1
0
Fork 0
mirror of https://gitlab.com/sortix/sortix.git synced 2023-02-13 20:55:38 -05:00
sortix--sortix/libc/stdio/vdprintf.cpp
2014-04-06 00:19:05 +02:00

39 lines
1.4 KiB
C++

/*******************************************************************************
Copyright(C) Jonas 'Sortie' Termansen 2013.
This file is part of the Sortix C Library.
The Sortix C Library is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or (at your
option) any later version.
The Sortix C Library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public License
along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
stdio/vdprintf.cpp
Prints a formatted string to a file descriptor.
*******************************************************************************/
#include <ioleast.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdint.h>
#include <unistd.h>
static size_t write_callback(void* user, const char* string, size_t stringlen)
{
return writeall((int) (uintptr_t) user, string, stringlen * sizeof(char));
}
extern "C" int vdprintf(int fd, const char* restrict format, va_list list)
{
return vprintf_callback(write_callback, (void*) (uintptr_t) fd, format, list);
}