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diff src/globals.h @ 29761:0cea0cdcce92 v9.0.0220

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patch 9.0.0220: invalid memory access with for loop over NULL string Commit: https://github.com/vim/vim/commit/f6d39c31d2177549a986d170e192d8351bd571e2 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Aug 16 17:50:38 2022 +0100 patch 9.0.0220: invalid memory access with for loop over NULL string Problem: Invalid memory access with for loop over NULL string. Solution: Make sure mb_ptr2len() consistently returns zero for NUL.
author Bram Moolenaar <Bram@vim.org>
date Tue, 16 Aug 2022 19:00:04 +0200
parents d413dccd4f8a
children 8874cb642b70
line wrap: on
line diff
--- a/src/globals.h
+++ b/src/globals.h
@@ -1035,7 +1035,8 @@ EXTERN vimconv_T output_conv;			// type 
  * (DBCS).
  * The value is set in mb_init();
  */
-// length of char in bytes, including following composing chars
+// Length of char in bytes, including any following composing chars.
+// NUL has length zero.
 EXTERN int (*mb_ptr2len)(char_u *p) INIT(= latin_ptr2len);
 
 // idem, with limit on string length