DPRINTF(3) |
Linux Programmer's Manual |
DPRINTF(3) |
NAME
dprintf, vdprintf - print to a file descriptor
SYNOPSIS
#include <stdio.h>
int dprintf(int
fd
, const char *
format
, ...);
int vdprintf(int
fd
, const char *
format
, va_list
ap
);
Feature Test Macro Requirements for glibc (see
feature_test_macros(7)):
dprintf(),
vdprintf():
-
Since glibc 2.10:
-
_XOPEN_SOURCE >= 700 || _POSIX_C_SOURCE >= 200809L
-
Before glibc 2.10:
-
_GNU_SOURCE
DESCRIPTION
The functions
dprintf() and
vdprintf() (as found in the glibc2 library) are exact analogs of
fprintf(3) and
vfprintf(3), except that they output to a file descriptor
fd instead of to a
stdio stream.
CONFORMING TO
These functions are GNU extensions that are nowadays specified in POSIX.1-2008.
SEE ALSO
printf(3)
COLOPHON
This page is part of release 3.53 of the Linux
man-pages project. A description of the project, and information about reporting bugs, can be found at http://www.kernel.org/doc/man-pages/.