From e1908ae95dd4c9d19ee4dfabfc8bf8a7f85943fe Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 18:58:41 +0200 Subject: Adding upstream version 9.4. Signed-off-by: Daniel Baumann --- lib/freadseek.h | 42 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 lib/freadseek.h (limited to 'lib/freadseek.h') diff --git a/lib/freadseek.h b/lib/freadseek.h new file mode 100644 index 0000000..486342e --- /dev/null +++ b/lib/freadseek.h @@ -0,0 +1,42 @@ +/* Skipping input from a FILE stream. + Copyright (C) 2007-2023 Free Software Foundation, Inc. + + This file is free software: you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + This file 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 Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with this program. If not, see . */ + +#include +#include + +#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 -- cgit v1.2.3