74 lines
1.8 KiB
C
74 lines
1.8 KiB
C
/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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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 3 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, see <https://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <string.h>
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#include <glib.h>
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#include "script-fu-utils.h"
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/*
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* Escapes the special characters '\b', '\f', '\n', '\r', '\t', '\' and '"'
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* in the string source by inserting a '\' before them.
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*/
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gchar *
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script_fu_strescape (const gchar *source)
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{
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const guchar *p;
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gchar *dest;
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gchar *q;
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g_return_val_if_fail (source != NULL, NULL);
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p = (const guchar *) source;
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/* Each source byte needs maximally two destination chars */
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q = dest = g_malloc (strlen (source) * 2 + 1);
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while (*p)
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{
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switch (*p)
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{
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case '\b':
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case '\f':
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case '\n':
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case '\r':
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case '\t':
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case '\\':
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case '"':
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*q++ = '\\';
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/* fallthrough */
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default:
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*q++ = *p;
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break;
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}
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p++;
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}
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*q = 0;
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return dest;
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}
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