From a9287dd882e082a17fc7dcf004d3f991ed29001b Mon Sep 17 00:00:00 2001 From: zeertzjq Date: Fri, 27 Sep 2024 07:40:46 +0800 Subject: fix(mbyte): check for utf8proc_map() failure (#30531) --- src/nvim/mbyte.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) (limited to 'src/nvim') diff --git a/src/nvim/mbyte.c b/src/nvim/mbyte.c index e1701bb931..05f81c48a9 100644 --- a/src/nvim/mbyte.c +++ b/src/nvim/mbyte.c @@ -1380,11 +1380,15 @@ int utf_fold(int a) } utf8proc_uint8_t input_str[16] = { 0 }; - utf8proc_encode_char(a, input_str); + if (utf8proc_encode_char(a, input_str) <= 0) { + return a; + } utf8proc_uint8_t *fold_str_utf; - utf8proc_map((utf8proc_uint8_t *)input_str, 0, &fold_str_utf, - UTF8PROC_NULLTERM | UTF8PROC_CASEFOLD); + if (utf8proc_map((utf8proc_uint8_t *)input_str, 0, &fold_str_utf, + UTF8PROC_NULLTERM | UTF8PROC_CASEFOLD) < 0) { + return a; + } int fold_codepoint_utf = utf_ptr2char((char *)fold_str_utf); -- cgit