diff options
| -rw-r--r-- | libbb/lineedit.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/libbb/lineedit.c b/libbb/lineedit.c index e40a72064..a3b798e3f 100644 --- a/libbb/lineedit.c +++ b/libbb/lineedit.c @@ -2029,10 +2029,17 @@ static void parse_and_put_prompt(const char *prmt_ptr) if (c == '\n') cmdedit_prmt_len = 0; else if (flg_not_length != ']') { -#if 0 /*ENABLE_UNICODE_SUPPORT*/ -/* Won't work, pbuf is one BYTE string here instead of an one Unicode char string. */ -/* FIXME */ - cmdedit_prmt_len += unicode_strwidth(pbuf); +#if ENABLE_UNICODE_SUPPORT + if (n == 1) { + /* Only count single-byte characters and the first of multi-byte characters */ + if ((unsigned char)*pbuf < 0x80 /* single byte character */ + || (unsigned char)*pbuf >= 0xc0 /* first of multi-byte characters */ + ) { + cmdedit_prmt_len += n; + } + } else { + cmdedit_prmt_len += unicode_strwidth(pbuf); + } #else cmdedit_prmt_len += n; #endif |