diff options
Diffstat (limited to 'lib/euidaccess.c')
| -rw-r--r-- | lib/euidaccess.c | 36 |
1 files changed, 22 insertions, 14 deletions
diff --git a/lib/euidaccess.c b/lib/euidaccess.c index 298c4459477..97388c73bbb 100644 --- a/lib/euidaccess.c +++ b/lib/euidaccess.c @@ -1,21 +1,21 @@ /* euidaccess -- check if effective user id can access file - Copyright (C) 1990-1991, 1995, 1998, 2000, 2003-2006, 2008-2017 Free + Copyright (C) 1990-1991, 1995, 1998, 2000, 2003-2006, 2008-2022 Free Software Foundation, Inc. This file is part of the GNU C Library. - 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 - the Free Software Foundation; either version 3 of the License, or - (at your option) any later version. + This file is free software: you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. - This program is distributed in the hope that it will be useful, + This file is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. + GNU Lesser General Public License for more details. - You should have received a copy of the GNU General Public License + You should have received a copy of the GNU Lesser General Public License along with this program. If not, see <https://www.gnu.org/licenses/>. */ /* Written by David MacKenzie and Torbjorn Granlund. @@ -29,8 +29,11 @@ #include <sys/types.h> #include <sys/stat.h> #include <unistd.h> - -#include "root-uid.h" +#if defined _WIN32 && ! defined __CYGWIN__ +# include <io.h> +#else +# include "root-uid.h" +#endif #if HAVE_LIBGEN_H # include <libgen.h> @@ -84,7 +87,9 @@ euidaccess (const char *file, int mode) return accessx (file, mode, ACC_SELF); #elif HAVE_EACCESS /* FreeBSD */ return eaccess (file, mode); -#else /* Mac OS X, NetBSD, OpenBSD, HP-UX, Solaris, Cygwin, mingw, BeOS */ +#elif defined _WIN32 && ! defined __CYGWIN__ /* mingw */ + return _access (file, mode); +#else /* Mac OS X, NetBSD, OpenBSD, HP-UX, Solaris, Cygwin, BeOS */ uid_t uid = getuid (); gid_t gid = getgid (); @@ -102,7 +107,10 @@ euidaccess (const char *file, int mode) safe. */ if (mode == F_OK) - return stat (file, &stats); + { + int result = stat (file, &stats); + return result != 0 && errno == EOVERFLOW ? 0 : result; + } else { int result; @@ -137,8 +145,8 @@ euidaccess (const char *file, int mode) /* If we are not set-uid or set-gid, access does the same. */ return access (file, mode); - if (stat (file, &stats) != 0) - return -1; + if (stat (file, &stats) == -1) + return mode == F_OK && errno == EOVERFLOW ? 0 : -1; /* The super-user can read and write any file, and execute any file that anyone can execute. */ |