Use size_t for strlen length temporaries

src/common/outbound.c

@@ -4397,7 +4397,7 @@ void
 check_special_chars (char *cmd, int do_ascii) /* check for %X */
 {
 	int occur = 0;
-	int len = strlen (cmd);
+	size_t len = strlen (cmd);
 	char *buf, *utf;
 	char tbuf[4];
 	int i = 0, j = 0;

src/common/proto-irc.c

@@ -1017,7 +1017,7 @@ process_named_msg (session *sess, char *type, char *word[], char *word_eol[],
 	char *account;
 	char ip[128], nick[NICKLEN];
 	char *text, *ex;
-	int len = strlen (type);
+	size_t len = strlen (type);
 
 	/* fill in the "ip" and "nick" buffers */
 	ex = strchr (word[1], '!');

src/common/url.c

@@ -321,7 +321,7 @@ url_check_line (char *buf)
 	for (i = 0; i < ARRAY_SIZE (commands); i++)
 	{
 		char *cmd = commands[i];
-		int len = strlen (cmd);
+		size_t len = strlen (cmd);
 
 		if (strncmp (cmd, po, len) == 0)
 		{

src/common/util.c

@@ -98,7 +98,7 @@ path_part (char *file, char *path, int pathlen)
 char *				/* like strstr(), but nocase */
 nocasestrstr (const char *s, const char *wanted)
 {
-	register const int len = strlen (wanted);
+	register const size_t len = strlen (wanted);
 
 	if (len == 0)
 		return (char *)s;

src/fe-gtk/setup.c

@@ -1364,7 +1364,7 @@ setup_entry_cb (GtkEntry *entry, setting *set)
         int size;
         int pos;
         unsigned char *p = (unsigned char*)gtk_entry_get_text (entry);
-        int len = strlen (p);
+        size_t len = strlen ((const char *) p);
 
         /* need to truncate? */
         if (len >= set->extra)

src/fe-text/fe-text.c

@@ -313,7 +313,8 @@ fe_print_text (struct session *sess, char *text, time_t stamp,
 			   gboolean no_activity)
 {
 	int dotime = FALSE;
-	int comma, k, i = 0, j = 0, len = strlen (text);
+	int comma, k, i = 0, j = 0;
+	size_t len = strlen (text);
 
 	unsigned char *newtext = g_malloc (len + 1024);