patch 8.2.0189: cd() with NULL argument crashes Commit: https://github.com/vim/vim/commit/7cc96923c44bbcc541cbd211b6308d87a965f0c3 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Jan 31 22:41:38 2020 +0100 patch 8.2.0189: cd() with NULL argument crashes Problem: cd() with NULL argument crashes. Solution: Check for NULL. (Ken Takata, closes https://github.com/vim/vim/issues/5558)

/* blowfish.c */
void crypt_blowfish_encode(cryptstate_T *state, char_u *from, size_t len, char_u *to);
void crypt_blowfish_decode(cryptstate_T *state, char_u *from, size_t len, char_u *to);
int crypt_blowfish_init(cryptstate_T *state, char_u *key, char_u *salt, int salt_len, char_u *seed, int seed_len);
int blowfish_self_test(void);
/* vim: set ft=c : */