diff options
author | Bjørn Mork <bjorn@mork.no> | 2015-05-15 10:20:47 +0200 |
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committer | Bjørn Mork <bjorn@mork.no> | 2015-05-15 10:20:47 +0200 |
commit | 73b16af8feec390afbabd9356d6e5e83c0390838 (patch) | |
tree | 3730020ba2f9caeb9d7815a975af51830b51ce11 /archival/libunarchive/seek_by_jump.c |
busybox: imported from http://www.busybox.net/downloads/busybox-1.13.3.tar.bz2busybox-1.13.3
Signed-off-by: Bjørn Mork <bjorn@mork.no>
Diffstat (limited to 'archival/libunarchive/seek_by_jump.c')
-rw-r--r-- | archival/libunarchive/seek_by_jump.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/archival/libunarchive/seek_by_jump.c b/archival/libunarchive/seek_by_jump.c new file mode 100644 index 0000000..0a259c9 --- /dev/null +++ b/archival/libunarchive/seek_by_jump.c @@ -0,0 +1,19 @@ +/* vi: set sw=4 ts=4: */ +/* + * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. + */ + +#include "libbb.h" +#include "unarchive.h" + +void FAST_FUNC seek_by_jump(const archive_handle_t *archive_handle, unsigned amount) +{ + if (amount + && lseek(archive_handle->src_fd, (off_t) amount, SEEK_CUR) == (off_t) -1 + ) { + if (errno == ESPIPE) + seek_by_read(archive_handle, amount); + else + bb_perror_msg_and_die("seek failure"); + } +} |