import lsattr and chattr from e2fsprogs
This commit is contained in:
72
util-linux/e2p/setflags.c
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72
util-linux/e2p/setflags.c
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/*
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* setflags.c - Set a file flags on an ext2 file system
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*
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* Copyright (C) 1993, 1994 Remy Card <card@masi.ibp.fr>
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* Laboratoire MASI, Institut Blaise Pascal
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* Universite Pierre et Marie Curie (Paris VI)
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*
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* This file can be redistributed under the terms of the GNU Library General
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* Public License
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*/
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/*
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* History:
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* 93/10/30 - Creation
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*/
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#if HAVE_ERRNO_H
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#include <errno.h>
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#endif
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#include <sys/types.h>
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#include <sys/stat.h>
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#if HAVE_EXT2_IOCTLS
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#include <sys/ioctl.h>
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#endif
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#include "e2p.h"
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/*
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* Deal with lame glibc's that define this function without actually
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* implementing it. Can you say "attractive nuisance", boys and girls?
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* I knew you could!
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*/
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#ifdef __linux__
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#undef HAVE_CHFLAGS
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#endif
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int setflags (int fd, unsigned long flags)
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{
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struct stat buf;
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#if HAVE_CHFLAGS
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unsigned long bsd_flags = 0;
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#ifdef UF_IMMUTABLE
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if (flags & EXT2_IMMUTABLE_FL)
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bsd_flags |= UF_IMMUTABLE;
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#endif
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#ifdef UF_APPEND
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if (flags & EXT2_APPEND_FL)
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bsd_flags |= UF_APPEND;
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#endif
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#ifdef UF_NODUMP
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if (flags & EXT2_NODUMP_FL)
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bsd_flags |= UF_NODUMP;
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#endif
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return fchflags (fd, bsd_flags);
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#else
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#if HAVE_EXT2_IOCTLS
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int f;
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if (!fstat(fd, &buf) &&
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!S_ISREG(buf.st_mode) && !S_ISDIR(buf.st_mode)) {
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errno = EOPNOTSUPP;
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return -1;
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}
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f = (int) flags;
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return ioctl (fd, EXT2_IOC_SETFLAGS, &f);
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#endif /* HAVE_EXT2_IOCTLS */
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#endif
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errno = EOPNOTSUPP;
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return -1;
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}
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