X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=doc%2Fposix-functions%2Ffstatat.texi;h=6a3827bd0e9067aa2719f36256654f03d7dc3600;hb=fbe6ced5d2fdadeeea4194725d05a52cf3b5ebd7;hp=d77cd5a070457e91f58d2da47a7c4d7f89af24b7;hpb=17f87c3231d8808b8e873126abf15e6e8b9a0e67;p=gnulib.git diff --git a/doc/posix-functions/fstatat.texi b/doc/posix-functions/fstatat.texi index d77cd5a07..6a3827bd0 100644 --- a/doc/posix-functions/fstatat.texi +++ b/doc/posix-functions/fstatat.texi @@ -4,15 +4,35 @@ POSIX specification: @url{http://www.opengroup.org/onlinepubs/9699919799/functions/fstatat.html} -Gnulib module: --- +Gnulib module: openat Portability problems fixed by Gnulib: @itemize +@item +This function is missing on some platforms: +glibc 2.3.6, MacOS X 10.3, FreeBSD 6.0, NetBSD 3.0, OpenBSD 3.8, AIX +5.1, HP-UX 11, IRIX 6.5, OSF/1 5.1, Cygwin 1.5.x, mingw, Interix 3.5, BeOS. +But the replacement function is not safe to be used in libraries and is not multithread-safe. +@item +On some platforms, @code{fstatat(fd,"file/",buf,flag)} succeeds instead of +failing with @code{ENOTDIR}. +Solaris 9. +@item +For symlinks, when the argument ends in a slash, some platforms don't +dereference the argument: +Solaris 9. @end itemize Portability problems not fixed by Gnulib: @itemize @item -This function is missing on some platforms: -glibc 2.3.6, MacOS X 10.3, FreeBSD 6.0, NetBSD 3.0, OpenBSD 3.8, AIX 5.1, HP-UX 11, IRIX 6.5, OSF/1 5.1, Cygwin, mingw, Interix 3.5, BeOS. +On platforms where @code{off_t} is a 32-bit type, @code{fstatat} may +not correctly report the size of files or block devices larger than 2 +GB. The fix is to use the @code{AC_SYS_LARGEFILE} macro. +@item +On Windows platforms (excluding Cygwin), @code{st_ino} is always 0. +@item +On some file systems, @code{st_size} contains bogus information for +symlinks; use the gnulib module areadlink-with-size for a better way +to get symlink contents. @end itemize