comparison: ucx/compare.c
ucx/compare.c
- changeset 431
- bb7da585debc
- parent 324
- ce13a778654a
- child 440
- 7c4b9cba09ca
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| 1 /* | |
| 2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. | |
| 3 * | |
| 4 * Copyright 2021 Mike Becker, Olaf Wintermann All rights reserved. | |
| 5 * | |
| 6 * Redistribution and use in source and binary forms, with or without | |
| 7 * modification, are permitted provided that the following conditions are met: | |
| 8 * | |
| 9 * 1. Redistributions of source code must retain the above copyright | |
| 10 * notice, this list of conditions and the following disclaimer. | |
| 11 * | |
| 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 * | |
| 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | |
| 17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE | |
| 20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
| 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
| 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
| 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
| 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
| 26 * POSSIBILITY OF SUCH DAMAGE. | |
| 27 */ | |
| 28 | |
| 29 #include "cx/compare.h" | |
| 30 | |
| 31 #include <math.h> | |
| 32 | |
| 33 int cx_cmp_int(const void *i1, const void *i2) { | |
| 34 int a = *((const int *) i1); | |
| 35 int b = *((const int *) i2); | |
| 36 if (a == b) { | |
| 37 return 0; | |
| 38 } else { | |
| 39 return a < b ? -1 : 1; | |
| 40 } | |
| 41 } | |
| 42 | |
| 43 int cx_cmp_longint(const void *i1, const void *i2) { | |
| 44 long int a = *((const long int *) i1); | |
| 45 long int b = *((const long int *) i2); | |
| 46 if (a == b) { | |
| 47 return 0; | |
| 48 } else { | |
| 49 return a < b ? -1 : 1; | |
| 50 } | |
| 51 } | |
| 52 | |
| 53 int cx_cmp_longlong(const void *i1, const void *i2) { | |
| 54 long long a = *((const long long *) i1); | |
| 55 long long b = *((const long long *) i2); | |
| 56 if (a == b) { | |
| 57 return 0; | |
| 58 } else { | |
| 59 return a < b ? -1 : 1; | |
| 60 } | |
| 61 } | |
| 62 | |
| 63 int cx_cmp_int16(const void *i1, const void *i2) { | |
| 64 int16_t a = *((const int16_t *) i1); | |
| 65 int16_t b = *((const int16_t *) i2); | |
| 66 if (a == b) { | |
| 67 return 0; | |
| 68 } else { | |
| 69 return a < b ? -1 : 1; | |
| 70 } | |
| 71 } | |
| 72 | |
| 73 int cx_cmp_int32(const void *i1, const void *i2) { | |
| 74 int32_t a = *((const int32_t *) i1); | |
| 75 int32_t b = *((const int32_t *) i2); | |
| 76 if (a == b) { | |
| 77 return 0; | |
| 78 } else { | |
| 79 return a < b ? -1 : 1; | |
| 80 } | |
| 81 } | |
| 82 | |
| 83 int cx_cmp_int64(const void *i1, const void *i2) { | |
| 84 int64_t a = *((const int64_t *) i1); | |
| 85 int64_t b = *((const int64_t *) i2); | |
| 86 if (a == b) { | |
| 87 return 0; | |
| 88 } else { | |
| 89 return a < b ? -1 : 1; | |
| 90 } | |
| 91 } | |
| 92 | |
| 93 int cx_cmp_uint(const void *i1, const void *i2) { | |
| 94 unsigned int a = *((const unsigned int *) i1); | |
| 95 unsigned int b = *((const unsigned int *) i2); | |
| 96 if (a == b) { | |
| 97 return 0; | |
| 98 } else { | |
| 99 return a < b ? -1 : 1; | |
| 100 } | |
| 101 } | |
| 102 | |
| 103 int cx_cmp_ulongint(const void *i1, const void *i2) { | |
| 104 unsigned long int a = *((const unsigned long int *) i1); | |
| 105 unsigned long int b = *((const unsigned long int *) i2); | |
| 106 if (a == b) { | |
| 107 return 0; | |
| 108 } else { | |
| 109 return a < b ? -1 : 1; | |
| 110 } | |
| 111 } | |
| 112 | |
| 113 int cx_cmp_ulonglong(const void *i1, const void *i2) { | |
| 114 unsigned long long a = *((const unsigned long long *) i1); | |
| 115 unsigned long long b = *((const unsigned long long *) i2); | |
| 116 if (a == b) { | |
| 117 return 0; | |
| 118 } else { | |
| 119 return a < b ? -1 : 1; | |
| 120 } | |
| 121 } | |
| 122 | |
| 123 int cx_cmp_uint16(const void *i1, const void *i2) { | |
| 124 uint16_t a = *((const uint16_t *) i1); | |
| 125 uint16_t b = *((const uint16_t *) i2); | |
| 126 if (a == b) { | |
| 127 return 0; | |
| 128 } else { | |
| 129 return a < b ? -1 : 1; | |
| 130 } | |
| 131 } | |
| 132 | |
| 133 int cx_cmp_uint32(const void *i1, const void *i2) { | |
| 134 uint32_t a = *((const uint32_t *) i1); | |
| 135 uint32_t b = *((const uint32_t *) i2); | |
| 136 if (a == b) { | |
| 137 return 0; | |
| 138 } else { | |
| 139 return a < b ? -1 : 1; | |
| 140 } | |
| 141 } | |
| 142 | |
| 143 int cx_cmp_uint64(const void *i1, const void *i2) { | |
| 144 uint64_t a = *((const uint64_t *) i1); | |
| 145 uint64_t b = *((const uint64_t *) i2); | |
| 146 if (a == b) { | |
| 147 return 0; | |
| 148 } else { | |
| 149 return a < b ? -1 : 1; | |
| 150 } | |
| 151 } | |
| 152 | |
| 153 int cx_cmp_float(const void *f1, const void *f2) { | |
| 154 float a = *((const float *) f1); | |
| 155 float b = *((const float *) f2); | |
| 156 if (fabsf(a - b) < 1e-6f) { | |
| 157 return 0; | |
| 158 } else { | |
| 159 return a < b ? -1 : 1; | |
| 160 } | |
| 161 } | |
| 162 | |
| 163 int cx_cmp_double( | |
| 164 const void *d1, | |
| 165 const void *d2 | |
| 166 ) { | |
| 167 double a = *((const double *) d1); | |
| 168 double b = *((const double *) d2); | |
| 169 if (fabs(a - b) < 1e-14) { | |
| 170 return 0; | |
| 171 } else { | |
| 172 return a < b ? -1 : 1; | |
| 173 } | |
| 174 } | |
| 175 | |
| 176 int cx_cmp_intptr( | |
| 177 const void *ptr1, | |
| 178 const void *ptr2 | |
| 179 ) { | |
| 180 intptr_t p1 = *(const intptr_t *) ptr1; | |
| 181 intptr_t p2 = *(const intptr_t *) ptr2; | |
| 182 if (p1 == p2) { | |
| 183 return 0; | |
| 184 } else { | |
| 185 return p1 < p2 ? -1 : 1; | |
| 186 } | |
| 187 } | |
| 188 | |
| 189 int cx_cmp_uintptr( | |
| 190 const void *ptr1, | |
| 191 const void *ptr2 | |
| 192 ) { | |
| 193 uintptr_t p1 = *(const uintptr_t *) ptr1; | |
| 194 uintptr_t p2 = *(const uintptr_t *) ptr2; | |
| 195 if (p1 == p2) { | |
| 196 return 0; | |
| 197 } else { | |
| 198 return p1 < p2 ? -1 : 1; | |
| 199 } | |
| 200 } | |
| 201 | |
| 202 int cx_cmp_ptr( | |
| 203 const void *ptr1, | |
| 204 const void *ptr2 | |
| 205 ) { | |
| 206 uintptr_t p1 = (uintptr_t) ptr1; | |
| 207 uintptr_t p2 = (uintptr_t) ptr2; | |
| 208 if (p1 == p2) { | |
| 209 return 0; | |
| 210 } else { | |
| 211 return p1 < p2 ? -1 : 1; | |
| 212 } | |
| 213 } |
