diff options
Diffstat (limited to 'tools/cpio/src/ib_seek.c')
| -rw-r--r-- | tools/cpio/src/ib_seek.c | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/tools/cpio/src/ib_seek.c b/tools/cpio/src/ib_seek.c deleted file mode 100644 index 48b2f99bc..000000000 --- a/tools/cpio/src/ib_seek.c +++ /dev/null @@ -1,53 +0,0 @@ -/* - * Copyright (c) 2003 Gunnar Ritter - * - * This software is provided 'as-is', without any express or implied - * warranty. In no event will the authors be held liable for any damages - * arising from the use of this software. - * - * Permission is granted to anyone to use this software for any purpose, - * including commercial applications, and to alter it and redistribute - * it freely, subject to the following restrictions: - * - * 1. The origin of this software must not be misrepresented; you must not - * claim that you wrote the original software. If you use this software - * in a product, an acknowledgment in the product documentation would be - * appreciated but is not required. - * - * 2. Altered source versions must be plainly marked as such, and must not be - * misrepresented as being the original software. - * - * 3. This notice may not be removed or altered from any source distribution. - */ -/* Sccsid @(#)ib_seek.c 1.4 (gritter) 5/8/03 */ - -#include <sys/types.h> -#include <sys/stat.h> -#include <fcntl.h> -#include <unistd.h> -#include <string.h> -#include <errno.h> -#include <stdlib.h> - -#include "iblok.h" - -off_t -ib_seek(struct iblok *ip, off_t off, int whence) -{ - if (whence == SEEK_CUR) { - off = ip->ib_endoff - (ip->ib_end - ip->ib_cur); - whence = SEEK_SET; - } - if (ip->ib_seekable && whence == SEEK_SET && ip->ib_cur && ip->ib_end && - off < ip->ib_endoff && - off >= ip->ib_endoff - (ip->ib_end - ip->ib_blk)) { - ip->ib_cur = ip->ib_end - (ip->ib_endoff - off); - return off; - } - if ((off = lseek(ip->ib_fd, off, whence)) == (off_t)-1) - return -1; - ip->ib_cur = ip->ib_end = NULL; - ip->ib_endoff = off; - ip->ib_seekable = 1; - return off; -} |