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/* LIBGIMP - The GIMP Library
* Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
*
* gimp.c
*
* This library is free software: you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see
* <https://www.gnu.org/licenses/>.
*/
#include "config.h"
#define _GNU_SOURCE /* for the sigaction stuff */
#include <errno.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif
#ifdef HAVE_SYS_WAIT_H
#include <sys/wait.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifndef WAIT_ANY
#define WAIT_ANY -1
#endif
#include <gtk/gtk.h> /* need GDK_WINDOWING_FOO defines */
#ifndef G_OS_WIN32
#include "libgimpbase/gimpsignal.h"
#else
#ifdef HAVE_EXCHNDL
#include <time.h>
#include <exchndl.h>
#endif
#include <signal.h>
#endif
#ifdef HAVE_SYS_SELECT_H
#include <sys/select.h>
#endif
#ifdef GDK_WINDOWING_QUARTZ
#include <Cocoa/Cocoa.h>
#endif
#if defined(G_OS_WIN32) || defined(G_WITH_CYGWIN)
# ifdef STRICT
# undef STRICT
# endif
# define STRICT
# ifdef _WIN32_WINNT
# undef _WIN32_WINNT
# endif
# define _WIN32_WINNT 0x0601
# include <windows.h>
# include <tlhelp32.h>
# undef RGB
#endif
#include <locale.h>
#define GIMP_DISABLE_COMPAT_CRUFT
#include "gimp.h"
#include "libgimpbase/gimpbase-private.h"
#include "libgimpbase/gimpprotocol.h"
#include "libgimpbase/gimpwire.h"
#include "gimp-debug.h"
#include "gimp-private.h"
#include "gimp-shm.h"
#include "gimpgpcompat.h"
#include "gimpgpparams.h"
#include "gimplegacy-private.h"
#include "gimppdb-private.h"
#include "gimpplugin-private.h"
#include "gimpunitcache.h"
#include "libgimp-intl.h"
static void gimp_close (void);
static void gimp_message_func (const gchar *log_domain,
GLogLevelFlags log_level,
const gchar *message,
gpointer data);
static void gimp_fatal_func (const gchar *log_domain,
GLogLevelFlags flags,
const gchar *message,
gpointer data);
#ifdef G_OS_WIN32
#ifdef HAVE_EXCHNDL
static LONG WINAPI gimp_plugin_sigfatal_handler (PEXCEPTION_POINTERS pExceptionInfo);
static LPTOP_LEVEL_EXCEPTION_FILTER _prevExceptionFilter = NULL;
static gchar *plug_in_backtrace_path = NULL;
#endif
#else /* ! G_OS_WIN32 */
static void gimp_plugin_sigfatal_handler (gint sig_num);
#endif /* G_OS_WIN32 */
static GimpPlugIn *PLUG_IN = NULL;
static GimpPDB *PDB = NULL;
static gint _tile_width = -1;
static gint _tile_height = -1;
static gboolean _show_help_button = TRUE;
static gboolean _export_profile = FALSE;
static gboolean _export_exif = FALSE;
static gboolean _export_xmp = FALSE;
static gboolean _export_iptc = FALSE;
static GimpCheckSize _check_size = GIMP_CHECK_SIZE_MEDIUM_CHECKS;
static GimpCheckType _check_type = GIMP_CHECK_TYPE_GRAY_CHECKS;
static gint _gdisp_ID = -1;
static gchar *_wm_class = NULL;
static gchar *_display_name = NULL;
static gint _monitor_number = 0;
static guint32 _timestamp = 0;
static gchar *_icon_theme_dir = NULL;
static const gchar *progname = NULL;
static GimpStackTraceMode stack_trace_mode = GIMP_STACK_TRACE_NEVER;
/**
* gimp_main:
* @plug_in_type: the type of the #GimpPlugIn subclass of the plug-in
* @argc: the number of arguments
* @argv: (array length=argc): the arguments
*
* The main procedure that must be called with the plug-in's
* #GimpPlugIn subclass type and the 'argc' and 'argv' that are passed
* to "main".
*
* Returns: an exit status as defined by the C library,
* on success EXIT_SUCCESS.
**/
gint
gimp_main (GType plug_in_type,
gint argc,
gchar *argv[])
{
return _gimp_main_internal (plug_in_type, NULL, argc, argv);
}
gint
_gimp_main_internal (GType plug_in_type,
const GimpPlugInInfo *info,
gint argc,
gchar *argv[])
{
enum
{
ARG_PROGNAME,
ARG_GIMP,
ARG_PROTOCOL_VERSION,
ARG_READ_FD,
ARG_WRITE_FD,
ARG_MODE,
ARG_STACK_TRACE_MODE,
N_ARGS
};
GIOChannel *read_channel;
GIOChannel *write_channel;
gchar *basename;
gint protocol_version;
#ifdef G_OS_WIN32
gint i, j, k;
/* Reduce risks */
{
typedef BOOL (WINAPI *t_SetDllDirectoryA) (LPCSTR lpPathName);
t_SetDllDirectoryA p_SetDllDirectoryA;
p_SetDllDirectoryA = (t_SetDllDirectoryA) GetProcAddress (GetModuleHandle ("kernel32.dll"),
"SetDllDirectoryA");
if (p_SetDllDirectoryA)
(*p_SetDllDirectoryA) ("");
}
/* On Windows, set DLL search path to $INSTALLDIR/bin so that GEGL
file operations can find their respective file library DLLs (such
as jasper, etc.) without needing to set external PATH. */
{
const gchar *install_dir;
gchar *bin_dir;
LPWSTR w_bin_dir;
int n;
w_bin_dir = NULL;
install_dir = gimp_installation_directory ();
bin_dir = g_build_filename (install_dir, "bin", NULL);
n = MultiByteToWideChar (CP_UTF8, MB_ERR_INVALID_CHARS,
bin_dir, -1, NULL, 0);
if (n == 0)
goto out;
w_bin_dir = g_malloc_n (n + 1, sizeof (wchar_t));
n = MultiByteToWideChar (CP_UTF8, MB_ERR_INVALID_CHARS,
bin_dir, -1,
w_bin_dir, (n + 1) * sizeof (wchar_t));
if (n == 0)
goto out;
SetDllDirectoryW (w_bin_dir);
out:
if (w_bin_dir)
g_free (w_bin_dir);
g_free (bin_dir);
}
#ifdef HAVE_EXCHNDL
/* Use Dr. Mingw (dumps backtrace on crash) if it is available. */
{
time_t t;
gchar *filename;
gchar *dir;
/* This has to be the non-roaming directory (i.e., the local
directory) as backtraces correspond to the binaries on this
system. */
dir = g_build_filename (g_get_user_data_dir (),
GIMPDIR, GIMP_USER_VERSION, "CrashLog",
NULL);
/* Ensure the path exists. */
g_mkdir_with_parents (dir, 0700);
time (&t);
filename = g_strdup_printf ("%s-crash-%" G_GUINT64_FORMAT ".txt",
g_get_prgname(), t);
plug_in_backtrace_path = g_build_filename (dir, filename, NULL);
g_free (filename);
g_free (dir);
/* Similar to core crash handling in app/signals.c, the order here
* is very important!
*/
if (! _prevExceptionFilter)
_prevExceptionFilter = SetUnhandledExceptionFilter (gimp_plugin_sigfatal_handler);
ExcHndlInit ();
ExcHndlSetLogFileNameA (plug_in_backtrace_path);
}
#endif /* HAVE_EXCHNDL */
#ifndef _WIN64
{
typedef BOOL (WINAPI *t_SetProcessDEPPolicy) (DWORD dwFlags);
t_SetProcessDEPPolicy p_SetProcessDEPPolicy;
p_SetProcessDEPPolicy = GetProcAddress (GetModuleHandle ("kernel32.dll"),
"SetProcessDEPPolicy");
if (p_SetProcessDEPPolicy)
(*p_SetProcessDEPPolicy) (PROCESS_DEP_ENABLE|PROCESS_DEP_DISABLE_ATL_THUNK_EMULATION);
}
#endif /* _WIN64 */
/* Group all our windows together on the taskbar */
{
typedef HRESULT (WINAPI *t_SetCurrentProcessExplicitAppUserModelID) (PCWSTR lpPathName);
t_SetCurrentProcessExplicitAppUserModelID p_SetCurrentProcessExplicitAppUserModelID;
p_SetCurrentProcessExplicitAppUserModelID = (t_SetCurrentProcessExplicitAppUserModelID) GetProcAddress (GetModuleHandle ("shell32.dll"),
"SetCurrentProcessExplicitAppUserModelID");
if (p_SetCurrentProcessExplicitAppUserModelID)
(*p_SetCurrentProcessExplicitAppUserModelID) (L"gimp.GimpApplication");
}
/* Check for exe file name with spaces in the path having been split up
* by buggy NT C runtime, or something. I don't know why this happens
* on NT (including w2k), but not on w95/98.
*/
for (i = 1; i < argc; i++)
{
k = strlen (argv[i]);
if (k > 10)
{
if (g_ascii_strcasecmp (argv[i] + k - 4, ".exe") == 0)
{
/* Found the end of the executable name, most probably.
* Splice the parts of the name back together.
*/
GString *s;
s = g_string_new (argv[ARG_PROGNAME]);
for (j = 1; j <= i; j++)
{
s = g_string_append_c (s, ' ');
s = g_string_append (s, argv[j]);
}
argv[ARG_PROGNAME] = s->str;
/* Move rest of argv down */
for (j = 1; j < argc - i; j++)
argv[j] = argv[j + i];
argv[argc - i] = NULL;
argc -= i;
break;
}
}
}
#endif /* G_OS_WIN32 */
g_assert ((plug_in_type != G_TYPE_NONE && info == NULL) ||
(plug_in_type == G_TYPE_NONE && info != NULL));
if ((argc != N_ARGS) || (strcmp (argv[ARG_GIMP], "-gimp") != 0))
{
g_printerr ("%s is a GIMP plug-in and must be run by GIMP to be used\n",
argv[ARG_PROGNAME]);
return EXIT_FAILURE;
}
gimp_env_init (TRUE);
progname = argv[ARG_PROGNAME];
basename = g_path_get_basename (progname);
g_set_prgname (basename);
protocol_version = atoi (argv[ARG_PROTOCOL_VERSION]);
if (protocol_version < GIMP_PROTOCOL_VERSION)
{
g_printerr ("Could not execute plug-in \"%s\"\n(%s)\n"
"because GIMP is using an older version of the "
"plug-in protocol.\n",
gimp_filename_to_utf8 (g_get_prgname ()),
gimp_filename_to_utf8 (progname));
return EXIT_FAILURE;
}
else if (protocol_version > GIMP_PROTOCOL_VERSION)
{
g_printerr ("Could not execute plug-in \"%s\"\n(%s)\n"
"because it uses an obsolete version of the "
"plug-in protocol.\n",
gimp_filename_to_utf8 (g_get_prgname ()),
gimp_filename_to_utf8 (progname));
return EXIT_FAILURE;
}
_gimp_debug_init (basename);
g_free (basename);
stack_trace_mode = (GimpStackTraceMode) CLAMP (atoi (argv[ARG_STACK_TRACE_MODE]),
GIMP_STACK_TRACE_NEVER,
GIMP_STACK_TRACE_ALWAYS);
#ifndef G_OS_WIN32
/* No use catching these on Win32, the user won't get any meaningful
* stack trace from glib anyhow. It's better to let Windows inform
* about the program error, and offer debugging if the plug-in
* has been built with MSVC, and the user has MSVC installed.
*/
gimp_signal_private (SIGHUP, gimp_plugin_sigfatal_handler, 0);
gimp_signal_private (SIGINT, gimp_plugin_sigfatal_handler, 0);
gimp_signal_private (SIGQUIT, gimp_plugin_sigfatal_handler, 0);
gimp_signal_private (SIGTERM, gimp_plugin_sigfatal_handler, 0);
gimp_signal_private (SIGABRT, gimp_plugin_sigfatal_handler, 0);
gimp_signal_private (SIGBUS, gimp_plugin_sigfatal_handler, 0);
gimp_signal_private (SIGSEGV, gimp_plugin_sigfatal_handler, 0);
gimp_signal_private (SIGFPE, gimp_plugin_sigfatal_handler, 0);
/* Ignore SIGPIPE from crashing Gimp */
gimp_signal_private (SIGPIPE, SIG_IGN, 0);
/* Restart syscalls interrupted by SIGCHLD */
gimp_signal_private (SIGCHLD, SIG_DFL, SA_RESTART);
#endif /* ! G_OS_WIN32 */
#ifdef G_OS_WIN32
read_channel = g_io_channel_win32_new_fd (atoi (argv[ARG_READ_FD]));
write_channel = g_io_channel_win32_new_fd (atoi (argv[ARG_WRITE_FD]));
#else
read_channel = g_io_channel_unix_new (atoi (argv[ARG_READ_FD]));
write_channel = g_io_channel_unix_new (atoi (argv[ARG_WRITE_FD]));
#endif
g_io_channel_set_encoding (read_channel, NULL, NULL);
g_io_channel_set_encoding (write_channel, NULL, NULL);
g_io_channel_set_buffered (read_channel, FALSE);
g_io_channel_set_buffered (write_channel, FALSE);
g_io_channel_set_close_on_unref (read_channel, TRUE);
g_io_channel_set_close_on_unref (write_channel, TRUE);
/* initialize GTypes, they need to be known to g_type_from_name() */
{
GType init_types[] =
{
G_TYPE_INT, G_TYPE_PARAM_INT,
G_TYPE_UCHAR, G_TYPE_PARAM_UCHAR,
G_TYPE_STRING, G_TYPE_PARAM_STRING,
GIMP_TYPE_ARRAY, GIMP_TYPE_PARAM_ARRAY,
GIMP_TYPE_UINT8_ARRAY, GIMP_TYPE_PARAM_UINT8_ARRAY,
GIMP_TYPE_INT16_ARRAY, GIMP_TYPE_PARAM_INT16_ARRAY,
GIMP_TYPE_INT32_ARRAY, GIMP_TYPE_PARAM_INT32_ARRAY,
GIMP_TYPE_FLOAT_ARRAY, GIMP_TYPE_PARAM_FLOAT_ARRAY,
GIMP_TYPE_STRING_ARRAY, GIMP_TYPE_PARAM_STRING_ARRAY,
GIMP_TYPE_RGB_ARRAY, GIMP_TYPE_PARAM_RGB_ARRAY,
GIMP_TYPE_DISPLAY_ID, GIMP_TYPE_PARAM_DISPLAY_ID,
GIMP_TYPE_IMAGE_ID, GIMP_TYPE_PARAM_IMAGE_ID,
GIMP_TYPE_ITEM_ID, GIMP_TYPE_PARAM_ITEM_ID,
GIMP_TYPE_DRAWABLE_ID, GIMP_TYPE_PARAM_DRAWABLE_ID,
GIMP_TYPE_LAYER_ID, GIMP_TYPE_PARAM_LAYER_ID,
GIMP_TYPE_CHANNEL_ID, GIMP_TYPE_PARAM_CHANNEL_ID,
GIMP_TYPE_LAYER_MASK_ID, GIMP_TYPE_PARAM_LAYER_MASK_ID,
GIMP_TYPE_SELECTION_ID, GIMP_TYPE_PARAM_SELECTION_ID,
GIMP_TYPE_VECTORS_ID, GIMP_TYPE_PARAM_VECTORS_ID
};
gint i;
for (i = 0; i < G_N_ELEMENTS (init_types); i++, i++)
{
GType type = init_types[i];
if (G_TYPE_IS_CLASSED (type))
g_type_class_ref (type);
}
gimp_enums_init ();
}
/* initialize units */
{
GimpUnitVtable vtable;
vtable.unit_get_number_of_units = _gimp_unit_cache_get_number_of_units;
vtable.unit_get_number_of_built_in_units =
_gimp_unit_cache_get_number_of_built_in_units;
vtable.unit_new = _gimp_unit_cache_new;
vtable.unit_get_deletion_flag = _gimp_unit_cache_get_deletion_flag;
vtable.unit_set_deletion_flag = _gimp_unit_cache_set_deletion_flag;
vtable.unit_get_factor = _gimp_unit_cache_get_factor;
vtable.unit_get_digits = _gimp_unit_cache_get_digits;
vtable.unit_get_identifier = _gimp_unit_cache_get_identifier;
vtable.unit_get_symbol = _gimp_unit_cache_get_symbol;
vtable.unit_get_abbreviation = _gimp_unit_cache_get_abbreviation;
vtable.unit_get_singular = _gimp_unit_cache_get_singular;
vtable.unit_get_plural = _gimp_unit_cache_get_plural;
gimp_base_init (&vtable);
}
/* initialize i18n support */
setlocale (LC_ALL, "");
bindtextdomain (GETTEXT_PACKAGE"-libgimp", gimp_locale_directory ());
#ifdef HAVE_BIND_TEXTDOMAIN_CODESET
bind_textdomain_codeset (GETTEXT_PACKAGE"-libgimp", "UTF-8");
#endif
/* set handler both for the "LibGimp" and "" domains */
{
const gchar * const log_domains[] =
{
"LibGimp",
"LibGimpBase",
"LibGimpColor",
"LibGimpConfig",
"LibGimpMath",
"LibGimpModule",
"LibGimpThumb",
"LibGimpWidgets"
};
gint i;
for (i = 0; i < G_N_ELEMENTS (log_domains); i++)
g_log_set_handler (log_domains[i],
G_LOG_LEVEL_MESSAGE,
gimp_message_func,
NULL);
g_log_set_handler (NULL,
G_LOG_LEVEL_MESSAGE,
gimp_message_func,
NULL);
}
if (_gimp_debug_flags () & GIMP_DEBUG_FATAL_WARNINGS)
{
GLogLevelFlags fatal_mask;
fatal_mask = g_log_set_always_fatal (G_LOG_FATAL_MASK);
fatal_mask |= G_LOG_LEVEL_WARNING | G_LOG_LEVEL_CRITICAL;
g_log_set_always_fatal (fatal_mask);
g_log_set_handler (NULL,
G_LOG_LEVEL_WARNING | G_LOG_LEVEL_CRITICAL |
G_LOG_LEVEL_ERROR | G_LOG_FLAG_FATAL,
gimp_fatal_func,
NULL);
}
else
{
g_log_set_handler (NULL,
G_LOG_LEVEL_ERROR | G_LOG_FLAG_FATAL,
gimp_fatal_func,
NULL);
}
if (plug_in_type != G_TYPE_NONE)
{
PLUG_IN = g_object_new (plug_in_type,
"read-channel", read_channel,
"write-channel", write_channel,
NULL);
g_assert (GIMP_IS_PLUG_IN (PLUG_IN));
}
else
{
_gimp_legacy_initialize (info,
read_channel,
write_channel);
}
if (strcmp (argv[ARG_MODE], "-query") == 0)
{
if (_gimp_debug_flags () & GIMP_DEBUG_QUERY)
_gimp_debug_stop ();
if (PLUG_IN)
_gimp_plug_in_query (PLUG_IN);
else
_gimp_legacy_query ();
gimp_close ();
return EXIT_SUCCESS;
}
if (strcmp (argv[ARG_MODE], "-init") == 0)
{
if (_gimp_debug_flags () & GIMP_DEBUG_INIT)
_gimp_debug_stop ();
if (PLUG_IN)
_gimp_plug_in_init (PLUG_IN);
else
_gimp_legacy_init ();
gimp_close ();
return EXIT_SUCCESS;
}
if (_gimp_debug_flags () & GIMP_DEBUG_RUN)
_gimp_debug_stop ();
else if (_gimp_debug_flags () & GIMP_DEBUG_PID)
g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, "Here I am!");
if (PLUG_IN)
_gimp_plug_in_run (PLUG_IN);
else
_gimp_legacy_run ();
gimp_close ();
return EXIT_SUCCESS;
}
/**
* gimp_get_plug_in:
*
* This function returns the plug-in's #GimpPlugIn instance, which can
* exist exactly once per running plug-in program.
*
* Returns: (transfer none) (nullable): The plug-in's #GimpPlugIn singleton, or %NULL.
*
* Since: 3.0
**/
GimpPlugIn *
gimp_get_plug_in (void)
{
return PLUG_IN;
}
/**
* gimp_get_pdb:
*
* This function returns the plug-in's #GimpPDB instance, which can
* exist exactly once per running plug-in program.
*
* Returns: (transfer none) (nullable): The plug-in's #GimpPDB singleton, or %NULL.
*
* Since: 3.0
**/
GimpPDB *
gimp_get_pdb (void)
{
if (! PDB)
{
if (PLUG_IN)
PDB = _gimp_pdb_new (PLUG_IN);
}
return PDB;
}
/**
* gimp_quit:
*
* Forcefully causes the GIMP library to exit and close down its
* connection to main gimp application. This function never returns.
**/
void
gimp_quit (void)
{
gimp_close ();
#if defined G_OS_WIN32 && defined HAVE_EXCHNDL
if (plug_in_backtrace_path)
g_free (plug_in_backtrace_path);
#endif
exit (EXIT_SUCCESS);
}
/**
* gimp_tile_width:
*
* Returns the tile width GIMP is using.
*
* This is a constant value given at plug-in configuration time.
*
* Returns: the tile_width
**/
guint
gimp_tile_width (void)
{
return _tile_width;
}
/**
* gimp_tile_height:
*
* Returns the tile height GIMP is using.
*
* This is a constant value given at plug-in configuration time.
*
* Returns: the tile_height
**/
guint
gimp_tile_height (void)
{
return _tile_height;
}
/**
* gimp_show_help_button:
*
* Returns whether or not GimpDialog should automatically add a help
* button if help_func and help_id are given.
*
* This is a constant value given at plug-in configuration time.
*
* Returns: the show_help_button boolean
*
* Since: 2.2
**/
gboolean
gimp_show_help_button (void)
{
return _show_help_button;
}
/**
* gimp_export_color_profile:
*
* Returns whether file plug-ins should default to exporting the
* image's color profile.
*
* Returns: TRUE if preferences are set to export the color profile.
*
* Since: 2.10.4
**/
gboolean
gimp_export_color_profile (void)
{
return _export_profile;
}
/**
* gimp_export_exif:
*
* Returns whether file plug-ins should default to exporting Exif
* metadata, according preferences (original settings is %FALSE since
* metadata can contain sensitive information).
*
* Returns: TRUE if preferences are set to export Exif.
*
* Since: 2.10
**/
gboolean
gimp_export_exif (void)
{
return _export_exif;
}
/**
* gimp_export_xmp:
*
* Returns whether file plug-ins should default to exporting XMP
* metadata, according preferences (original settings is %FALSE since
* metadata can contain sensitive information).
*
* Returns: TRUE if preferences are set to export XMP.
*
* Since: 2.10
**/
gboolean
gimp_export_xmp (void)
{
return _export_xmp;
}
/**
* gimp_export_iptc:
*
* Returns whether file plug-ins should default to exporting IPTC
* metadata, according preferences (original settings is %FALSE since
* metadata can contain sensitive information).
*
* Returns: TRUE if preferences are set to export IPTC.
*
* Since: 2.10
**/
gboolean
gimp_export_iptc (void)
{
return _export_iptc;
}
/**
* gimp_check_size:
*
* Returns the size of the checkerboard to be used in previews.
*
* This is a constant value given at plug-in configuration time.
*
* Returns: the check_size value
*
* Since: 2.2
**/
GimpCheckSize
gimp_check_size (void)
{
return _check_size;
}
/**
* gimp_check_type:
*
* Returns the type of the checkerboard to be used in previews.
*
* This is a constant value given at plug-in configuration time.
*
* Returns: the check_type value
*
* Since: 2.2
**/
GimpCheckType
gimp_check_type (void)
{
return _check_type;
}
/**
* gimp_default_display:
*
* Returns the default display ID. This corresponds to the display the
* running procedure's menu entry was invoked from.
*
* This is a constant value given at plug-in configuration time.
*
* Returns: (transfer none): the default display ID
* The object belongs to libgimp and you should not free it.
**/
GimpDisplay *
gimp_default_display (void)
{
return gimp_display_get_by_id (_gdisp_ID);
}
/**
* gimp_wm_class:
*
* Returns the window manager class to be used for plug-in windows.
*
* This is a constant value given at plug-in configuration time.
*
* Returns: the window manager class
**/
const gchar *
gimp_wm_class (void)
{
return _wm_class;
}
/**
* gimp_display_name:
*
* Returns the display to be used for plug-in windows.
*
* This is a constant value given at plug-in configuration time.
* Will return %NULL if GIMP has been started with no GUI, either
* via "--no-interface" flag, or a console build.
*
* Returns: the display name
**/
const gchar *
gimp_display_name (void)
{
return _display_name;
}
/**
* gimp_monitor_number:
*
* Returns the monitor number to be used for plug-in windows.
*
* This is a constant value given at plug-in configuration time.
*
* Returns: the monitor number
**/
gint
gimp_monitor_number (void)
{
return _monitor_number;
}
/**
* gimp_user_time:
*
* Returns the timestamp of the user interaction that should be set on
* the plug-in window. This is handled transparently, plug-in authors
* do not have to care about it.
*
* This is a constant value given at plug-in configuration time.
*
* Returns: timestamp for plug-in window
*
* Since: 2.6
**/
guint32
gimp_user_time (void)
{
return _timestamp;
}
/**
* gimp_get_icon_theme_dir:
*
* Returns the directory of the current icon theme.
*
* This is a constant value given at plug-in configuration time.
*
* Returns: the icon theme directory
*
* Since: 2.10.4
**/
const gchar *
gimp_icon_theme_dir (void)
{
return _icon_theme_dir;
}
/**
* gimp_get_progname:
*
* Returns the plug-in's executable name.
*
* Returns: the executable name
**/
const gchar *
gimp_get_progname (void)
{
return progname;
}
/* private functions */
static void
gimp_close (void)
{
if (_gimp_debug_flags () & GIMP_DEBUG_QUIT)
_gimp_debug_stop ();
if (PLUG_IN)
_gimp_plug_in_quit (PLUG_IN);
else
_gimp_legacy_quit ();
}
static void
gimp_message_func (const gchar *log_domain,
GLogLevelFlags log_level,
const gchar *message,
gpointer data)
{
gimp_message (message);
}
static void
gimp_fatal_func (const gchar *log_domain,
GLogLevelFlags flags,
const gchar *message,
gpointer data)
{
const gchar *level;
switch (flags & G_LOG_LEVEL_MASK)
{
case G_LOG_LEVEL_WARNING:
level = "WARNING";
break;
case G_LOG_LEVEL_CRITICAL:
level = "CRITICAL";
break;
case G_LOG_LEVEL_ERROR:
level = "ERROR";
break;
default:
level = "FATAL";
break;
}
g_printerr ("%s: %s: %s\n",
progname, level, message);
#ifndef G_OS_WIN32
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);
gimp_stack_trace_query (progname);
}
break;
case GIMP_STACK_TRACE_ALWAYS:
{
sigset_t sigset;
sigemptyset (&sigset);
sigprocmask (SIG_SETMASK, &sigset, NULL);
gimp_stack_trace_print (progname, stdout, NULL);
}
break;
}
#endif /* ! G_OS_WIN32 */
/* Do not end with gimp_quit().
* We want the plug-in to continue its normal crash course, otherwise
* we won't get the "Plug-in crashed" error in GIMP.
*/
exit (EXIT_FAILURE);
}
#ifdef G_OS_WIN32
#ifdef HAVE_EXCHNDL
static LONG WINAPI
gimp_plugin_sigfatal_handler (PEXCEPTION_POINTERS pExceptionInfo)
{
g_printerr ("%s: fatal error\n", progname);
SetUnhandledExceptionFilter (_prevExceptionFilter);
/* For simplicity, do not make a difference between QUERY and ALWAYS
* on Windows (at least not for now).
*/
if (stack_trace_mode != GIMP_STACK_TRACE_NEVER &&
g_file_test (plug_in_backtrace_path, G_FILE_TEST_IS_REGULAR))
{
FILE *stream;
guchar buffer[256];
size_t read_len;
stream = fopen (plug_in_backtrace_path, "r");
do
{
/* Just read and output directly the file content. */
read_len = fread (buffer, 1, sizeof (buffer) - 1, stream);
buffer[read_len] = '\0';
g_printerr ("%s", buffer);
}
while (read_len);
fclose (stream);
}
if (_prevExceptionFilter && _prevExceptionFilter != gimp_plugin_sigfatal_handler)
return _prevExceptionFilter (pExceptionInfo);
else
return EXCEPTION_CONTINUE_SEARCH;
}
#endif /* HAVE_EXCHNDL */
#else /* ! G_OS_WIN32 */
static void
gimp_plugin_sigfatal_handler (gint sig_num)
{
switch (sig_num)
{
case SIGHUP:
case SIGINT:
case SIGQUIT:
case SIGTERM:
g_printerr ("%s terminated: %s\n", progname, g_strsignal (sig_num));
break;
case SIGABRT:
case SIGBUS:
case SIGSEGV:
case SIGFPE:
case SIGPIPE:
default:
g_printerr ("%s: fatal error: %s\n", progname, g_strsignal (sig_num));
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);
gimp_stack_trace_query (progname);
}
break;
case GIMP_STACK_TRACE_ALWAYS:
{
sigset_t sigset;
sigemptyset (&sigset);
sigprocmask (SIG_SETMASK, &sigset, NULL);
gimp_stack_trace_print (progname, stdout, NULL);
}
break;
}
break;
}
/* Do not end with gimp_quit().
* We want the plug-in to continue its normal crash course, otherwise
* we won't get the "Plug-in crashed" error in GIMP.
*/
exit (EXIT_FAILURE);
}
#endif /* G_OS_WIN32 */
void
_gimp_config (GPConfig *config)
{
GFile *file;
gchar *path;
_tile_width = config->tile_width;
_tile_height = config->tile_height;
_check_size = config->check_size;
_check_type = config->check_type;
_show_help_button = config->show_help_button ? TRUE : FALSE;
_export_profile = config->export_profile ? TRUE : FALSE;
_export_exif = config->export_exif ? TRUE : FALSE;
_export_xmp = config->export_xmp ? TRUE : FALSE;
_export_iptc = config->export_iptc ? TRUE : FALSE;
_gdisp_ID = config->gdisp_ID;
_wm_class = g_strdup (config->wm_class);
_display_name = g_strdup (config->display_name);
_monitor_number = config->monitor_number;
_timestamp = config->timestamp;
_icon_theme_dir = g_strdup (config->icon_theme_dir);
if (config->app_name)
g_set_application_name (config->app_name);
gimp_cpu_accel_set_use (config->use_cpu_accel);
file = gimp_file_new_for_config_path (config->swap_path, NULL);
path = g_file_get_path (file);
g_object_set (gegl_config (),
"tile-cache-size", config->tile_cache_size,
"swap", path,
"threads", (gint) config->num_processors,
"use-opencl", config->use_opencl,
"application-license", "GPL3",
NULL);
g_free (path);
g_object_unref (file);
_gimp_shm_open (config->shm_ID);
}
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