X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Flchown.c;h=9604b543b001558fb43757f6704529d8ebb7a272;hb=aea4e23fb4961083da578e818b2bb23a3ef18447;hp=b15233e246d9bf30c7eca6a89ec074469d3093ee;hpb=07d201fb10f5f9e48656740041eba128e0f9c467;p=gnulib.git diff --git a/lib/lchown.c b/lib/lchown.c index b15233e24..9604b543b 100644 --- a/lib/lchown.c +++ b/lib/lchown.c @@ -1,5 +1,5 @@ /* Provide a stub lchown function for systems that lack it. - Copyright (C) 1998 Free Software Foundation, Inc. + Copyright (C) 1998, 1999 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -19,27 +19,34 @@ #include -/* Disable the definition of lchown to rpl_lchown (from config.h) in this - file. Otherwise, we'd get conflicting prototypes for rpl_lchown on - most systems. */ -#undef lchown - #include #include #include #ifndef errno extern int errno; #endif +#include "lchown.h" + +#ifdef STAT_MACROS_BROKEN +# undef S_ISLNK +#endif +#if !defined(S_ISLNK) && defined(S_IFLNK) +# define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK) +#endif + +/* Declare chown to avoid a warning. Don't include unistd.h, + because it may have a conflicting prototype for lchown. */ +int chown (); /* Work just like chown, except when FILE is a symbolic link. In that case, set errno to ENOSYS and return -1. */ int -rpl_lchown (const chat *file, uid_t uid, gid_t gid) +lchown (const char *file, uid_t uid, gid_t gid) { struct stat stats; - if (lstat (file, &stats) && S_ISLNK (stats.st_mode)) + if (lstat (file, &stats) == 0 && S_ISLNK (stats.st_mode)) { errno = ENOSYS; return -1;