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| author | Denys Vlasenko | 2013-02-20 15:58:42 +0100 |
|---|---|---|
| committer | Denys Vlasenko | 2013-02-20 15:58:42 +0100 |
| commit | 2aec773688fd64857e9446838187170760acddd4 (patch) | |
| tree | 4528074a1856b5656b5db6d140026a486c44714d /archival/libarchive | |
| parent | 10f5f9b10d5bb18aa612e8f340d8454421015b00 (diff) | |
| download | busybox-2aec773688fd64857e9446838187170760acddd4.zip busybox-2aec773688fd64857e9446838187170760acddd4.tar.gz | |
rpm: use "create+rename" method of replacing existing files
Users were reporting getting errors like
"ls: error while loading shared libraries: libc.so.6: ELF load command past end of file"
while rpm was unpacking glibc tarball.
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'archival/libarchive')
| -rw-r--r-- | archival/libarchive/data_extract_all.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/archival/libarchive/data_extract_all.c b/archival/libarchive/data_extract_all.c index 3f67b83..45776dc 100644 --- a/archival/libarchive/data_extract_all.c +++ b/archival/libarchive/data_extract_all.c @@ -106,15 +106,28 @@ void FAST_FUNC data_extract_all(archive_handle_t *archive_handle) switch (file_header->mode & S_IFMT) { case S_IFREG: { /* Regular file */ + char *dst_name; int flags = O_WRONLY | O_CREAT | O_EXCL; if (archive_handle->ah_flags & ARCHIVE_O_TRUNC) flags = O_WRONLY | O_CREAT | O_TRUNC; - dst_fd = xopen3(file_header->name, + dst_name = file_header->name; +#ifdef ARCHIVE_REPLACE_VIA_RENAME + if (archive_handle->ah_flags & ARCHIVE_REPLACE_VIA_RENAME) + /* rpm-style temp file name */ + dst_name = xasprintf("%s;%x", dst_name, (int)getpid()); +#endif + dst_fd = xopen3(dst_name, flags, file_header->mode ); bb_copyfd_exact_size(archive_handle->src_fd, dst_fd, file_header->size); close(dst_fd); +#ifdef ARCHIVE_REPLACE_VIA_RENAME + if (archive_handle->ah_flags & ARCHIVE_REPLACE_VIA_RENAME) { + xrename(dst_name, file_header->name); + free(dst_name); + } +#endif break; } case S_IFDIR: |