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Diffstat (limited to 'gnulib/doc/posix-functions/getgroups.texi')
m--------- | gnulib | 0 | ||||
-rw-r--r-- | gnulib/doc/posix-functions/getgroups.texi | 34 |
2 files changed, 34 insertions, 0 deletions
diff --git a/gnulib b/gnulib deleted file mode 160000 -Subproject 443bc5ffcf7429e557f4a371b0661abe98ddbc1 diff --git a/gnulib/doc/posix-functions/getgroups.texi b/gnulib/doc/posix-functions/getgroups.texi new file mode 100644 index 0000000..9119ea9 --- /dev/null +++ b/gnulib/doc/posix-functions/getgroups.texi @@ -0,0 +1,34 @@ +@node getgroups +@section @code{getgroups} +@findex getgroups + +POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/getgroups.html} + +Gnulib module: getgroups + +Portability problems fixed by Gnulib: +@itemize +@item +This function is missing on some platforms: +mingw, MSVC 9. +@item +On some platforms, this function fails to reject a negative count, +even though that is less than the size that would be returned: +FreeBSD 7.2. +@item +On Ultrix 4.3, @code{getgroups (0, NULL)} always fails. See macro +@samp{AC_FUNC_GETGROUPS}. +@item +On very old systems, this function operated on an array of @samp{int}, +even though that was a different size than an array of @samp{gid_t}. +@end itemize + +Portability problems not fixed by Gnulib: +@itemize +@item +It is unspecified whether the effective group id will be included in +the returned list, nor whether the list will be sorted in any +particular order. For that matter, some platforms include the +effective group id twice, if it is also a member of the current +supplemental group ids. +@end itemize |