1 | // Copyright (c) Athena Dev Teams - Licensed under GNU GPL |
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2 | // For more information, see LICENCE in the main folder |
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3 | |
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4 | #ifndef _NULLPO_H_ |
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5 | #define _NULLPO_H_ |
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6 | |
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7 | |
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8 | #include "../common/cbasetypes.h" |
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9 | |
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10 | #define NLP_MARK __FILE__, __LINE__, __func__ |
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11 | |
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12 | // enabled by default on debug builds |
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13 | #if defined(DEBUG) && !defined(NULLPO_CHECK) |
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14 | #define NULLPO_CHECK |
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15 | #endif |
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16 | |
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17 | /*---------------------------------------------------------------------------- |
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18 | * Macros |
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19 | *---------------------------------------------------------------------------- |
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20 | */ |
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21 | /*====================================== |
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22 | * Null`FbN yÑ îñoÍã return |
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23 | *EWJ·éÆifÆ©returnªoéÌÅ |
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24 | * êsPÌÅgÁÄŸ³¢B |
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25 | *Enullpo_ret(x = func()); |
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26 | * Ìæ€Ègp@àzèµÄ¢Ü·B |
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27 | *-------------------------------------- |
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28 | * nullpo_ret(t) |
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29 | * ßèl 0Åè |
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30 | * [ø] |
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31 | * t `FbNÎÛ |
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32 | *-------------------------------------- |
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33 | * nullpo_retv(t) |
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34 | * ßèl ȵ |
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35 | * [ø] |
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36 | * t `FbNÎÛ |
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37 | *-------------------------------------- |
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38 | * nullpo_retr(ret, t) |
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39 | * ßèl wè |
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40 | * [ø] |
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41 | * ret return(ret); |
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42 | * t `FbNÎÛ |
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43 | *-------------------------------------- |
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44 | * nullpo_ret_f(t, fmt, ...) |
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45 | * Ú×îñoÍp |
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46 | * ßèl 0 |
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47 | * [ø] |
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48 | * t `FbNÎÛ |
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49 | * fmt ... vprintfÉn³êé |
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50 | * õlâÖWÏÌ«oµÈÇÉ |
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51 | *-------------------------------------- |
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52 | * nullpo_retv_f(t, fmt, ...) |
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53 | * Ú×îñoÍp |
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54 | * ßèl ȵ |
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55 | * [ø] |
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56 | * t `FbNÎÛ |
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57 | * fmt ... vprintfÉn³êé |
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58 | * õlâÖWÏÌ«oµÈÇÉ |
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59 | *-------------------------------------- |
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60 | * nullpo_retr_f(ret, t, fmt, ...) |
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61 | * Ú×îñoÍp |
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62 | * ßèl wè |
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63 | * [ø] |
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64 | * ret return(ret); |
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65 | * t `FbNÎÛ |
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66 | * fmt ... vprintfÉn³êé |
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67 | * õlâÖWÏÌ«oµÈÇÉ |
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68 | *-------------------------------------- |
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69 | */ |
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70 | |
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71 | #if defined(NULLPO_CHECK) |
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72 | |
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73 | #define nullpo_ret(t) \ |
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74 | if (nullpo_chk(NLP_MARK, (void *)(t))) {return(0);} |
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75 | |
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76 | #define nullpo_retv(t) \ |
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77 | if (nullpo_chk(NLP_MARK, (void *)(t))) {return;} |
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78 | |
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79 | #define nullpo_retr(ret, t) \ |
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80 | if (nullpo_chk(NLP_MARK, (void *)(t))) {return(ret);} |
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81 | |
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82 | #define nullpo_retb(t) \ |
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83 | if (nullpo_chk(NLP_MARK, (void *)(t))) {break;} |
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84 | |
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85 | // ÂÏø}NÉÖ·éðRpC |
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86 | #if __STDC_VERSION__ >= 199901L |
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87 | /* C99ÉÎ */ |
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88 | #define nullpo_ret_f(t, fmt, ...) \ |
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89 | if (nullpo_chk_f(NLP_MARK, (void *)(t), (fmt), __VA_ARGS__)) {return(0);} |
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90 | |
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91 | #define nullpo_retv_f(t, fmt, ...) \ |
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92 | if (nullpo_chk_f(NLP_MARK, (void *)(t), (fmt), __VA_ARGS__)) {return;} |
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93 | |
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94 | #define nullpo_retr_f(ret, t, fmt, ...) \ |
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95 | if (nullpo_chk_f(NLP_MARK, (void *)(t), (fmt), __VA_ARGS__)) {return(ret);} |
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96 | |
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97 | #define nullpo_retb_f(t, fmt, ...) \ |
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98 | if (nullpo_chk_f(NLP_MARK, (void *)(t), (fmt), __VA_ARGS__)) {break;} |
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99 | |
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100 | #elif __GNUC__ >= 2 |
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101 | /* GCCp */ |
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102 | #define nullpo_ret_f(t, fmt, args...) \ |
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103 | if (nullpo_chk_f(NLP_MARK, (void *)(t), (fmt), ## args)) {return(0);} |
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104 | |
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105 | #define nullpo_retv_f(t, fmt, args...) \ |
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106 | if (nullpo_chk_f(NLP_MARK, (void *)(t), (fmt), ## args)) {return;} |
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107 | |
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108 | #define nullpo_retr_f(ret, t, fmt, args...) \ |
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109 | if (nullpo_chk_f(NLP_MARK, (void *)(t), (fmt), ## args)) {return(ret);} |
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110 | |
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111 | #define nullpo_retb_f(t, fmt, args...) \ |
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112 | if (nullpo_chk_f(NLP_MARK, (void *)(t), (fmt), ## args)) {break;} |
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113 | |
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114 | #else |
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115 | |
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116 | /* »ÌŒÌêEEE orz */ |
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117 | |
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118 | #endif |
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119 | |
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120 | #else /* NULLPO_CHECK */ |
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121 | /* No Nullpo check */ |
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122 | |
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123 | // if((t)){;} |
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124 | // Ç¢û@ªv¢Â©È©ÁœÌÅEEEê÷ÌôÅ·B |
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125 | // ê[jOÍoȢ͞ |
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126 | |
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127 | #define nullpo_ret(t) (void)(t) |
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128 | #define nullpo_retv(t) (void)(t) |
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129 | #define nullpo_retr(ret, t) (void)(t) |
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130 | #define nullpo_retb(t) (void)(t) |
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131 | |
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132 | // ÂÏø}NÉÖ·éðRpC |
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133 | #if __STDC_VERSION__ >= 199901L |
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134 | /* C99ÉÎ */ |
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135 | #define nullpo_ret_f(t, fmt, ...) (void)(t) |
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136 | #define nullpo_retv_f(t, fmt, ...) (void)(t) |
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137 | #define nullpo_retr_f(ret, t, fmt, ...) (void)(t) |
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138 | #define nullpo_retb_f(t, fmt, ...) (void)(t) |
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139 | |
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140 | #elif __GNUC__ >= 2 |
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141 | /* GCCp */ |
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142 | #define nullpo_ret_f(t, fmt, args...) (void)(t) |
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143 | #define nullpo_retv_f(t, fmt, args...) (void)(t) |
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144 | #define nullpo_retr_f(ret, t, fmt, args...) (void)(t) |
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145 | #define nullpo_retb_f(t, fmt, args...) (void)(t) |
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146 | |
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147 | #else |
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148 | /* »ÌŒÌêEEE orz */ |
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149 | #endif |
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150 | |
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151 | #endif /* NULLPO_CHECK */ |
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152 | |
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153 | /*---------------------------------------------------------------------------- |
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154 | * Functions |
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155 | *---------------------------------------------------------------------------- |
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156 | */ |
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157 | /*====================================== |
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158 | * nullpo_chk |
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159 | * Null`FbN yÑ îñoÍ |
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160 | * [ø] |
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161 | * file __FILE__ |
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162 | * line __LINE__ |
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163 | * func __func__ (֌) |
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164 | * ±êçÉÍ NLP_MARK ðg€Ææ¢ |
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165 | * target `FbNÎÛ |
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166 | * [Ôèl] |
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167 | * 0 OK |
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168 | * 1 NULL |
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169 | *-------------------------------------- |
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170 | */ |
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171 | int nullpo_chk(const char *file, int line, const char *func, const void *target); |
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172 | |
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173 | |
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174 | /*====================================== |
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175 | * nullpo_chk_f |
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176 | * Null`FbN yÑ Ú×ÈîñoÍ |
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177 | * [ø] |
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178 | * file __FILE__ |
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179 | * line __LINE__ |
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180 | * func __func__ (֌) |
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181 | * ±êçÉÍ NLP_MARK ðg€Ææ¢ |
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182 | * target `FbNÎÛ |
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183 | * fmt ... vprintfÉn³êé |
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184 | * õlâÖWÏÌ«oµÈÇÉ |
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185 | * [Ôèl] |
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186 | * 0 OK |
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187 | * 1 NULL |
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188 | *-------------------------------------- |
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189 | */ |
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190 | int nullpo_chk_f(const char *file, int line, const char *func, const void *target, |
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191 | const char *fmt, ...) |
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192 | __attribute__((format(printf,5,6))); |
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193 | |
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194 | |
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195 | /*====================================== |
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196 | * nullpo_info |
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197 | * nullpoîñoÍ |
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198 | * [ø] |
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199 | * file __FILE__ |
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200 | * line __LINE__ |
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201 | * func __func__ (֌) |
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202 | * ±êçÉÍ NLP_MARK ðg€Ææ¢ |
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203 | *-------------------------------------- |
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204 | */ |
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205 | void nullpo_info(const char *file, int line, const char *func); |
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206 | |
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207 | |
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208 | /*====================================== |
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209 | * nullpo_info_f |
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210 | * nullpoÚ×îñoÍ |
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211 | * [ø] |
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212 | * file __FILE__ |
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213 | * line __LINE__ |
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214 | * func __func__ (֌) |
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215 | * ±êçÉÍ NLP_MARK ðg€Ææ¢ |
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216 | * fmt ... vprintfÉn³êé |
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217 | * õlâÖWÏÌ«oµÈÇÉ |
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218 | *-------------------------------------- |
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219 | */ |
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220 | void nullpo_info_f(const char *file, int line, const char *func, |
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221 | const char *fmt, ...) |
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222 | __attribute__((format(printf,4,5))); |
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223 | |
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224 | |
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225 | #endif /* _NULLPO_H_ */ |
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