fcloseall(3) -- Linux man page

 

NAME

fcloseall - close all open streams  

SYNOPSIS

#define _GNU_SOURCE

#include <stdio.h>

int fcloseall(void);  

DESCRIPTION

The fcloseall function dissociates all open streams from its underlying file or set of functions. Any buffered output data is written first, using fflush(3). Note that the standard streams (stdin, stdout and stderr) are also closed.  

RETURN VALUE

This function always returns 0.  

SEE ALSO

fclose(3), close(2), fflush(3), fopen(3), setbuf(3)  

CONFORMING TO

The fcloseall function is a GNU extension.