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cbe8a0a3fe
* modules/wcswidth: New file. * lib/wchar.in.h (wcswidth): New declaration. * lib/wcswidth.c: New file. * lib/wcswidth-impl.h: New file, from libutf8 with modifications. * m4/wcswidth.m4: New file. * m4/wchar_h.m4 (gl_WCHAR_H): Test whether wcswidth is declared. (gl_WCHAR_H_DEFAULTS): Initialize GNULIB_WCSWIDTH, HAVE_WCSWIDTH, REPLACE_WCSWIDTH. * modules/wchar (Makefile.am): Substitute GNULIB_WCSWIDTH, HAVE_WCSWIDTH, REPLACE_WCSWIDTH. * tests/test-wchar-c++.cc: Test the declaration of wcswidth. * doc/posix-functions/wcswidth.texi: Mention the new module.
26 lines
646 B
Plaintext
26 lines
646 B
Plaintext
@node wcswidth
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@section @code{wcswidth}
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@findex wcswidth
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POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/wcswidth.html}
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Gnulib module: wcswidth
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Portability problems fixed by Gnulib:
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@itemize
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@item
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This function is missing on some platforms:
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OpenBSD 3.8, IRIX 5.3, Solaris 2.5.1, mingw, BeOS.
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@item
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This function handles combining characters in UTF-8 locales incorrectly on some
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platforms:
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MacOS X 10.3.
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@end itemize
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Portability problems not fixed by Gnulib:
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@itemize
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@item
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On AIX and Windows platforms, @code{wchar_t} is a 16-bit type and therefore cannot
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accommodate all Unicode characters.
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@end itemize
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