69 lines
1.5 KiB
C
69 lines
1.5 KiB
C
/* @(#)lchmod.c 1.1 14/06/03 Copyright 2014 J. Schilling */
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/*
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* Emulate the behavior of lchmod(const char *name, mode_t mode)
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*
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* Copyright (c) 2014 J. Schilling
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*/
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/*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* See the file CDDL.Schily.txt in this distribution for details.
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* A copy of the CDDL is also available via the Internet at
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* http://www.opensource.org/licenses/cddl1.txt
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file CDDL.Schily.txt from this distribution.
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*/
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#include <schily/unistd.h>
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#include <schily/types.h>
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#include <schily/fcntl.h>
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#include <schily/stat.h>
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#include <schily/maxpath.h>
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#include <schily/errno.h>
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#include <schily/standard.h>
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#include <schily/schily.h>
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#ifndef HAVE_LCHMOD
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#ifdef PROTOTYPES
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EXPORT int
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lchmod(const char *name, mode_t mode)
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#else
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EXPORT int
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lchmod(name, mode)
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const char *name;
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mode_t mode;
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#endif
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{
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struct stat statbuf;
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statbuf.st_mode = 0;
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fstatat(AT_FDCWD, name, &statbuf, AT_SYMLINK_NOFOLLOW);
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#ifdef HAVE_CHMOD
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if (!S_ISLNK(statbuf.st_mode))
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return (chmod(name, mode));
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#else /* !HAVE_CHMOD */
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if (!S_ISLNK(statbuf.st_mode)) {
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#ifdef ENOSYS
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seterrno(ENOSYS);
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#else
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seterrno(EINVAL);
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#endif
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return (-1);
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}
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#endif /* !HAVE_CHMOD */
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#ifdef EOPNOTSUPP
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seterrno(EOPNOTSUPP);
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#else
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seterrno(EINVAL);
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#endif
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return (-1);
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}
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#endif /* HAVE_LCHMOD */
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