Rocco Rutte:

[apps/madmutt.git] / lib / rx.c

diff --git a/lib/rx.c b/lib/rx.c
new file mode 100644 (file)
index 0000000..1330af8
--- /dev/null
+++ b/lib/rx.c
@@ -0,0 +1,52 @@
+/*
+ * This file is part of mutt-ng, see http://www.muttng.org/.
+ * It's licensed under the GNU General Public License,
+ * please see the file GPL in the top level source directory.
+ */
+
+#include "rx.h"
+
+#include "mem.h"
+#include "str.h"
+
+rx_t *rx_compile (const char *s, int flags) {
+  rx_t *pp = safe_calloc (sizeof (rx_t), 1);
+
+  pp->pattern = safe_strdup (s);
+  pp->rx = safe_calloc (sizeof (regex_t), 1);
+  if (REGCOMP(pp->rx, NONULL (s), flags) != 0)
+    rx_free (&pp);
+
+  return pp;
+}
+
+void rx_free (rx_t** p) {
+  FREE(&(*p)->pattern);
+  regfree ((*p)->rx);
+  FREE(&(*p)->rx);
+  FREE(p);
+}
+
+int rx_compare (const rx_t* r1, const rx_t* r2) {
+  return (mutt_strcmp (r1->pattern, r2->pattern));
+}
+
+int rx_list_match (list2_t* l, const char* pat) {
+  int i = 0;
+  if (!pat || list_empty(l))
+    return (0);
+  for (i = 0; i < l->length; i++)
+    if (REGEXEC(((rx_t*) l->data[i])->rx, pat) == 0)
+      return (1);
+  return (0);
+}
+
+int rx_lookup (list2_t* l, const char* pat) {
+  int i = 0;
+  if (!pat || !*pat || list_empty(l))
+    return (-1);
+  for (i = 0; i < l->length; i++)
+    if (mutt_strcmp (((rx_t*) l->data[i])->pattern, pat) == 0)
+      return (i);
+  return (-1);
+}