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/**
* scrotty — Screenshot program for Linux's TTY
*
* Copyright © 2014, 2015 Mattias Andrée (maandree@member.fsf.org)
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include <stddef.h>
/**
* Parse and evaluate a --exec argument or filename pattern.
*
* If `path != NULL` than all non-escaped spaces in
* `pattern` will be stored as 255-bytes in `buf`.
*
* @param buf The output buffer.
* @param n The size of `buf`.
* @param pattern The pattern to evaluate.
* @param fbno The index of the framebuffer.
* @param width The width of the image/framebuffer.
* @param height The height of the image/framebuffer.
* @param path The filename of the saved image, `NULL`
* during the evaluation of the filename pattern.
* @return Zero on success, -1 on error.
*/
int evaluate (char *restrict buf, size_t n, const char *restrict pattern,
int fbno, long width, long height, const char *restrict path);
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