[86bd7c1f] | 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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[b117e0c] | 7 | // iostream.cfa -- |
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[86bd7c1f] | 8 | // |
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[90c3b1c] | 9 | // Author : Peter A. Buhr |
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[86bd7c1f] | 10 | // Created On : Wed May 27 17:56:53 2015 |
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[e24f13a] | 11 | // Last Modified By : Peter A. Buhr |
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[4f37255] | 12 | // Last Modified On : Sat Jul 13 08:07:59 2019 |
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| 13 | // Update Count : 821 |
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[86bd7c1f] | 14 | // |
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[51b7345] | 15 | |
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[58b6d1b] | 16 | #include "iostream.hfa" |
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[d3b7937] | 17 | |
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[51b7345] | 18 | extern "C" { |
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| 19 | #include <stdio.h> |
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[53a6c2a] | 20 | #include <stdbool.h> // true/false |
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[200fcb3] | 21 | //#include <string.h> // strlen, strcmp |
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[44574f2] | 22 | extern size_t strlen (const char *__s) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1))); |
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[3c573e9] | 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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[52f85e0] | 26 | #include <float.h> // DBL_DIG, LDBL_DIG |
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[b2ac656] | 27 | #include <math.h> // isfinite |
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[d3b7937] | 28 | #include <complex.h> // creal, cimag |
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[3c573e9] | 29 | } // extern "C" |
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[51b7345] | 30 | |
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[61c7239] | 31 | |
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[65240bb] | 32 | //*********************************** ostream *********************************** |
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[61c7239] | 33 | |
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| 34 | |
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[3ce0d440] | 35 | forall( dtype ostype | ostream( ostype ) ) { |
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[17a1b21] | 36 | ostype & ?|?( ostype & os, zero_t ) { |
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| 37 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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| 38 | fmt( os, "%d", 0n ); |
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| 39 | return os; |
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| 40 | } // ?|? |
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| 41 | void ?|?( ostype & os, zero_t z ) { |
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[65240bb] | 42 | (ostype &)(os | z); ends( os ); |
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[17a1b21] | 43 | } // ?|? |
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| 44 | |
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| 45 | ostype & ?|?( ostype & os, one_t ) { |
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| 46 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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| 47 | fmt( os, "%d", 1n ); |
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| 48 | return os; |
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| 49 | } // ?|? |
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| 50 | void ?|?( ostype & os, one_t o ) { |
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[65240bb] | 51 | (ostype &)(os | o); ends( os ); |
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[17a1b21] | 52 | } // ?|? |
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| 53 | |
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[93c2e0a] | 54 | ostype & ?|?( ostype & os, bool b ) { |
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[3ce0d440] | 55 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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| 56 | fmt( os, "%s", b ? "true" : "false" ); |
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| 57 | return os; |
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| 58 | } // ?|? |
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[200fcb3] | 59 | void ?|?( ostype & os, bool b ) { |
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[65240bb] | 60 | (ostype &)(os | b); ends( os ); |
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[200fcb3] | 61 | } // ?|? |
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[51b7345] | 62 | |
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[200fcb3] | 63 | ostype & ?|?( ostype & os, char c ) { |
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| 64 | fmt( os, "%c", c ); |
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| 65 | if ( c == '\n' ) setNL( os, true ); |
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| 66 | return sepOff( os ); |
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| 67 | } // ?|? |
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| 68 | void ?|?( ostype & os, char c ) { |
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[65240bb] | 69 | (ostype &)(os | c); ends( os ); |
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[3ce0d440] | 70 | } // ?|? |
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| 71 | |
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[200fcb3] | 72 | ostype & ?|?( ostype & os, signed char sc ) { |
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[3ce0d440] | 73 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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[200fcb3] | 74 | fmt( os, "%hhd", sc ); |
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[3ce0d440] | 75 | return os; |
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| 76 | } // ?|? |
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[200fcb3] | 77 | void ?|?( ostype & os, signed char sc ) { |
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[65240bb] | 78 | (ostype &)(os | sc); ends( os ); |
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[200fcb3] | 79 | } // ?|? |
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[3ce0d440] | 80 | |
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[200fcb3] | 81 | ostype & ?|?( ostype & os, unsigned char usc ) { |
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[3ce0d440] | 82 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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[200fcb3] | 83 | fmt( os, "%hhu", usc ); |
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[3ce0d440] | 84 | return os; |
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| 85 | } // ?|? |
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[200fcb3] | 86 | void ?|?( ostype & os, unsigned char usc ) { |
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[65240bb] | 87 | (ostype &)(os | usc); ends( os ); |
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[200fcb3] | 88 | } // ?|? |
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[3ce0d440] | 89 | |
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| 90 | ostype & ?|?( ostype & os, short int si ) { |
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| 91 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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| 92 | fmt( os, "%hd", si ); |
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| 93 | return os; |
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| 94 | } // ?|? |
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[200fcb3] | 95 | void & ?|?( ostype & os, short int si ) { |
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[65240bb] | 96 | (ostype &)(os | si); ends( os ); |
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[200fcb3] | 97 | } // ?|? |
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[3ce0d440] | 98 | |
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| 99 | ostype & ?|?( ostype & os, unsigned short int usi ) { |
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| 100 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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| 101 | fmt( os, "%hu", usi ); |
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| 102 | return os; |
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| 103 | } // ?|? |
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[200fcb3] | 104 | void & ?|?( ostype & os, unsigned short int usi ) { |
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[65240bb] | 105 | (ostype &)(os | usi); ends( os ); |
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[200fcb3] | 106 | } // ?|? |
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[3ce0d440] | 107 | |
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| 108 | ostype & ?|?( ostype & os, int i ) { |
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| 109 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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| 110 | fmt( os, "%d", i ); |
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| 111 | return os; |
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| 112 | } // ?|? |
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[200fcb3] | 113 | void & ?|?( ostype & os, int i ) { |
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[65240bb] | 114 | (ostype &)(os | i); ends( os ); |
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[200fcb3] | 115 | } // ?|? |
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[3ce0d440] | 116 | |
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| 117 | ostype & ?|?( ostype & os, unsigned int ui ) { |
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| 118 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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| 119 | fmt( os, "%u", ui ); |
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| 120 | return os; |
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| 121 | } // ?|? |
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[200fcb3] | 122 | void & ?|?( ostype & os, unsigned int ui ) { |
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[65240bb] | 123 | (ostype &)(os | ui); ends( os ); |
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[200fcb3] | 124 | } // ?|? |
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[3ce0d440] | 125 | |
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| 126 | ostype & ?|?( ostype & os, long int li ) { |
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| 127 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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| 128 | fmt( os, "%ld", li ); |
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| 129 | return os; |
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| 130 | } // ?|? |
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[200fcb3] | 131 | void & ?|?( ostype & os, long int li ) { |
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[65240bb] | 132 | (ostype &)(os | li); ends( os ); |
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[200fcb3] | 133 | } // ?|? |
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[3ce0d440] | 134 | |
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| 135 | ostype & ?|?( ostype & os, unsigned long int uli ) { |
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| 136 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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| 137 | fmt( os, "%lu", uli ); |
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| 138 | return os; |
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| 139 | } // ?|? |
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[200fcb3] | 140 | void & ?|?( ostype & os, unsigned long int uli ) { |
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[65240bb] | 141 | (ostype &)(os | uli); ends( os ); |
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[200fcb3] | 142 | } // ?|? |
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[3ce0d440] | 143 | |
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| 144 | ostype & ?|?( ostype & os, long long int lli ) { |
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| 145 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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| 146 | fmt( os, "%lld", lli ); |
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| 147 | return os; |
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| 148 | } // ?|? |
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[200fcb3] | 149 | void & ?|?( ostype & os, long long int lli ) { |
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[65240bb] | 150 | (ostype &)(os | lli); ends( os ); |
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[200fcb3] | 151 | } // ?|? |
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[3ce0d440] | 152 | |
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| 153 | ostype & ?|?( ostype & os, unsigned long long int ulli ) { |
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| 154 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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| 155 | fmt( os, "%llu", ulli ); |
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| 156 | return os; |
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| 157 | } // ?|? |
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[200fcb3] | 158 | void & ?|?( ostype & os, unsigned long long int ulli ) { |
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[65240bb] | 159 | (ostype &)(os | ulli); ends( os ); |
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[200fcb3] | 160 | } // ?|? |
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[3ce0d440] | 161 | |
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[e63326b] | 162 | #define PrintWithDP( os, format, val, ... ) \ |
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| 163 | { \ |
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| 164 | enum { size = 48 }; \ |
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| 165 | char buf[size]; \ |
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| 166 | int len = snprintf( buf, size, format, ##__VA_ARGS__, val ); \ |
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| 167 | fmt( os, "%s", buf ); \ |
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| 168 | if ( isfinite( val ) ) { /* if number, always print decimal point */ \ |
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| 169 | for ( int i = 0;; i += 1 ) { \ |
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| 170 | if ( i == len ) { fmt( os, "." ); break; } \ |
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| 171 | if ( buf[i] == '.' ) break; \ |
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| 172 | } /* for */ \ |
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| 173 | } /* if */ \ |
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| 174 | } |
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[b2ac656] | 175 | |
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[3ce0d440] | 176 | ostype & ?|?( ostype & os, float f ) { |
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| 177 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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[e63326b] | 178 | PrintWithDP( os, "%g", f ); |
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[3ce0d440] | 179 | return os; |
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| 180 | } // ?|? |
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[200fcb3] | 181 | void & ?|?( ostype & os, float f ) { |
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[65240bb] | 182 | (ostype &)(os | f); ends( os ); |
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[200fcb3] | 183 | } // ?|? |
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[3ce0d440] | 184 | |
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| 185 | ostype & ?|?( ostype & os, double d ) { |
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| 186 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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[e63326b] | 187 | PrintWithDP( os, "%.*lg", d, DBL_DIG ); |
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[3ce0d440] | 188 | return os; |
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| 189 | } // ?|? |
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[200fcb3] | 190 | void & ?|?( ostype & os, double d ) { |
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[65240bb] | 191 | (ostype &)(os | d); ends( os ); |
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[200fcb3] | 192 | } // ?|? |
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[3ce0d440] | 193 | |
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| 194 | ostype & ?|?( ostype & os, long double ld ) { |
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| 195 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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[e63326b] | 196 | PrintWithDP( os, "%.*Lg", ld, LDBL_DIG ); |
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[3ce0d440] | 197 | return os; |
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| 198 | } // ?|? |
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[200fcb3] | 199 | void & ?|?( ostype & os, long double ld ) { |
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[65240bb] | 200 | (ostype &)(os | ld); ends( os ); |
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[200fcb3] | 201 | } // ?|? |
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[3ce0d440] | 202 | |
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| 203 | ostype & ?|?( ostype & os, float _Complex fc ) { |
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| 204 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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[b2ac656] | 205 | // os | crealf( fc ) | nonl; |
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[3c573e9] | 206 | PrintWithDP( os, "%g", crealf( fc ) ); |
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| 207 | PrintWithDP( os, "%+g", cimagf( fc ) ); |
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[3c5dee4] | 208 | fmt( os, "i" ); |
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[3ce0d440] | 209 | return os; |
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| 210 | } // ?|? |
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[200fcb3] | 211 | void & ?|?( ostype & os, float _Complex fc ) { |
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[65240bb] | 212 | (ostype &)(os | fc); ends( os ); |
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[200fcb3] | 213 | } // ?|? |
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[3ce0d440] | 214 | |
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| 215 | ostype & ?|?( ostype & os, double _Complex dc ) { |
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| 216 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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[b2ac656] | 217 | // os | creal( dc ) | nonl; |
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[3c573e9] | 218 | PrintWithDP( os, "%.*lg", creal( dc ), DBL_DIG ); |
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| 219 | PrintWithDP( os, "%+.*lg", cimag( dc ), DBL_DIG ); |
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[3c5dee4] | 220 | fmt( os, "i" ); |
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[3ce0d440] | 221 | return os; |
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| 222 | } // ?|? |
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[200fcb3] | 223 | void & ?|?( ostype & os, double _Complex dc ) { |
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[65240bb] | 224 | (ostype &)(os | dc); ends( os ); |
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[200fcb3] | 225 | } // ?|? |
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[3ce0d440] | 226 | |
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| 227 | ostype & ?|?( ostype & os, long double _Complex ldc ) { |
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| 228 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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[b2ac656] | 229 | // os | creall( ldc ) || nonl; |
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[3c573e9] | 230 | PrintWithDP( os, "%.*Lg", creall( ldc ), LDBL_DIG ); |
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| 231 | PrintWithDP( os, "%+.*Lg", cimagl( ldc ), LDBL_DIG ); |
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[3c5dee4] | 232 | fmt( os, "i" ); |
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[3ce0d440] | 233 | return os; |
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| 234 | } // ?|? |
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[200fcb3] | 235 | void & ?|?( ostype & os, long double _Complex ldc ) { |
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[65240bb] | 236 | (ostype &)(os | ldc); ends( os ); |
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[200fcb3] | 237 | } // ?|? |
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[3ce0d440] | 238 | |
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| 239 | ostype & ?|?( ostype & os, const char * str ) { |
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| 240 | enum { Open = 1, Close, OpenClose }; |
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| 241 | static const unsigned char mask[256] @= { |
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| 242 | // opening delimiters, no space after |
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| 243 | ['('] : Open, ['['] : Open, ['{'] : Open, |
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[ad72c8b] | 244 | ['='] : Open, ['$'] : Open, [(unsigned char)'£'] : Open, [(unsigned char)'¥'] : Open, |
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| 245 | [(unsigned char)'¡'] : Open, [(unsigned char)'¿'] : Open, [(unsigned char)'«'] : Open, |
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[3ce0d440] | 246 | // closing delimiters, no space before |
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| 247 | [','] : Close, ['.'] : Close, [';'] : Close, ['!'] : Close, ['?'] : Close, |
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[ad72c8b] | 248 | ['%'] : Close, [(unsigned char)'¢'] : Close, [(unsigned char)'»'] : Close, |
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[3ce0d440] | 249 | [')'] : Close, [']'] : Close, ['}'] : Close, |
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| 250 | // opening-closing delimiters, no space before or after |
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| 251 | ['\''] : OpenClose, ['`'] : OpenClose, ['"'] : OpenClose, [':'] : OpenClose, |
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| 252 | [' '] : OpenClose, ['\f'] : OpenClose, ['\n'] : OpenClose, ['\r'] : OpenClose, ['\t'] : OpenClose, ['\v'] : OpenClose, // isspace |
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| 253 | }; // mask |
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| 254 | |
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| 255 | if ( str[0] == '\0' ) { sepOff( os ); return os; } // null string => no separator |
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| 256 | |
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| 257 | // first character IS NOT spacing or closing punctuation => add left separator |
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| 258 | unsigned char ch = str[0]; // must make unsigned |
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| 259 | if ( sepPrt( os ) && mask[ ch ] != Close && mask[ ch ] != OpenClose ) { |
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| 260 | fmt( os, "%s", sepGetCur( os ) ); |
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| 261 | } // if |
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| 262 | |
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| 263 | // if string starts line, must reset to determine open state because separator is off |
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| 264 | sepReset( os ); // reset separator |
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| 265 | |
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| 266 | // last character IS spacing or opening punctuation => turn off separator for next item |
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| 267 | size_t len = strlen( str ); |
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| 268 | ch = str[len - 1]; // must make unsigned |
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| 269 | if ( sepPrt( os ) && mask[ ch ] != Open && mask[ ch ] != OpenClose ) { |
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| 270 | sepOn( os ); |
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| 271 | } else { |
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| 272 | sepOff( os ); |
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| 273 | } // if |
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| 274 | if ( ch == '\n' ) setNL( os, true ); // check *AFTER* sepPrt call above as it resets NL flag |
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| 275 | return write( os, str, len ); |
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| 276 | } // ?|? |
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[200fcb3] | 277 | void ?|?( ostype & os, const char * str ) { |
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[65240bb] | 278 | (ostype &)(os | str); ends( os ); |
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[200fcb3] | 279 | } // ?|? |
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[3ce0d440] | 280 | |
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| 281 | // ostype & ?|?( ostype & os, const char16_t * str ) { |
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| 282 | // if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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| 283 | // fmt( os, "%ls", str ); |
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| 284 | // return os; |
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| 285 | // } // ?|? |
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[d3b7937] | 286 | |
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[3ce0d440] | 287 | // #if ! ( __ARM_ARCH_ISA_ARM == 1 && __ARM_32BIT_STATE == 1 ) // char32_t == wchar_t => ambiguous |
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| 288 | // ostype & ?|?( ostype & os, const char32_t * str ) { |
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| 289 | // if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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| 290 | // fmt( os, "%ls", str ); |
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| 291 | // return os; |
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| 292 | // } // ?|? |
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| 293 | // #endif // ! ( __ARM_ARCH_ISA_ARM == 1 && __ARM_32BIT_STATE == 1 ) |
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[d3b7937] | 294 | |
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[3ce0d440] | 295 | // ostype & ?|?( ostype & os, const wchar_t * str ) { |
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| 296 | // if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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| 297 | // fmt( os, "%ls", str ); |
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| 298 | // return os; |
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| 299 | // } // ?|? |
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| 300 | |
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| 301 | ostype & ?|?( ostype & os, const void * p ) { |
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| 302 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
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| 303 | fmt( os, "%p", p ); |
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| 304 | return os; |
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| 305 | } // ?|? |
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[200fcb3] | 306 | void ?|?( ostype & os, const void * p ) { |
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[65240bb] | 307 | (ostype &)(os | p); ends( os ); |
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[200fcb3] | 308 | } // ?|? |
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[3ce0d440] | 309 | |
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| 310 | // manipulators |
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| 311 | ostype & ?|?( ostype & os, ostype & (* manip)( ostype & ) ) { |
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[9d362a0] | 312 | (ostype &)(manip( os )); |
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[200fcb3] | 313 | return os; |
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| 314 | } // ?|? |
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| 315 | void ?|?( ostype & os, ostype & (* manip)( ostype & ) ) { |
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[9d362a0] | 316 | (ostype &)(manip( os )); |
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[65240bb] | 317 | if ( getPrt( os ) ) ends( os ); // something printed ? |
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[5ea5b28] | 318 | setPrt( os, false ); // turn off |
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[3ce0d440] | 319 | } // ?|? |
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| 320 | |
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| 321 | ostype & sep( ostype & os ) { |
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[9d362a0] | 322 | return (ostype &)(os | sepGet( os )); |
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[3ce0d440] | 323 | } // sep |
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| 324 | |
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| 325 | ostype & sepTuple( ostype & os ) { |
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[200fcb3] | 326 | return os | sepGetTuple( os ); |
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[3ce0d440] | 327 | } // sepTuple |
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| 328 | |
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[200fcb3] | 329 | ostype & nl( ostype & os ) { |
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[9d362a0] | 330 | (ostype &)(os | '\n'); |
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[5ea5b28] | 331 | setPrt( os, false ); // turn off |
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[3ce0d440] | 332 | setNL( os, true ); |
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| 333 | flush( os ); |
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[200fcb3] | 334 | return sepOff( os ); // prepare for next line |
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| 335 | } // nl |
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| 336 | |
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| 337 | ostype & nonl( ostype & os ) { |
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[5ea5b28] | 338 | setPrt( os, false ); // turn off |
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[3ce0d440] | 339 | return os; |
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[200fcb3] | 340 | } // nonl |
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[3ce0d440] | 341 | |
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| 342 | ostype & sepOn( ostype & os ) { |
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[200fcb3] | 343 | sepOn( os ); // call void returning |
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[3ce0d440] | 344 | return os; |
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| 345 | } // sepOn |
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| 346 | |
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| 347 | ostype & sepOff( ostype & os ) { |
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[200fcb3] | 348 | sepOff( os ); // call void returning |
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[3ce0d440] | 349 | return os; |
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| 350 | } // sepOff |
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[6de9f4a] | 351 | |
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[3ce0d440] | 352 | ostype & sepEnable( ostype & os ) { |
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[200fcb3] | 353 | sepEnable( os ); // call void returning |
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[3ce0d440] | 354 | return os; |
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| 355 | } // sepEnable |
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[b6dc097] | 356 | |
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[3ce0d440] | 357 | ostype & sepDisable( ostype & os ) { |
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[200fcb3] | 358 | sepDisable( os ); // call void returning |
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[3ce0d440] | 359 | return os; |
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| 360 | } // sepDisable |
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[cf16f94] | 361 | |
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[200fcb3] | 362 | ostype & nlOn( ostype & os ) { |
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| 363 | nlOn( os ); // call void returning |
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| 364 | return os; |
---|
| 365 | } // nlOn |
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| 366 | |
---|
| 367 | ostype & nlOff( ostype & os ) { |
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| 368 | nlOff( os ); // call void returning |
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| 369 | return os; |
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| 370 | } // nlOff |
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| 371 | } // distribution |
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[cf16f94] | 372 | |
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[c443d1d] | 373 | // tuples |
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[200fcb3] | 374 | forall( dtype ostype, otype T, ttype Params | writeable( T, ostype ) | { ostype & ?|?( ostype &, Params ); } ) { |
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| 375 | ostype & ?|?( ostype & os, T arg, Params rest ) { |
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[9d362a0] | 376 | (ostype &)(os | arg); // print first argument |
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[200fcb3] | 377 | sepSetCur( os, sepGetTuple( os ) ); // switch to tuple separator |
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[9d362a0] | 378 | (ostype &)(os | rest); // print remaining arguments |
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[200fcb3] | 379 | sepSetCur( os, sepGet( os ) ); // switch to regular separator |
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| 380 | return os; |
---|
| 381 | } // ?|? |
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| 382 | void ?|?( ostype & os, T arg, Params rest ) { |
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[65240bb] | 383 | // (ostype &)(?|?( os, arg, rest )); ends( os ); |
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[9d362a0] | 384 | (ostype &)(os | arg); // print first argument |
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[200fcb3] | 385 | sepSetCur( os, sepGetTuple( os ) ); // switch to tuple separator |
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[9d362a0] | 386 | (ostype &)(os | rest); // print remaining arguments |
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[200fcb3] | 387 | sepSetCur( os, sepGet( os ) ); // switch to regular separator |
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[65240bb] | 388 | ends( os ); |
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[200fcb3] | 389 | } // ?|? |
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| 390 | } // distribution |
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[c443d1d] | 391 | |
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[61c7239] | 392 | // writes the range [begin, end) to the given stream |
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| 393 | forall( dtype ostype, otype elt_type | writeable( elt_type, ostype ), otype iterator_type | iterator( iterator_type, elt_type ) ) { |
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| 394 | void write( iterator_type begin, iterator_type end, ostype & os ) { |
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| 395 | void print( elt_type i ) { os | i; } |
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| 396 | for_each( begin, end, print ); |
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| 397 | } // ?|? |
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| 398 | |
---|
| 399 | void write_reverse( iterator_type begin, iterator_type end, ostype & os ) { |
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| 400 | void print( elt_type i ) { os | i; } |
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| 401 | for_each_reverse( begin, end, print ); |
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| 402 | } // ?|? |
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| 403 | } // distribution |
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| 404 | |
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[65240bb] | 405 | //*********************************** manipulators *********************************** |
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[3c573e9] | 406 | |
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[65240bb] | 407 | //*********************************** integral *********************************** |
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[3c573e9] | 408 | |
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| 409 | static const char * shortbin[] = { "0", "1", "10", "11", "100", "101", "110", "111", "1000", "1001", "1010", "1011", "1100", "1101", "1110", "1111" }; |
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| 410 | static const char * longbin[] = { "0000", "0001", "0010", "0011", "0100", "0101", "0110", "0111", "1000", "1001", "1010", "1011", "1100", "1101", "1110", "1111" }; |
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| 411 | |
---|
| 412 | // Default prefix for non-decimal prints is 0b, 0, 0x. |
---|
| 413 | #define IntegralFMTImpl( T, CODE, IFMTNP, IFMTP ) \ |
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| 414 | forall( dtype ostype | ostream( ostype ) ) { \ |
---|
| 415 | ostype & ?|?( ostype & os, _Ostream_Manip(T) f ) { \ |
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| 416 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); \ |
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| 417 | \ |
---|
| 418 | if ( f.base == 'b' || f.base == 'B' ) { /* bespoke binary format */ \ |
---|
| 419 | int bits; \ |
---|
| 420 | if ( f.val == (T){0} ) bits = 1; /* force at least one bit to print */ \ |
---|
| 421 | else bits = sizeof(long long int) * 8 - __builtin_clzll( f.val ); /* position of most significant bit */ \ |
---|
| 422 | bits = bits > sizeof(f.val) * 8 ? sizeof(f.val) * 8 : bits; \ |
---|
| 423 | int spaces = f.wd - bits; /* can be negative */ \ |
---|
| 424 | if ( ! f.flags.nobsdp ) { spaces -= 2; } /* base prefix takes space */ \ |
---|
| 425 | /* printf( "%d %d\n", bits, spaces ); */ \ |
---|
| 426 | if ( ! f.flags.left ) { /* right justified ? */ \ |
---|
| 427 | /* Note, base prefix then zero padding or spacing then prefix. */ \ |
---|
| 428 | if ( f.flags.pad0 || f.flags.pc ) { \ |
---|
| 429 | if ( ! f.flags.nobsdp ) { fmt( os, "0%c", f.base ); } \ |
---|
| 430 | if ( f.flags.pc ) spaces = f.pc - bits; \ |
---|
| 431 | if ( spaces > 0 ) fmt( os, "%0*d", spaces, 0 ); /* zero pad */ \ |
---|
| 432 | } else { \ |
---|
| 433 | if ( spaces > 0 ) fmt( os, "%*s", spaces, " " ); /* space pad */ \ |
---|
| 434 | if ( ! f.flags.nobsdp ) { fmt( os, "0%c", f.base ); } \ |
---|
| 435 | } /* if */ \ |
---|
| 436 | } else if ( ! f.flags.nobsdp ) { \ |
---|
| 437 | fmt( os, "0%c", f.base ); \ |
---|
| 438 | } /* if */ \ |
---|
| 439 | int shift = (bits - 1) / 4 * 4; /* floor( bits - 1, 4 ) */ \ |
---|
| 440 | typeof( f.val ) temp = f.val; \ |
---|
| 441 | fmt( os, "%s", shortbin[(temp >> shift) & 0xf] ); \ |
---|
| 442 | for () { \ |
---|
| 443 | shift -= 4; \ |
---|
| 444 | if ( shift < 0 ) break; \ |
---|
| 445 | temp = f.val; \ |
---|
| 446 | fmt( os, "%s", longbin[(temp >> shift) & 0xf] ); \ |
---|
| 447 | } /* for */ \ |
---|
| 448 | if ( f.flags.left && spaces > 0 ) fmt( os, "%*s", spaces, " " ); \ |
---|
| 449 | return os; \ |
---|
| 450 | } /* if */ \ |
---|
| 451 | \ |
---|
| 452 | char fmtstr[sizeof(IFMTP)]; /* sizeof includes '\0' */ \ |
---|
| 453 | if ( ! f.flags.pc ) memcpy( &fmtstr, IFMTNP, sizeof(IFMTNP) ); \ |
---|
| 454 | else memcpy( &fmtstr, IFMTP, sizeof(IFMTP) ); \ |
---|
| 455 | int star = 4; /* position before first '*' */ \ |
---|
| 456 | \ |
---|
| 457 | /* Insert flags into spaces before '*', from right to left. */ \ |
---|
| 458 | if ( ! f.flags.nobsdp ) { fmtstr[star] = '#'; star -= 1; } \ |
---|
| 459 | if ( f.flags.left ) { fmtstr[star] = '-'; star -= 1; } \ |
---|
| 460 | if ( f.flags.sign && f.base == CODE ) { fmtstr[star] = '+'; star -= 1; } \ |
---|
| 461 | if ( f.flags.pad0 && ! f.flags.pc ) { fmtstr[star] = '0'; star -= 1; } \ |
---|
| 462 | fmtstr[star] = '%'; \ |
---|
| 463 | \ |
---|
| 464 | if ( ! f.flags.pc ) { /* no precision */ \ |
---|
| 465 | /* printf( "%s\n", &fmtstr[star] ); */ \ |
---|
| 466 | fmtstr[sizeof(IFMTNP)-2] = f.base; /* sizeof includes '\0' */ \ |
---|
| 467 | fmt( os, &fmtstr[star], f.wd, f.val ); \ |
---|
| 468 | } else { /* precision */ \ |
---|
| 469 | fmtstr[sizeof(IFMTP)-2] = f.base; /* sizeof includes '\0' */ \ |
---|
| 470 | /* printf( "%s\n", &fmtstr[star] ); */ \ |
---|
| 471 | fmt( os, &fmtstr[star], f.wd, f.pc, f.val ); \ |
---|
| 472 | } /* if */ \ |
---|
| 473 | return os; \ |
---|
| 474 | } /* ?|? */ \ |
---|
[65240bb] | 475 | void ?|?( ostype & os, _Ostream_Manip(T) f ) { (ostype &)(os | f); ends( os ); } \ |
---|
[3c573e9] | 476 | } // distribution |
---|
| 477 | |
---|
| 478 | IntegralFMTImpl( signed char, 'd', "% *hh ", "% *.*hh " ) |
---|
| 479 | IntegralFMTImpl( unsigned char, 'u', "% *hh ", "% *.*hh " ) |
---|
| 480 | IntegralFMTImpl( signed short int, 'd', "% *h ", "% *.*h " ) |
---|
| 481 | IntegralFMTImpl( unsigned short int, 'u', "% *h ", "% *.*h " ) |
---|
| 482 | IntegralFMTImpl( signed int, 'd', "% * ", "% *.* " ) |
---|
| 483 | IntegralFMTImpl( unsigned int, 'u', "% * ", "% *.* " ) |
---|
| 484 | IntegralFMTImpl( signed long int, 'd', "% *l ", "% *.*l " ) |
---|
| 485 | IntegralFMTImpl( unsigned long int, 'u', "% *l ", "% *.*l " ) |
---|
| 486 | IntegralFMTImpl( signed long long int, 'd', "% *ll ", "% *.*ll " ) |
---|
| 487 | IntegralFMTImpl( unsigned long long int, 'u', "% *ll ", "% *.*ll " ) |
---|
| 488 | |
---|
[65240bb] | 489 | //*********************************** floating point *********************************** |
---|
[3c573e9] | 490 | |
---|
| 491 | #define PrintWithDP2( os, format, val, ... ) \ |
---|
| 492 | { \ |
---|
| 493 | enum { size = 48 }; \ |
---|
| 494 | char buf[size]; \ |
---|
| 495 | int bufbeg = 0, i, len = snprintf( buf, size, format, ##__VA_ARGS__, val ); \ |
---|
| 496 | if ( isfinite( val ) && (f.base != 'g' || f.pc != 0) ) { /* if number, print decimal point */ \ |
---|
| 497 | for ( i = 0; i < len && buf[i] != '.' && buf[i] != 'e' && buf[i] != 'E'; i += 1 ); /* decimal point or scientific ? */ \ |
---|
| 498 | if ( i == len && ! f.flags.nobsdp ) { \ |
---|
| 499 | if ( ! f.flags.left ) { \ |
---|
| 500 | buf[i] = '.'; buf[i + 1] = '\0'; \ |
---|
[4f37255] | 501 | if ( buf[0] == ' ' ) bufbeg = 1; /* decimal point within width */ \ |
---|
[3c573e9] | 502 | } else { \ |
---|
| 503 | for ( i = 0; i < len && buf[i] != ' '; i += 1 ); /* trailing blank ? */ \ |
---|
| 504 | buf[i] = '.'; \ |
---|
| 505 | if ( i == len ) buf[i + 1] = '\0'; \ |
---|
| 506 | } /* if */ \ |
---|
| 507 | } /* if */ \ |
---|
| 508 | } /* if */ \ |
---|
| 509 | fmt( os, "%s", &buf[bufbeg] ); \ |
---|
| 510 | } |
---|
| 511 | |
---|
| 512 | #define FloatingPointFMTImpl( T, DFMTNP, DFMTP ) \ |
---|
| 513 | forall( dtype ostype | ostream( ostype ) ) { \ |
---|
| 514 | ostype & ?|?( ostype & os, _Ostream_Manip(T) f ) { \ |
---|
| 515 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); \ |
---|
| 516 | char fmtstr[sizeof(DFMTP)]; /* sizeof includes '\0' */ \ |
---|
| 517 | if ( ! f.flags.pc ) memcpy( &fmtstr, DFMTNP, sizeof(DFMTNP) ); \ |
---|
| 518 | else memcpy( &fmtstr, DFMTP, sizeof(DFMTP) ); \ |
---|
| 519 | int star = 4; /* position before first '*' */ \ |
---|
| 520 | \ |
---|
| 521 | /* Insert flags into spaces before '*', from right to left. */ \ |
---|
| 522 | if ( f.flags.left ) { fmtstr[star] = '-'; star -= 1; } \ |
---|
| 523 | if ( f.flags.sign ) { fmtstr[star] = '+'; star -= 1; } \ |
---|
| 524 | if ( f.flags.pad0 ) { fmtstr[star] = '0'; star -= 1; } \ |
---|
| 525 | fmtstr[star] = '%'; \ |
---|
| 526 | \ |
---|
| 527 | if ( ! f.flags.pc ) { /* no precision */ \ |
---|
| 528 | fmtstr[sizeof(DFMTNP)-2] = f.base; /* sizeof includes '\0' */ \ |
---|
| 529 | /* printf( "%g %d %s\n", f.val, f.wd, &fmtstr[star]); */ \ |
---|
| 530 | PrintWithDP2( os, &fmtstr[star], f.val, f.wd ) \ |
---|
| 531 | } else { /* precision */ \ |
---|
| 532 | fmtstr[sizeof(DFMTP)-2] = f.base; /* sizeof includes '\0' */ \ |
---|
| 533 | /* printf( "%g %d %d %s\n", f.val, f.wd, f.pc, &fmtstr[star] ); */ \ |
---|
| 534 | PrintWithDP2( os, &fmtstr[star], f.val, f.wd, f.pc ) \ |
---|
| 535 | } /* if */ \ |
---|
| 536 | return os; \ |
---|
| 537 | } /* ?|? */ \ |
---|
[65240bb] | 538 | void ?|?( ostype & os, _Ostream_Manip(T) f ) { (ostype &)(os | f); ends( os ); } \ |
---|
[3c573e9] | 539 | } // distribution |
---|
| 540 | |
---|
| 541 | FloatingPointFMTImpl( double, "% * ", "% *.* " ) |
---|
| 542 | FloatingPointFMTImpl( long double, "% *L ", "% *.*L " ) |
---|
| 543 | |
---|
[65240bb] | 544 | //*********************************** character *********************************** |
---|
[3c573e9] | 545 | |
---|
| 546 | forall( dtype ostype | ostream( ostype ) ) { |
---|
| 547 | ostype & ?|?( ostype & os, _Ostream_Manip(char) f ) { |
---|
[4f37255] | 548 | if ( f.base != 'c' ) { // bespoke binary/octal/hex format |
---|
[3c573e9] | 549 | _Ostream_Manip(unsigned char) fmtuc @= { f.val, f.wd, f.pc, f.base, {'\0'} }; |
---|
| 550 | fmtuc.flags.pc = f.flags.pc; |
---|
| 551 | fmtuc.flags.nobsdp = f.flags.nobsdp; |
---|
| 552 | // os | fmtuc | nonl; |
---|
| 553 | (ostype &)(os | fmtuc); |
---|
| 554 | return os; |
---|
| 555 | } // if |
---|
| 556 | |
---|
| 557 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
---|
| 558 | |
---|
| 559 | #define CFMTNP "% * " |
---|
[4f37255] | 560 | char fmtstr[sizeof(CFMTNP)]; // sizeof includes '\0' |
---|
[3c573e9] | 561 | memcpy( &fmtstr, CFMTNP, sizeof(CFMTNP) ); |
---|
[4f37255] | 562 | int star = 1; // position before first '*' |
---|
[3c573e9] | 563 | |
---|
| 564 | // Insert flags into spaces before '*', from right to left. |
---|
| 565 | if ( f.flags.left ) { fmtstr[star] = '-'; star -= 1; } |
---|
| 566 | fmtstr[star] = '%'; |
---|
| 567 | |
---|
[4f37255] | 568 | fmtstr[sizeof(CFMTNP)-2] = f.base; // sizeof includes '\0' |
---|
[3c573e9] | 569 | // printf( "%d %s\n", f.wd, &fmtstr[star] ); |
---|
| 570 | fmt( os, &fmtstr[star], f.wd, f.val ); |
---|
| 571 | return os; |
---|
| 572 | } // ?|? |
---|
[65240bb] | 573 | void ?|?( ostype & os, _Ostream_Manip(char) f ) { (ostype &)(os | f); ends( os ); } |
---|
[3c573e9] | 574 | } // distribution |
---|
| 575 | |
---|
[65240bb] | 576 | //*********************************** C string *********************************** |
---|
[3c573e9] | 577 | |
---|
| 578 | forall( dtype ostype | ostream( ostype ) ) { |
---|
| 579 | ostype & ?|?( ostype & os, _Ostream_Manip(const char *) f ) { |
---|
| 580 | if ( ! f.val ) return os; // null pointer ? |
---|
| 581 | |
---|
| 582 | if ( f.base != 's' ) { // bespoke binary/octal/hex format |
---|
| 583 | _Ostream_Manip(unsigned char) fmtuc @= { 0, f.wd, f.pc, f.base, {'\0'} }; |
---|
| 584 | fmtuc.flags.pc = f.flags.pc; |
---|
| 585 | fmtuc.flags.nobsdp = f.flags.nobsdp; |
---|
| 586 | for ( unsigned int i = 0; f.val[i] != '\0'; i += 1 ) { |
---|
| 587 | fmtuc.val = f.val[i]; |
---|
| 588 | // os | fmtuc | nonl; |
---|
| 589 | (ostype &)(os | fmtuc); |
---|
| 590 | } // for |
---|
| 591 | return os; |
---|
| 592 | } // if |
---|
| 593 | |
---|
| 594 | if ( sepPrt( os ) ) fmt( os, "%s", sepGetCur( os ) ); |
---|
| 595 | |
---|
| 596 | #define SFMTNP "% * " |
---|
| 597 | #define SFMTP "% *.* " |
---|
| 598 | char fmtstr[sizeof(SFMTP)]; // sizeof includes '\0' |
---|
| 599 | if ( ! f.flags.pc ) memcpy( &fmtstr, SFMTNP, sizeof(SFMTNP) ); |
---|
| 600 | else memcpy( &fmtstr, SFMTP, sizeof(SFMTP) ); |
---|
| 601 | int star = 1; // position before first '*' |
---|
| 602 | |
---|
| 603 | // Insert flags into spaces before '*', from right to left. |
---|
| 604 | if ( f.flags.left ) { fmtstr[star] = '-'; star -= 1; } |
---|
| 605 | fmtstr[star] = '%'; |
---|
| 606 | |
---|
| 607 | if ( ! f.flags.pc ) { // no precision |
---|
| 608 | // printf( "%d %s\n", f.wd, &fmtstr[star] ); |
---|
| 609 | fmtstr[sizeof(SFMTNP)-2] = f.base; // sizeof includes '\0' |
---|
| 610 | fmt( os, &fmtstr[star], f.wd, f.val ); |
---|
| 611 | } else { // precision |
---|
| 612 | fmtstr[sizeof(SFMTP)-2] = f.base; // sizeof includes '\0' |
---|
| 613 | // printf( "%d %d %s\n", f.wd, f.pc, &fmtstr[star] ); |
---|
| 614 | fmt( os, &fmtstr[star], f.wd, f.pc, f.val ); |
---|
| 615 | } // if |
---|
| 616 | return os; |
---|
| 617 | } // ?|? |
---|
[65240bb] | 618 | void ?|?( ostype & os, _Ostream_Manip(const char *) f ) { (ostype &)(os | f); ends( os ); } |
---|
[3c573e9] | 619 | } // distribution |
---|
| 620 | |
---|
| 621 | |
---|
[65240bb] | 622 | //*********************************** istream *********************************** |
---|
[3c573e9] | 623 | |
---|
[e56cfdb0] | 624 | |
---|
[3ce0d440] | 625 | forall( dtype istype | istream( istype ) ) { |
---|
[93c2e0a] | 626 | istype & ?|?( istype & is, bool & b ) { |
---|
[3ce0d440] | 627 | char val[6]; |
---|
| 628 | fmt( is, "%5s", val ); |
---|
| 629 | if ( strcmp( val, "true" ) == 0 ) b = true; |
---|
| 630 | else if ( strcmp( val, "false" ) == 0 ) b = false; |
---|
| 631 | else { |
---|
[93c2e0a] | 632 | fprintf( stderr, "invalid Boolean constant\n" ); |
---|
[4f37255] | 633 | abort(); // cannot use abort stream |
---|
[3ce0d440] | 634 | } // if |
---|
| 635 | return is; |
---|
| 636 | } // ?|? |
---|
| 637 | |
---|
| 638 | istype & ?|?( istype & is, char & c ) { |
---|
[0efb269] | 639 | char temp; |
---|
| 640 | for () { |
---|
[4f37255] | 641 | fmt( is, "%c", &temp ); // must pass pointer through varg to fmt |
---|
[0efb269] | 642 | // do not overwrite parameter with newline unless appropriate |
---|
| 643 | if ( temp != '\n' || getANL( is ) ) { c = temp; break; } |
---|
| 644 | if ( eof( is ) ) break; |
---|
| 645 | } // for |
---|
[3ce0d440] | 646 | return is; |
---|
| 647 | } // ?|? |
---|
| 648 | |
---|
| 649 | istype & ?|?( istype & is, signed char & sc ) { |
---|
[3c573e9] | 650 | fmt( is, "%hhi", &sc ); |
---|
[3ce0d440] | 651 | return is; |
---|
| 652 | } // ?|? |
---|
| 653 | |
---|
| 654 | istype & ?|?( istype & is, unsigned char & usc ) { |
---|
[3c573e9] | 655 | fmt( is, "%hhi", &usc ); |
---|
[3ce0d440] | 656 | return is; |
---|
| 657 | } // ?|? |
---|
| 658 | |
---|
| 659 | istype & ?|?( istype & is, short int & si ) { |
---|
[3c573e9] | 660 | fmt( is, "%hi", &si ); |
---|
[3ce0d440] | 661 | return is; |
---|
| 662 | } // ?|? |
---|
| 663 | |
---|
| 664 | istype & ?|?( istype & is, unsigned short int & usi ) { |
---|
[3c573e9] | 665 | fmt( is, "%hi", &usi ); |
---|
[3ce0d440] | 666 | return is; |
---|
| 667 | } // ?|? |
---|
| 668 | |
---|
| 669 | istype & ?|?( istype & is, int & i ) { |
---|
[3c573e9] | 670 | fmt( is, "%i", &i ); |
---|
[3ce0d440] | 671 | return is; |
---|
| 672 | } // ?|? |
---|
| 673 | |
---|
| 674 | istype & ?|?( istype & is, unsigned int & ui ) { |
---|
[3c573e9] | 675 | fmt( is, "%i", &ui ); |
---|
[3ce0d440] | 676 | return is; |
---|
| 677 | } // ?|? |
---|
| 678 | |
---|
| 679 | istype & ?|?( istype & is, long int & li ) { |
---|
[3c573e9] | 680 | fmt( is, "%li", &li ); |
---|
[3ce0d440] | 681 | return is; |
---|
| 682 | } // ?|? |
---|
| 683 | |
---|
| 684 | istype & ?|?( istype & is, unsigned long int & ulli ) { |
---|
[3c573e9] | 685 | fmt( is, "%li", &ulli ); |
---|
[3ce0d440] | 686 | return is; |
---|
| 687 | } // ?|? |
---|
| 688 | |
---|
| 689 | istype & ?|?( istype & is, long long int & lli ) { |
---|
[3c573e9] | 690 | fmt( is, "%lli", &lli ); |
---|
[3ce0d440] | 691 | return is; |
---|
| 692 | } // ?|? |
---|
| 693 | |
---|
| 694 | istype & ?|?( istype & is, unsigned long long int & ulli ) { |
---|
[3c573e9] | 695 | fmt( is, "%lli", &ulli ); |
---|
[3ce0d440] | 696 | return is; |
---|
| 697 | } // ?|? |
---|
| 698 | |
---|
| 699 | |
---|
| 700 | istype & ?|?( istype & is, float & f ) { |
---|
| 701 | fmt( is, "%f", &f ); |
---|
| 702 | return is; |
---|
| 703 | } // ?|? |
---|
| 704 | |
---|
| 705 | istype & ?|?( istype & is, double & d ) { |
---|
| 706 | fmt( is, "%lf", &d ); |
---|
| 707 | return is; |
---|
| 708 | } // ?|? |
---|
| 709 | |
---|
| 710 | istype & ?|?( istype & is, long double & ld ) { |
---|
| 711 | fmt( is, "%Lf", &ld ); |
---|
| 712 | return is; |
---|
| 713 | } // ?|? |
---|
| 714 | |
---|
| 715 | |
---|
| 716 | istype & ?|?( istype & is, float _Complex & fc ) { |
---|
| 717 | float re, im; |
---|
[3c573e9] | 718 | fmt( is, "%f%fi", &re, &im ); |
---|
[3ce0d440] | 719 | fc = re + im * _Complex_I; |
---|
| 720 | return is; |
---|
| 721 | } // ?|? |
---|
| 722 | |
---|
| 723 | istype & ?|?( istype & is, double _Complex & dc ) { |
---|
| 724 | double re, im; |
---|
| 725 | fmt( is, "%lf%lfi", &re, &im ); |
---|
| 726 | dc = re + im * _Complex_I; |
---|
| 727 | return is; |
---|
| 728 | } // ?|? |
---|
| 729 | |
---|
| 730 | istype & ?|?( istype & is, long double _Complex & ldc ) { |
---|
| 731 | long double re, im; |
---|
| 732 | fmt( is, "%Lf%Lfi", &re, &im ); |
---|
| 733 | ldc = re + im * _Complex_I; |
---|
| 734 | return is; |
---|
| 735 | } // ?|? |
---|
| 736 | |
---|
[dc5072f] | 737 | // istype & ?|?( istype & is, const char * fmt ) { |
---|
| 738 | // fmt( is, fmt, "" ); |
---|
| 739 | // return is; |
---|
| 740 | // } // ?|? |
---|
[04396aa] | 741 | |
---|
| 742 | istype & ?|?( istype & is, char * s ) { |
---|
| 743 | fmt( is, "%s", s ); |
---|
| 744 | return is; |
---|
| 745 | } // ?|? |
---|
| 746 | |
---|
[3ce0d440] | 747 | // manipulators |
---|
| 748 | istype & ?|?( istype & is, istype & (* manip)( istype & ) ) { |
---|
| 749 | return manip( is ); |
---|
| 750 | } // ?|? |
---|
| 751 | |
---|
[200fcb3] | 752 | istype & nl( istype & is ) { |
---|
[3c5dee4] | 753 | fmt( is, "%*[^\n]" ); // ignore characters to newline |
---|
[3ce0d440] | 754 | return is; |
---|
[200fcb3] | 755 | } // nl |
---|
[0efb269] | 756 | |
---|
| 757 | istype & nlOn( istype & is ) { |
---|
| 758 | nlOn( is ); // call void returning |
---|
| 759 | return is; |
---|
| 760 | } // nlOn |
---|
| 761 | |
---|
| 762 | istype & nlOff( istype & is ) { |
---|
| 763 | nlOff( is ); // call void returning |
---|
| 764 | return is; |
---|
| 765 | } // nlOff |
---|
[3ce0d440] | 766 | } // distribution |
---|
[44574f2] | 767 | |
---|
[65240bb] | 768 | //*********************************** manipulators *********************************** |
---|
[3c573e9] | 769 | |
---|
| 770 | forall( dtype istype | istream( istype ) ) |
---|
[61c7239] | 771 | istype & ?|?( istype & is, _Istream_Cstr f ) { |
---|
| 772 | // skip xxx |
---|
| 773 | if ( ! f.s ) { |
---|
[dc5072f] | 774 | // printf( "skip %s %d\n", f.scanset, f.wd ); |
---|
[4f37255] | 775 | if ( f.wd == -1 ) fmt( is, f.scanset, "" ); // no input arguments |
---|
[dc5072f] | 776 | else for ( f.wd ) fmt( is, "%*c" ); |
---|
[61c7239] | 777 | return is; |
---|
| 778 | } // if |
---|
| 779 | size_t len = 0; |
---|
| 780 | if ( f.scanset ) len = strlen( f.scanset ); |
---|
| 781 | char fmtstr[len + 16]; |
---|
| 782 | int start = 1; |
---|
| 783 | fmtstr[0] = '%'; |
---|
| 784 | if ( f.flags.ignore ) { fmtstr[1] = '*'; start += 1; } |
---|
| 785 | if ( f.wd != -1 ) { start += sprintf( &fmtstr[start], "%d", f.wd ); } |
---|
| 786 | // cstr %s, %*s, %ws, %*ws |
---|
| 787 | if ( ! f.scanset ) { |
---|
| 788 | fmtstr[start] = 's'; fmtstr[start + 1] = '\0'; |
---|
| 789 | // printf( "cstr %s\n", fmtstr ); |
---|
| 790 | fmt( is, fmtstr, f.s ); |
---|
| 791 | return is; |
---|
| 792 | } // if |
---|
| 793 | // incl %[xxx], %*[xxx], %w[xxx], %*w[xxx] |
---|
| 794 | // excl %[^xxx], %*[^xxx], %w[^xxx], %*w[^xxx] |
---|
| 795 | fmtstr[start] = '['; start += 1; |
---|
| 796 | if ( f.flags.inex ) { fmtstr[start] = '^'; start += 1; } |
---|
| 797 | strcpy( &fmtstr[start], f.scanset ); // copy includes '\0' |
---|
| 798 | len += start; |
---|
| 799 | fmtstr[len] = ']'; fmtstr[len + 1] = '\0'; |
---|
| 800 | // printf( "incl/excl %s\n", fmtstr ); |
---|
| 801 | fmt( is, fmtstr, f.s ); |
---|
[3c573e9] | 802 | return is; |
---|
[61c7239] | 803 | } // ?|? |
---|
[3c573e9] | 804 | |
---|
[86a8be5] | 805 | forall( dtype istype | istream( istype ) ) |
---|
| 806 | istype & ?|?( istype & is, _Istream_Char f ) { |
---|
| 807 | fmt( is, "%*c" ); // argument variable unused |
---|
| 808 | return is; |
---|
| 809 | } // ?|? |
---|
| 810 | |
---|
[3c573e9] | 811 | #define InputFMTImpl( T, CODE ) \ |
---|
| 812 | forall( dtype istype | istream( istype ) ) \ |
---|
| 813 | istype & ?|?( istype & is, _Istream_Manip(T) f ) { \ |
---|
| 814 | enum { size = 16 }; \ |
---|
| 815 | char fmtstr[size]; \ |
---|
[86a8be5] | 816 | if ( f.wd == -1 ) { \ |
---|
[3c573e9] | 817 | snprintf( fmtstr, size, "%%%s%s", f.ignore ? "*" : "", CODE ); \ |
---|
| 818 | } else { \ |
---|
| 819 | snprintf( fmtstr, size, "%%%s%d%s", f.ignore ? "*" : "", f.wd, CODE ); \ |
---|
| 820 | } /* if */ \ |
---|
| 821 | /* printf( "%d %s %p\n", f.wd, fmtstr, &f.val ); */ \ |
---|
| 822 | fmt( is, fmtstr, &f.val ); \ |
---|
| 823 | return is; \ |
---|
[61c7239] | 824 | } // ?|? |
---|
[3c573e9] | 825 | |
---|
| 826 | InputFMTImpl( signed char, "hhi" ) |
---|
| 827 | InputFMTImpl( unsigned char, "hhi" ) |
---|
| 828 | InputFMTImpl( signed short int, "hi" ) |
---|
| 829 | InputFMTImpl( unsigned short int, "hi" ) |
---|
| 830 | InputFMTImpl( signed int, "i" ) |
---|
| 831 | InputFMTImpl( unsigned int, "i" ) |
---|
| 832 | InputFMTImpl( signed long int, "li" ) |
---|
| 833 | InputFMTImpl( unsigned long int, "li" ) |
---|
| 834 | InputFMTImpl( signed long long int, "lli" ) |
---|
| 835 | InputFMTImpl( unsigned long long int, "lli" ) |
---|
| 836 | |
---|
| 837 | InputFMTImpl( float, "f" ) |
---|
| 838 | InputFMTImpl( double, "lf" ) |
---|
| 839 | InputFMTImpl( long double, "Lf" ) |
---|
| 840 | |
---|
[61c7239] | 841 | forall( dtype istype | istream( istype ) ) |
---|
| 842 | istype & ?|?( istype & is, _Istream_Manip(float _Complex) fc ) { |
---|
| 843 | float re, im; |
---|
| 844 | _Istream_Manip(float) fmtuc @= { re, fc.wd, fc.ignore }; |
---|
| 845 | is | fmtuc; |
---|
| 846 | &fmtuc.val = &im; |
---|
| 847 | is | fmtuc; |
---|
| 848 | if ( ! fc.ignore ) fc.val = re + im * _Complex_I; // re/im are uninitialized for ignore |
---|
| 849 | return is; |
---|
| 850 | } // ?|? |
---|
| 851 | |
---|
| 852 | forall( dtype istype | istream( istype ) ) |
---|
| 853 | istype & ?|?( istype & is, _Istream_Manip(double _Complex) dc ) { |
---|
| 854 | double re, im; |
---|
| 855 | _Istream_Manip(double) fmtuc @= { re, dc.wd, dc.ignore }; |
---|
| 856 | is | fmtuc; |
---|
| 857 | &fmtuc.val = &im; |
---|
| 858 | is | fmtuc; |
---|
| 859 | if ( ! dc.ignore ) dc.val = re + im * _Complex_I; // re/im are uninitialized for ignore |
---|
| 860 | return is; |
---|
| 861 | } // ?|? |
---|
| 862 | |
---|
| 863 | forall( dtype istype | istream( istype ) ) |
---|
| 864 | istype & ?|?( istype & is, _Istream_Manip(long double _Complex) ldc ) { |
---|
| 865 | long double re, im; |
---|
| 866 | _Istream_Manip(long double) fmtuc @= { re, ldc.wd, ldc.ignore }; |
---|
| 867 | is | fmtuc; |
---|
| 868 | &fmtuc.val = &im; |
---|
| 869 | is | fmtuc; |
---|
| 870 | if ( ! ldc.ignore ) ldc.val = re + im * _Complex_I; // re/im are uninitialized for ignore |
---|
| 871 | return is; |
---|
| 872 | } // ?|? |
---|
[3c573e9] | 873 | |
---|
[86bd7c1f] | 874 | // Local Variables: // |
---|
| 875 | // tab-width: 4 // |
---|
[084520f] | 876 | // compile-command: "cfa iostream.cfa" // |
---|
[86bd7c1f] | 877 | // End: // |
---|