1 /*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (c) 1990, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * Chris Torek. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. Neither the name of the University nor the names of its contributors 19 * may be used to endorse or promote products derived from this software 20 * without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * 34 * $FreeBSD$ 35 */ 36 37 /* 38 * Flags used during conversion. 39 */ 40 #define ALT 0x001 /* alternate form */ 41 #define LADJUST 0x004 /* left adjustment */ 42 #define LONGDBL 0x008 /* long double */ 43 #define LONGINT 0x010 /* long integer */ 44 #define LLONGINT 0x020 /* long long integer */ 45 #define SHORTINT 0x040 /* short integer */ 46 #define ZEROPAD 0x080 /* zero (as opposed to blank) pad */ 47 #define FPT 0x100 /* Floating point number */ 48 #define GROUPING 0x200 /* use grouping ("'" flag) */ 49 /* C99 additional size modifiers: */ 50 #define SIZET 0x400 /* size_t */ 51 #define PTRDIFFT 0x800 /* ptrdiff_t */ 52 #define INTMAXT 0x1000 /* intmax_t */ 53 #define CHARINT 0x2000 /* print char using int format */ 54 55 /* 56 * Macros for converting digits to letters and vice versa 57 */ 58 #define to_digit(c) ((c) - '0') 59 #define is_digit(c) ((unsigned)to_digit(c) <= 9) 60 #define to_char(n) ((n) + '0') 61 62 /* Size of the static argument table. */ 63 #define STATIC_ARG_TBL_SIZE 8 64 65 union arg { 66 int intarg; 67 u_int uintarg; 68 long longarg; 69 u_long ulongarg; 70 long long longlongarg; 71 unsigned long long ulonglongarg; 72 ptrdiff_t ptrdiffarg; 73 size_t sizearg; 74 intmax_t intmaxarg; 75 uintmax_t uintmaxarg; 76 void *pvoidarg; 77 char *pchararg; 78 signed char *pschararg; 79 short *pshortarg; 80 int *pintarg; 81 long *plongarg; 82 long long *plonglongarg; 83 ptrdiff_t *pptrdiffarg; 84 ssize_t *pssizearg; 85 intmax_t *pintmaxarg; 86 #ifndef NO_FLOATING_POINT 87 double doublearg; 88 long double longdoublearg; 89 #endif 90 wint_t wintarg; 91 wchar_t *pwchararg; 92 }; 93 94 /* Handle positional parameters. */ 95 int __find_arguments(const char *, va_list, union arg **); 96 int __find_warguments(const wchar_t *, va_list, union arg **); 97