Add URL routines

src/framework/chef.h

@@ -3,18 +3,44 @@
  * -------------------------------------------------------------
  * File Name     : chef.h
  * File Authors  : Aoran Zeng <ccmywish@qq.com>
- * Contributors  :  Peng Gao  <gn3po4g@outlook.com>
+ * Contributors  :  Nul None  <nul@none.org>
  * Created On    : <2025-07-14>
  * Last Modified : <2025-07-14>
  *
  * For chefs (recipe makers) and sometimes framewoker
+ * to do some work not releated to OS operations
  * ------------------------------------------------------------*/
 
 #pragma once
 
-
 bool
 is_url (const char *str)
 {
   return (xy_str_start_with (str, "http://") || xy_str_start_with (str, "https://"));
 }
+
+/**
+ * @return 一律返回新字符串
+ */
+char *
+chef_remove_trailing_slash (char *str)
+{
+  char *newstr = xy_strdup (str);
+  size_t len = strlen (newstr);
+  if (len > 0 && newstr[len - 1] == '/')
+    newstr[len - 1] = '\0';
+  return newstr;
+}
+
+/**
+ * @return 一律返回新字符串
+ */
+char *
+chef_ensure_trailing_slash (char *str)
+{
+  size_t len = strlen (str);
+  if (len == 0 || str[len - 1] == '/')
+    return xy_strdup (str);
+
+  return xy_2strjoin (str, "/");
+}