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 : Richard C. Bilson |
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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 : Mon Feb 1 14:20:30 2016 |
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13 | // Update Count : 60 |
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14 | // |
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15 | |
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16 | #include "iostream" |
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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 <string.h> // strlen |
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21 | #include <complex.h> // creal, cimag |
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22 | } |
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23 | |
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24 | forall( dtype ostype | ostream( ostype ) ) |
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25 | ostype * ?|?( ostype *os, char c ) { |
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26 | return write( os, &c, 1 ); |
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27 | } // ?|? |
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28 | |
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29 | forall( dtype ostype | ostream( ostype ) ) |
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30 | ostype * ?|?( ostype *os, int i ) { |
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31 | char buffer[32]; |
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32 | return write( os, buffer, sprintf( buffer, "%d", i ) ); |
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33 | } // ?|? |
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34 | |
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35 | forall( dtype ostype | ostream( ostype ) ) |
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36 | ostype * ?|?( ostype *os, unsigned int i ) { |
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37 | char buffer[32]; |
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38 | return write( os, buffer, sprintf( buffer, "%u", i ) ); |
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39 | } // ?|? |
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40 | |
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41 | forall( dtype ostype | ostream( ostype ) ) |
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42 | ostype * ?|?( ostype *os, long int i ) { |
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43 | char buffer[32]; |
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44 | return write( os, buffer, sprintf( buffer, "%ld", i ) ); |
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45 | } // ?|? |
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46 | |
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47 | forall( dtype ostype | ostream( ostype ) ) |
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48 | ostype * ?|?( ostype *os, long long int i ) { |
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49 | char buffer[32]; |
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50 | return write( os, buffer, sprintf( buffer, "%lld", i ) ); |
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51 | } // ?|? |
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52 | |
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53 | forall( dtype ostype | ostream( ostype ) ) |
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54 | ostype * ?|?( ostype *os, unsigned long int i ) { |
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55 | char buffer[32]; |
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56 | return write( os, buffer, sprintf( buffer, "%lu", i ) ); |
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57 | } // ?|? |
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58 | |
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59 | forall( dtype ostype | ostream( ostype ) ) |
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60 | ostype * ?|?( ostype *os, unsigned long long int i ) { |
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61 | char buffer[32]; |
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62 | return write( os, buffer, sprintf( buffer, "%llu", i ) ); |
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63 | } // ?|? |
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64 | |
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65 | forall( dtype ostype | ostream( ostype ) ) |
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66 | ostype * ?|?( ostype *os, float f ) { |
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67 | char buffer[32]; |
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68 | return write( os, buffer, sprintf( buffer, "%g", f ) ); |
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69 | } // ?|? |
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70 | |
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71 | forall( dtype ostype | ostream( ostype ) ) |
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72 | ostype * ?|?( ostype *os, double d ) { |
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73 | char buffer[32]; |
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74 | return write( os, buffer, sprintf( buffer, "%g", d ) ); |
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75 | } // ?|? |
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76 | |
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77 | forall( dtype ostype | ostream( ostype ) ) |
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78 | ostype * ?|?( ostype *os, long double d ) { |
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79 | char buffer[32]; |
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80 | return write( os, buffer, sprintf( buffer, "%Lg", d ) ); |
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81 | } // ?|? |
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82 | |
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83 | forall( dtype ostype | ostream( ostype ) ) |
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84 | ostype * ?|?( ostype *os, float _Complex c ) { |
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85 | return os | crealf( c ) | (cimagf( c ) < 0 ? "" : "+") | cimagf( c ) | 'i'; |
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86 | } // ?|? |
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87 | |
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88 | forall( dtype ostype | ostream( ostype ) ) |
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89 | ostype * ?|?( ostype *os, double _Complex c ) { |
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90 | return os | creal( c ) | (cimag( c ) < 0 ? "" : "+") | cimag( c ) | 'i'; |
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91 | } // ?|? |
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92 | |
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93 | forall( dtype ostype | ostream( ostype ) ) |
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94 | ostype * ?|?( ostype *os, long double _Complex c ) { |
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95 | return os | creall( c ) | (cimagl( c ) < 0 ? "" : "+") | cimagl( c ) | 'i'; |
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96 | } // ?|? |
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97 | |
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98 | forall( dtype ostype | ostream( ostype ) ) |
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99 | ostype * ?|?( ostype *os, const void *p ) { |
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100 | char buffer[32]; |
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101 | return write( os, buffer, sprintf( buffer, "%p", p ) ); |
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102 | } // ?|? |
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103 | |
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104 | forall( dtype ostype | ostream( ostype ) ) |
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105 | ostype * ?|?( ostype *os, const char *cp ) { |
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106 | return write( os, cp, strlen( cp ) ); |
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107 | } // ?|? |
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108 | |
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109 | |
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110 | forall( dtype ostype, dtype retostype | ostream( ostype ) | ostream( retostype ) ) |
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111 | retostype * ?|?( ostype *os, retostype * (*manip)(ostype*) ) { |
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112 | return manip(os); |
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113 | } |
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114 | |
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115 | forall( dtype ostype | ostream( ostype ) ) |
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116 | ostype * endl( ostype * os ) { |
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117 | os | "\n"; |
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118 | // flush |
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119 | return os; |
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120 | } // endl |
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121 | |
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122 | forall( type elt_type | writeable( elt_type ), |
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123 | type iterator_type | iterator( iterator_type, elt_type ), |
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124 | dtype os_type | ostream( os_type ) ) |
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125 | void write( iterator_type begin, iterator_type end, os_type *os ) { |
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126 | void print( elt_type i ) { |
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127 | os | i | ' '; |
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128 | } |
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129 | for_each( begin, end, print ); |
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130 | } // ?|? |
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131 | |
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132 | forall( type elt_type | writeable( elt_type ), |
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133 | type iterator_type | iterator( iterator_type, elt_type ), |
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134 | dtype os_type | ostream( os_type ) ) |
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135 | void write_reverse( iterator_type begin, iterator_type end, os_type *os ) { |
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136 | void print( elt_type i ) { os | i | ' '; } |
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137 | for_each_reverse( begin, end, print ); |
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138 | } // ?|? |
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139 | |
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140 | |
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141 | forall( dtype istype | istream( istype ) ) |
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142 | istype * ?|?( istype *is, char *cp ) { |
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143 | return read( is, cp, 1 ); |
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144 | } // ?|? |
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145 | |
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146 | forall( dtype istype | istream( istype ) ) |
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147 | istype * ?|?( istype *is, int *ip ) { |
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148 | char cur; |
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149 | |
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150 | // skip some whitespace |
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151 | do { |
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152 | is | &cur; |
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153 | if ( fail( is ) || eof( is ) ) return is; |
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154 | } while ( !( cur >= '0' && cur <= '9' ) ); |
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155 | |
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156 | // accumulate digits |
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157 | *ip = 0; |
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158 | while ( cur >= '0' && cur <= '9' ) { |
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159 | *ip = *ip * 10 + ( cur - '0' ); |
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160 | is | &cur; |
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161 | if ( fail( is ) || eof( is ) ) return is; |
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162 | } |
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163 | |
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164 | unread( is, cur ); |
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165 | return is; |
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166 | } // ?|? |
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167 | |
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168 | // Local Variables: // |
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169 | // tab-width: 4 // |
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170 | // compile-command: "cfa iostream.c" // |
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171 | // End: // |
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