Use size_t for get_ps_title() length parameter

Author: Girgias

sapi/cli/php_cli_process_title.c

@@ -46,7 +46,7 @@ PHP_FUNCTION(cli_set_process_title)
 /* {{{ Return a string with the current process title. NULL if error. */
 PHP_FUNCTION(cli_get_process_title)
 {
-	int length = 0;
+	size_t length = 0;
 	const char* title = NULL;
 	int rc;
 

sapi/cli/ps_title.c

@@ -395,7 +395,7 @@ int set_ps_title(const char* title)
  * length into *displen.
  * The return code indicates the error.
  */
-int get_ps_title(int *displen, const char** string)
+int get_ps_title(size_t *displen, const char** string)
 {
     int rc = is_ps_title_available();
     if (rc != PS_TITLE_SUCCESS)
@@ -421,7 +421,7 @@ int get_ps_title(int *displen, const char** string)
 	free(tmp);
     }
 #endif
-    *displen = (int)ps_buffer_cur_len;
+    *displen = ps_buffer_cur_len;
     *string = ps_buffer;
     return PS_TITLE_SUCCESS;
 }

sapi/cli/ps_title.h

@@ -27,7 +27,7 @@ extern char** save_ps_args(int argc, char** argv);
 
 extern int set_ps_title(const char* new_str);
 
-extern int get_ps_title(int* displen, const char** string);
+extern int get_ps_title(size_t* displen, const char** string);
 
 extern const char* ps_title_errno(int rc);