| | 1 | /*- |
| | 2 | * Copyright (c) 2009 David Schultz <das@FreeBSD.org> |
| | 3 | * All rights reserved. |
| | 4 | * |
| | 5 | * Redistribution and use in source and binary forms, with or without |
| | 6 | * modification, are permitted provided that the following conditions |
| | 7 | * are met: |
| | 8 | * 1. Redistributions of source code must retain the above copyright |
| | 9 | * notice, this list of conditions and the following disclaimer. |
| | 10 | * 2. Redistributions in binary form must reproduce the above copyright |
| | 11 | * notice, this list of conditions and the following disclaimer in the |
| | 12 | * documentation and/or other materials provided with the distribution. |
| | 13 | * |
| | 14 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
| | 15 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| | 16 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| | 17 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
| | 18 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| | 19 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| | 20 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| | 21 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| | 22 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| | 23 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| | 24 | * SUCH DAMAGE. |
| | 25 | */ |
| | 26 | |
| | 27 | #include <sys/cdefs.h> |
| | 28 | __FBSDID("$FreeBSD: src/lib/libc/stdio/vdprintf.c,v 1.1 2009/03/04 03:38:51 das Exp $"); |
| | 29 | |
| | 30 | #include "xlocale_private.h" |
| | 31 | |
| | 32 | #include "namespace.h" |
| | 33 | #include <errno.h> |
| | 34 | #include <limits.h> |
| | 35 | #include <stdarg.h> |
| | 36 | #include <stdio.h> |
| | 37 | #include "un-namespace.h" |
| | 38 | |
| | 39 | #include "local.h" |
| | 40 | |
| | 41 | __private_extern__ int |
| | 42 | _vdprintf(printf_comp_t __restrict pc, printf_domain_t __restrict domain, int fd, locale_t __restrict loc, const char * __restrict fmt, va_list ap) |
| | 43 | { |
| | 44 | FILE f; |
| | 45 | unsigned char buf[BUFSIZ]; |
| | 46 | int ret; |
| | 47 | struct __sFILEX ext; |
| | 48 | f._extra = &ext; |
| | 49 | INITEXTRA(&f); |
| | 50 | |
| | 51 | if (fd > SHRT_MAX) { |
| | 52 | errno = EMFILE; |
| | 53 | return (EOF); |
| | 54 | } |
| | 55 | |
| | 56 | f._p = buf; |
| | 57 | f._w = sizeof(buf); |
| | 58 | f._flags = __SWR; |
| | 59 | f._file = fd; |
| | 60 | f._cookie = &f; |
| | 61 | f._write = __swrite; |
| | 62 | f._bf._base = buf; |
| | 63 | f._bf._size = sizeof(buf); |
| | 64 | f._orientation = 0; |
| | 65 | bzero(&f._mbstate, sizeof(f._mbstate)); |
| | 66 | |
| | 67 | if ((ret = __v2printf(pc, domain, &f, loc, fmt, ap)) < 0) |
| | 68 | return (ret); |
| | 69 | |
| | 70 | return (__fflush(&f) ? EOF : ret); |
| | 71 | } |
| | 72 | |
| | 73 | int |
| | 74 | vdprintf_l(int fd, locale_t __restrict loc, const char * __restrict fmt, va_list ap) |
| | 75 | { |
| | 76 | return _vdprintf(XPRINTF_PLAIN, NULL, fd, loc, fmt, ap); |
| | 77 | } |
| | 78 | |
| | 79 | int |
| | 80 | vdprintf(int fd, const char * __restrict fmt, va_list ap) { |
| | 81 | return _vdprintf(XPRINTF_PLAIN, NULL, fd, __current_locale(), fmt, ap); |
| | 82 | } |
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