Linux cli command __fpurge

➡ A Linux man page (short for manual page) is a form of software documentation found on Linux and Unix-like operating systems. This man-page explains the command __fpurge and provides detailed information about the command __fpurge, system calls, library functions, and other aspects of the system, including usage, options, and examples of _. You can access this man page by typing man followed by the __fpurge.

  2 minute read  

NAME 🖥️ __fpurge 🖥️

purge a stream

LIBRARY

Standard C library (libc, -lc)

SYNOPSIS

/* unsupported */
#include <stdio.h>
int fpurge(FILE *stream);
/* supported */
#include <stdio.h>
#include <stdio_ext.h>
void __fpurge(FILE *stream);

DESCRIPTION

The function fpurge() clears the buffers of the given stream. For output streams this discards any unwritten output. For input streams this discards any input read from the underlying object but not yet obtained via getc(3); this includes any text pushed back via ungetc(3). See also fflush(3).

The function __fpurge() does precisely the same, but without returning a value.

RETURN VALUE

Upon successful completion fpurge() returns 0. On error, it returns -1 and sets errno to indicate the error.

ERRORS

EBADF
stream is not an open stream.

ATTRIBUTES

For an explanation of the terms used in this section, see attributes(7).

InterfaceAttributeValue

__fpurge()

Thread safetyMT-Safe race:stream

STANDARDS

None.

HISTORY

fpurge()
4.4BSD. Not available under Linux.

__fpurge()
Solaris, glibc 2.1.95.

NOTES

Usually it is a mistake to want to discard input buffers.

SEE ALSO

fflush(3), setbuf(3), stdio_ext(3)

░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░

  █║▌│║█║▌★ KALI ★ PARROT ★ DEBIAN 🔴 PENTESTING ★ HACKING ★ █║▌│║█║▌

              ██╗ ██╗ ██████╗  ██████╗ ██╗  ██╗███████╗██████╗
             ████████╗██╔══██╗██╔═══██╗╚██╗██╔╝██╔════╝██╔══██╗
             ╚██╔═██╔╝██║  ██║██║   ██║ ╚███╔╝ █████╗  ██║  ██║
             ████████╗██║  ██║██║   ██║ ██╔██╗ ██╔══╝  ██║  ██║
             ╚██╔═██╔╝██████╔╝╚██████╔╝██╔╝ ██╗███████╗██████╔╝
              ╚═╝ ╚═╝ ╚═════╝  ╚═════╝ ╚═╝  ╚═╝╚══════╝╚═════╝

               █║▌│║█║▌ WITH COMMANDLINE-KUNGFU POWER █║▌│║█║▌

░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░