Add method to check if a map looks like a map

src/libutil/map.c

@@ -542,6 +542,29 @@ rspamd_map_check_proto (struct rspamd_config *cfg,
 	return pos;
 }
 
+gboolean
+rspamd_map_is_map (const gchar *map_line)
+{
+	gboolean ret = FALSE;
+
+	g_assert (map_line != NULL);
+
+	if (map_line[0] == '/') {
+		ret = TRUE;
+	}
+	else if (g_ascii_strncasecmp (map_line, "sign+", sizeof ("sign+") - 1) == 0) {
+		ret = TRUE;
+	}
+	else if (g_ascii_strncasecmp (map_line, "file://", sizeof ("file://") - 1) == 0) {
+		ret = TRUE;
+	}
+	else if (g_ascii_strncasecmp (map_line, "http://", sizeof ("file://") - 1) == 0) {
+		ret = TRUE;
+	}
+
+	return ret;
+}
+
 gboolean
 rspamd_map_add (struct rspamd_config *cfg,
 	const gchar *map_line,

src/libutil/map.h

@@ -37,6 +37,13 @@ struct map_cb_data {
 	void *cur_data;
 };
 
+/**
+ * Returns TRUE if line looks like a map definition
+ * @param map_line
+ * @return
+ */
+gboolean rspamd_map_is_map (const gchar *map_line);
+
 /**
  * Add map from line
  */