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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 3.78 of the Linux man-pages project. A description of the project, information about reporting bugs, and the latest version of this page, can be found at http://www.kernel.org/doc/man-pages/.

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