fcloseall (3)

FCLOSEALL(3) Linux Programmer's Manual FCLOSEALL(3) NAME fcloseall - close all open streams SYNOPSIS #define _GNU_SOURCE #include <stdio.h> int fcloseall(void); DESCRIPTION The fcloseall() function closes all of the calling process's open streams. Buffered output for each stream is written before it is closed (as for fflush(3)); buffered input is discarded. The standard streams, stdin, stdout, and stderr are also closed. RETURN VALUE This function returns 0 if all files were successfully closed; on error, EOF is returned. CONFORMING TO This function is a GNU extension. SEE ALSO close(2), fclose(3), fflush(3), fopen(3), setbuf(3), fea- ture_test_macros(7) GNU 2006-12-27 FCLOSEALL(3)