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* lib/close.c: Include <errno.h>, msvc-inval.h. (close_nothrow): New function. (rpl_close): Use it. * m4/close.m4 (gl_FUNC_CLOSE): Replace close if the platform has an invalid parameter handler. * modules/close (Depends-on): Add msvc-inval. * modules/dup2-tests (Depends-on): Add close. * modules/dup3-tests (Depends-on): Likewise. * modules/fcntl-tests (Depends-on): Likewise. * modules/spawn-pipe-tests (Depends-on): Likewise. * modules/unistd-safer-tests (Depends-on): Likewise. * doc/posix-functions/close.texi: Mention the problem on MSVC.
27 lines
730 B
Plaintext
27 lines
730 B
Plaintext
@node close
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@section @code{close}
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@findex close
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POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/close.html}
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Gnulib module: close
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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 crashes when invoked with invalid arguments on some platforms:
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MSVC 9.
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@item
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On Windows platforms (excluding Cygwin), @code{socket} and @code{accept}
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do not return file descriptors that can be closed by @code{close}.
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Instead, @code{closesocket} must be used.
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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 BeOS, @code{socket} and @code{accept} do not return file descriptors
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that can be closed by @code{close}. Instead, @code{closesocket} must be
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used.
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@end itemize
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