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Diffstat (limited to 'gnulib/doc/posix-functions/ioctl.texi')
m--------- | gnulib | 0 | ||||
-rw-r--r-- | gnulib/doc/posix-functions/ioctl.texi | 24 |
2 files changed, 24 insertions, 0 deletions
diff --git a/gnulib b/gnulib deleted file mode 160000 -Subproject 443bc5ffcf7429e557f4a371b0661abe98ddbc1 diff --git a/gnulib/doc/posix-functions/ioctl.texi b/gnulib/doc/posix-functions/ioctl.texi new file mode 100644 index 0000000..0afe64b --- /dev/null +++ b/gnulib/doc/posix-functions/ioctl.texi @@ -0,0 +1,24 @@ +@node ioctl +@section @code{ioctl} +@findex ioctl + +POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/ioctl.html} + +Gnulib module: ioctl + +Portability problems fixed by Gnulib: +@itemize +@item +On Windows platforms (excluding Cygwin), @code{ioctl} is called +@code{ioctlsocket}, and error codes for this function are not placed in +@code{errno}, and @code{WSAGetLastError} must be used instead. +@item +On glibc platforms, the second parameter is of type @code{unsigned long} +rather than @code{int}. +@end itemize + +Portability problems not fixed by Gnulib: +@itemize +@item +Most @code{ioctl} requests are platform and hardware specific. +@end itemize |