fix segfault and bigger cookie storage size

crawler.c

@@ -690,14 +690,15 @@ static void setcookie(struct surl *u,char *str) {
 		u->cookiecnt++;
 	}
 
-	if (u->cookiecnt < sizeof(u->cookies)/sizeof(*u->cookies)) {
+	if (t < sizeof(u->cookies)/sizeof(*u->cookies)) {
 		u->cookies[t].name = cookie.name;
 		u->cookies[t].value = cookie.value;
 		u->cookies[t].domain = cookie.domain;
 		u->cookies[t].secure = cookie.secure;
 		u->cookies[t].host_only = cookie.host_only;
 		debugf("[%d] Storing cookie #%d: name='%s', value='%s', domain='%s', host_only=%d, secure=%d\n",u->index,t,cookie.name,cookie.value,cookie.domain,cookie.host_only,cookie.secure);
 	} else {
+		u->cookiecnt--;
 		debugf("[%d] Not enough memory for storing cookies\n",u->index);
 	}
 

h/struct.h

@@ -3,6 +3,7 @@
 enum {
 	BUFSIZE = 700*1024,
 	MAXURLSIZE = 4096,
+	COOKIESTORAGESIZE = 25,
 };
 
 enum {
@@ -126,7 +127,7 @@ struct surl {
 	char redirectedto[MAXURLSIZE];	// co nakonec hlasime ve vystupu v hlavicce
 	int chunked;		// 1  pokud transfer-encoding: chunked
 	int nextchunkedpos;
-	struct cookie cookies[20];
+	struct cookie cookies[COOKIESTORAGESIZE];
 	int cookiecnt;
 	char customparam[256];		// parametr do custom headeru
 	char charset[32];

main.c

@@ -20,7 +20,7 @@ void initurls(int argc, char *argv[])
 {
 	struct surl *curl, *purl;
 	char *p, *q;
-	struct cookie cookies[20];
+	struct cookie cookies[COOKIESTORAGESIZE];
 	int ccnt = 0, i = 0;
 
 	url = (struct surl *)malloc(sizeof(struct surl));
@@ -43,7 +43,7 @@ void initurls(int argc, char *argv[])
 		if(!strncmp(argv[t], "-A", 2)) {sprintf(settings.customagent,"%.*s", I_LENGTHOF(settings.customagent), argv[t+1]); t++; debugf("Custom agent: %s\n",settings.customagent); continue;}
 		if(!strncmp(argv[t], "-b", 2)) {
 			p = argv[t+1];
-			while (p[0] != '\0' && ccnt < 20) {
+			while (p[0] != '\0' && ccnt < COOKIESTORAGESIZE) {
 				q = strchrnul(p, '\n');
 				cookies[ccnt].name = malloc(q-p);
 				cookies[ccnt].value = malloc(q-p);