1 /* $NetBSD: libkern.h,v 1.15 1997/10/24 18:10:32 mjacob Exp $ */ 2 3 /*- 4 * Copyright (c) 1992, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by the University of 18 * California, Berkeley and its contributors. 19 * 4. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 * @(#)libkern.h 8.1 (Berkeley) 6/10/93 36 */ 37 38 #include <sys/types.h> 39 40 #ifndef LIBKERN_INLINE 41 #define LIBKERN_INLINE static __inline 42 #define LIBKERN_BODY 43 #endif 44 45 LIBKERN_INLINE int imax __P((int, int)) __attribute__ ((unused)); 46 LIBKERN_INLINE int imin __P((int, int)) __attribute__ ((unused)); 47 LIBKERN_INLINE u_int max __P((u_int, u_int)) __attribute__ ((unused)); 48 LIBKERN_INLINE u_int min __P((u_int, u_int)) __attribute__ ((unused)); 49 LIBKERN_INLINE long lmax __P((long, long)) __attribute__ ((unused)); 50 LIBKERN_INLINE long lmin __P((long, long)) __attribute__ ((unused)); 51 LIBKERN_INLINE u_long ulmax __P((u_long, u_long)) __attribute__ ((unused)); 52 LIBKERN_INLINE u_long ulmin __P((u_long, u_long)) __attribute__ ((unused)); 53 LIBKERN_INLINE int abs __P((int)) __attribute__ ((unused)); 54 55 #ifdef LIBKERN_BODY 56 LIBKERN_INLINE int 57 imax(a, b) 58 int a, b; 59 { 60 return (a > b ? a : b); 61 } 62 LIBKERN_INLINE int 63 imin(a, b) 64 int a, b; 65 { 66 return (a < b ? a : b); 67 } 68 LIBKERN_INLINE long 69 lmax(a, b) 70 long a, b; 71 { 72 return (a > b ? a : b); 73 } 74 LIBKERN_INLINE long 75 lmin(a, b) 76 long a, b; 77 { 78 return (a < b ? a : b); 79 } 80 LIBKERN_INLINE u_int 81 max(a, b) 82 u_int a, b; 83 { 84 return (a > b ? a : b); 85 } 86 LIBKERN_INLINE u_int 87 min(a, b) 88 u_int a, b; 89 { 90 return (a < b ? a : b); 91 } 92 LIBKERN_INLINE u_long 93 ulmax(a, b) 94 u_long a, b; 95 { 96 return (a > b ? a : b); 97 } 98 LIBKERN_INLINE u_long 99 ulmin(a, b) 100 u_long a, b; 101 { 102 return (a < b ? a : b); 103 } 104 105 LIBKERN_INLINE int 106 abs(j) 107 int j; 108 { 109 return(j < 0 ? -j : j); 110 } 111 #endif 112 113 #ifdef NDEBUG /* tradition! */ 114 #define assert(e) ((void)0) 115 #else 116 #ifdef __STDC__ 117 #define assert(e) ((e) ? (void)0 : \ 118 __assert("", __FILE__, __LINE__, #e)) 119 #else 120 #define assert(e) ((e) ? (void)0 : \ 121 __assert("", __FILE__, __LINE__, "e")) 122 #endif 123 #endif 124 125 #ifndef DIAGNOSTIC 126 #define KASSERT(e) ((void)0) 127 #else 128 #ifdef __STDC__ 129 #define KASSERT(e) ((e) ? (void)0 : \ 130 __assert("diagnostic ", __FILE__, __LINE__, #e)) 131 #else 132 #define KASSERT(e) ((e) ? (void)0 : \ 133 __assert("diagnostic ", __FILE__, __LINE__, "e")) 134 #endif 135 #endif 136 137 #ifndef DEBUG 138 #define KDASSERT(e) ((void)0) 139 #else 140 #ifdef __STDC__ 141 #define KDASSERT(e) ((e) ? (void)0 : \ 142 __assert("debugging ", __FILE__, __LINE__, #e)) 143 #else 144 #define KDASSERT(e) ((e) ? (void)0 : \ 145 __assert("debugging ", __FILE__, __LINE__, "e")) 146 #endif 147 #endif 148 149 /* Prototypes for non-quad routines. */ 150 void __assert __P((const char *, const char *, int, const char *)) 151 __attribute__((__noreturn__)); 152 int bcmp __P((const void *, const void *, size_t)); 153 void bzero __P((void *, size_t)); 154 int ffs __P((int)); 155 void *memchr __P((const void *, int, size_t)); 156 u_long random __P((void)); 157 char *rindex __P((const char *, int)); 158 int scanc __P((u_int, const u_char *, const u_char *, int)); 159 int skpc __P((int, size_t, u_char *)); 160 size_t strlen __P((const char *)); 161 char *strcat __P((char *, const char *)); 162 char *strcpy __P((char *, const char *)); 163 char *strncpy __P((char *, const char *, size_t)); 164 char *strchr __P((const char *, int)); 165 int strcmp __P((const char *, const char *)); 166 int strncmp __P((const char *, const char *, size_t)); 167 int strncasecmp __P((const char *, const char *, size_t)); 168