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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#define _GNU_SOURCE /* need the POSIX signal API */
#include <signal.h>
#include <stdarg.h>
#include <stdlib.h>
#include <sys/types.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <glib-object.h>
#include "libgimpbase/gimpbase.h"
#include "core/core-types.h"
#include "core/gimp.h"
#include "errors.h"
#ifdef G_OS_WIN32
#include <windows.h>
#endif
/* private variables */
static Gimp *the_errors_gimp = NULL;
static gboolean use_debug_handler = FALSE;
static GimpStackTraceMode stack_trace_mode = GIMP_STACK_TRACE_QUERY;
static gchar *full_prog_name = NULL;
/* local function prototypes */
static G_GNUC_NORETURN void gimp_eek (const gchar *reason,
const gchar *message,
gboolean use_handler);
static void gimp_message_log_func (const gchar *log_domain,
GLogLevelFlags flags,
const gchar *message,
gpointer data);
static void gimp_error_log_func (const gchar *domain,
GLogLevelFlags flags,
const gchar *message,
gpointer data) G_GNUC_NORETURN;
/* public functions */
void
errors_init (Gimp *gimp,
const gchar *_full_prog_name,
gboolean _use_debug_handler,
GimpStackTraceMode _stack_trace_mode)
{
const gchar * const log_domains[] =
{
"Gimp",
"Gimp-Actions",
"Gimp-Base",
"Gimp-Composite",
"Gimp-Config",
"Gimp-Core",
"Gimp-Dialogs",
"Gimp-Display",
"Gimp-File",
"Gimp-GUI",
"Gimp-Menus",
"Gimp-PDB",
"Gimp-Paint",
"Gimp-Paint-Funcs",
"Gimp-Plug-In",
"Gimp-Text",
"Gimp-Tools",
"Gimp-Vectors",
"Gimp-Widgets",
"Gimp-XCF"
};
gint i;
g_return_if_fail (GIMP_IS_GIMP (gimp));
g_return_if_fail (_full_prog_name != NULL);
g_return_if_fail (full_prog_name == NULL);
#ifdef GIMP_UNSTABLE
g_printerr ("This is a development version of GIMP. "
"Debug messages may appear here.\n\n");
#endif /* GIMP_UNSTABLE */
the_errors_gimp = gimp;
use_debug_handler = _use_debug_handler ? TRUE : FALSE;
stack_trace_mode = _stack_trace_mode;
full_prog_name = g_strdup (_full_prog_name);
for (i = 0; i < G_N_ELEMENTS (log_domains); i++)
g_log_set_handler (log_domains[i],
G_LOG_LEVEL_MESSAGE,
gimp_message_log_func, gimp);
g_log_set_handler (NULL,
G_LOG_LEVEL_ERROR | G_LOG_FLAG_FATAL,
gimp_error_log_func, gimp);
}
void
errors_exit (void)
{
the_errors_gimp = NULL;
}
void
gimp_fatal_error (const gchar *message)
{
gimp_eek ("fatal error", message, TRUE);
}
void
gimp_terminate (const gchar *message)
{
gimp_eek ("terminated", message, use_debug_handler);
}
/* private functions */
static void
gimp_message_log_func (const gchar *log_domain,
GLogLevelFlags flags,
const gchar *message,
gpointer data)
{
Gimp *gimp = data;
if (gimp)
{
gimp_show_message (gimp, NULL, GIMP_MESSAGE_WARNING, NULL, message);
}
else
{
g_printerr ("%s: %s\n\n",
gimp_filename_to_utf8 (full_prog_name), message);
}
}
static void
gimp_error_log_func (const gchar *domain,
GLogLevelFlags flags,
const gchar *message,
gpointer data)
{
gimp_fatal_error (message);
}
static void
gimp_eek (const gchar *reason,
const gchar *message,
gboolean use_handler)
{
#ifndef G_OS_WIN32
g_printerr ("%s: %s: %s\n", gimp_filename_to_utf8 (full_prog_name),
reason, message);
if (use_handler)
{
switch (stack_trace_mode)
{
case GIMP_STACK_TRACE_NEVER:
break;
case GIMP_STACK_TRACE_QUERY:
{
sigset_t sigset;
sigemptyset (&sigset);
sigprocmask (SIG_SETMASK, &sigset, NULL);
if (the_errors_gimp)
gimp_gui_ungrab (the_errors_gimp);
g_on_error_query (full_prog_name);
}
break;
case GIMP_STACK_TRACE_ALWAYS:
{
sigset_t sigset;
sigemptyset (&sigset);
sigprocmask (SIG_SETMASK, &sigset, NULL);
g_on_error_stack_trace (full_prog_name);
}
break;
default:
break;
}
}
#else
/* g_on_error_* don't do anything reasonable on Win32. */
MessageBox (NULL, g_strdup_printf ("%s: %s", reason, message),
full_prog_name, MB_OK|MB_ICONERROR);
#endif /* ! G_OS_WIN32 */
exit (EXIT_FAILURE);
}