commit https://github.com/vim/vim/commit/2321ca2a78286bc026fa7f407281ddbeb04114bb Author: Bram Moolenaar <Bram@vim.org> Date: Fri Sep 9 14:17:18 2016 +0200 patch 7.4.2349 Problem: Valgrind reports using uninitialzed memory. (Dominique Pelle) Solution: Check the length before checking for a NUL.

/* farsi.c */
int fkmap(int c);
char_u *lrswap(char_u *ibuf);
char_u *lrFswap(char_u *cmdbuf, int len);
char_u *lrF_sub(char_u *ibuf);
int cmdl_fkmap(int c);
int F_isalpha(int c);
int F_isdigit(int c);
int F_ischar(int c);
void farsi_f8(cmdarg_T *cap);
void farsi_f9(cmdarg_T *cap);
/* vim: set ft=c : */