diff options
| -rw-r--r-- | src/nvim/message.c | 26 |
1 files changed, 16 insertions, 10 deletions
diff --git a/src/nvim/message.c b/src/nvim/message.c index 2263f9c00d..656f1adaf8 100644 --- a/src/nvim/message.c +++ b/src/nvim/message.c @@ -1374,19 +1374,25 @@ const char *str2special(const char **const sp, const bool replace_spaces) return buf; } -/* - * Translate a key sequence into special key names. - */ -void str2specialbuf(char_u *sp, char_u *buf, int len) +/// Convert string, replacing key codes with printables +/// +/// @param[in] str String to convert. +/// @param[out] buf Buffer to save results to. +/// @param[in] len Buffer length. +void str2specialbuf(const char *sp, char *buf, size_t len) + FUNC_ATTR_NONNULL_ALL { - char_u *s; - - *buf = NUL; while (*sp) { - s = str2special(&sp, FALSE); - if ((int)(STRLEN(s) + STRLEN(buf)) < len) - STRCAT(buf, s); + const char *s = str2special(&sp, false); + const size_t s_len = strlen(s); + if (s_len <= len) { + break; + } + memcpy(buf, s, s_len); + buf += s_len; + len -= s_len; } + *buf = NUL; } /* |