4ff5d55a08
* gdbtk-cmds.c (Gdbtk_Init): Link C variable gdb_context with tcl variable gdb_context_id. * gdbtk-hooks.c (gdbtk_context_change): Implement new hook called context_hook. Called when threads change. * gdbtk.c: Initialize gdb_context. * gdbtk.h: Declare gdb_context. * infrun (wait_for_inferior): Call context_hook. * thread.c (thread_command): Call context_hook. * defs.h: Declare context_hook.
749 lines
19 KiB
C
749 lines
19 KiB
C
/* Startup code for gdbtk.
|
||
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
|
||
#include <winuser.h>
|
||
#endif
|
||
|
||
#include <sys/stat.h>
|
||
|
||
#include <tcl.h>
|
||
#include <tk.h>
|
||
#include <itcl.h>
|
||
#include <tix.h>
|
||
#include "guitcl.h"
|
||
#include "gdbtk.h"
|
||
|
||
#ifdef IDE
|
||
/* start-sanitize-ide */
|
||
#include "event.h"
|
||
#include "idetcl.h"
|
||
#include "ilutk.h"
|
||
/* end-sanitize-ide */
|
||
#endif
|
||
|
||
#ifdef ANSI_PROTOTYPES
|
||
#include <stdarg.h>
|
||
#else
|
||
#include <varargs.h>
|
||
#endif
|
||
#include <signal.h>
|
||
#include <fcntl.h>
|
||
#include <unistd.h>
|
||
#include <setjmp.h>
|
||
#include "top.h"
|
||
#include <sys/ioctl.h>
|
||
#include "gdb_string.h"
|
||
#include "dis-asm.h"
|
||
#include <stdio.h>
|
||
#include "gdbcmd.h"
|
||
|
||
#include "annotate.h"
|
||
#include <sys/time.h>
|
||
|
||
/* For Cygwin32, we use a timer to periodically check for Windows
|
||
messages. FIXME: It would be better to not poll, but to instead
|
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rewrite the target_wait routines to serve as input sources.
|
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Unfortunately, that will be a lot of work. */
|
||
static sigset_t nullsigmask;
|
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static struct sigaction act1, act2;
|
||
static struct itimerval it_on, it_off;
|
||
|
||
extern int Tktable_Init PARAMS ((Tcl_Interp *interp));
|
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|
||
static void gdbtk_init PARAMS ((char *));
|
||
void gdbtk_interactive PARAMS ((void));
|
||
static void cleanup_init PARAMS ((int));
|
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static void tk_command PARAMS ((char *, int));
|
||
|
||
void gdbtk_add_hooks PARAMS ((void));
|
||
int gdbtk_test PARAMS ((char *));
|
||
|
||
/*
|
||
* gdbtk_fputs is defined in the gdbtk_hooks.c, but we need it here
|
||
* because we delay adding this hook till all the setup is done. That
|
||
* way errors will go to stdout.
|
||
*/
|
||
|
||
extern void gdbtk_fputs PARAMS ((const char *, FILE *));
|
||
|
||
/* Handle for TCL interpreter */
|
||
Tcl_Interp *gdbtk_interp = NULL;
|
||
|
||
static int gdbtk_timer_going = 0;
|
||
|
||
/* linked variable used to tell tcl what the current thread is */
|
||
int gdb_context = 0;
|
||
|
||
/* This variable is true when the inferior is running. See note in
|
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* gdbtk.h for details.
|
||
*/
|
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int running_now;
|
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|
||
/* This variable determines where memory used for disassembly is read from.
|
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* See note in gdbtk.h for details.
|
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*/
|
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int disassemble_from_exec = -1;
|
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|
||
/* This variable holds the name of a Tcl file which should be sourced by the
|
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interpreter when it goes idle at startup. Used with the testsuite. */
|
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static char *gdbtk_source_filename = NULL;
|
||
|
||
#ifndef _WIN32
|
||
|
||
/* Supply malloc calls for tcl/tk. We do not want to do this on
|
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Windows, because Tcl_Alloc is probably in a DLL which will not call
|
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the mmalloc routines. */
|
||
|
||
char *
|
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Tcl_Alloc (size)
|
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unsigned int size;
|
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{
|
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return xmalloc (size);
|
||
}
|
||
|
||
char *
|
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Tcl_Realloc (ptr, size)
|
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char *ptr;
|
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unsigned int size;
|
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{
|
||
return xrealloc (ptr, size);
|
||
}
|
||
|
||
void
|
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Tcl_Free(ptr)
|
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char *ptr;
|
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{
|
||
free (ptr);
|
||
}
|
||
|
||
#endif /* ! _WIN32 */
|
||
|
||
#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,
|
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* because it will mean that people have to get out of the debugging
|
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* session in order to remake their program. So we close it, although
|
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* this will cost us if and when we need to reopen it.
|
||
*/
|
||
|
||
void
|
||
close_bfds ()
|
||
{
|
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struct objfile *o;
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ALL_OBJFILES (o)
|
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{
|
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if (o->obfd != NULL)
|
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bfd_cache_close (o->obfd);
|
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}
|
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|
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if (exec_bfd != NULL)
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bfd_cache_close (exec_bfd);
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}
|
||
|
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#endif /* _WIN32 */
|
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|
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|
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/* TclDebug (const char *fmt, ...) works just like printf() but
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* sends the output to the GDB TK debug window.
|
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* Not for normal use; just a convenient tool for debugging
|
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*/
|
||
|
||
void
|
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#ifdef ANSI_PROTOTYPES
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TclDebug (const char *fmt, ...)
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#else
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TclDebug (va_alist)
|
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va_dcl
|
||
#endif
|
||
{
|
||
va_list args;
|
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char buf[512], *v[2], *merge;
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|
||
#ifdef ANSI_PROTOTYPES
|
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va_start (args, fmt);
|
||
#else
|
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char *fmt;
|
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va_start (args);
|
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fmt = va_arg (args, char *);
|
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#endif
|
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|
||
v[0] = "debug";
|
||
v[1] = buf;
|
||
|
||
vsprintf (buf, fmt, args);
|
||
va_end (args);
|
||
|
||
merge = Tcl_Merge (2, v);
|
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Tcl_Eval (gdbtk_interp, merge);
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Tcl_Free (merge);
|
||
}
|
||
|
||
|
||
/*
|
||
* The rest of this file contains the start-up, and event handling code for gdbtk.
|
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*/
|
||
|
||
/*
|
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* This cleanup function is added to the cleanup list that surrounds the Tk
|
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* main in gdbtk_init. It deletes the Tcl interpreter.
|
||
*/
|
||
|
||
static void
|
||
cleanup_init (ignored)
|
||
int ignored;
|
||
{
|
||
if (gdbtk_interp != NULL)
|
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Tcl_DeleteInterp (gdbtk_interp);
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gdbtk_interp = NULL;
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}
|
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|
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/* Come here during long calculations to check for GUI events. Usually invoked
|
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via the QUIT macro. */
|
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|
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void
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gdbtk_interactive ()
|
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{
|
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/* Tk_DoOneEvent (TK_DONT_WAIT|TK_IDLE_EVENTS); */
|
||
}
|
||
|
||
|
||
void
|
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gdbtk_start_timer ()
|
||
{
|
||
static int first = 1;
|
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/*TclDebug ("Starting timer....");*/
|
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if (first)
|
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{
|
||
/* first time called, set up all the structs */
|
||
first = 0;
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sigemptyset (&nullsigmask);
|
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|
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act1.sa_handler = x_event;
|
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act1.sa_mask = nullsigmask;
|
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act1.sa_flags = 0;
|
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act2.sa_handler = SIG_IGN;
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act2.sa_mask = nullsigmask;
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act2.sa_flags = 0;
|
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it_on.it_interval.tv_sec = 0;
|
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it_on.it_interval.tv_usec = 250000; /* .25 sec */
|
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it_on.it_value.tv_sec = 0;
|
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it_on.it_value.tv_usec = 250000;
|
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||
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)
|
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{
|
||
sigaction (SIGALRM, &act1, NULL);
|
||
setitimer (ITIMER_REAL, &it_on, NULL);
|
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gdbtk_timer_going = 1;
|
||
}
|
||
}
|
||
|
||
void
|
||
gdbtk_stop_timer ()
|
||
{
|
||
if (gdbtk_timer_going)
|
||
{
|
||
gdbtk_timer_going = 0;
|
||
/*TclDebug ("Stopping timer.");*/
|
||
setitimer (ITIMER_REAL, &it_off, NULL);
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sigaction (SIGALRM, &act2, NULL);
|
||
}
|
||
}
|
||
|
||
/* gdbtk_init installs this function as a final cleanup. */
|
||
|
||
static void
|
||
gdbtk_cleanup (dummy)
|
||
PTR dummy;
|
||
{
|
||
Tcl_Eval (gdbtk_interp, "gdbtk_cleanup");
|
||
#ifdef IDE
|
||
{
|
||
struct ide_event_handle *h = (struct ide_event_handle *) dummy;
|
||
ide_interface_deregister_all (h);
|
||
}
|
||
#endif
|
||
Tcl_Finalize ();
|
||
}
|
||
|
||
/* Initialize gdbtk. This involves creating a Tcl interpreter,
|
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* defining all the Tcl commands that the GUI will use, pointing
|
||
* all the gdb "hooks" to the correct functions,
|
||
* and setting the Tcl auto loading environment so that we can find all
|
||
* the Tcl based library files.
|
||
*/
|
||
|
||
static void
|
||
gdbtk_init ( argv0 )
|
||
char *argv0;
|
||
{
|
||
struct cleanup *old_chain;
|
||
char *lib, *gdbtk_lib, *gdbtk_lib_tmp, *gdbtk_file;
|
||
int found_main;
|
||
Tcl_Obj *auto_path_elem, *auto_path_name;
|
||
|
||
#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);
|
||
gdbtk_interp = Tcl_CreateInterp ();
|
||
|
||
#ifdef TCL_MEM_DEBUG
|
||
Tcl_InitMemory (gdbtk_interp);
|
||
#endif
|
||
|
||
if (!gdbtk_interp)
|
||
error ("Tcl_CreateInterp failed");
|
||
|
||
if (Tcl_Init(gdbtk_interp) != TCL_OK)
|
||
error ("Tcl_Init failed: %s", gdbtk_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 (gdbtk_interp, "gdbtcl") != TCL_OK)
|
||
error ("ide_initialize_paths failed: %s", gdbtk_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 (gdbtk_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 (gdbtk_interp, "can't initialize event system: ", errmsg,
|
||
(char *) NULL);
|
||
fprintf(stderr, "WARNING: ide_event_init_client failed: %s\n", gdbtk_interp->result);
|
||
|
||
Tcl_SetVar (gdbtk_interp, "IDE_ENABLED", "0", 0);
|
||
}
|
||
else
|
||
{
|
||
if (ide_create_tclevent_command (gdbtk_interp, h) != TCL_OK)
|
||
error ("ide_create_tclevent_command failed: %s", gdbtk_interp->result);
|
||
|
||
if (ide_create_edit_command (gdbtk_interp, h) != TCL_OK)
|
||
error ("ide_create_edit_command failed: %s", gdbtk_interp->result);
|
||
|
||
if (ide_create_property_command (gdbtk_interp, h) != TCL_OK)
|
||
error ("ide_create_property_command failed: %s", gdbtk_interp->result);
|
||
|
||
if (ide_create_build_command (gdbtk_interp, h) != TCL_OK)
|
||
error ("ide_create_build_command failed: %s", gdbtk_interp->result);
|
||
|
||
if (ide_create_window_register_command (gdbtk_interp, h, "gdb-restore")
|
||
!= TCL_OK)
|
||
error ("ide_create_window_register_command failed: %s",
|
||
gdbtk_interp->result);
|
||
|
||
if (ide_create_window_command (gdbtk_interp, h) != TCL_OK)
|
||
error ("ide_create_window_command failed: %s", gdbtk_interp->result);
|
||
|
||
if (ide_create_exit_command (gdbtk_interp, h) != TCL_OK)
|
||
error ("ide_create_exit_command failed: %s", gdbtk_interp->result);
|
||
|
||
if (ide_create_help_command (gdbtk_interp) != TCL_OK)
|
||
error ("ide_create_help_command failed: %s", gdbtk_interp->result);
|
||
|
||
/*
|
||
if (ide_initialize (gdbtk_interp, "gdb") != TCL_OK)
|
||
error ("ide_initialize failed: %s", gdbtk_interp->result);
|
||
*/
|
||
|
||
Tcl_SetVar (gdbtk_interp, "IDE_ENABLED", "1", 0);
|
||
}
|
||
/* end-sanitize-ide */
|
||
#else
|
||
Tcl_SetVar (gdbtk_interp, "IDE_ENABLED", "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(gdbtk_interp) != TCL_OK)
|
||
error ("Tk_Init failed: %s", gdbtk_interp->result);
|
||
|
||
if (Itcl_Init(gdbtk_interp) == TCL_ERROR)
|
||
error ("Itcl_Init failed: %s", gdbtk_interp->result);
|
||
Tcl_StaticPackage(gdbtk_interp, "Tktable", Tktable_Init,
|
||
(Tcl_PackageInitProc *) NULL);
|
||
|
||
if (Tix_Init(gdbtk_interp) != TCL_OK)
|
||
error ("Tix_Init failed: %s", gdbtk_interp->result);
|
||
Tcl_StaticPackage(gdbtk_interp, "Tktable", Tktable_Init,
|
||
(Tcl_PackageInitProc *) NULL);
|
||
|
||
if (Tktable_Init(gdbtk_interp) != TCL_OK)
|
||
error ("Tktable_Init failed: %s", gdbtk_interp->result);
|
||
|
||
Tcl_StaticPackage(gdbtk_interp, "Tktable", Tktable_Init,
|
||
(Tcl_PackageInitProc *) NULL);
|
||
/*
|
||
* These are the commands to do some Windows Specific stuff...
|
||
*/
|
||
|
||
#ifdef __CYGWIN32__
|
||
if (ide_create_messagebox_command (gdbtk_interp) != TCL_OK)
|
||
error ("messagebox command initialization failed");
|
||
/* On Windows, create a sizebox widget command */
|
||
if (ide_create_sizebox_command (gdbtk_interp) != TCL_OK)
|
||
error ("sizebox creation failed");
|
||
if (ide_create_winprint_command (gdbtk_interp) != TCL_OK)
|
||
error ("windows print code initialization failed");
|
||
/* start-sanitize-ide */
|
||
/* An interface to ShellExecute. */
|
||
if (ide_create_shell_execute_command (gdbtk_interp) != TCL_OK)
|
||
error ("shell execute command initialization failed");
|
||
/* end-sanitize-ide */
|
||
if (ide_create_win_grab_command (gdbtk_interp) != TCL_OK)
|
||
error ("grab support command initialization failed");
|
||
/* Path conversion functions. */
|
||
if (ide_create_cygwin_path_command (gdbtk_interp) != TCL_OK)
|
||
error ("cygwin path command initialization failed");
|
||
#endif
|
||
|
||
/*
|
||
* This adds all the Gdbtk commands.
|
||
*/
|
||
|
||
if (Gdbtk_Init(gdbtk_interp) != TCL_OK)
|
||
{
|
||
error("Gdbtk_Init failed: %s", gdbtk_interp->result);
|
||
}
|
||
|
||
Tcl_StaticPackage(gdbtk_interp, "Gdbtk", Gdbtk_Init, NULL);
|
||
|
||
/* This adds all the hooks that call up from the bowels of gdb
|
||
* back into Tcl-land...
|
||
*/
|
||
|
||
gdbtk_add_hooks();
|
||
|
||
/* Add a back door to Tk from the gdb console... */
|
||
|
||
add_com ("tk", class_obscure, tk_command,
|
||
"Send a command directly into tk.");
|
||
|
||
Tcl_LinkVar (gdbtk_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);
|
||
|
||
auto_path_name = Tcl_NewStringObj ("auto_path", -1);
|
||
|
||
do
|
||
{
|
||
auto_path_elem = Tcl_NewStringObj (lib, -1);
|
||
if (Tcl_ObjSetVar2 (gdbtk_interp, auto_path_name, NULL, auto_path_elem,
|
||
TCL_GLOBAL_ONLY | TCL_APPEND_VALUE | TCL_LIST_ELEMENT ) == NULL)
|
||
{
|
||
fputs_unfiltered (Tcl_GetVar (gdbtk_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 (gdbtk_interp, "GDBTK_LIBRARY", lib, 0);
|
||
}
|
||
}
|
||
}
|
||
while ((lib = strtok (NULL, ":")) != NULL);
|
||
|
||
free (gdbtk_lib_tmp);
|
||
Tcl_DecrRefCount(auto_path_name);
|
||
|
||
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 (gdbtk_interp, (char *) script) != TCL_OK)
|
||
{
|
||
fputs_unfiltered (Tcl_GetVar (gdbtk_interp, "errorInfo", 0), gdb_stderr);
|
||
error ("");
|
||
}
|
||
|
||
if (gdbtk_interp->result[0] != '\0')
|
||
{
|
||
gdbtk_file = xstrdup (gdbtk_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;
|
||
|
||
/* start-sanitize-tclpro */
|
||
#ifdef TCLPRO_DEBUGGER
|
||
{
|
||
Tcl_DString source_cmd;
|
||
|
||
Tcl_DStringInit (&source_cmd);
|
||
Tcl_DStringAppend (&source_cmd,
|
||
"if {[info exists env(DEBUG_STUB)]} {source $env(DEBUG_STUB); " -1);
|
||
Tcl_DStringAppend (&source_cmd, "debugger_init; debugger_eval {source {", -1);
|
||
Tcl_DStringAppend (&source_cmd, gdbtk_file, -1);
|
||
Tcl_DStringAppend (&source_cmd, "}}} else {source {", -1);
|
||
Tcl_DStringAppend (&source_cmd, gdbtk_file, -1);
|
||
Tcl_DStringAppend (&source_cmd, "}}", -1);
|
||
if (Tcl_GlobalEval (gdbtk_interp, Tcl_DStringValue (&source_cmd)) != TCL_OK)
|
||
#else
|
||
/* end-sanitize-tclpro */
|
||
if (Tcl_EvalFile (gdbtk_interp, gdbtk_file) != TCL_OK)
|
||
/* start-sanitize-tclpro */
|
||
#endif
|
||
/* end-sanitize-tclpro */
|
||
{
|
||
char *msg;
|
||
|
||
/* Force errorInfo to be set up propertly. */
|
||
Tcl_AddErrorInfo (gdbtk_interp, "");
|
||
|
||
msg = Tcl_GetVar (gdbtk_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 ("");
|
||
}
|
||
/* start-sanitize-tclpro */
|
||
#ifdef TCLPRO_DEBUGGER
|
||
Tcl_DStringFree(&source_cmd);
|
||
}
|
||
#endif
|
||
/* end-sanitize-tclpro */
|
||
|
||
#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 (gdbtk_interp, h) != TCL_OK)
|
||
error ("ide_run_server_init failed: %s", gdbtk_interp->result);
|
||
/* end-sanitize-ide */
|
||
#endif
|
||
|
||
free (gdbtk_file);
|
||
|
||
/* Now source in the filename provided by the --tclcommand option.
|
||
This is mostly used for the gdbtk testsuite... */
|
||
|
||
if (gdbtk_source_filename != NULL)
|
||
{
|
||
char *s = "after idle source ";
|
||
char *script = concat (s, gdbtk_source_filename, (char *) NULL);
|
||
Tcl_Eval (gdbtk_interp, script);
|
||
free (gdbtk_source_filename);
|
||
free (script);
|
||
}
|
||
|
||
|
||
discard_cleanups (old_chain);
|
||
}
|
||
|
||
/* gdbtk_test is used in main.c to validate the -tclcommand option to
|
||
gdb, which sources in a file of tcl code after idle during the
|
||
startup procedure. */
|
||
|
||
int
|
||
gdbtk_test (filename)
|
||
char *filename;
|
||
{
|
||
if (access (filename, R_OK) != 0)
|
||
return 0;
|
||
else
|
||
gdbtk_source_filename = xstrdup (filename);
|
||
return 1;
|
||
}
|
||
|
||
/* 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
|
||
}
|
||
|
||
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 (gdbtk_interp, cmd);
|
||
|
||
result = strdup (gdbtk_interp->result);
|
||
|
||
old_chain = make_cleanup (free, result);
|
||
|
||
if (retval != TCL_OK)
|
||
error (result);
|
||
|
||
printf_unfiltered ("%s\n", result);
|
||
|
||
do_cleanups (old_chain);
|
||
}
|
||
|