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Add --no-same-owner and --no-same-permissions options to tar.
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@ -111,8 +111,12 @@ extern void data_extract_all(archive_handle_t *archive_handle)
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}
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}
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lchown(file_header->name, file_header->uid, file_header->gid);
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if ((file_header->mode & S_IFMT) != S_IFLNK) {
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if (!(archive_handle->flags & ARCHIVE_NOPRESERVE_OWN)) {
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lchown(file_header->name, file_header->uid, file_header->gid);
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}
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if (!(archive_handle->flags & ARCHIVE_NOPRESERVE_PERM) &&
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(file_header->mode & S_IFMT) != S_IFLNK)
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{
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chmod(file_header->name, file_header->mode);
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}
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@ -578,66 +578,76 @@ static char get_header_tar_Z(archive_handle_t *archive_handle)
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#define get_header_tar_Z 0
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#endif
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#define CTX_TEST (1 << 0)
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#define CTX_EXTRACT (1 << 1)
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#define TAR_OPT_BASEDIR (1 << 2)
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#define TAR_OPT_TARNAME (1 << 3)
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#define TAR_OPT_2STDOUT (1 << 4)
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#define TAR_OPT_P (1 << 5)
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#define TAR_OPT_VERBOSE (1 << 6)
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#define TAR_OPT_KEEP_OLD (1 << 7)
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#define CTX_TEST (1 << 0)
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#define CTX_EXTRACT (1 << 1)
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#define TAR_OPT_BASEDIR (1 << 2)
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#define TAR_OPT_TARNAME (1 << 3)
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#define TAR_OPT_2STDOUT (1 << 4)
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#define TAR_OPT_P (1 << 5)
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#define TAR_OPT_VERBOSE (1 << 6)
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#define TAR_OPT_KEEP_OLD (1 << 7)
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# define CTX_CREATE (1 << 8)
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# define TAR_OPT_DEREFERNCE (1 << 9)
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#define TAR_OPT_AFTER_START 8
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#define CTX_CREATE (1 << (TAR_OPT_AFTER_START))
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#define TAR_OPT_DEREFERNCE (1 << (TAR_OPT_AFTER_START + 1))
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#ifdef CONFIG_FEATURE_TAR_CREATE
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# define TAR_OPT_STR_CREATE "ch"
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# define TAR_OPT_FLAG_CREATE 2
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# define TAR_OPT_STR_CREATE "ch"
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# define TAR_OPT_AFTER_CREATE TAR_OPT_AFTER_START + 2
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#else
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# define TAR_OPT_STR_CREATE ""
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# define TAR_OPT_FLAG_CREATE 0
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# define TAR_OPT_STR_CREATE ""
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# define TAR_OPT_AFTER_CREATE TAR_OPT_AFTER_START
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#endif
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# define TAR_OPT_BZIP2 (1 << (8 + TAR_OPT_FLAG_CREATE))
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#define TAR_OPT_BZIP2 (1 << (TAR_OPT_AFTER_CREATE))
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#ifdef CONFIG_FEATURE_TAR_BZIP2
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# define TAR_OPT_STR_BZIP2 "j"
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# define TAR_OPT_FLAG_BZIP2 1
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# define TAR_OPT_STR_BZIP2 "j"
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# define TAR_OPT_AFTER_BZIP2 TAR_OPT_AFTER_CREATE + 1
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#else
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# define TAR_OPT_STR_BZIP2 ""
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# define TAR_OPT_FLAG_BZIP2 0
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# define TAR_OPT_STR_BZIP2 ""
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# define TAR_OPT_AFTER_BZIP2 TAR_OPT_AFTER_CREATE
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#endif
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# define TAR_OPT_INCLUDE_FROM (1 << (8 + TAR_OPT_FLAG_CREATE + TAR_OPT_FLAG_BZIP2))
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# define TAR_OPT_EXCLUDE_FROM (1 << (8 + TAR_OPT_FLAG_CREATE + TAR_OPT_FLAG_BZIP2 + 1))
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#define TAR_OPT_INCLUDE_FROM (1 << (TAR_OPT_AFTER_BZIP2))
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#define TAR_OPT_EXCLUDE_FROM (1 << (TAR_OPT_AFTER_BZIP2 + 1))
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#ifdef CONFIG_FEATURE_TAR_FROM
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# define TAR_OPT_STR_FROM "T:X:"
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# define TAR_OPT_FLAG_FROM 2
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# define TAR_OPT_STR_FROM "T:X:"
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# define TAR_OPT_AFTER_FROM TAR_OPT_AFTER_BZIP2 + 2
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#else
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# define TAR_OPT_STR_FROM ""
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# define TAR_OPT_FLAG_FROM 0
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# define TAR_OPT_STR_FROM ""
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# define TAR_OPT_AFTER_FROM TAR_OPT_AFTER_BZIP2
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#endif
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# define TAR_OPT_GZIP (1 << (8 + TAR_OPT_FLAG_CREATE + TAR_OPT_FLAG_BZIP2 + TAR_OPT_FLAG_FROM))
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#define TAR_OPT_GZIP (1 << (TAR_OPT_AFTER_FROM))
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#ifdef CONFIG_FEATURE_TAR_GZIP
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# define TAR_OPT_STR_GZIP "z"
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# define TAR_OPT_FLAG_GZIP 1
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# define TAR_OPT_STR_GZIP "z"
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# define TAR_OPT_AFTER_GZIP TAR_OPT_AFTER_FROM + 1
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#else
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# define TAR_OPT_STR_GZIP ""
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# define TAR_OPT_FLAG_GZIP 0
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# define TAR_OPT_STR_GZIP ""
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# define TAR_OPT_AFTER_GZIP TAR_OPT_AFTER_FROM
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#endif
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# define TAR_OPT_UNCOMPRESS (1 << (8 + TAR_OPT_FLAG_CREATE + TAR_OPT_FLAG_BZIP2 + TAR_OPT_FLAG_FROM + TAR_OPT_FLAG_GZIP))
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#define TAR_OPT_UNCOMPRESS (1 << (TAR_OPT_AFTER_GZIP))
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#ifdef CONFIG_FEATURE_TAR_COMPRESS
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# define TAR_OPT_STR_COMPRESS "Z"
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# define TAR_OPT_STR_COMPRESS "Z"
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# define TAR_OPT_AFTER_COMPRESS TAR_OPT_AFTER_GZIP + 1
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#else
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# define TAR_OPT_STR_COMPRESS ""
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# define TAR_OPT_STR_COMPRESS ""
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# define TAR_OPT_AFTER_COMPRESS TAR_OPT_AFTER_GZIP
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#endif
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#define TAR_OPT_NOPRESERVE_OWN (1 << (TAR_OPT_AFTER_COMPRESS))
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#define TAR_OPT_NOPRESERVE_PERM (1 << (TAR_OPT_AFTER_COMPRESS + 1))
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#define TAR_OPT_STR_NOPRESERVE "\203\213"
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#define TAR_OPT_AFTER_NOPRESERVE TAR_OPT_AFTER_COMPRESS + 2
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static const char tar_options[]="txC:f:Opvk" \
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TAR_OPT_STR_CREATE \
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TAR_OPT_STR_BZIP2 \
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TAR_OPT_STR_FROM \
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TAR_OPT_STR_GZIP \
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TAR_OPT_STR_COMPRESS;
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TAR_OPT_STR_COMPRESS \
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TAR_OPT_STR_NOPRESERVE;
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#ifdef CONFIG_FEATURE_TAR_LONG_OPTIONS
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static const struct option tar_long_options[] = {
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@ -649,6 +659,8 @@ static const struct option tar_long_options[] = {
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{ "same-permissions", 0, NULL, 'p' },
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{ "verbose", 0, NULL, 'v' },
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{ "keep-old", 0, NULL, 'k' },
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{ "no-same-owner", 0, NULL, '\203' },
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{ "no-same-permissions",0, NULL, '\213' },
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# ifdef CONFIG_FEATURE_TAR_CREATE
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{ "create", 0, NULL, 'c' },
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{ "dereference", 0, NULL, 'h' },
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@ -726,6 +738,11 @@ int tar_main(int argc, char **argv)
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if (opt & TAR_OPT_KEEP_OLD)
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tar_handle->flags &= ~ARCHIVE_EXTRACT_UNCONDITIONAL;
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if (opt & TAR_OPT_NOPRESERVE_OWN)
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tar_handle->flags |= ARCHIVE_NOPRESERVE_OWN;
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if (opt & TAR_OPT_NOPRESERVE_PERM)
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tar_handle->flags |= ARCHIVE_NOPRESERVE_PERM;
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if (ENABLE_FEATURE_TAR_GZIP && (opt & TAR_OPT_GZIP))
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get_header_ptr = get_header_tar_gz;
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@ -1,11 +1,13 @@
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#ifndef __UNARCHIVE_H__
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#define __UNARCHIVE_H__
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#define ARCHIVE_PRESERVE_DATE 1
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#define ARCHIVE_CREATE_LEADING_DIRS 2
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#define ARCHIVE_EXTRACT_UNCONDITIONAL 4
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#define ARCHIVE_EXTRACT_QUIET 8
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#define ARCHIVE_EXTRACT_NEWER 16
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#define ARCHIVE_PRESERVE_DATE 1
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#define ARCHIVE_CREATE_LEADING_DIRS 2
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#define ARCHIVE_EXTRACT_UNCONDITIONAL 4
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#define ARCHIVE_EXTRACT_QUIET 8
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#define ARCHIVE_EXTRACT_NEWER 16
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#define ARCHIVE_NOPRESERVE_OWN 32
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#define ARCHIVE_NOPRESERVE_PERM 64
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#include <sys/types.h>
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#include <stdio.h>
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