gimp/app/batch.c

179 lines
5.2 KiB
C

/* 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 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 "config.h"
#include <string.h>
#include <stdlib.h>
#include <glib-object.h>
#include "core/core-types.h"
#include "base/base.h"
#include "core/gimp.h"
#include "core/gimpparamspecs.h"
#include "batch.h"
#include "pdb/gimppdb.h"
#include "pdb/gimpprocedure.h"
#include "gimp-intl.h"
#define BATCH_DEFAULT_EVAL_PROC "plug-in-script-fu-eval"
static gboolean batch_exit_after_callback (Gimp *gimp,
gboolean kill_it);
static void batch_run_cmd (Gimp *gimp,
const gchar *proc_name,
GimpProcedure *procedure,
GimpRunMode run_mode,
const gchar *cmd);
void
batch_run (Gimp *gimp,
const gchar *batch_interpreter,
const gchar **batch_commands)
{
gulong exit_id;
if (! batch_commands || ! batch_commands[0])
return;
exit_id = g_signal_connect_after (gimp, "exit",
G_CALLBACK (batch_exit_after_callback),
NULL);
if (! batch_interpreter)
{
batch_interpreter = g_getenv ("GIMP_BATCH_INTERPRETER");
if (! batch_interpreter)
{
batch_interpreter = BATCH_DEFAULT_EVAL_PROC;
g_printerr (_("No batch interpreter specified, using the default "
"'%s'.\n"), batch_interpreter);
}
}
/* script-fu text console, hardcoded for backward compatibility */
if (strcmp (batch_interpreter, "plug-in-script-fu-eval") == 0 &&
strcmp (batch_commands[0], "-") == 0)
{
const gchar *proc_name = "plug-in-script-fu-text-console";
GimpProcedure *procedure = gimp_pdb_lookup_procedure (gimp->pdb,
proc_name);
if (procedure)
batch_run_cmd (gimp, proc_name, procedure,
GIMP_RUN_NONINTERACTIVE, NULL);
else
g_message (_("The batch interpreter '%s' is not available. "
"Batch mode disabled."), proc_name);
}
else
{
GimpProcedure *eval_proc = gimp_pdb_lookup_procedure (gimp->pdb,
batch_interpreter);
if (eval_proc)
{
gint i;
for (i = 0; batch_commands[i]; i++)
batch_run_cmd (gimp, batch_interpreter, eval_proc,
GIMP_RUN_NONINTERACTIVE, batch_commands[i]);
}
else
{
g_message (_("The batch interpreter '%s' is not available. "
"Batch mode disabled."), batch_interpreter);
}
}
g_signal_handler_disconnect (gimp, exit_id);
}
static gboolean
batch_exit_after_callback (Gimp *gimp,
gboolean kill_it)
{
if (gimp->be_verbose)
g_print ("EXIT: %s\n", G_STRLOC);
/* make sure that the swap file is removed before we quit */
base_exit ();
exit (EXIT_SUCCESS);
return TRUE;
}
static void
batch_run_cmd (Gimp *gimp,
const gchar *proc_name,
GimpProcedure *procedure,
GimpRunMode run_mode,
const gchar *cmd)
{
GValueArray *args;
GValueArray *return_vals;
gint i = 0;
args = gimp_procedure_get_arguments (procedure);
if (procedure->num_args > i && GIMP_IS_PARAM_SPEC_INT32 (procedure->args[i]))
g_value_set_int (&args->values[i++], run_mode);
if (procedure->num_args > i && GIMP_IS_PARAM_SPEC_STRING (procedure->args[i]))
g_value_set_static_string (&args->values[i++], cmd);
return_vals =
gimp_pdb_execute_procedure_by_name_args (gimp->pdb,
gimp_get_user_context (gimp),
NULL,
proc_name, args);
switch (g_value_get_enum (&return_vals->values[0]))
{
case GIMP_PDB_EXECUTION_ERROR:
g_printerr ("batch command: experienced an execution error.\n");
break;
case GIMP_PDB_CALLING_ERROR:
g_printerr ("batch command: experienced a calling error.\n");
break;
case GIMP_PDB_SUCCESS:
g_printerr ("batch command: executed successfully.\n");
break;
}
g_value_array_free (return_vals);
g_value_array_free (args);
return;
}