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_read.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_read.c')
-rw-r--r-- | archival/libunarchive/seek_by_read.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/archival/libunarchive/seek_by_read.c b/archival/libunarchive/seek_by_read.c new file mode 100644 index 0000000..2326a75 --- /dev/null +++ b/archival/libunarchive/seek_by_read.c @@ -0,0 +1,16 @@ +/* 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" + +/* If we are reading through a pipe, or from stdin then we can't lseek, + * we must read and discard the data to skip over it. + */ +void FAST_FUNC seek_by_read(const archive_handle_t *archive_handle, unsigned jump_size) +{ + if (jump_size) + bb_copyfd_exact_size(archive_handle->src_fd, -1, jump_size); +} |