprintf (buf, fmt, args);
|
||
va_end (args);
|
||
|
||
merge = Tcl_Merge (2, v);
|
||
Tcl_Eval (interp, merge);
|
||
Tcl_Free (merge);
|
||
}
|
||
|
||
|
||
/* Find the full pathname to a file, searching the symbol tables */
|
||
|
||
static int
|
||
gdb_find_file_command (clientData, interp, objc, objv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int objc;
|
||
Tcl_Obj *CONST objv[];
|
||
{
|
||
char *filename = NULL;
|
||
struct symtab *st;
|
||
|
||
if (objc != 2)
|
||
{
|
||
Tcl_WrongNumArgs(interp, 1, objv, "filename");
|
||
return TCL_ERROR;
|
||
}
|
||
|
||
st = full_lookup_symtab (Tcl_GetStringFromObj (objv[1], NULL));
|
||
if (st)
|
||
filename = st->fullname;
|
||
|
||
if (filename == NULL)
|
||
Tcl_SetObjResult (interp, Tcl_NewStringObj ("", 0));
|
||
else
|
||
Tcl_SetObjResult (interp, Tcl_NewStringObj (filename, -1));
|
||
|
||
return TCL_OK;
|
||
}
|
||
|
||
static void
|
||
gdbtk_create_tracepoint (tp)
|
||
struct tracepoint *tp;
|
||
{
|
||
tracepoint_notify (tp, "create");
|
||
}
|
||
|
||
static void
|
||
gdbtk_delete_tracepoint (tp)
|
||
struct tracepoint *tp;
|
||
{
|
||
tracepoint_notify (tp, "delete");
|
||
}
|
||
|
||
static void
|
||
gdbtk_modify_tracepoint (tp)
|
||
struct tracepoint *tp;
|
||
{
|
||
tracepoint_notify (tp, "modify");
|
||
}
|
||
|
||
static void
|
||
tracepoint_notify(tp, action)
|
||
struct tracepoint *tp;
|
||
const char *action;
|
||
{
|
||
char buf[256];
|
||
int v;
|
||
struct symtab_and_line sal;
|
||
char *filename;
|
||
|
||
/* We ensure that ACTION contains no special Tcl characters, so we
|
||
can do this. */
|
||
sal = find_pc_line (tp->address, 0);
|
||
|
||
filename = symtab_to_filename (sal.symtab);
|
||
if (filename == NULL)
|
||
filename = "N/A";
|
||
sprintf (buf, "gdbtk_tcl_tracepoint %s %d 0x%lx %d {%s}", action, tp->number,
|
||
(long)tp->address, sal.line, filename, tp->pass_count);
|
||
|
||
v = Tcl_Eval (interp, buf);
|
||
|
||
if (v != TCL_OK)
|
||
{
|
||
gdbtk_fputs (interp->result, gdb_stdout);
|
||
gdbtk_fputs ("\n", gdb_stdout);
|
||
}
|
||
}
|
||
|
||
/* returns -1 if not found, tracepoint # if found */
|
||
int
|
||
tracepoint_exists (char * args)
|
||
{
|
||
struct tracepoint *tp;
|
||
char **canonical;
|
||
struct symtabs_and_lines sals;
|
||
char *file = NULL;
|
||
int result = -1;
|
||
|
||
sals = decode_line_1 (&args, 1, NULL, 0, &canonical);
|
||
if (sals.nelts == 1)
|
||
{
|
||
resolve_sal_pc (&sals.sals[0]);
|
||
file = xmalloc (strlen (sals.sals[0].symtab->dirname)
|
||
+ strlen (sals.sals[0].symtab->filename) + 1);
|
||
if (file != NULL)
|
||
{
|
||
strcpy (file, sals.sals[0].symtab->dirname);
|
||
strcat (file, sals.sals[0].symtab->filename);
|
||
|
||
ALL_TRACEPOINTS (tp)
|
||
{
|
||
if (tp->address == sals.sals[0].pc)
|
||
result = tp->number;
|
||
#if 0
|
||
/* Why is this here? This messes up assembly traces */
|
||
else if (tp->source_file != NULL
|
||
&& strcmp (tp->source_file, file) == 0
|
||
&& sals.sals[0].line == tp->line_number)
|
||
result = tp->number;
|
||
#endif
|
||
}
|
||
}
|
||
}
|
||
if (file != NULL)
|
||
free (file);
|
||
return result;
|
||
}
|
||
|
||
static int
|
||
gdb_actions_command (clientData, interp, objc, objv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int objc;
|
||
Tcl_Obj *CONST objv[];
|
||
{
|
||
struct tracepoint *tp;
|
||
Tcl_Obj **actions;
|
||
int nactions, i, len;
|
||
char *number, *args, *action;
|
||
long step_count;
|
||
struct action_line *next = NULL, *temp;
|
||
|
||
if (objc != 3)
|
||
{
|
||
Tcl_AppendResult (interp, "wrong # args: should be: \"",
|
||
Tcl_GetStringFromObj (objv[0], NULL),
|
||
" number actions\"");
|
||
return TCL_ERROR;
|
||
}
|
||
|
||
args = number = Tcl_GetStringFromObj (objv[1], NULL);
|
||
tp = get_tracepoint_by_number (&args);
|
||
if (tp == NULL)
|
||
{
|
||
Tcl_AppendResult (interp, "Tracepoint \"", number, "\" does not exist");
|
||
return TCL_ERROR;
|
||
}
|
||
|
||
/* Free any existing actions */
|
||
if (tp->actions != NULL)
|
||
free_actions (tp);
|
||
|
||
step_count = 0;
|
||
|
||
Tcl_ListObjGetElements (interp, objv[2], &nactions, &actions);
|
||
for (i = 0; i < nactions; i++)
|
||
{
|
||
temp = xmalloc (sizeof (struct action_line));
|
||
temp->next = NULL;
|
||
action = Tcl_GetStringFromObj (actions[i], &len);
|
||
temp->action = savestring (action, len);
|
||
if (sscanf (temp->action, "while-stepping %d", &step_count) !=0)
|
||
tp->step_count = step_count;
|
||
if (next == NULL)
|
||
{
|
||
tp->actions = temp;
|
||
next = temp;
|
||
}
|
||
else
|
||
{
|
||
next->next = temp;
|
||
next = temp;
|
||
}
|
||
}
|
||
|
||
return TCL_OK;
|
||
}
|
||
|
||
static int
|
||
gdb_tracepoint_exists_command (clientData, interp, objc, objv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int objc;
|
||
Tcl_Obj *CONST objv[];
|
||
{
|
||
char * args;
|
||
|
||
if (objc != 2)
|
||
{
|
||
Tcl_AppendResult (interp, "wrong # of args: should be \"",
|
||
Tcl_GetStringFromObj (objv[0], NULL),
|
||
" function:line|function|line|*addr\"");
|
||
return TCL_ERROR;
|
||
}
|
||
|
||
args = Tcl_GetStringFromObj (objv[1], NULL);
|
||
|
||
Tcl_SetObjResult (interp, Tcl_NewIntObj (tracepoint_exists (args)));
|
||
return TCL_OK;
|
||
}
|
||
|
||
/* Return the prompt to the interpreter */
|
||
static int
|
||
gdb_prompt_command (clientData, interp, objc, objv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int objc;
|
||
Tcl_Obj *CONST objv[];
|
||
{
|
||
Tcl_SetResult (interp, get_prompt (), TCL_VOLATILE);
|
||
return TCL_OK;
|
||
}
|
||
|
||
/* return a list of all tracepoint numbers in interpreter */
|
||
static int
|
||
gdb_get_tracepoint_list (clientData, interp, objc, objv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int objc;
|
||
Tcl_Obj *CONST objv[];
|
||
{
|
||
Tcl_Obj *list;
|
||
struct tracepoint *tp;
|
||
|
||
list = Tcl_NewListObj (0, NULL);
|
||
|
||
ALL_TRACEPOINTS (tp)
|
||
Tcl_ListObjAppendElement (interp, list, Tcl_NewIntObj (tp->number));
|
||
|
||
Tcl_SetObjResult (interp, list);
|
||
return TCL_OK;
|
||
}
|
||
|
||
|
||
/* This hook is called whenever we are ready to load a symbol file so that
|
||
the UI can notify the user... */
|
||
void
|
||
gdbtk_pre_add_symbol (name)
|
||
char *name;
|
||
{
|
||
char *merge, *v[2];
|
||
|
||
v[0] = "gdbtk_tcl_pre_add_symbol";
|
||
v[1] = name;
|
||
merge = Tcl_Merge (2, v);
|
||
Tcl_Eval (interp, merge);
|
||
Tcl_Free (merge);
|
||
}
|
||
|
||
/* This hook is called whenever we finish loading a symbol file. */
|
||
void
|
||
gdbtk_post_add_symbol ()
|
||
{
|
||
Tcl_Eval (interp, "gdbtk_tcl_post_add_symbol");
|
||
}
|
||
|
||
|
||
|
||
static void
|
||
gdbtk_print_frame_info (s, line, stopline, noerror)
|
||
struct symtab *s;
|
||
int line;
|
||
int stopline;
|
||
int noerror;
|
||
{
|
||
current_source_symtab = s;
|
||
current_source_line = line;
|
||
}
|
||
|
||
|
||
/* The lookup_symtab() in symtab.c doesn't work correctly */
|
||
/* It will not work will full pathnames and if multiple */
|
||
/* source files have the same basename, it will return */
|
||
/* the first one instead of the correct one. This version */
|
||
/* also always makes sure symtab->fullname is set. */
|
||
|
||
static struct symtab *
|
||
full_lookup_symtab(file)
|
||
char *file;
|
||
{
|
||
struct symtab *st;
|
||
struct objfile *objfile;
|
||
char *bfile, *fullname;
|
||
struct partial_symtab *pt;
|
||
|
||
if (!file)
|
||
return NULL;
|
||
|
||
/* first try a direct lookup */
|
||
st = lookup_symtab (file);
|
||
if (st)
|
||
{
|
||
if (!st->fullname)
|
||
symtab_to_filename(st);
|
||
return st;
|
||
}
|
||
|
||
/* if the direct approach failed, try */
|
||
/* looking up the basename and checking */
|
||
/* all matches with the fullname */
|
||
bfile = basename (file);
|
||
ALL_SYMTABS (objfile, st)
|
||
{
|
||
if (!strcmp (bfile, basename(st->filename)))
|
||
{
|
||
if (!st->fullname)
|
||
fullname = symtab_to_filename (st);
|
||
else
|
||
fullname = st->fullname;
|
||
|
||
if (!strcmp (file, fullname))
|
||
return st;
|
||
}
|
||
}
|
||
|
||
/* still no luck? look at psymtabs */
|
||
ALL_PSYMTABS (objfile, pt)
|
||
{
|
||
if (!strcmp (bfile, basename(pt->filename)))
|
||
{
|
||
st = PSYMTAB_TO_SYMTAB (pt);
|
||
if (st)
|
||
{
|
||
fullname = symtab_to_filename (st);
|
||
if (!strcmp (file, fullname))
|
||
return st;
|
||
}
|
||
}
|
||
}
|
||
return NULL;
|
||
}
|
||
|
||
static int
|
||
perror_with_name_wrapper (args)
|
||
char * args;
|
||
{
|
||
perror_with_name (args);
|
||
return 1;
|
||
}
|
||
|
||
/* gdb_loadfile loads a c source file into a text widget. */
|
||
|
||
/* LTABLE_SIZE is the number of bytes to allocate for the */
|
||
/* line table. Its size limits the maximum number of lines */
|
||
/* in a file to 8 * LTABLE_SIZE. This memory is freed after */
|
||
/* the file is loaded, so it is OK to make this very large. */
|
||
/* Additional memory will be allocated if needed. */
|
||
#define LTABLE_SIZE 20000
|
||
|
||
static int
|
||
gdb_loadfile (clientData, interp, objc, objv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int objc;
|
||
Tcl_Obj *CONST objv[];
|
||
{
|
||
char *file, *widget, *line, *buf, msg[128];
|
||
int linenumbers, ln, anum, lnum, ltable_size;
|
||
Tcl_Obj *a[2], *b[2], *cmd;
|
||
FILE *fp;
|
||
char *ltable;
|
||
struct symtab *symtab;
|
||
struct linetable_entry *le;
|
||
long mtime = 0;
|
||
struct stat st;
|
||
|
||
|
||
if (objc != 4)
|
||
{
|
||
Tcl_WrongNumArgs(interp, 1, objv, "widget filename linenumbers");
|
||
return TCL_ERROR;
|
||
}
|
||
|
||
widget = Tcl_GetStringFromObj (objv[1], NULL);
|
||
file = Tcl_GetStringFromObj (objv[2], NULL);
|
||
Tcl_GetBooleanFromObj (interp, objv[3], &linenumbers);
|
||
|
||
if ((fp = fopen ( file, "r" )) == NULL)
|
||
return TCL_ERROR;
|
||
|
||
symtab = full_lookup_symtab (file);
|
||
if (!symtab)
|
||
{
|
||
sprintf(msg, "File not found");
|
||
Tcl_SetStringObj ( Tcl_GetObjResult (interp), msg, -1);
|
||
fclose (fp);
|
||
return TCL_ERROR;
|
||
}
|
||
|
||
if (stat (file, &st) < 0)
|
||
{
|
||
catch_errors (perror_with_name_wrapper, "gdbtk: get time stamp", "",
|
||
RETURN_MASK_ALL);
|
||
return TCL_ERROR;
|
||
}
|
||
|
||
if (symtab && symtab->objfile && symtab->objfile->obfd)
|
||
mtime = bfd_get_mtime(symtab->objfile->obfd);
|
||
else if (exec_bfd)
|
||
mtime = bfd_get_mtime(exec_bfd);
|
||
|
||
if (mtime && mtime < st.st_mtime)
|
||
gdbtk_ignorable_warning("Source file is more recent than executable.\n");
|
||
|
||
|
||
/* Source linenumbers don't appear to be in order, and a sort is */
|
||
/* too slow so the fastest solution is just to allocate a huge */
|
||
/* array and set the array entry for each linenumber */
|
||
|
||
ltable_size = LTABLE_SIZE;
|
||
ltable = (char *)malloc (LTABLE_SIZE);
|
||
if (ltable == NULL)
|
||
{
|
||
sprintf(msg, "Out of memory.");
|
||
Tcl_SetStringObj ( Tcl_GetObjResult (interp), msg, -1);
|
||
fclose (fp);
|
||
return TCL_ERROR;
|
||
}
|
||
|
||
memset (ltable, 0, LTABLE_SIZE);
|
||
|
||
if (symtab->linetable && symtab->linetable->nitems)
|
||
{
|
||
le = symtab->linetable->item;
|
||
for (ln = symtab->linetable->nitems ;ln > 0; ln--, le++)
|
||
{
|
||
lnum = le->line >> 3;
|
||
if (lnum >= ltable_size)
|
||
{
|
||
char *new_ltable;
|
||
new_ltable = (char *)realloc (ltable, ltable_size*2);
|
||
memset (new_ltable + ltable_size, 0, ltable_size);
|
||
ltable_size *= 2;
|
||
if (new_ltable == NULL)
|
||
{
|
||
sprintf(msg, "Out of memory.");
|
||
Tcl_SetStringObj ( Tcl_GetObjResult (interp), msg, -1);
|
||
free (ltable);
|
||
fclose (fp);
|
||
return TCL_ERROR;
|
||
}
|
||
ltable = new_ltable;
|
||
}
|
||
ltable[lnum] |= 1 << (le->line % 8);
|
||
}
|
||
}
|
||
|
||
/* create an object with enough space, then grab its */
|
||
/* buffer and sprintf directly into it. */
|
||
a[0] = Tcl_NewStringObj (ltable, 1024);
|
||
a[1] = Tcl_NewListObj(0,NULL);
|
||
buf = a[0]->bytes;
|
||
b[0] = Tcl_NewStringObj (ltable,1024);
|
||
b[1] = Tcl_NewStringObj ("source_tag", -1);
|
||
Tcl_IncrRefCount (b[0]);
|
||
Tcl_IncrRefCount (b[1]);
|
||
line = b[0]->bytes + 1;
|
||
strcpy(b[0]->bytes,"\t");
|
||
|
||
ln = 1;
|
||
while (fgets (line, 980, fp))
|
||
{
|
||
if (linenumbers)
|
||
{
|
||
if (ltable[ln >> 3] & (1 << (ln % 8)))
|
||
{
|
||
sprintf (buf,"%s insert end {-\t%d} break_tag", widget, ln);
|
||
a[0]->length = strlen (buf);
|
||
}
|
||
else
|
||
{
|
||
sprintf (buf,"%s insert end { \t%d} \"\"", widget, ln);
|
||
a[0]->length = strlen (buf);
|
||
}
|
||
}
|
||
else
|
||
{
|
||
if (ltable[ln >> 3] & (1 << (ln % 8)))
|
||
{
|
||
sprintf (buf,"%s insert end {-\t} break_tag", widget);
|
||
a[0]->length = strlen (buf);
|
||
}
|
||
else
|
||
{
|
||
sprintf (buf,"%s insert end { \t} \"\"", widget);
|
||
a[0]->length = strlen (buf);
|
||
}
|
||
}
|
||
b[0]->length = strlen(b[0]->bytes);
|
||
Tcl_SetListObj(a[1],2,b);
|
||
cmd = Tcl_ConcatObj(2,a);
|
||
Tcl_EvalObj (interp, cmd);
|
||
Tcl_DecrRefCount (cmd);
|
||
ln++;
|
||
}
|
||
Tcl_DecrRefCount (b[0]);
|
||
Tcl_DecrRefCount (b[0]);
|
||
Tcl_DecrRefCount (b[1]);
|
||
Tcl_DecrRefCount (b[1]);
|
||
free (ltable);
|
||
fclose (fp);
|
||
return TCL_OK;
|
||
}
|
||
|
||
/* at some point make these static in breakpoint.c and move GUI code there */
|
||
extern struct breakpoint *set_raw_breakpoint (struct symtab_and_line sal);
|
||
extern void set_breakpoint_count (int);
|
||
extern int breakpoint_count;
|
||
|
||
/* set a breakpoint by source file and line number */
|
||
/* flags are as follows: */
|
||
/* least significant 2 bits are disposition, rest is */
|
||
/* type (normally 0).
|
||
|
||
enum bptype {
|
||
bp_breakpoint, Normal breakpoint
|
||
bp_hardware_breakpoint, Hardware assisted breakpoint
|
||
}
|
||
|
||
Disposition of breakpoint. Ie: what to do after hitting it.
|
||
enum bpdisp {
|
||
del, Delete it
|
||
del_at_next_stop, Delete at next stop, whether hit or not
|
||
disable, Disable it
|
||
donttouch Leave it alone
|
||
};
|
||
*/
|
||
|
||
static int
|
||
gdb_set_bp (clientData, interp, objc, objv)
|
||
ClientData clientData;
|
||
Tcl_Interp *interp;
|
||
int objc;
|
||
Tcl_Obj *CONST objv[];
|
||
|
||
{
|
||
struct symtab_and_line sal;
|
||
int line, flags, ret;
|
||
struct breakpoint *b;
|
||
char buf[64];
|
||
Tcl_Obj *a[5], *cmd;
|
||
|
||
if (objc != 4)
|
||
{
|
||
Tcl_WrongNumArgs(interp, 1, objv, "filename line type");
|
||
return TCL_ERROR;
|
||
}
|
||
|
||
sal.symtab = full_lookup_symtab (Tcl_GetStringFromObj( objv[1], NULL));
|
||
if (sal.symtab == NULL)
|
||
return TCL_ERROR;
|
||
|
||
if (Tcl_GetIntFromObj( interp, objv[2], &line) == TCL_ERROR)
|
||
return TCL_ERROR;
|
||
|
||
if (Tcl_GetIntFromObj( interp, objv[3], &flags) == TCL_ERROR)
|
||
return TCL_ERROR;
|
||
|
||
sal.line = line;
|
||
sal.pc = find_line_pc (sal.symtab, sal.line);
|
||
if (sal.pc == 0)
|
||
return TCL_ERROR;
|
||
|
||
sal.section = find_pc_overlay (sal.pc);
|
||
b = set_raw_breakpoint (sal);
|
||
set_breakpoint_count (breakpoint_count + 1);
|
||
b->number = breakpoint_count;
|
||
b->type = flags >> 2;
|
||
b->disposition = flags & 3;
|
||
|
||
/* FIXME: this won't work for duplicate basenames! */
|
||
sprintf (buf, "%s:%d", basename(Tcl_GetStringFromObj( objv[1], NULL)), line);
|
||
b->addr_string = strsave (buf);
|
||
|
||
/* now send notification command back to GUI */
|
||
sprintf (buf, "0x%x", sal.pc);
|
||
a[0] = Tcl_NewStringObj ("gdbtk_tcl_breakpoint create", -1);
|
||
a[1] = Tcl_NewIntObj (b->number);
|
||
a[2] = Tcl_NewStringObj (buf, -1);
|
||
a[3] = objv[2];
|
||
a[4] = Tcl_NewListObj (1,&objv[1]);
|
||
cmd = Tcl_ConcatObj(5,a);
|
||
ret = Tcl_EvalObj (interp, cmd);
|
||
Tcl_DecrRefCount (cmd);
|
||
return ret;
|
||
}
|
||
|
||
/* Come here during initialize_all_files () */
|
||
|
||
void
|
||
_initialize_gdbtk ()
|
||
{
|
||
if (use_windows)
|
||
{
|
||
/* Tell the rest of the world that Gdbtk is now set up. */
|
||
|
||
init_ui_hook = gdbtk_init;
|
||
#ifdef __CYGWIN32__
|
||
(void) FreeConsole ();
|
||
#endif
|
||
}
|
||
#ifdef __CYGWIN32__
|
||
else
|
||
{
|
||
DWORD ft = GetFileType (GetStdHandle (STD_INPUT_HANDLE));
|
||
void cygwin32_attach_handle_to_fd (char *, int, HANDLE, int, int);
|
||
|
||
switch (ft)
|
||
{
|
||
case FILE_TYPE_DISK:
|
||
case FILE_TYPE_CHAR:
|
||
case FILE_TYPE_PIPE:
|
||
break;
|
||
default:
|
||
AllocConsole();
|
||
cygwin32_attach_handle_to_fd ("/dev/conin", 0,
|
||
GetStdHandle (STD_INPUT_HANDLE),
|
||
1, GENERIC_READ);
|
||
cygwin32_attach_handle_to_fd ("/dev/conout", 1,
|
||
GetStdHandle (STD_OUTPUT_HANDLE),
|
||
0, GENERIC_WRITE);
|
||
cygwin32_attach_handle_to_fd ("/dev/conout", 2,
|
||
GetStdHandle (STD_ERROR_HANDLE),
|
||
0, GENERIC_WRITE);
|
||
break;
|
||
}
|
||
}
|
||
#endif
|
||
}
|