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Diffstat (limited to 'gnulib/doc/posix-functions/lstat.texi')
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| -rw-r--r-- | gnulib/doc/posix-functions/lstat.texi | 42 |
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diff --git a/gnulib b/gnulib deleted file mode 160000 -Subproject 443bc5ffcf7429e557f4a371b0661abe98ddbc1 diff --git a/gnulib/doc/posix-functions/lstat.texi b/gnulib/doc/posix-functions/lstat.texi new file mode 100644 index 0000000..8ffa66f --- /dev/null +++ b/gnulib/doc/posix-functions/lstat.texi @@ -0,0 +1,42 @@ +@node lstat +@section @code{lstat} +@findex lstat + +POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/lstat.html} + +Gnulib module: lstat + +Portability problems fixed by Gnulib: +@itemize +@item +On platforms where @code{off_t} is a 32-bit type, @code{lstat} may not +correctly report the size of files or block devices larger than 2 GB. +(Cf. @code{AC_SYS_LARGEFILE}.) +@item +For symlinks, when the argument ends in a slash, some platforms don't +dereference the argument: +Solaris 9. +@item +On some platforms, @code{lstat("file/",buf)} succeeds instead of +failing with @code{ENOTDIR}. +Solaris 9. +@item +On Windows platforms (excluding Cygwin), symlinks are not supported, so +@code{lstat} does not exist. +@end itemize + +Portability problems not fixed by Gnulib: +@itemize +@item +On Windows platforms (excluding Cygwin), @code{st_ino} is always 0. +@item +Because of the definition of @code{struct stat}, it is not possible to +portably replace @code{stat} via an object-like macro. Therefore, +expressions such as @code{(islnk ? lstat : stat) (name, buf)} are not +portable, and should instead be written @code{islnk ? lstat (name, +buf) : stat (name, buf)}. +@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 |