43 lines
1.4 KiB
C
43 lines
1.4 KiB
C
/* Skipping input from a FILE stream.
|
|
Copyright (C) 2007-2020 Free Software Foundation, Inc.
|
|
|
|
This program is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <https://www.gnu.org/licenses/>. */
|
|
|
|
#include <stddef.h>
|
|
#include <stdio.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/* Assuming the stream STREAM is open for reading:
|
|
|
|
Read and discard OFFSET bytes from STREAM.
|
|
|
|
freadseek (STREAM, OFFSET) is the same as
|
|
fseek (STREAM, OFFSET, SEEK_CUR), except that the latter does not work
|
|
on non-seekable input streams (such as pipes).
|
|
|
|
Upon success, return 0.
|
|
Upon premature end of stream, return 0 (like fseek does).
|
|
Upon error, set the error indicator in the stream and return EOF.
|
|
|
|
STREAM must not be wide-character oriented. */
|
|
|
|
extern int freadseek (FILE *stream, size_t offset);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|