Sun, 27 Nov 2022 13:33:30 +0100
improve daemon startup
parent will wait until daemon is started and returns error code if startup failed
daemon startup log messages will be printed by parent
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1 | /* |
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2 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. |
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3 | * |
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4 | * Copyright 2021 Mike Becker, Olaf Wintermann All rights reserved. |
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5 | * |
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6 | * Redistribution and use in source and binary forms, with or without |
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7 | * modification, are permitted provided that the following conditions are met: |
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8 | * |
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9 | * 1. Redistributions of source code must retain the above copyright |
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10 | * notice, this list of conditions and the following disclaimer. |
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11 | * |
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12 | * 2. Redistributions in binary form must reproduce the above copyright |
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13 | * notice, this list of conditions and the following disclaimer in the |
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14 | * documentation and/or other materials provided with the distribution. |
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15 | * |
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16 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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17 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
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20 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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23 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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24 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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25 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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26 | * POSSIBILITY OF SUCH DAMAGE. |
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27 | */ |
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28 | /** |
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29 | * \file compare.h |
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30 | * \brief A collection of simple compare functions. |
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31 | * \author Mike Becker |
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32 | * \author Olaf Wintermann |
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33 | * \version 3.0 |
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34 | * \copyright 2-Clause BSD License |
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35 | */ |
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36 | |
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37 | #ifndef UCX_COMPARE_H |
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38 | #define UCX_COMPARE_H |
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39 | |
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40 | #ifdef __cplusplus |
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41 | extern "C" { |
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42 | #endif |
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43 | |
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44 | /** |
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45 | * Compares two integers of type int. |
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46 | * |
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47 | * @param i1 pointer to integer one |
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48 | * @param i2 pointer to integer two |
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49 | * @return -1, if *i1 is less than *i2, 0 if both are equal, |
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50 | * 1 if *i1 is greater than *i2 |
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51 | */ |
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52 | int cx_cmp_int(void const *i1, void const *i2); |
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53 | |
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54 | /** |
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55 | * Compares two integers of type long int. |
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56 | * |
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57 | * @param i1 pointer to long integer one |
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58 | * @param i2 pointer to long integer two |
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59 | * @return -1, if *i1 is less than *i2, 0 if both are equal, |
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60 | * 1 if *i1 is greater than *i2 |
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61 | */ |
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62 | int cx_cmp_longint(void const *i1, void const *i2); |
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63 | |
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64 | /** |
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65 | * Compares two integers of type long long. |
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66 | * |
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67 | * @param i1 pointer to long long one |
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68 | * @param i2 pointer to long long two |
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69 | * @return -1, if *i1 is less than *i2, 0 if both are equal, |
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70 | * 1 if *i1 is greater than *i2 |
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71 | */ |
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72 | int cx_cmp_longlong(void const *i1, void const *i2); |
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73 | |
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74 | /** |
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75 | * Compares two integers of type int16_t. |
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76 | * |
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77 | * @param i1 pointer to int16_t one |
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78 | * @param i2 pointer to int16_t two |
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79 | * @return -1, if *i1 is less than *i2, 0 if both are equal, |
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80 | * 1 if *i1 is greater than *i2 |
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81 | */ |
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82 | int cx_cmp_int16(void const *i1, void const *i2); |
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83 | |
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84 | /** |
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85 | * Compares two integers of type int32_t. |
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86 | * |
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87 | * @param i1 pointer to int32_t one |
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88 | * @param i2 pointer to int32_t two |
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89 | * @return -1, if *i1 is less than *i2, 0 if both are equal, |
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90 | * 1 if *i1 is greater than *i2 |
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91 | */ |
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92 | int cx_cmp_int32(void const *i1, void const *i2); |
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93 | |
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94 | /** |
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95 | * Compares two integers of type int64_t. |
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96 | * |
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97 | * @param i1 pointer to int64_t one |
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98 | * @param i2 pointer to int64_t two |
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99 | * @return -1, if *i1 is less than *i2, 0 if both are equal, |
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100 | * 1 if *i1 is greater than *i2 |
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101 | */ |
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102 | int cx_cmp_int64(void const *i1, void const *i2); |
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103 | |
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104 | /** |
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105 | * Compares two integers of type unsigned int. |
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106 | * |
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107 | * @param i1 pointer to unsigned integer one |
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108 | * @param i2 pointer to unsigned integer two |
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109 | * @return -1, if *i1 is less than *i2, 0 if both are equal, |
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110 | * 1 if *i1 is greater than *i2 |
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111 | */ |
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112 | int cx_cmp_uint(void const *i1, void const *i2); |
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113 | |
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114 | /** |
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115 | * Compares two integers of type unsigned long int. |
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116 | * |
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117 | * @param i1 pointer to unsigned long integer one |
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118 | * @param i2 pointer to unsigned long integer two |
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119 | * @return -1, if *i1 is less than *i2, 0 if both are equal, |
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120 | * 1 if *i1 is greater than *i2 |
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121 | */ |
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122 | int cx_cmp_ulongint(void const *i1, void const *i2); |
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123 | |
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124 | /** |
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125 | * Compares two integers of type unsigned long long. |
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126 | * |
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127 | * @param i1 pointer to unsigned long long one |
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128 | * @param i2 pointer to unsigned long long two |
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129 | * @return -1, if *i1 is less than *i2, 0 if both are equal, |
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130 | * 1 if *i1 is greater than *i2 |
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131 | */ |
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132 | int cx_cmp_ulonglong(void const *i1, void const *i2); |
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133 | |
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134 | /** |
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135 | * Compares two integers of type uint16_t. |
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136 | * |
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137 | * @param i1 pointer to uint16_t one |
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138 | * @param i2 pointer to uint16_t two |
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139 | * @return -1, if *i1 is less than *i2, 0 if both are equal, |
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140 | * 1 if *i1 is greater than *i2 |
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141 | */ |
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142 | int cx_cmp_uint16(void const *i1, void const *i2); |
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143 | |
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144 | /** |
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145 | * Compares two integers of type uint32_t. |
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146 | * |
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147 | * @param i1 pointer to uint32_t one |
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148 | * @param i2 pointer to uint32_t two |
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149 | * @return -1, if *i1 is less than *i2, 0 if both are equal, |
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150 | * 1 if *i1 is greater than *i2 |
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151 | */ |
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152 | int cx_cmp_uint32(void const *i1, void const *i2); |
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153 | |
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154 | /** |
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155 | * Compares two integers of type uint64_t. |
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156 | * |
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157 | * @param i1 pointer to uint64_t one |
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158 | * @param i2 pointer to uint64_t two |
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159 | * @return -1, if *i1 is less than *i2, 0 if both are equal, |
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160 | * 1 if *i1 is greater than *i2 |
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161 | */ |
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162 | int cx_cmp_uint64(void const *i1, void const *i2); |
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163 | |
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164 | /** |
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165 | * Compares two real numbers of type float with precision 1e-6f. |
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166 | * |
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167 | * @param f1 pointer to float one |
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168 | * @param f2 pointer to float two |
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169 | * @return -1, if *f1 is less than *f2, 0 if both are equal, |
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170 | * 1 if *f1 is greater than *f2 |
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171 | */ |
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172 | |
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173 | int cx_cmp_float(void const *f1, void const *f2); |
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174 | |
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175 | /** |
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176 | * Compares two real numbers of type double with precision 1e-14. |
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177 | * |
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178 | * @param d1 pointer to double one |
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179 | * @param d2 pointer to double two |
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180 | * @return -1, if *d1 is less than *d2, 0 if both are equal, |
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181 | * 1 if *d1 is greater than *d2 |
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182 | */ |
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183 | int cx_cmp_double(void const *d1, void const *d2); |
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184 | |
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185 | /** |
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186 | * Compares two pointers. |
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187 | * |
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188 | * @param ptr1 pointer one |
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189 | * @param ptr2 pointer two |
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190 | * @return -1 if ptr1 is less than ptr2, 0 if both are equal, |
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191 | * 1 if ptr1 is greater than ptr2 |
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192 | */ |
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193 | int cx_cmp_ptr(void const *ptr1, void const *ptr2); |
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194 | |
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195 | #ifdef __cplusplus |
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196 | } // extern "C" |
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197 | #endif |
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198 | |
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199 | #endif //UCX_COMPARE_H |