X-Git-Url: https://git.danieliu.xyz/?a=blobdiff_plain;f=src%2Furl.c;h=1aa2de6c0192c61faa9ad406c08fb6b92c14544d;hb=bc68fc30a3bc637081aa52492819fcd1fe2d3f5b;hp=e10101340f1aa44f4b7a2cfce2c5e8870cf7bd0f;hpb=434d0d1b561b64b99e9d60a704b82fac6e9d4b8e;p=smdp.git

diff --git a/src/url.c b/src/url.c
index e101013..1aa2de6 100644
--- a/src/url.c
+++ b/src/url.c
@@ -1,3 +1,24 @@
+/*
+ * Functions necessary to handle pandoc URLs.
+ * Copyright (C) 2014 Michael Goehler
+ *
+ * This file is part of mdp.
+ *
+ * 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 <stdlib.h>
 #include <assert.h>
 #include <string.h>
@@ -39,13 +60,15 @@ int url_add(const char *link_name, int link_name_length, const char *target, int
         assert(tmp);
     }
 
-    tmp -> link_name = calloc(link_name_length, sizeof(char));
+    tmp -> link_name = calloc(link_name_length+1, sizeof(char));
     assert(tmp->link_name);
     strncpy(tmp->link_name, link_name, link_name_length);
+    tmp->link_name[link_name_length] = '\0';
 
-    tmp->target = calloc(target_length, sizeof(char));
+    tmp->target = calloc(target_length+1, sizeof(char));
     assert(tmp->target);
     strncpy(tmp->target, target, target_length);
+    tmp->target[target_length] = '\0';
 
     tmp->x = x;
     tmp->y = y;
@@ -57,8 +80,12 @@ int url_add(const char *link_name, int link_name_length, const char *target, int
 }
 
 char * url_get_target(int index) {
+    if (!init_ok) return NULL;
+
     url_t *tmp = list;
 
+    if (!tmp) return NULL;
+
     while (index > 0 && tmp && tmp->next) {
         tmp = tmp->next;
         index--;
@@ -130,3 +157,45 @@ static void url_print(url_t *u) {
 int url_get_amount(void) {
     return index_max;
 }
+
+int url_count_inline(const char *line) {
+    int count = 0;
+    const char *i = line;
+
+    for (; *i; i++) {
+        if (*i == '\\') {
+            i++;
+        } else if ( *i == '[' && *(i+1) != ']') {
+            while (*i && *i != ']') i++;
+            i++;
+            if (*i == '(' && strchr(i, ')')) {
+                count ++;
+                i = strchr(i, ')');
+            }
+        }
+    }
+
+    return count;
+}
+
+int url_len_inline(const char *text) {
+    int count = 0;
+    const char *i = text;
+
+    for (; *i; i++) {
+        if (*i == '\\') {
+            i++;
+        } else if ( *i == '[' && *(i+1) != ']') {
+            while (*i && *i != ']') i++;
+            i++;
+            if (*i == '(' && strchr(i, ')')) {
+                while (*i && *i != ')') {
+                    count++;
+                    i++;
+                }
+            }
+        }
+    }
+
+    return count;
+}