diff options
Diffstat (limited to 'archival')
| -rw-r--r-- | archival/libarchive/open_transformer.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/archival/libarchive/open_transformer.c b/archival/libarchive/open_transformer.c index d93c836..dd15a9b 100644 --- a/archival/libarchive/open_transformer.c +++ b/archival/libarchive/open_transformer.c @@ -220,7 +220,6 @@ static transformer_state_t *setup_transformer_on_fd(int fd, int fail_if_not_comp */ // USE_FOR_MMU(xstate->xformer = copy_stream;) // USE_FOR_NOMMU(xstate->xformer_prog = "cat";) - /* fall through to seeking bck over bytes we read earlier */ found_magic: return xstate; @@ -289,16 +288,22 @@ int FAST_FUNC open_zipped(const char *fname, int fail_if_not_compressed) return -1; fd = xstate->src_fd; - if (xstate->xformer) { # if BB_MMU - fork_transformer_with_no_sig(xstate->src_fd, xstate->xformer); -# else + if (xstate->xformer) { + fork_transformer_with_no_sig(fd, xstate->xformer); + } else { + /* the file is not compressed */ xlseek(fd, - xstate->signature_skipped, SEEK_CUR); xstate->signature_skipped = 0; - fork_transformer_with_sig(xstate->src_fd, xstate->xformer, xstate->xformer_prog); -# endif } - /* else: the file is not compressed */ +# else + /* NOMMU can't avoid the seek :( */ + xlseek(fd, - xstate->signature_skipped, SEEK_CUR); + xstate->signature_skipped = 0; + if (xstate->xformer) { + fork_transformer_with_sig(fd, xstate->xformer, xstate->xformer_prog); + } /* esle: the file is not compressed */ +# endif free(xstate); return fd; |