diff options
Diffstat (limited to 'sysdeps/posix')
-rw-r--r-- | sysdeps/posix/vdprintf.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/sysdeps/posix/vdprintf.c b/sysdeps/posix/vdprintf.c index 5147bb84bc..1cb05723b4 100644 --- a/sysdeps/posix/vdprintf.c +++ b/sysdeps/posix/vdprintf.c @@ -47,3 +47,52 @@ vdprintf (int d, const char *format, va_list arg) return done; } +/* Copyright (C) 1991, 1992, 1993, 1997 Free Software Foundation, Inc. +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include <errno.h> +#include <limits.h> +#include <stdarg.h> +#include <stdio.h> +#include <string.h> + + +/* Write formatted output to file descriptor D according to the format string + FORMAT, using the argument list in ARG. */ +int +vdprintf (int d, const char *format, va_list arg) +{ + int done; + FILE f; + + /* Create an unbuffered stream talking to D on the stack. */ + memset ((PTR) &f, 0, sizeof(f)); + f.__magic = _IOMAGIC; + f.__mode.__write = 1; + f.__cookie = (PTR) (long int) d; /* Casting to long quiets GCC on Alpha. */ + f.__room_funcs = __default_room_functions; + f.__io_funcs = __default_io_functions; + f.__seen = 1; + f.__userbuf = 1; + + /* vfprintf will use a buffer on the stack for the life of the call, + and flush it when finished. */ + done = vfprintf (&f, format, arg); + + return done; +} |