Commit 5cdec0ff5ecf34474d90d8b57f50a148449cda0c
2020-04-19T17:02:16
vasnprintf: Add support for printing wide characters using escapes. * lib/vasnprintf.c (ENABLE_WCHAR_FALLBACK): Document optional macro. (wctomb_fallback): New function. (local_wctomb): New function. (local_wcrtomb): New function or macro. (MAX_ROOM_NEEDED): Adjust estimate for %lc. (VASNPRINTF): Simplify %ls code by use of local_wcrtomb. Add code for %lc.