PIPE

Section: Linux Programmer's Manual (2)
Updated: 1993-07-23
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NAME

pipe - create pipe

SYNOPSIS

#include <unistd.h>

int pipe(int filedes[2]);

DESCRIPTION

pipe creates a pair of file descriptors, pointing to a pipe inode, and places them in the array pointed to by filedes. filedes[0] is for reading, filedes[1] is for writing.

RETURN VALUE

On success, zero is returned. On error, -1 is returned, and errno is set appropriately.

ERRORS

EMFILE: Too many file descriptors are in use by the process.
ENFILE: The system file table is full.
EFAULT: filedes is not valid.

CONFORMING TO

SVr4, SVID, AT&T, POSIX, X/OPEN, BSD 4.3

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