kc3-lang/gnulib/doc/posix-functions/isatty.texi

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• Hash : 39065e3b
  Author :
  Date : 2012-01-03T13:52:36
  

  isatty: Support for MSVC 9.
  
  * doc/posix-functions/isatty.texi: Mention the MSVC problem.
  * lib/isatty.c: Include <errno.h>, msvc-inval.h.
  (_isatty_nothrow): New function.
  (isatty): Use it instead of _isatty.
  (IsConsoleHandle): Add comment, from Paolo Bonzini.
  * lib/poll.c (IsConsoleHandle): Likewise.
  * lib/select.c (IsConsoleHandle): Likewise.
  * m4/isatty.m4 (gl_FUNC_ISATTY): Fix comment. Reported by Eli Zaretskii.
  (gl_PREREQ_ISATTY): New macro.
  * modules/isatty (Depends-on): Add msvc-inval.
  (configure.ac): Invoke gl_PREREQ_ISATTY.
  

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• doc/posix-functions/isatty.texi

• @node isatty
  @section @code{isatty}
  @findex isatty
  
  POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/isatty.html}
  
  Gnulib module: isatty
  
  Portability problems fixed by Gnulib:
  @itemize
  @item
  On native Windows, this function also returns true for character devices such
  as @file{NUL}.
  @item
  This function crashes when invoked with invalid arguments on some platforms:
  MSVC 9.
  @end itemize
  
  Portability problems not fixed by Gnulib:
  @itemize
  @end itemize
  

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