gimp/plug-ins/script-fu/script-fu-text-console.c

115 lines
2.4 KiB
C

/* The GIMP -- an 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 <stdio.h>
#include <errno.h>
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#include "libgimp/gimp.h"
#include "siod-wrapper.h"
#include "script-fu-intl.h"
static void script_fu_text_console_interface (void);
void
script_fu_text_console_run (const gchar *name,
gint nparams,
const GimpParam *params,
gint *nreturn_vals,
GimpParam **return_vals)
{
static GimpParam values[1];
siod_set_output_file (stdout);
siod_set_verbose_level (2);
siod_print_welcome ();
script_fu_text_console_interface ();
values[0].type = GIMP_PDB_STATUS;
values[0].data.d_status = GIMP_PDB_SUCCESS;
*nreturn_vals = 1;
*return_vals = values;
}
static gboolean
read_command (GString *command)
{
guchar c;
gint next;
gint level = 0;
g_string_truncate (command, 0);
while ((next = fgetc (stdin)) != EOF)
{
c = (guchar) next;
switch (c)
{
case '\n':
if (level == 0)
return TRUE;
c = ' ';
break;
case '(':
level++;
break;
case ')':
level--;
break;
default:
break;
}
g_string_append_c (command, c);
}
if (errno)
g_printerr ("error reading from stdin: %s\n", g_strerror (errno));
return FALSE;
}
static void
script_fu_text_console_interface (void)
{
GString *command = g_string_new (NULL);
while (read_command (command))
{
if (command->len > 0)
siod_interpret_string (command->str);
}
g_string_free (command, TRUE);
}