+2023-05-04 Bruno Haible <bruno@clisp.org>
+
+ doc: Mention macOS wcwidth bug.
+ * m4/wcwidth.m4 (gl_FUNC_WCWIDTH): Mention macOS bugs.
+ * doc/posix-functions/wcwidth.texi: Update regarding macOS.
+
2023-05-03 Bruno Haible <bruno@clisp.org>
vasnprintf, vasnwprintf: Make '0' flag handling more ISO C compliant.
@item
This function handles combining characters in UTF-8 locales incorrectly on some
platforms:
-NetBSD 9.0, OpenBSD 5.8, MidnightBSD 1.1.
+macOS 12.5, NetBSD 9.0, OpenBSD 5.8, MidnightBSD 1.1.
@item
This function returns 2 for characters with ambiguous east asian width, even in
Western locales, on some platforms:
-# wcwidth.m4 serial 35
+# wcwidth.m4 serial 36
dnl Copyright (C) 2006-2023 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
if test $ac_cv_func_wcwidth = yes || test $gl_cv_func_wcwidth_macro = yes; then
HAVE_WCWIDTH=1
dnl On Mac OS X 10.3, wcwidth(0x0301) (COMBINING ACUTE ACCENT) returns 1.
- dnl On NetBSD 9.0, OpenBSD 5.0, MidnightBSD 1.1,
+ dnl On macOS 12.5, NetBSD 9.0, OpenBSD 5.0, MidnightBSD 1.1,
dnl wcwidth(0x05B0) (HEBREW POINT SHEVA) returns 1.
- dnl On NetBSD 9.0, MidnightBSD 1.1, OSF/1 5.1,
+ dnl On macOS 12.5, NetBSD 9.0, MidnightBSD 1.1, OSF/1 5.1,
dnl wcwidth(0x200B) (ZERO WIDTH SPACE) returns 1.
dnl On OpenBSD 5.8, wcwidth(0xFF1A) (FULLWIDTH COLON) returns 0.
dnl This leads to bugs in 'ls' (coreutils).