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tar: fix --numeric-owner, --no-same-owner, --no-same-permissions bits

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2009-09-17 02:43:14 +02:00
parent 1166d7b136
commit d57d62686d
7 changed files with 50 additions and 45 deletions
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29
archival/libunarchive/data_extract_all.c
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@@ -18,14 +18,13 @@ void FAST_FUNC data_extract_all(archive_handle_t *archive_handle)
free(name);
}
/* Check if the file already exists */
if (archive_handle->ah_flags & ARCHIVE_EXTRACT_UNCONDITIONAL) {
if (archive_handle->ah_flags & ARCHIVE_UNLINK_OLD) {
/* Remove the entry if it exists */
if ((!S_ISDIR(file_header->mode))
&& (unlink(file_header->name) == -1)
&& (errno != ENOENT)
) {
bb_perror_msg_and_die("cannot remove old file %s",
bb_perror_msg_and_die("can't remove old file %s",
file_header->name);
}
}
@@ -34,7 +33,7 @@ void FAST_FUNC data_extract_all(archive_handle_t *archive_handle)
struct stat statbuf;
if (lstat(file_header->name, &statbuf) == -1) {
if (errno != ENOENT) {
bb_perror_msg_and_die("cannot stat old file");
bb_perror_msg_and_die("can't stat old file");
}
}
else if (statbuf.st_mtime <= file_header->mtime) {
@@ -46,7 +45,7 @@ void FAST_FUNC data_extract_all(archive_handle_t *archive_handle)
return;
}
else if ((unlink(file_header->name) == -1) && (errno != EISDIR)) {
bb_perror_msg_and_die("cannot remove old file %s",
bb_perror_msg_and_die("can't remove old file %s",
file_header->name);
}
}
@@ -59,7 +58,7 @@ void FAST_FUNC data_extract_all(archive_handle_t *archive_handle)
/* hard link */
res = link(file_header->link_target, file_header->name);
if ((res == -1) && !(archive_handle->ah_flags & ARCHIVE_EXTRACT_QUIET)) {
bb_perror_msg("cannot create %slink "
bb_perror_msg("can't create %slink "
"from %s to %s", "hard",
file_header->name,
file_header->link_target);
@@ -69,8 +68,10 @@ void FAST_FUNC data_extract_all(archive_handle_t *archive_handle)
switch (file_header->mode & S_IFMT) {
case S_IFREG: {
/* Regular file */
dst_fd = xopen3(file_header->name, O_WRONLY | O_CREAT | O_EXCL,
file_header->mode);
dst_fd = xopen3(file_header->name,
O_WRONLY | O_CREAT | O_EXCL,
file_header->mode
);
bb_copyfd_exact_size(archive_handle->src_fd, dst_fd, file_header->size);
close(dst_fd);
break;
@@ -82,7 +83,7 @@ void FAST_FUNC data_extract_all(archive_handle_t *archive_handle)
&& (errno != EEXIST)
&& !(archive_handle->ah_flags & ARCHIVE_EXTRACT_QUIET)
) {
bb_perror_msg("cannot make dir %s", file_header->name);
bb_perror_msg("can't make dir %s", file_header->name);
}
break;
case S_IFLNK:
@@ -91,7 +92,7 @@ void FAST_FUNC data_extract_all(archive_handle_t *archive_handle)
if ((res == -1)
&& !(archive_handle->ah_flags & ARCHIVE_EXTRACT_QUIET)
) {
bb_perror_msg("cannot create %slink "
bb_perror_msg("can't create %slink "
"from %s to %s", "sym",
file_header->name,
file_header->link_target);
@@ -105,7 +106,7 @@ void FAST_FUNC data_extract_all(archive_handle_t *archive_handle)
if ((res == -1)
&& !(archive_handle->ah_flags & ARCHIVE_EXTRACT_QUIET)
) {
bb_perror_msg("cannot create node %s", file_header->name);
bb_perror_msg("can't create node %s", file_header->name);
}
break;
default:
@@ -113,7 +114,7 @@ void FAST_FUNC data_extract_all(archive_handle_t *archive_handle)
}
}
if (!(archive_handle->ah_flags & ARCHIVE_NOPRESERVE_OWN)) {
if (!(archive_handle->ah_flags & ARCHIVE_DONT_RESTORE_OWNER)) {
#if ENABLE_FEATURE_TAR_UNAME_GNAME
if (!(archive_handle->ah_flags & ARCHIVE_NUMERIC_OWNER)) {
uid_t uid = file_header->uid;
@@ -136,11 +137,11 @@ void FAST_FUNC data_extract_all(archive_handle_t *archive_handle)
/* uclibc has no lchmod, glibc is even stranger -
* it has lchmod which seems to do nothing!
* so we use chmod... */
if (!(archive_handle->ah_flags & ARCHIVE_NOPRESERVE_PERM)) {
if (!(archive_handle->ah_flags & ARCHIVE_DONT_RESTORE_PERM)) {
chmod(file_header->name, file_header->mode);
}
/* same for utime */
if (archive_handle->ah_flags & ARCHIVE_PRESERVE_DATE) {
if (archive_handle->ah_flags & ARCHIVE_RESTORE_DATE) {
struct utimbuf t;
t.actime = t.modtime = file_header->mtime;
utime(file_header->name, &t);