47 lines
1.2 KiB
Plaintext
47 lines
1.2 KiB
Plaintext
@node getopt.h
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@section @file{getopt.h}
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Defines the type @code{struct option} and declares the variables
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@code{optarg}, @code{optind}, @code{opterr}, @code{optopt}
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and the functions @code{getopt}, @code{getopt_long}, @code{getopt_long_only}.
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Documentation:
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@itemize
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@item
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@ifinfo
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@ref{Getopt,,Parsing program options using `getopt',libc},
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@end ifinfo
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@ifnotinfo
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@url{https://www.gnu.org/software/libc/manual/html_node/Getopt.html},
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@end ifnotinfo
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@item
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@uref{https://www.kernel.org/doc/man-pages/online/pages/man3/getopt.3.html,,man getopt}.
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@end itemize
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Gnulib module: getopt-gnu
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@mindex getopt-gnu
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Portability problems fixed by Gnulib:
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@itemize
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@item
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This header file is missing on some platforms:
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AIX 7.2, HP-UX 11, MSVC 14.
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@item
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The function @code{getopt_long} is missing on some platforms:
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Solaris 9.
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@item
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The function @code{getopt_long_only} is missing on some platforms:
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FreeBSD 5.2.1, NetBSD 10.0, Solaris 9, mingw.
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@item
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The method to reset options is incompatible on some platforms:
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FreeBSD 6.0, NetBSD 10.0(?), OpenBSD 7.5, Cygwin 1.5.x, mingw.
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@item
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The function @code{getopt} does not handle a leading @samp{+} character in
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the options string on some platforms:
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Solaris 11 2010-11.
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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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@end itemize
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