X-Git-Url: https://git.danieliu.xyz/?a=blobdiff_plain;f=src%2Furl.c;h=1aa2de6c0192c61faa9ad406c08fb6b92c14544d;hb=bc68fc30a3bc637081aa52492819fcd1fe2d3f5b;hp=7ccfa100a4dc81ae008bd23870a6f6235215a881;hpb=a677643e62d4f4011593096ce25ca27c7d1c0be5;p=smdp.git
diff --git a/src/url.c b/src/url.c
index 7ccfa10..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 .
+ *
+ */
+
#include
#include
#include
@@ -5,137 +26,176 @@
#include "url.h"
-typedef struct Url {
- char * link_name;
- char * target;
- int x;
- int y;
- struct Url * next;
-} Url_t;
-
-static void url_del_elem(Url_t * elem);
-static void url_print(Url_t * u);
+static void url_del_elem(url_t *elem);
+static void url_print(url_t *u);
-static Url_t *list;
+static url_t *list;
static int index_max;
static int init_ok;
void url_init(void) {
- list = NULL;
- index_max = 0;
- init_ok = 1;
+ list = NULL;
+ index_max = 0;
+ init_ok = 1;
}
-int url_add(const char * link_name, int link_name_length, const char * target, int target_length, int x, int y) {
- if (!init_ok) return -1;
-
- Url_t *tmp = NULL;
- int i = 0;
-
- if (list) {
- tmp = list;
- while (tmp->next) {
- tmp = tmp->next;
- i++;
- }
- tmp->next = malloc(sizeof(Url_t));
- assert(tmp->next);
- tmp = tmp->next;
- } else {
- list = malloc(sizeof(Url_t));
- tmp = list;
- assert(tmp);
- }
-
- tmp -> link_name = calloc(link_name_length, sizeof(char));
- assert(tmp->link_name);
- strncpy(tmp->link_name, link_name, link_name_length);
-
- tmp->target = calloc(target_length, sizeof(char));
- assert(tmp->target);
- strncpy(tmp->target, target, target_length);
-
- tmp->x = x;
- tmp->y = y;
- tmp->next = NULL;
-
- index_max++;
-
- return index_max-1;
-}
+int url_add(const char *link_name, int link_name_length, const char *target, int target_length, int x, int y) {
+ if (!init_ok) return -1;
+
+ url_t *tmp = NULL;
+ int i = 0;
+
+ if (list) {
+ tmp = list;
+ while (tmp->next) {
+ tmp = tmp->next;
+ i++;
+ }
+ tmp->next = malloc(sizeof(url_t));
+ assert(tmp->next);
+ tmp = tmp->next;
+ } else {
+ list = malloc(sizeof(url_t));
+ tmp = list;
+ assert(tmp);
+ }
+
+ 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+1, sizeof(char));
+ assert(tmp->target);
+ strncpy(tmp->target, target, target_length);
+ tmp->target[target_length] = '\0';
+
+ tmp->x = x;
+ tmp->y = y;
+ tmp->next = NULL;
+ index_max++;
+
+ return index_max-1;
+}
char * url_get_target(int index) {
- Url_t * tmp = list;
-
- while (index > 0 && tmp && tmp->next) {
- tmp = tmp->next;
- index --;
- }
-
- if (!index) {
- return tmp->target;
- } else return NULL;
+ if (!init_ok) return NULL;
+
+ url_t *tmp = list;
+
+ if (!tmp) return NULL;
+
+ while (index > 0 && tmp && tmp->next) {
+ tmp = tmp->next;
+ index--;
+ }
+
+ if (!index) {
+ return tmp->target;
+ } else return NULL;
}
char * url_get_name(int index) {
- Url_t * tmp = list;
-
- while (index > 0 && tmp && tmp->next) {
- tmp = tmp->next;
- index --;
- }
-
- if (!index) {
- return tmp->link_name;
- } else return NULL;
+ url_t *tmp = list;
+
+ while (index > 0 && tmp && tmp->next) {
+ tmp = tmp->next;
+ index --;
+ }
+
+ if (!index) {
+ return tmp->link_name;
+ } else return NULL;
}
void url_purge() {
- url_del_elem(list);
- list = NULL;
- index_max = 0;
- init_ok = 0;
+ url_del_elem(list);
+ list = NULL;
+ index_max = 0;
+ init_ok = 0;
}
-static void url_del_elem(Url_t *elem) {
- if (!elem) return;
-
- if (elem->next) {
- url_del_elem(elem->next);
- elem->next = NULL;
- }
-
- if (elem->target) {
- free(elem->target);
- elem->target = NULL;
- }
-
- if (elem->link_name) {
- free(elem->link_name);
- elem->link_name = NULL;
- }
-
- free(elem);
+static void url_del_elem(url_t *elem) {
+ if (!elem) return;
+
+ if (elem->next) {
+ url_del_elem(elem->next);
+ elem->next = NULL;
+ }
+
+ if (elem->target) {
+ free(elem->target);
+ elem->target = NULL;
+ }
+
+ if (elem->link_name) {
+ free(elem->link_name);
+ elem->link_name = NULL;
+ }
+
+ free(elem);
}
void url_dump(void) {
- if (!list) return;
-
- Url_t *tmp = list;
-
- while (tmp) {
- url_print(tmp);
- if (tmp->next)
- tmp = tmp->next;
- else break;
- }
+ if (!list) return;
+
+ url_t *tmp = list;
+
+ while (tmp) {
+ url_print(tmp);
+ if (tmp->next)
+ tmp = tmp->next;
+ else break;
+ }
}
-static void url_print(Url_t * u) {
- printf("Url_t @ %p\n", u);
+static void url_print(url_t *u) {
+ printf("url_t @ %p\n", u);
}
int url_get_amount(void) {
- return index_max;
+ 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;
}