1 files changed, 40 insertions, 0 deletions
diff --git a/src/pattern.h b/src/pattern.h
new file mode 100644
index 0000000..98bc7a3
--- /dev/null
+++ b/src/pattern.h
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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);
+