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-rw-r--r--src/tools/irm/irm_utils.c75
1 files changed, 73 insertions, 2 deletions
diff --git a/src/tools/irm/irm_utils.c b/src/tools/irm/irm_utils.c
index 573eab70..c5ea9246 100644
--- a/src/tools/irm/irm_utils.c
+++ b/src/tools/irm/irm_utils.c
@@ -36,9 +36,48 @@
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
+/*
+ * Copyright (c) 1989, 1993, 1994
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Wildcard Match code below is derived from software contributed to Berkeley by
+ * Guido van Rossum.
+ *
+ * Copyright (c) 2011 The FreeBSD Foundation
+ * All rights reserved.
+ * Portions of this software were developed by David Chisnall
+ * under sponsorship from the FreeBSD Foundation.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * wildcard_match is based on the fnmatch function from POSIX.2.
+ * Implementation based on that one from FreeBSD.
+ */
+
+
#include <string.h>
-#include <stdbool.h>
-#include <stdlib.h>
#include "irm_utils.h"
@@ -52,3 +91,35 @@ int matches(const char * cmd,
return memcmp(pattern, cmd, len);
}
+
+int wildcard_match(const char * pattern,
+ const char * string)
+{
+ char c;
+
+ /* For loop? Why not Zoidberg? */
+ for (;;) {
+ switch (c = *pattern++) {
+ case '\0':
+ return (*string == '\0' ? 0 : -1);
+ case '*':
+ c = *pattern;
+
+ if (c == '\0')
+ return 0;
+
+ /* General case, use recursion. */
+ while ((c = *string) != '\0') {
+ if (!wildcard_match(pattern, string))
+ return 0;
+ ++string;
+ }
+ return -1;
+ default:
+ if (c != *string)
+ return -1;
+ string++;
+ break;
+ }
+ }
+}