1 | // |
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2 | // Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo |
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3 | // |
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4 | // The contents of this file are covered under the licence agreement in the |
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5 | // file "LICENCE" distributed with Cforall. |
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6 | // |
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7 | // iostream.c -- |
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8 | // |
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9 | // Author : Peter A. Buhr |
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10 | // Created On : Wed May 27 17:56:53 2015 |
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11 | // Last Modified By : Peter A. Buhr |
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12 | // Last Modified On : Tue Jun 4 17:32:34 2019 |
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13 | // Update Count : 761 |
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14 | // |
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15 | |
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16 | #include "iostream.hfa" |
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17 | |
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18 | extern "C" { |
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19 | #include <stdio.h> |
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20 | #include <stdbool.h> // true/false |
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21 | //#include <string.h> // strlen, strcmp |
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22 | extern size_t strlen (const char *__s) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1))); |
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23 | extern int strcmp (const char *__s1, const char *__s2) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1, 2))); |
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24 | extern char *strcpy (char *__restrict __dest, const char *__restrict __src) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1, 2))); |
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25 | extern void *memcpy (void *__restrict __dest, const void *__restrict __src, size_t __n) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1, 2))); |
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26 | #include <float.h> // DBL_DIG, LDBL_DIG |
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27 | #include <math.h> // isfinite |
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28 | #include <complex.h> // creal, cimag |
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29 | } // extern "C" |
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30 | |
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31 | forall( dtype ostype | ostream( ostype ) ) { |
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32 | ostype & ?|?( ostype & os, zero_t ) { |
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33 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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34 | fmt( os, "%d", 0n ); |
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35 | return os; |
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36 | } // ?|? |
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37 | void ?|?( ostype & os, zero_t z ) { |
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38 | (ostype &)(os | z); nl( os ); |
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39 | } // ?|? |
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40 | |
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41 | ostype & ?|?( ostype & os, one_t ) { |
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42 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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43 | fmt( os, "%d", 1n ); |
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44 | return os; |
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45 | } // ?|? |
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46 | void ?|?( ostype & os, one_t o ) { |
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47 | (ostype &)(os | o); nl( os ); |
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48 | } // ?|? |
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49 | |
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50 | ostype & ?|?( ostype & os, bool b ) { |
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51 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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52 | fmt( os, "%s", b ? "true" : "false" ); |
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53 | return os; |
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54 | } // ?|? |
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55 | void ?|?( ostype & os, bool b ) { |
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56 | (ostype &)(os | b); nl( os ); |
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57 | } // ?|? |
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58 | |
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59 | ostype & ?|?( ostype & os, char c ) { |
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60 | fmt( os, "%c", c ); |
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61 | if ( c == '\n' ) setNL( os, true ); |
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62 | return sepOff( os ); |
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63 | } // ?|? |
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64 | void ?|?( ostype & os, char c ) { |
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65 | (ostype &)(os | c); nl( os ); |
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66 | } // ?|? |
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67 | |
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68 | ostype & ?|?( ostype & os, signed char sc ) { |
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69 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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70 | fmt( os, "%hhd", sc ); |
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71 | return os; |
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72 | } // ?|? |
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73 | void ?|?( ostype & os, signed char sc ) { |
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74 | (ostype &)(os | sc); nl( os ); |
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75 | } // ?|? |
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76 | |
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77 | ostype & ?|?( ostype & os, unsigned char usc ) { |
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78 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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79 | fmt( os, "%hhu", usc ); |
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80 | return os; |
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81 | } // ?|? |
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82 | void ?|?( ostype & os, unsigned char usc ) { |
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83 | (ostype &)(os | usc); nl( os ); |
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84 | } // ?|? |
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85 | |
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86 | ostype & ?|?( ostype & os, short int si ) { |
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87 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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88 | fmt( os, "%hd", si ); |
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89 | return os; |
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90 | } // ?|? |
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91 | void & ?|?( ostype & os, short int si ) { |
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92 | (ostype &)(os | si); nl( os ); |
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93 | } // ?|? |
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94 | |
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95 | ostype & ?|?( ostype & os, unsigned short int usi ) { |
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96 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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97 | fmt( os, "%hu", usi ); |
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98 | return os; |
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99 | } // ?|? |
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100 | void & ?|?( ostype & os, unsigned short int usi ) { |
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101 | (ostype &)(os | usi); nl( os ); |
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102 | } // ?|? |
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103 | |
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104 | ostype & ?|?( ostype & os, int i ) { |
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105 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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106 | fmt( os, "%d", i ); |
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107 | return os; |
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108 | } // ?|? |
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109 | void & ?|?( ostype & os, int i ) { |
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110 | (ostype &)(os | i); nl( os ); |
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111 | } // ?|? |
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112 | |
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113 | ostype & ?|?( ostype & os, unsigned int ui ) { |
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114 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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115 | fmt( os, "%u", ui ); |
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116 | return os; |
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117 | } // ?|? |
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118 | void & ?|?( ostype & os, unsigned int ui ) { |
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119 | (ostype &)(os | ui); nl( os ); |
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120 | } // ?|? |
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121 | |
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122 | ostype & ?|?( ostype & os, long int li ) { |
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123 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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124 | fmt( os, "%ld", li ); |
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125 | return os; |
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126 | } // ?|? |
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127 | void & ?|?( ostype & os, long int li ) { |
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128 | (ostype &)(os | li); nl( os ); |
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129 | } // ?|? |
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130 | |
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131 | ostype & ?|?( ostype & os, unsigned long int uli ) { |
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132 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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133 | fmt( os, "%lu", uli ); |
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134 | return os; |
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135 | } // ?|? |
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136 | void & ?|?( ostype & os, unsigned long int uli ) { |
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137 | (ostype &)(os | uli); nl( os ); |
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138 | } // ?|? |
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139 | |
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140 | ostype & ?|?( ostype & os, long long int lli ) { |
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141 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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142 | fmt( os, "%lld", lli ); |
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143 | return os; |
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144 | } // ?|? |
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145 | void & ?|?( ostype & os, long long int lli ) { |
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146 | (ostype &)(os | lli); nl( os ); |
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147 | } // ?|? |
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148 | |
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149 | ostype & ?|?( ostype & os, unsigned long long int ulli ) { |
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150 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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151 | fmt( os, "%llu", ulli ); |
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152 | return os; |
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153 | } // ?|? |
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154 | void & ?|?( ostype & os, unsigned long long int ulli ) { |
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155 | (ostype &)(os | ulli); nl( os ); |
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156 | } // ?|? |
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157 | |
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158 | #define PrintWithDP( os, format, val, ... ) \ |
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159 | { \ |
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160 | enum { size = 48 }; \ |
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161 | char buf[size]; \ |
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162 | int len = snprintf( buf, size, format, ##__VA_ARGS__, val ); \ |
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163 | fmt( os, "%s", buf ); \ |
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164 | if ( isfinite( val ) ) { /* if number, always print decimal point */ \ |
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165 | for ( int i = 0;; i += 1 ) { \ |
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166 | if ( i == len ) { fmt( os, "." ); break; } \ |
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167 | if ( buf[i] == '.' ) break; \ |
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168 | } /* for */ \ |
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169 | } /* if */ \ |
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170 | } |
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171 | |
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172 | ostype & ?|?( ostype & os, float f ) { |
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173 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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174 | PrintWithDP( os, "%g", f ); |
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175 | return os; |
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176 | } // ?|? |
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177 | void & ?|?( ostype & os, float f ) { |
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178 | (ostype &)(os | f); nl( os ); |
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179 | } // ?|? |
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180 | |
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181 | ostype & ?|?( ostype & os, double d ) { |
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182 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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183 | PrintWithDP( os, "%.*lg", d, DBL_DIG ); |
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184 | return os; |
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185 | } // ?|? |
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186 | void & ?|?( ostype & os, double d ) { |
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187 | (ostype &)(os | d); nl( os ); |
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188 | } // ?|? |
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189 | |
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190 | ostype & ?|?( ostype & os, long double ld ) { |
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191 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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192 | PrintWithDP( os, "%.*Lg", ld, LDBL_DIG ); |
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193 | return os; |
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194 | } // ?|? |
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195 | void & ?|?( ostype & os, long double ld ) { |
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196 | (ostype &)(os | ld); nl( os ); |
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197 | } // ?|? |
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198 | |
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199 | ostype & ?|?( ostype & os, float _Complex fc ) { |
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200 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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201 | // os | crealf( fc ) | nonl; |
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202 | PrintWithDP( os, "%g", crealf( fc ) ); |
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203 | PrintWithDP( os, "%+g", cimagf( fc ) ); |
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204 | fmt( os, "i" ); |
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205 | return os; |
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206 | } // ?|? |
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207 | void & ?|?( ostype & os, float _Complex fc ) { |
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208 | (ostype &)(os | fc); nl( os ); |
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209 | } // ?|? |
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210 | |
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211 | ostype & ?|?( ostype & os, double _Complex dc ) { |
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212 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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213 | // os | creal( dc ) | nonl; |
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214 | PrintWithDP( os, "%.*lg", creal( dc ), DBL_DIG ); |
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215 | PrintWithDP( os, "%+.*lg", cimag( dc ), DBL_DIG ); |
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216 | fmt( os, "i" ); |
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217 | return os; |
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218 | } // ?|? |
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219 | void & ?|?( ostype & os, double _Complex dc ) { |
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220 | (ostype &)(os | dc); nl( os ); |
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221 | } // ?|? |
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222 | |
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223 | ostype & ?|?( ostype & os, long double _Complex ldc ) { |
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224 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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225 | // os | creall( ldc ) || nonl; |
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226 | PrintWithDP( os, "%.*Lg", creall( ldc ), LDBL_DIG ); |
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227 | PrintWithDP( os, "%+.*Lg", cimagl( ldc ), LDBL_DIG ); |
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228 | fmt( os, "i" ); |
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229 | return os; |
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230 | } // ?|? |
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231 | void & ?|?( ostype & os, long double _Complex ldc ) { |
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232 | (ostype &)(os | ldc); nl( os ); |
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233 | } // ?|? |
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234 | |
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235 | ostype & ?|?( ostype & os, const char * str ) { |
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236 | enum { Open = 1, Close, OpenClose }; |
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237 | static const unsigned char mask[256] @= { |
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238 | // opening delimiters, no space after |
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239 | ['('] : Open, ['['] : Open, ['{'] : Open, |
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240 | ['='] : Open, ['$'] : Open, [(unsigned char)'£'] : Open, [(unsigned char)'¥'] : Open, |
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241 | [(unsigned char)'¡'] : Open, [(unsigned char)'¿'] : Open, [(unsigned char)'«'] : Open, |
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242 | // closing delimiters, no space before |
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243 | [','] : Close, ['.'] : Close, [';'] : Close, ['!'] : Close, ['?'] : Close, |
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244 | ['%'] : Close, [(unsigned char)'¢'] : Close, [(unsigned char)'»'] : Close, |
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245 | [')'] : Close, [']'] : Close, ['}'] : Close, |
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246 | // opening-closing delimiters, no space before or after |
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247 | ['\''] : OpenClose, ['`'] : OpenClose, ['"'] : OpenClose, [':'] : OpenClose, |
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248 | [' '] : OpenClose, ['\f'] : OpenClose, ['\n'] : OpenClose, ['\r'] : OpenClose, ['\t'] : OpenClose, ['\v'] : OpenClose, // isspace |
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249 | }; // mask |
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250 | |
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251 | if ( str[0] == '\0' ) { sepOff( os ); return os; } // null string => no separator |
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252 | |
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253 | // first character IS NOT spacing or closing punctuation => add left separator |
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254 | unsigned char ch = str[0]; // must make unsigned |
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255 | if ( sepPrt( os ) && mask[ ch ] != Close && mask[ ch ] != OpenClose ) { |
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256 | fmt( os, "%s", sepGetCur( os ) ); |
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257 | } // if |
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258 | |
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259 | // if string starts line, must reset to determine open state because separator is off |
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260 | sepReset( os ); // reset separator |
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261 | |
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262 | // last character IS spacing or opening punctuation => turn off separator for next item |
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263 | size_t len = strlen( str ); |
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264 | ch = str[len - 1]; // must make unsigned |
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265 | if ( sepPrt( os ) && mask[ ch ] != Open && mask[ ch ] != OpenClose ) { |
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266 | sepOn( os ); |
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267 | } else { |
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268 | sepOff( os ); |
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269 | } // if |
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270 | if ( ch == '\n' ) setNL( os, true ); // check *AFTER* sepPrt call above as it resets NL flag |
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271 | return write( os, str, len ); |
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272 | } // ?|? |
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273 | void ?|?( ostype & os, const char * str ) { |
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274 | (ostype &)(os | str); nl( os ); |
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275 | } // ?|? |
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276 | |
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277 | // ostype & ?|?( ostype & os, const char16_t * str ) { |
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278 | // if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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279 | // fmt( os, "%ls", str ); |
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280 | // return os; |
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281 | // } // ?|? |
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282 | |
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283 | // #if ! ( __ARM_ARCH_ISA_ARM == 1 && __ARM_32BIT_STATE == 1 ) // char32_t == wchar_t => ambiguous |
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284 | // ostype & ?|?( ostype & os, const char32_t * str ) { |
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285 | // if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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286 | // fmt( os, "%ls", str ); |
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287 | // return os; |
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288 | // } // ?|? |
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289 | // #endif // ! ( __ARM_ARCH_ISA_ARM == 1 && __ARM_32BIT_STATE == 1 ) |
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290 | |
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291 | // ostype & ?|?( ostype & os, const wchar_t * str ) { |
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292 | // if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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293 | // fmt( os, "%ls", str ); |
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294 | // return os; |
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295 | // } // ?|? |
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296 | |
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297 | ostype & ?|?( ostype & os, const void * p ) { |
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298 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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299 | fmt( os, "%p", p ); |
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300 | return os; |
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301 | } // ?|? |
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302 | void ?|?( ostype & os, const void * p ) { |
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303 | (ostype &)(os | p); nl( os ); |
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304 | } // ?|? |
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305 | |
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306 | // manipulators |
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307 | ostype & ?|?( ostype & os, ostype & (* manip)( ostype & ) ) { |
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308 | (ostype &)(manip( os )); |
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309 | return os; |
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310 | } // ?|? |
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311 | void ?|?( ostype & os, ostype & (* manip)( ostype & ) ) { |
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312 | (ostype &)(manip( os )); |
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313 | if ( getPrt( os ) ) nl( os ); // something printed ? |
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314 | setPrt( os, false ); // turn off |
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315 | } // ?|? |
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316 | |
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317 | ostype & sep( ostype & os ) { |
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318 | return (ostype &)(os | sepGet( os )); |
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319 | } // sep |
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320 | |
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321 | ostype & sepTuple( ostype & os ) { |
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322 | return os | sepGetTuple( os ); |
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323 | } // sepTuple |
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324 | |
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325 | ostype & nl( ostype & os ) { |
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326 | (ostype &)(os | '\n'); |
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327 | setPrt( os, false ); // turn off |
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328 | setNL( os, true ); |
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329 | flush( os ); |
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330 | return sepOff( os ); // prepare for next line |
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331 | } // nl |
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332 | |
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333 | void nl( ostype & os ) { |
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334 | if ( getANL( os ) ) (ostype &)(nl( os )); // implementation only |
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335 | else setPrt( os, false ); // turn off |
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336 | } // nl |
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337 | |
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338 | ostype & nonl( ostype & os ) { |
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339 | setPrt( os, false ); // turn off |
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340 | return os; |
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341 | } // nonl |
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342 | |
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343 | ostype & sepOn( ostype & os ) { |
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344 | sepOn( os ); // call void returning |
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345 | return os; |
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346 | } // sepOn |
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347 | |
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348 | ostype & sepOff( ostype & os ) { |
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349 | sepOff( os ); // call void returning |
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350 | return os; |
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351 | } // sepOff |
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352 | |
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353 | ostype & sepEnable( ostype & os ) { |
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354 | sepEnable( os ); // call void returning |
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355 | return os; |
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356 | } // sepEnable |
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357 | |
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358 | ostype & sepDisable( ostype & os ) { |
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359 | sepDisable( os ); // call void returning |
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360 | return os; |
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361 | } // sepDisable |
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362 | |
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363 | ostype & nlOn( ostype & os ) { |
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364 | nlOn( os ); // call void returning |
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365 | return os; |
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366 | } // nlOn |
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367 | |
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368 | ostype & nlOff( ostype & os ) { |
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369 | nlOff( os ); // call void returning |
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370 | return os; |
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371 | } // nlOff |
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372 | } // distribution |
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373 | |
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374 | // tuples |
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375 | forall( dtype ostype, otype T, ttype Params | writeable( T, ostype ) | { ostype & ?|?( ostype &, Params ); } ) { |
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376 | ostype & ?|?( ostype & os, T arg, Params rest ) { |
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377 | (ostype &)(os | arg); // print first argument |
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378 | sepSetCur( os, sepGetTuple( os ) ); // switch to tuple separator |
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379 | (ostype &)(os | rest); // print remaining arguments |
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380 | sepSetCur( os, sepGet( os ) ); // switch to regular separator |
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381 | return os; |
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382 | } // ?|? |
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383 | void ?|?( ostype & os, T arg, Params rest ) { |
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384 | // (ostype &)(?|?( os, arg, rest )); nl( os ); |
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385 | (ostype &)(os | arg); // print first argument |
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386 | sepSetCur( os, sepGetTuple( os ) ); // switch to tuple separator |
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387 | (ostype &)(os | rest); // print remaining arguments |
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388 | sepSetCur( os, sepGet( os ) ); // switch to regular separator |
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389 | nl( os ); |
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390 | } // ?|? |
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391 | } // distribution |
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392 | |
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393 | |
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394 | //*********************************** Integral *********************************** |
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395 | |
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396 | static const char * shortbin[] = { "0", "1", "10", "11", "100", "101", "110", "111", "1000", "1001", "1010", "1011", "1100", "1101", "1110", "1111" }; |
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397 | static const char * longbin[] = { "0000", "0001", "0010", "0011", "0100", "0101", "0110", "0111", "1000", "1001", "1010", "1011", "1100", "1101", "1110", "1111" }; |
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398 | |
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399 | // Default prefix for non-decimal prints is 0b, 0, 0x. |
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400 | #define IntegralFMTImpl( T, CODE, IFMTNP, IFMTP ) \ |
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401 | forall( dtype ostype | ostream( ostype ) ) { \ |
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402 | ostype & ?|?( ostype & os, _Ostream_Manip(T) f ) { \ |
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403 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); \ |
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404 | \ |
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405 | if ( f.base == 'b' || f.base == 'B' ) { /* bespoke binary format */ \ |
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406 | int bits; \ |
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407 | if ( f.val == (T){0} ) bits = 1; /* force at least one bit to print */ \ |
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408 | else bits = sizeof(long long int) * 8 - __builtin_clzll( f.val ); /* position of most significant bit */ \ |
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409 | bits = bits > sizeof(f.val) * 8 ? sizeof(f.val) * 8 : bits; \ |
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410 | int spaces = f.wd - bits; /* can be negative */ \ |
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411 | if ( ! f.flags.nobsdp ) { spaces -= 2; } /* base prefix takes space */ \ |
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412 | /* printf( "%d %d\n", bits, spaces ); */ \ |
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413 | if ( ! f.flags.left ) { /* right justified ? */ \ |
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414 | /* Note, base prefix then zero padding or spacing then prefix. */ \ |
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415 | if ( f.flags.pad0 || f.flags.pc ) { \ |
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416 | if ( ! f.flags.nobsdp ) { fmt( os, "0%c", f.base ); } \ |
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417 | if ( f.flags.pc ) spaces = f.pc - bits; \ |
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418 | if ( spaces > 0 ) fmt( os, "%0*d", spaces, 0 ); /* zero pad */ \ |
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419 | } else { \ |
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420 | if ( spaces > 0 ) fmt( os, "%*s", spaces, " " ); /* space pad */ \ |
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421 | if ( ! f.flags.nobsdp ) { fmt( os, "0%c", f.base ); } \ |
---|
422 | } /* if */ \ |
---|
423 | } else if ( ! f.flags.nobsdp ) { \ |
---|
424 | fmt( os, "0%c", f.base ); \ |
---|
425 | } /* if */ \ |
---|
426 | int shift = (bits - 1) / 4 * 4; /* floor( bits - 1, 4 ) */ \ |
---|
427 | typeof( f.val ) temp = f.val; \ |
---|
428 | fmt( os, "%s", shortbin[(temp >> shift) & 0xf] ); \ |
---|
429 | for () { \ |
---|
430 | shift -= 4; \ |
---|
431 | if ( shift < 0 ) break; \ |
---|
432 | temp = f.val; \ |
---|
433 | fmt( os, "%s", longbin[(temp >> shift) & 0xf] ); \ |
---|
434 | } /* for */ \ |
---|
435 | if ( f.flags.left && spaces > 0 ) fmt( os, "%*s", spaces, " " ); \ |
---|
436 | return os; \ |
---|
437 | } /* if */ \ |
---|
438 | \ |
---|
439 | char fmtstr[sizeof(IFMTP)]; /* sizeof includes '\0' */ \ |
---|
440 | if ( ! f.flags.pc ) memcpy( &fmtstr, IFMTNP, sizeof(IFMTNP) ); \ |
---|
441 | else memcpy( &fmtstr, IFMTP, sizeof(IFMTP) ); \ |
---|
442 | int star = 4; /* position before first '*' */ \ |
---|
443 | \ |
---|
444 | /* Insert flags into spaces before '*', from right to left. */ \ |
---|
445 | if ( ! f.flags.nobsdp ) { fmtstr[star] = '#'; star -= 1; } \ |
---|
446 | if ( f.flags.left ) { fmtstr[star] = '-'; star -= 1; } \ |
---|
447 | if ( f.flags.sign && f.base == CODE ) { fmtstr[star] = '+'; star -= 1; } \ |
---|
448 | if ( f.flags.pad0 && ! f.flags.pc ) { fmtstr[star] = '0'; star -= 1; } \ |
---|
449 | fmtstr[star] = '%'; \ |
---|
450 | \ |
---|
451 | if ( ! f.flags.pc ) { /* no precision */ \ |
---|
452 | /* printf( "%s\n", &fmtstr[star] ); */ \ |
---|
453 | fmtstr[sizeof(IFMTNP)-2] = f.base; /* sizeof includes '\0' */ \ |
---|
454 | fmt( os, &fmtstr[star], f.wd, f.val ); \ |
---|
455 | } else { /* precision */ \ |
---|
456 | fmtstr[sizeof(IFMTP)-2] = f.base; /* sizeof includes '\0' */ \ |
---|
457 | /* printf( "%s\n", &fmtstr[star] ); */ \ |
---|
458 | fmt( os, &fmtstr[star], f.wd, f.pc, f.val ); \ |
---|
459 | } /* if */ \ |
---|
460 | return os; \ |
---|
461 | } /* ?|? */ \ |
---|
462 | void ?|?( ostype & os, _Ostream_Manip(T) f ) { (ostype &)(os | f); nl( os ); } \ |
---|
463 | } // distribution |
---|
464 | |
---|
465 | IntegralFMTImpl( signed char, 'd', "% *hh ", "% *.*hh " ) |
---|
466 | IntegralFMTImpl( unsigned char, 'u', "% *hh ", "% *.*hh " ) |
---|
467 | IntegralFMTImpl( signed short int, 'd', "% *h ", "% *.*h " ) |
---|
468 | IntegralFMTImpl( unsigned short int, 'u', "% *h ", "% *.*h " ) |
---|
469 | IntegralFMTImpl( signed int, 'd', "% * ", "% *.* " ) |
---|
470 | IntegralFMTImpl( unsigned int, 'u', "% * ", "% *.* " ) |
---|
471 | IntegralFMTImpl( signed long int, 'd', "% *l ", "% *.*l " ) |
---|
472 | IntegralFMTImpl( unsigned long int, 'u', "% *l ", "% *.*l " ) |
---|
473 | IntegralFMTImpl( signed long long int, 'd', "% *ll ", "% *.*ll " ) |
---|
474 | IntegralFMTImpl( unsigned long long int, 'u', "% *ll ", "% *.*ll " ) |
---|
475 | |
---|
476 | //*********************************** Floating Point *********************************** |
---|
477 | |
---|
478 | #define PrintWithDP2( os, format, val, ... ) \ |
---|
479 | { \ |
---|
480 | enum { size = 48 }; \ |
---|
481 | char buf[size]; \ |
---|
482 | int bufbeg = 0, i, len = snprintf( buf, size, format, ##__VA_ARGS__, val ); \ |
---|
483 | if ( isfinite( val ) && (f.base != 'g' || f.pc != 0) ) { /* if number, print decimal point */ \ |
---|
484 | for ( i = 0; i < len && buf[i] != '.' && buf[i] != 'e' && buf[i] != 'E'; i += 1 ); /* decimal point or scientific ? */ \ |
---|
485 | if ( i == len && ! f.flags.nobsdp ) { \ |
---|
486 | if ( ! f.flags.left ) { \ |
---|
487 | buf[i] = '.'; buf[i + 1] = '\0'; \ |
---|
488 | if ( buf[0] == ' ' ) bufbeg = 1; /* decimal point within width */ \ |
---|
489 | } else { \ |
---|
490 | for ( i = 0; i < len && buf[i] != ' '; i += 1 ); /* trailing blank ? */ \ |
---|
491 | buf[i] = '.'; \ |
---|
492 | if ( i == len ) buf[i + 1] = '\0'; \ |
---|
493 | } /* if */ \ |
---|
494 | } /* if */ \ |
---|
495 | } /* if */ \ |
---|
496 | fmt( os, "%s", &buf[bufbeg] ); \ |
---|
497 | } |
---|
498 | |
---|
499 | #define FloatingPointFMTImpl( T, DFMTNP, DFMTP ) \ |
---|
500 | forall( dtype ostype | ostream( ostype ) ) { \ |
---|
501 | ostype & ?|?( ostype & os, _Ostream_Manip(T) f ) { \ |
---|
502 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); \ |
---|
503 | char fmtstr[sizeof(DFMTP)]; /* sizeof includes '\0' */ \ |
---|
504 | if ( ! f.flags.pc ) memcpy( &fmtstr, DFMTNP, sizeof(DFMTNP) ); \ |
---|
505 | else memcpy( &fmtstr, DFMTP, sizeof(DFMTP) ); \ |
---|
506 | int star = 4; /* position before first '*' */ \ |
---|
507 | \ |
---|
508 | /* Insert flags into spaces before '*', from right to left. */ \ |
---|
509 | if ( f.flags.left ) { fmtstr[star] = '-'; star -= 1; } \ |
---|
510 | if ( f.flags.sign ) { fmtstr[star] = '+'; star -= 1; } \ |
---|
511 | if ( f.flags.pad0 ) { fmtstr[star] = '0'; star -= 1; } \ |
---|
512 | fmtstr[star] = '%'; \ |
---|
513 | \ |
---|
514 | if ( ! f.flags.pc ) { /* no precision */ \ |
---|
515 | fmtstr[sizeof(DFMTNP)-2] = f.base; /* sizeof includes '\0' */ \ |
---|
516 | /* printf( "%g %d %s\n", f.val, f.wd, &fmtstr[star]); */ \ |
---|
517 | PrintWithDP2( os, &fmtstr[star], f.val, f.wd ) \ |
---|
518 | } else { /* precision */ \ |
---|
519 | fmtstr[sizeof(DFMTP)-2] = f.base; /* sizeof includes '\0' */ \ |
---|
520 | /* printf( "%g %d %d %s\n", f.val, f.wd, f.pc, &fmtstr[star] ); */ \ |
---|
521 | PrintWithDP2( os, &fmtstr[star], f.val, f.wd, f.pc ) \ |
---|
522 | } /* if */ \ |
---|
523 | return os; \ |
---|
524 | } /* ?|? */ \ |
---|
525 | void ?|?( ostype & os, _Ostream_Manip(T) f ) { (ostype &)(os | f); nl( os ); } \ |
---|
526 | } // distribution |
---|
527 | |
---|
528 | FloatingPointFMTImpl( double, "% * ", "% *.* " ) |
---|
529 | FloatingPointFMTImpl( long double, "% *L ", "% *.*L " ) |
---|
530 | |
---|
531 | //*********************************** Character *********************************** |
---|
532 | |
---|
533 | forall( dtype ostype | ostream( ostype ) ) { |
---|
534 | ostype & ?|?( ostype & os, _Ostream_Manip(char) f ) { |
---|
535 | if ( f.base != 'c' ) { // bespoke binary/octal/hex format |
---|
536 | _Ostream_Manip(unsigned char) fmtuc @= { f.val, f.wd, f.pc, f.base, {'\0'} }; |
---|
537 | fmtuc.flags.pc = f.flags.pc; |
---|
538 | fmtuc.flags.nobsdp = f.flags.nobsdp; |
---|
539 | // os | fmtuc | nonl; |
---|
540 | (ostype &)(os | fmtuc); |
---|
541 | return os; |
---|
542 | } // if |
---|
543 | |
---|
544 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
---|
545 | |
---|
546 | #define CFMTNP "% * " |
---|
547 | char fmtstr[sizeof(CFMTNP)]; // sizeof includes '\0' |
---|
548 | memcpy( &fmtstr, CFMTNP, sizeof(CFMTNP) ); |
---|
549 | int star = 1; // position before first '*' |
---|
550 | |
---|
551 | // Insert flags into spaces before '*', from right to left. |
---|
552 | if ( f.flags.left ) { fmtstr[star] = '-'; star -= 1; } |
---|
553 | fmtstr[star] = '%'; |
---|
554 | |
---|
555 | fmtstr[sizeof(CFMTNP)-2] = f.base; // sizeof includes '\0' |
---|
556 | // printf( "%d %s\n", f.wd, &fmtstr[star] ); |
---|
557 | fmt( os, &fmtstr[star], f.wd, f.val ); |
---|
558 | return os; |
---|
559 | } // ?|? |
---|
560 | void ?|?( ostype & os, _Ostream_Manip(char) f ) { (ostype &)(os | f); nl( os ); } |
---|
561 | } // distribution |
---|
562 | |
---|
563 | //*********************************** C String *********************************** |
---|
564 | |
---|
565 | forall( dtype ostype | ostream( ostype ) ) { |
---|
566 | ostype & ?|?( ostype & os, _Ostream_Manip(const char *) f ) { |
---|
567 | if ( ! f.val ) return os; // null pointer ? |
---|
568 | |
---|
569 | if ( f.base != 's' ) { // bespoke binary/octal/hex format |
---|
570 | _Ostream_Manip(unsigned char) fmtuc @= { 0, f.wd, f.pc, f.base, {'\0'} }; |
---|
571 | fmtuc.flags.pc = f.flags.pc; |
---|
572 | fmtuc.flags.nobsdp = f.flags.nobsdp; |
---|
573 | for ( unsigned int i = 0; f.val[i] != '\0'; i += 1 ) { |
---|
574 | fmtuc.val = f.val[i]; |
---|
575 | // os | fmtuc | nonl; |
---|
576 | (ostype &)(os | fmtuc); |
---|
577 | } // for |
---|
578 | return os; |
---|
579 | } // if |
---|
580 | |
---|
581 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
---|
582 | |
---|
583 | #define SFMTNP "% * " |
---|
584 | #define SFMTP "% *.* " |
---|
585 | char fmtstr[sizeof(SFMTP)]; // sizeof includes '\0' |
---|
586 | if ( ! f.flags.pc ) memcpy( &fmtstr, SFMTNP, sizeof(SFMTNP) ); |
---|
587 | else memcpy( &fmtstr, SFMTP, sizeof(SFMTP) ); |
---|
588 | int star = 1; // position before first '*' |
---|
589 | |
---|
590 | // Insert flags into spaces before '*', from right to left. |
---|
591 | if ( f.flags.left ) { fmtstr[star] = '-'; star -= 1; } |
---|
592 | fmtstr[star] = '%'; |
---|
593 | |
---|
594 | if ( ! f.flags.pc ) { // no precision |
---|
595 | // printf( "%d %s\n", f.wd, &fmtstr[star] ); |
---|
596 | fmtstr[sizeof(SFMTNP)-2] = f.base; // sizeof includes '\0' |
---|
597 | fmt( os, &fmtstr[star], f.wd, f.val ); |
---|
598 | } else { // precision |
---|
599 | fmtstr[sizeof(SFMTP)-2] = f.base; // sizeof includes '\0' |
---|
600 | // printf( "%d %d %s\n", f.wd, f.pc, &fmtstr[star] ); |
---|
601 | fmt( os, &fmtstr[star], f.wd, f.pc, f.val ); |
---|
602 | } // if |
---|
603 | return os; |
---|
604 | } // ?|? |
---|
605 | void ?|?( ostype & os, _Ostream_Manip(const char *) f ) { (ostype &)(os | f); nl( os ); } |
---|
606 | } // distribution |
---|
607 | |
---|
608 | //--------------------------------------- |
---|
609 | |
---|
610 | // writes the range [begin, end) to the given stream |
---|
611 | forall( dtype ostype, otype elt_type | writeable( elt_type, ostype ), otype iterator_type | iterator( iterator_type, elt_type ) ) { |
---|
612 | void write( iterator_type begin, iterator_type end, ostype & os ) { |
---|
613 | void print( elt_type i ) { os | i; } |
---|
614 | for_each( begin, end, print ); |
---|
615 | } // ?|? |
---|
616 | |
---|
617 | void write_reverse( iterator_type begin, iterator_type end, ostype & os ) { |
---|
618 | void print( elt_type i ) { os | i; } |
---|
619 | for_each_reverse( begin, end, print ); |
---|
620 | } // ?|? |
---|
621 | } // distribution |
---|
622 | |
---|
623 | |
---|
624 | //*********************************** Istream *********************************** |
---|
625 | |
---|
626 | |
---|
627 | forall( dtype istype | istream( istype ) ) { |
---|
628 | istype & ?|?( istype & is, bool & b ) { |
---|
629 | char val[6]; |
---|
630 | fmt( is, "%5s", val ); |
---|
631 | if ( strcmp( val, "true" ) == 0 ) b = true; |
---|
632 | else if ( strcmp( val, "false" ) == 0 ) b = false; |
---|
633 | else { |
---|
634 | fprintf( stderr, "invalid Boolean constant\n" ); |
---|
635 | abort(); |
---|
636 | } // if |
---|
637 | return is; |
---|
638 | } // ?|? |
---|
639 | |
---|
640 | istype & ?|?( istype & is, char & c ) { |
---|
641 | char temp; |
---|
642 | for () { |
---|
643 | fmt( is, "%c", &temp ); // must pass pointer through varg to fmt |
---|
644 | // do not overwrite parameter with newline unless appropriate |
---|
645 | if ( temp != '\n' || getANL( is ) ) { c = temp; break; } |
---|
646 | if ( eof( is ) ) break; |
---|
647 | } // for |
---|
648 | return is; |
---|
649 | } // ?|? |
---|
650 | |
---|
651 | istype & ?|?( istype & is, signed char & sc ) { |
---|
652 | fmt( is, "%hhi", &sc ); |
---|
653 | return is; |
---|
654 | } // ?|? |
---|
655 | |
---|
656 | istype & ?|?( istype & is, unsigned char & usc ) { |
---|
657 | fmt( is, "%hhi", &usc ); |
---|
658 | return is; |
---|
659 | } // ?|? |
---|
660 | |
---|
661 | istype & ?|?( istype & is, short int & si ) { |
---|
662 | fmt( is, "%hi", &si ); |
---|
663 | return is; |
---|
664 | } // ?|? |
---|
665 | |
---|
666 | istype & ?|?( istype & is, unsigned short int & usi ) { |
---|
667 | fmt( is, "%hi", &usi ); |
---|
668 | return is; |
---|
669 | } // ?|? |
---|
670 | |
---|
671 | istype & ?|?( istype & is, int & i ) { |
---|
672 | fmt( is, "%i", &i ); |
---|
673 | return is; |
---|
674 | } // ?|? |
---|
675 | |
---|
676 | istype & ?|?( istype & is, unsigned int & ui ) { |
---|
677 | fmt( is, "%i", &ui ); |
---|
678 | return is; |
---|
679 | } // ?|? |
---|
680 | |
---|
681 | istype & ?|?( istype & is, long int & li ) { |
---|
682 | fmt( is, "%li", &li ); |
---|
683 | return is; |
---|
684 | } // ?|? |
---|
685 | |
---|
686 | istype & ?|?( istype & is, unsigned long int & ulli ) { |
---|
687 | fmt( is, "%li", &ulli ); |
---|
688 | return is; |
---|
689 | } // ?|? |
---|
690 | |
---|
691 | istype & ?|?( istype & is, long long int & lli ) { |
---|
692 | fmt( is, "%lli", &lli ); |
---|
693 | return is; |
---|
694 | } // ?|? |
---|
695 | |
---|
696 | istype & ?|?( istype & is, unsigned long long int & ulli ) { |
---|
697 | fmt( is, "%lli", &ulli ); |
---|
698 | return is; |
---|
699 | } // ?|? |
---|
700 | |
---|
701 | |
---|
702 | istype & ?|?( istype & is, float & f ) { |
---|
703 | fmt( is, "%f", &f ); |
---|
704 | return is; |
---|
705 | } // ?|? |
---|
706 | |
---|
707 | istype & ?|?( istype & is, double & d ) { |
---|
708 | fmt( is, "%lf", &d ); |
---|
709 | return is; |
---|
710 | } // ?|? |
---|
711 | |
---|
712 | istype & ?|?( istype & is, long double & ld ) { |
---|
713 | fmt( is, "%Lf", &ld ); |
---|
714 | return is; |
---|
715 | } // ?|? |
---|
716 | |
---|
717 | |
---|
718 | istype & ?|?( istype & is, float _Complex & fc ) { |
---|
719 | float re, im; |
---|
720 | fmt( is, "%f%fi", &re, &im ); |
---|
721 | fc = re + im * _Complex_I; |
---|
722 | return is; |
---|
723 | } // ?|? |
---|
724 | |
---|
725 | istype & ?|?( istype & is, double _Complex & dc ) { |
---|
726 | double re, im; |
---|
727 | fmt( is, "%lf%lfi", &re, &im ); |
---|
728 | dc = re + im * _Complex_I; |
---|
729 | return is; |
---|
730 | } // ?|? |
---|
731 | |
---|
732 | istype & ?|?( istype & is, long double _Complex & ldc ) { |
---|
733 | long double re, im; |
---|
734 | fmt( is, "%Lf%Lfi", &re, &im ); |
---|
735 | ldc = re + im * _Complex_I; |
---|
736 | return is; |
---|
737 | } // ?|? |
---|
738 | |
---|
739 | // manipulators |
---|
740 | istype & ?|?( istype & is, istype & (* manip)( istype & ) ) { |
---|
741 | return manip( is ); |
---|
742 | } // ?|? |
---|
743 | |
---|
744 | istype & nl( istype & is ) { |
---|
745 | fmt( is, "%*[^\n]" ); // ignore characters to newline |
---|
746 | return is; |
---|
747 | } // nl |
---|
748 | |
---|
749 | istype & nlOn( istype & is ) { |
---|
750 | nlOn( is ); // call void returning |
---|
751 | return is; |
---|
752 | } // nlOn |
---|
753 | |
---|
754 | istype & nlOff( istype & is ) { |
---|
755 | nlOff( is ); // call void returning |
---|
756 | return is; |
---|
757 | } // nlOff |
---|
758 | } // distribution |
---|
759 | |
---|
760 | _Istream_cstrUC cstr( char * str ) { return (_Istream_cstrUC){ str }; } |
---|
761 | forall( dtype istype | istream( istype ) ) |
---|
762 | istype & ?|?( istype & is, _Istream_cstrUC cstr ) { |
---|
763 | fmt( is, "%s", cstr.s ); |
---|
764 | return is; |
---|
765 | } // cstr |
---|
766 | |
---|
767 | _Istream_cstrC cstr( char * str, int size ) { return (_Istream_cstrC){ str, size }; } |
---|
768 | forall( dtype istype | istream( istype ) ) |
---|
769 | istype & ?|?( istype & is, _Istream_cstrC cstr ) { |
---|
770 | char buf[16]; |
---|
771 | sprintf( buf, "%%%ds", cstr.size ); |
---|
772 | fmt( is, buf, cstr.s ); |
---|
773 | return is; |
---|
774 | } // cstr |
---|
775 | |
---|
776 | #if 0 |
---|
777 | forall( dtype istype | istream( istype ) ) |
---|
778 | istype & ?|?( istype & is, _Istream_skip skip ) { |
---|
779 | fmt( is, skip.s, "" ); // no input arguments |
---|
780 | return is; |
---|
781 | } // skip |
---|
782 | |
---|
783 | forall( dtype istype | istream( istype ) ) |
---|
784 | istype & ?|?( istype & is, _Istream_incl incl ) { |
---|
785 | size_t len = strlen( incl.scanset ) + 4; // extras: "%[]\0" |
---|
786 | char fmtstr[len]; |
---|
787 | fmtstr[0] = '%'; fmtstr[1] = '['; |
---|
788 | strcpy( &fmtstr[2], incl.scanset ); // after '[', copy includes '\0' |
---|
789 | fmtstr[len - 2] = ']'; fmtstr[len - 1] = '\0'; |
---|
790 | fmt( is, fmtstr, incl.s ); |
---|
791 | return is; |
---|
792 | } // incl |
---|
793 | |
---|
794 | forall( dtype istype | istream( istype ) ) |
---|
795 | istype & ?|?( istype & is, _Istream_excl excl ) { |
---|
796 | size_t len = strlen( excl.scanset ); |
---|
797 | char fmtstr[len+5]; |
---|
798 | fmtstr[0] = '%'; fmtstr[1] = '['; fmtstr[2] = '^'; |
---|
799 | strcpy( &fmtstr[3], excl.scanset ); // after '^', copy includes '\0' |
---|
800 | fmtstr[len - 2] = ']'; fmtstr[len - 1] = '\0'; |
---|
801 | fmt( is, fmtstr, excl.s ); |
---|
802 | return is; |
---|
803 | } // excl |
---|
804 | |
---|
805 | forall( dtype istype | istream( istype ) ) |
---|
806 | istype & ?|?( istype & is, _Istream_cstr cstr ) { |
---|
807 | fmt( is, "%s", cstr.s ); |
---|
808 | return is; |
---|
809 | } // cstr |
---|
810 | |
---|
811 | _Istream_cstrW cstr( char * s, int size ) { return (_Istream_cstrW){ s, size }; } |
---|
812 | forall( dtype istype | istream( istype ) ) |
---|
813 | istype & ?|?( istype & is, _Istream_cstrW cstr ) { |
---|
814 | enum { size = 16 }; |
---|
815 | char fmtstr[size]; |
---|
816 | sprintf( fmtstr, "%%%ds", cstr.size ); |
---|
817 | fmt( is, fmtstr, cstr.s ); |
---|
818 | return is; |
---|
819 | } // cstr |
---|
820 | |
---|
821 | forall( dtype istype | istream( istype ) ) istype & ?|?( istype &, _Istream_Cstr ) { |
---|
822 | |
---|
823 | } |
---|
824 | |
---|
825 | //*********************************** Manipulators *********************************** |
---|
826 | |
---|
827 | #define InputFMTImpl( T, CODE ) \ |
---|
828 | forall( dtype istype | istream( istype ) ) \ |
---|
829 | istype & ?|?( istype & is, _Istream_Manip(T) f ) { \ |
---|
830 | enum { size = 16 }; \ |
---|
831 | char fmtstr[size]; \ |
---|
832 | if ( f.wd == -1 ) { \ |
---|
833 | snprintf( fmtstr, size, "%%%s%s", f.ignore ? "*" : "", CODE ); \ |
---|
834 | } else { \ |
---|
835 | snprintf( fmtstr, size, "%%%s%d%s", f.ignore ? "*" : "", f.wd, CODE ); \ |
---|
836 | } /* if */ \ |
---|
837 | /* printf( "%d %s %p\n", f.wd, fmtstr, &f.val ); */ \ |
---|
838 | fmt( is, fmtstr, &f.val ); \ |
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839 | return is; \ |
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840 | } /* ?|? */ |
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841 | |
---|
842 | InputFMTImpl( char, "c" ) |
---|
843 | InputFMTImpl( signed char, "hhi" ) |
---|
844 | InputFMTImpl( unsigned char, "hhi" ) |
---|
845 | InputFMTImpl( signed short int, "hi" ) |
---|
846 | InputFMTImpl( unsigned short int, "hi" ) |
---|
847 | InputFMTImpl( signed int, "i" ) |
---|
848 | InputFMTImpl( unsigned int, "i" ) |
---|
849 | InputFMTImpl( signed long int, "li" ) |
---|
850 | InputFMTImpl( unsigned long int, "li" ) |
---|
851 | InputFMTImpl( signed long long int, "lli" ) |
---|
852 | InputFMTImpl( unsigned long long int, "lli" ) |
---|
853 | |
---|
854 | InputFMTImpl( float, "f" ) |
---|
855 | InputFMTImpl( double, "lf" ) |
---|
856 | InputFMTImpl( long double, "Lf" ) |
---|
857 | |
---|
858 | InputFMTImpl( float _Complex, "ff" ) |
---|
859 | InputFMTImpl( double _Complex, "lf" ) |
---|
860 | InputFMTImpl( long double _Complex, "Lf" ) |
---|
861 | #endif // 0 |
---|
862 | |
---|
863 | // Local Variables: // |
---|
864 | // tab-width: 4 // |
---|
865 | // compile-command: "cfa iostream.cfa" // |
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866 | // End: // |
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