mirror of https://github.com/GNOME/gimp.git
276 lines
6.7 KiB
C
276 lines
6.7 KiB
C
/* The GIMP -- an image manipulation program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "config.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <signal.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/wait.h>
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#include <unistd.h>
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#ifndef WAIT_ANY
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#define WAIT_ANY -1
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#endif /* WAIT_ANY */
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#include "appenv.h"
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#include "app_procs.h"
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#include "errors.h"
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#include "install.h"
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#include "tile.h"
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static RETSIGTYPE on_signal (int);
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static RETSIGTYPE on_sig_child (int);
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static void init (void);
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/* GLOBAL data */
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int no_interface;
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int no_data;
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int be_verbose;
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int use_shm;
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char *prog_name; /* The path name we are invoked with */
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char **batch_cmds;
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/* LOCAL data */
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static int gimp_argc;
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static char **gimp_argv;
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/*
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* argv processing:
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* Arguments are either switches, their associated
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* values, or image files. As switches and their
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* associated values are processed, those slots in
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* the argv[] array are NULLed.
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*
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* The GTK switches are processed first (X switches are
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* processed here, not by any X routines). Then the
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* general GIMP switches are processed. Any args
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* left are assumed to be image files the GIMP should
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* display.
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*
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* The exception is the batch switch. When this is
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* encountered, all remaining args are treated as batch
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* commands.
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*/
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void
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main (int argc, char **argv)
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{
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int show_version;
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int show_help;
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int i, j;
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gchar *display_name, *display_env;
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atexit (g_mem_profile);
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/* Initialize variables */
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prog_name = argv[0];
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/* Initialize Gtk toolkit */
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gtk_init (&argc, &argv);
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gtk_accelerator_table_set_mod_mask (NULL, GDK_SHIFT_MASK |
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GDK_CONTROL_MASK |
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GDK_MOD1_MASK);
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display_name = gdk_get_display ();
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display_env = g_new (gchar, strlen (display_name) + 9);
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*display_env = 0;
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strcat (display_env, "DISPLAY=");
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strcat (display_env, display_name);
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putenv (display_env);
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no_interface = FALSE;
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no_data = FALSE;
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use_shm = TRUE;
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batch_cmds = g_new (char*, argc);
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batch_cmds[0] = NULL;
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show_version = FALSE;
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show_help = FALSE;
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for (i = 1; i < argc; i++)
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{
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if ((strcmp (argv[i], "--no-interface") == 0) ||
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(strcmp (argv[i], "-n") == 0))
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{
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no_interface = TRUE;
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argv[i] = NULL;
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}
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else if ((strcmp (argv[i], "--batch") == 0) ||
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(strcmp (argv[i], "-b") == 0))
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{
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argv[i] = NULL;
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for (j = 0, i++ ; i < argc; j++, i++)
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{
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batch_cmds[j] = argv[i];
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argv[i] = NULL;
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}
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batch_cmds[j] = NULL;
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}
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else if ((strcmp (argv[i], "--help") == 0) ||
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(strcmp (argv[i], "-h") == 0))
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{
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show_help = TRUE;
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}
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else if (strcmp (argv[i], "--version") == 0 ||
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strcmp (argv[i], "-v") == 0)
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{
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show_version = TRUE;
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}
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else if (strcmp (argv[i], "--no-data") == 0)
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{
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no_data = TRUE;
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}
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else if (strcmp (argv[i], "--verbose") == 0)
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{
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be_verbose = TRUE;
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}
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else if (strcmp (argv[i], "--no-shm") == 0)
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{
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use_shm = FALSE;
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}
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/*
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* ANYTHING ELSE starting with a '-' is an error.
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*/
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else if (argv[i][0] == '-')
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{
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show_help = TRUE;
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}
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}
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if (show_version)
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g_print ("GIMP version " VERSION "\n");
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if (show_help)
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{
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g_print ("\007Usage: %s [option ...] [files ...]\n", argv[0]);
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g_print ("Valid options are:\n");
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g_print (" -h --help Output this help.\n");
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g_print (" -v --version Output version info.\n");
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g_print (" -b --batch <commands> Run in batch mode.\n");
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g_print (" -n --no-interface Run without a user interface.\n");
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g_print (" --no-data Do not load patterns, gradients, palettes, brushes.\n");
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g_print (" --verbose Show startup messages.\n");
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g_print (" --no-shm Do not use shared memory between GIMP and its plugins.\n");
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g_print (" --no-xshm Do not use the X Shared Memory extension.\n");
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g_print (" --display <display> Use the designated X display.\n\n");
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g_print ("Valid debugging options are:\n");
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g_print (" --sync Send X commands synchronously.\n");
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g_print (" --show-events Show GDK events.\n");
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g_print (" --no-show-events Don't show GDK events.\n");
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g_print (" --debug-level <level> Provide debug output at designated level.\n");
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}
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if (show_version || show_help)
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exit (0);
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/* Handle some signals */
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signal (SIGHUP, on_signal);
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signal (SIGINT, on_signal);
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signal (SIGQUIT, on_signal);
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signal (SIGABRT, on_signal);
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signal (SIGBUS, on_signal);
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signal (SIGSEGV, on_signal);
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signal (SIGPIPE, on_signal);
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signal (SIGTERM, on_signal);
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signal (SIGFPE, on_signal);
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/* Handle child exits */
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signal (SIGCHLD, on_sig_child);
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/* Keep the command line arguments--for use in gimp_init */
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gimp_argc = argc - 1;
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gimp_argv = argv + 1;
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/* Check the installation */
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install_verify (init);
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/* Main application loop */
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gtk_main ();
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}
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static void
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init ()
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{
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/* Continue initializing */
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gimp_init (gimp_argc, gimp_argv);
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}
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static int caught_fatal_sig = 0;
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static RETSIGTYPE
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on_signal (int sig_num)
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{
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char *sig;
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if (caught_fatal_sig)
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/* raise (sig_num);*/
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kill (getpid (), sig_num);
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caught_fatal_sig = 1;
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switch (sig_num)
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{
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case SIGHUP:
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sig = "sighup";
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break;
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case SIGINT:
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sig = "sigint";
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break;
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case SIGQUIT:
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sig = "sigquit";
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break;
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case SIGABRT:
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sig = "sigabrt";
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break;
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case SIGBUS:
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sig = "sigbus";
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break;
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case SIGSEGV:
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sig = "sigsegv";
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break;
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case SIGPIPE:
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sig = "sigpipe";
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break;
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case SIGTERM:
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sig = "sigterm";
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break;
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case SIGFPE:
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sig = "sigfpe";
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break;
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default:
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sig = "unknown signal";
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break;
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}
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fatal_error ("%s caught", sig);
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}
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static RETSIGTYPE
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on_sig_child (int sig_num)
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{
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int pid;
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int status;
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while (1)
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{
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pid = waitpid (WAIT_ANY, &status, WNOHANG);
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if (pid <= 0)
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break;
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}
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}
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