clearerr man page


This manual page is part of the POSIX Programmer's Manual. The Linux implementation of this interface may differ (consult the corresponding Linux manual page for details of Linux behavior), or the interface may not be implemented on Linux.

clearerr — clear indicators on a stream


#include <stdio.h>

void clearerr(FILE *stream);


The functionality described on this reference page is aligned with the ISO C standard. Any conflict between the requirements described here and the ISO C standard is unintentional. This volume of POSIX.1‐2008 defers to the ISO C standard.

The clearerr() function shall clear the end-of-file and error indicators for the stream to which stream points.

The clearerr() function shall not change the setting of errno if stream is valid.

Return Value

The clearerr() function shall not return a value.


No errors are defined.

The following sections are informative.

See Also

The Base Definitions volume of POSIX.1‐2008, <stdio.h>


2013 IEEE/The Open Group POSIX Programmer's Manual