table of contents
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¶
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/.
2010-09-15 | GNU |