[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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[b12e4ad] | 12 | // Last Modified On : Fri Aug 2 07:38:44 2024 |
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| 13 | // Update Count : 2021 |
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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 | #include <stdio.h> |
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[53a6c2a] | 19 | #include <stdbool.h> // true/false |
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[e59e663] | 20 | #include <stdint.h> // UINT64_MAX |
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[6026628] | 21 | #include <float.h> // DBL_DIG, LDBL_DIG |
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| 22 | #include <complex.h> // creal, cimag |
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[0860d9c] | 23 | #include <ctype.h> // isspace |
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[aa25216] | 24 | //#include <stdio.h> |
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| 25 | |
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[6026628] | 26 | extern "C" { |
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[44574f2] | 27 | extern size_t strlen (const char *__s) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1))); |
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[3c573e9] | 28 | extern int strcmp (const char *__s1, const char *__s2) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1, 2))); |
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| 29 | extern char *strcpy (char *__restrict __dest, const char *__restrict __src) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1, 2))); |
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| 30 | extern void *memcpy (void *__restrict __dest, const void *__restrict __src, size_t __n) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1, 2))); |
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[0860d9c] | 31 | extern char *strchr(const char *str, int ch); |
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[3c573e9] | 32 | } // extern "C" |
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[51b7345] | 33 | |
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[7cfef0d] | 34 | #include "math.hfa" // isfinite, floor, ceiling_div |
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| 35 | #include "bitmanip.hfa" // high1 |
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[7fd71c7] | 36 | |
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[cce4648] | 37 | #pragma GCC visibility push(default) |
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[61c7239] | 38 | |
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[94d2544] | 39 | |
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[8d321f9] | 40 | // *********************************** ostream *********************************** |
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[61c7239] | 41 | |
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| 42 | |
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[85d8153] | 43 | forall( ostype & | basic_ostream( ostype ) ) { |
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[93c2e0a] | 44 | ostype & ?|?( ostype & os, bool b ) { |
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[6c5d92f] | 45 | if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); |
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[3ce0d440] | 46 | fmt( os, "%s", b ? "true" : "false" ); |
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| 47 | return os; |
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| 48 | } // ?|? |
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[b12e4ad] | 49 | OSTYPE_VOID_IMPL( os, bool ) |
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[51b7345] | 50 | |
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[200fcb3] | 51 | ostype & ?|?( ostype & os, char c ) { |
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| 52 | fmt( os, "%c", c ); |
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[6c5d92f] | 53 | if ( c == '\n' ) setNL$( os, true ); |
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[f5d9c37] | 54 | return nosep( os ); |
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[200fcb3] | 55 | } // ?|? |
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[b12e4ad] | 56 | OSTYPE_VOID_IMPL( os, char ) |
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[3ce0d440] | 57 | |
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[200fcb3] | 58 | ostype & ?|?( ostype & os, signed char sc ) { |
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[6c5d92f] | 59 | if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); |
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[0c51f9ad] | 60 | fmt( os, "%'hhd", sc ); |
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[3ce0d440] | 61 | return os; |
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| 62 | } // ?|? |
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[b12e4ad] | 63 | OSTYPE_VOID_IMPL( os, signed char ) |
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[3ce0d440] | 64 | |
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[200fcb3] | 65 | ostype & ?|?( ostype & os, unsigned char usc ) { |
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[6c5d92f] | 66 | if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); |
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[0c51f9ad] | 67 | fmt( os, "%'hhu", usc ); |
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[3ce0d440] | 68 | return os; |
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| 69 | } // ?|? |
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[b12e4ad] | 70 | OSTYPE_VOID_IMPL( os, unsigned char ) |
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[3ce0d440] | 71 | |
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| 72 | ostype & ?|?( ostype & os, short int si ) { |
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[6c5d92f] | 73 | if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); |
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[0c51f9ad] | 74 | fmt( os, "%'hd", si ); |
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[3ce0d440] | 75 | return os; |
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| 76 | } // ?|? |
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[b12e4ad] | 77 | OSTYPE_VOID_IMPL( os, short int ) |
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[3ce0d440] | 78 | |
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| 79 | ostype & ?|?( ostype & os, unsigned short int usi ) { |
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[6c5d92f] | 80 | if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); |
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[0c51f9ad] | 81 | fmt( os, "%'hu", usi ); |
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[3ce0d440] | 82 | return os; |
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| 83 | } // ?|? |
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[b12e4ad] | 84 | OSTYPE_VOID_IMPL( os, unsigned short int ) |
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[3ce0d440] | 85 | |
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| 86 | ostype & ?|?( ostype & os, int i ) { |
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[6c5d92f] | 87 | if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); |
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[0c51f9ad] | 88 | fmt( os, "%'d", i ); |
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[3ce0d440] | 89 | return os; |
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| 90 | } // ?|? |
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[b12e4ad] | 91 | OSTYPE_VOID_IMPL( os, int ) |
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[3ce0d440] | 92 | |
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| 93 | ostype & ?|?( ostype & os, unsigned int ui ) { |
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[6c5d92f] | 94 | if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); |
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[0c51f9ad] | 95 | fmt( os, "%'u", ui ); |
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[3ce0d440] | 96 | return os; |
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| 97 | } // ?|? |
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[b12e4ad] | 98 | OSTYPE_VOID_IMPL( os, unsigned int ) |
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[3ce0d440] | 99 | |
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| 100 | ostype & ?|?( ostype & os, long int li ) { |
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[6c5d92f] | 101 | if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); |
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[0c51f9ad] | 102 | fmt( os, "%'ld", li ); |
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[3ce0d440] | 103 | return os; |
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| 104 | } // ?|? |
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[b12e4ad] | 105 | OSTYPE_VOID_IMPL( os, long int ) |
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[3ce0d440] | 106 | |
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| 107 | ostype & ?|?( ostype & os, unsigned long int uli ) { |
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[6c5d92f] | 108 | if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); |
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[0c51f9ad] | 109 | fmt( os, "%'lu", uli ); |
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[3ce0d440] | 110 | return os; |
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| 111 | } // ?|? |
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[b12e4ad] | 112 | OSTYPE_VOID_IMPL( os, unsigned long int ) |
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[3ce0d440] | 113 | |
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| 114 | ostype & ?|?( ostype & os, long long int lli ) { |
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[6c5d92f] | 115 | if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); |
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[0c51f9ad] | 116 | fmt( os, "%'lld", lli ); |
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[3ce0d440] | 117 | return os; |
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| 118 | } // ?|? |
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[b12e4ad] | 119 | OSTYPE_VOID_IMPL( os, long long int ) |
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[3ce0d440] | 120 | |
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| 121 | ostype & ?|?( ostype & os, unsigned long long int ulli ) { |
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[6c5d92f] | 122 | if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); |
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[0c51f9ad] | 123 | fmt( os, "%'llu", ulli ); |
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[3ce0d440] | 124 | return os; |
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| 125 | } // ?|? |
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[b12e4ad] | 126 | OSTYPE_VOID_IMPL( os, unsigned long long int ) |
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[3ce0d440] | 127 | |
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[ef3ac46] | 128 | #if defined( __SIZEOF_INT128__ ) |
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[bd5b443] | 129 | // UINT64_MAX 18_446_744_073_709_551_615_ULL |
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| 130 | #define P10_UINT64 10_000_000_000_000_000_000_ULL // 19 zeroes |
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| 131 | |
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[ffa48a8] | 132 | static inline void base10_128( ostype & os, unsigned int128 val ) { |
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[ef3ac46] | 133 | #if defined(__GNUC__) && __GNUC_PREREQ(7,0) // gcc version >= 7 |
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[2c60c644] | 134 | if ( val > P10_UINT64 ) { |
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[ef3ac46] | 135 | #else |
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[ffa48a8] | 136 | if ( (uint64_t)(val >> 64) != 0 || (uint64_t)val > P10_UINT64 ) { // patch gcc 5 & 6 -O3 bug |
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[ef3ac46] | 137 | #endif // __GNUC_PREREQ(7,0) |
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[bd5b443] | 138 | base10_128( os, val / P10_UINT64 ); // recursive |
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| 139 | fmt( os, "%.19lu", (uint64_t)(val % P10_UINT64) ); |
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| 140 | } else { |
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| 141 | fmt( os, "%lu", (uint64_t)val ); |
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| 142 | } // if |
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| 143 | } // base10_128 |
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| 144 | |
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[ffa48a8] | 145 | static inline void base10_128( ostype & os, int128 val ) { |
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[bd5b443] | 146 | if ( val < 0 ) { |
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| 147 | fmt( os, "-" ); // leading negative sign |
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| 148 | val = -val; |
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| 149 | } // if |
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| 150 | base10_128( os, (unsigned int128)val ); // print zero/positive value |
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| 151 | } // base10_128 |
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| 152 | |
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| 153 | ostype & ?|?( ostype & os, int128 llli ) { |
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[6c5d92f] | 154 | if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); |
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[bd5b443] | 155 | base10_128( os, llli ); |
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| 156 | return os; |
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| 157 | } // ?|? |
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[b12e4ad] | 158 | OSTYPE_VOID_IMPL( os, int128 ) |
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[bd5b443] | 159 | |
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| 160 | ostype & ?|?( ostype & os, unsigned int128 ullli ) { |
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[6c5d92f] | 161 | if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); |
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[bd5b443] | 162 | base10_128( os, ullli ); |
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| 163 | return os; |
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| 164 | } // ?|? |
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[b12e4ad] | 165 | OSTYPE_VOID_IMPL( os, unsigned int128 ) |
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[ef3ac46] | 166 | #endif // __SIZEOF_INT128__ |
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[bd5b443] | 167 | |
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[94d2544] | 168 | #define PRINT_WITH_DP( os, format, val, ... ) \ |
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[e63326b] | 169 | { \ |
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| 170 | enum { size = 48 }; \ |
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| 171 | char buf[size]; \ |
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| 172 | int len = snprintf( buf, size, format, ##__VA_ARGS__, val ); \ |
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| 173 | fmt( os, "%s", buf ); \ |
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[fd4c009] | 174 | if ( isfinite( val ) ) { /* if number, print decimal point when no fraction or exponent */ \ |
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[f6a4917] | 175 | for ( i; 0 ~ @ ) { \ |
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[e63326b] | 176 | if ( i == len ) { fmt( os, "." ); break; } \ |
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[09a767e] | 177 | if ( buf[i] == '.' || buf[i] == 'e' || buf[i] == 'E' || \ |
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| 178 | buf[i] == 'p' || buf[i] == 'P' ) break; /* decimal point or scientific ? */ \ |
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[e63326b] | 179 | } /* for */ \ |
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| 180 | } /* if */ \ |
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| 181 | } |
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[b2ac656] | 182 | |
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[3ce0d440] | 183 | ostype & ?|?( ostype & os, float f ) { |
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[6c5d92f] | 184 | if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); |
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[94d2544] | 185 | PRINT_WITH_DP( os, "%'g", f ); |
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[3ce0d440] | 186 | return os; |
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| 187 | } // ?|? |
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[b12e4ad] | 188 | OSTYPE_VOID_IMPL( os, float ) |
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[3ce0d440] | 189 | |
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| 190 | ostype & ?|?( ostype & os, double d ) { |
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[6c5d92f] | 191 | if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); |
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[94d2544] | 192 | PRINT_WITH_DP( os, "%'.*lg", d, DBL_DIG ); |
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[3ce0d440] | 193 | return os; |
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| 194 | } // ?|? |
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[b12e4ad] | 195 | OSTYPE_VOID_IMPL( os, double ) |
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[3ce0d440] | 196 | |
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| 197 | ostype & ?|?( ostype & os, long double ld ) { |
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[6c5d92f] | 198 | if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); |
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[94d2544] | 199 | PRINT_WITH_DP( os, "%'.*Lg", ld, LDBL_DIG ); |
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[3ce0d440] | 200 | return os; |
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| 201 | } // ?|? |
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[b12e4ad] | 202 | OSTYPE_VOID_IMPL( os, long double ) |
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[3ce0d440] | 203 | |
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| 204 | ostype & ?|?( ostype & os, float _Complex fc ) { |
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[6c5d92f] | 205 | if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); |
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[b2ac656] | 206 | // os | crealf( fc ) | nonl; |
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[94d2544] | 207 | PRINT_WITH_DP( os, "%'g", crealf( fc ) ); |
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| 208 | PRINT_WITH_DP( os, "%'+g", cimagf( fc ) ); |
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[3c5dee4] | 209 | fmt( os, "i" ); |
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[3ce0d440] | 210 | return os; |
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| 211 | } // ?|? |
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[b12e4ad] | 212 | OSTYPE_VOID_IMPL( os, float _Complex ) |
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[3ce0d440] | 213 | |
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| 214 | ostype & ?|?( ostype & os, double _Complex dc ) { |
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[6c5d92f] | 215 | if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); |
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[b2ac656] | 216 | // os | creal( dc ) | nonl; |
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[94d2544] | 217 | PRINT_WITH_DP( os, "%'.*lg", creal( dc ), DBL_DIG ); |
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| 218 | PRINT_WITH_DP( os, "%'+.*lg", cimag( dc ), DBL_DIG ); |
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[3c5dee4] | 219 | fmt( os, "i" ); |
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[3ce0d440] | 220 | return os; |
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| 221 | } // ?|? |
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[b12e4ad] | 222 | OSTYPE_VOID_IMPL( os, double _Complex ) |
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[3ce0d440] | 223 | |
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| 224 | ostype & ?|?( ostype & os, long double _Complex ldc ) { |
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[6c5d92f] | 225 | if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); |
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[b2ac656] | 226 | // os | creall( ldc ) || nonl; |
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[94d2544] | 227 | PRINT_WITH_DP( os, "%'.*Lg", creall( ldc ), LDBL_DIG ); |
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| 228 | PRINT_WITH_DP( os, "%'+.*Lg", cimagl( ldc ), LDBL_DIG ); |
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[3c5dee4] | 229 | fmt( os, "i" ); |
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[3ce0d440] | 230 | return os; |
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| 231 | } // ?|? |
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[b12e4ad] | 232 | OSTYPE_VOID_IMPL( os, long double _Complex ) |
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[3ce0d440] | 233 | |
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[e474cf09] | 234 | ostype & ?|?( ostype & os, const char s[] ) { |
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[3ce0d440] | 235 | enum { Open = 1, Close, OpenClose }; |
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[28c2933] | 236 | static const unsigned char mask[256] @= { // 256 covers all Latin-1 characters |
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[3ce0d440] | 237 | // opening delimiters, no space after |
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| 238 | ['('] : Open, ['['] : Open, ['{'] : Open, |
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[ad72c8b] | 239 | ['='] : Open, ['$'] : Open, [(unsigned char)'£'] : Open, [(unsigned char)'¥'] : Open, |
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| 240 | [(unsigned char)'¡'] : Open, [(unsigned char)'¿'] : Open, [(unsigned char)'«'] : Open, |
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[3ce0d440] | 241 | // closing delimiters, no space before |
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| 242 | [','] : Close, ['.'] : Close, [';'] : Close, ['!'] : Close, ['?'] : Close, |
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[ad72c8b] | 243 | ['%'] : Close, [(unsigned char)'¢'] : Close, [(unsigned char)'»'] : Close, |
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[3ce0d440] | 244 | [')'] : Close, [']'] : Close, ['}'] : Close, |
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| 245 | // opening-closing delimiters, no space before or after |
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| 246 | ['\''] : OpenClose, ['`'] : OpenClose, ['"'] : OpenClose, [':'] : OpenClose, |
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| 247 | [' '] : OpenClose, ['\f'] : OpenClose, ['\n'] : OpenClose, ['\r'] : OpenClose, ['\t'] : OpenClose, ['\v'] : OpenClose, // isspace |
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| 248 | }; // mask |
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| 249 | |
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[6a33e40] | 250 | if ( s == 0p ) { fmt( os, "%s", "0p" ); return os; } // null pointer |
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[f5d9c37] | 251 | if ( s[0] == '\0' ) { nosep( os ); return os; } // null string => no leading/trailing separator |
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[3ce0d440] | 252 | |
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| 253 | // first character IS NOT spacing or closing punctuation => add left separator |
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[e474cf09] | 254 | unsigned char ch = s[0]; // must make unsigned |
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[6c5d92f] | 255 | if ( sepPrt$( os ) && mask[ ch ] != Close && mask[ ch ] != OpenClose ) { |
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| 256 | fmt( os, "%s", sepGetCur$( os ) ); |
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[3ce0d440] | 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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[6c5d92f] | 260 | sepReset$( os ); // reset separator |
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[3ce0d440] | 261 | |
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| 262 | // last character IS spacing or opening punctuation => turn off separator for next item |
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[85d8153] | 263 | int len = strlen( s ); |
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[e474cf09] | 264 | ch = s[len - 1]; // must make unsigned |
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[85d8153] | 265 | fmt( os, "%s", s ); // fmt resets seperator, but reset it again |
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[6c5d92f] | 266 | if ( sepPrt$( os ) && mask[ ch ] != Open && mask[ ch ] != OpenClose ) { |
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[f5d9c37] | 267 | sep( os ); |
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[3ce0d440] | 268 | } else { |
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[f5d9c37] | 269 | nosep( os ); |
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[3ce0d440] | 270 | } // if |
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[6c5d92f] | 271 | if ( ch == '\n' ) setNL$( os, true ); // check *AFTER* sepPrt$ call above as it resets NL flag |
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[85d8153] | 272 | return os; |
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| 273 | // return write( os, s, len ); |
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[3ce0d440] | 274 | } // ?|? |
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[b12e4ad] | 275 | OSTYPE_VOID_IMPL( os, const char * ) |
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[3ce0d440] | 276 | |
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[e7a8f65] | 277 | // ostype & ?|?( ostype & os, const char16_t s[] ) { |
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[6c5d92f] | 278 | // if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); |
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[e474cf09] | 279 | // fmt( os, "%ls", s ); |
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[3ce0d440] | 280 | // return os; |
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| 281 | // } // ?|? |
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[d3b7937] | 282 | |
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[3ce0d440] | 283 | // #if ! ( __ARM_ARCH_ISA_ARM == 1 && __ARM_32BIT_STATE == 1 ) // char32_t == wchar_t => ambiguous |
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[e7a8f65] | 284 | // ostype & ?|?( ostype & os, const char32_t s[] ) { |
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[6c5d92f] | 285 | // if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); |
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[e474cf09] | 286 | // fmt( os, "%ls", s ); |
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[3ce0d440] | 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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[d3b7937] | 290 | |
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[e7a8f65] | 291 | // ostype & ?|?( ostype & os, const wchar_t s[] ) { |
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[6c5d92f] | 292 | // if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); |
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[e474cf09] | 293 | // fmt( os, "%ls", s ); |
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[3ce0d440] | 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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[6c5d92f] | 298 | if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); |
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[3ce0d440] | 299 | fmt( os, "%p", p ); |
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| 300 | return os; |
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| 301 | } // ?|? |
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[b12e4ad] | 302 | OSTYPE_VOID_IMPL( os, const void * ) |
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[3ce0d440] | 303 | |
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| 304 | // manipulators |
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| 305 | ostype & ?|?( ostype & os, ostype & (* manip)( ostype & ) ) { |
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[e474cf09] | 306 | return manip( os ); |
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[200fcb3] | 307 | } // ?|? |
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| 308 | void ?|?( ostype & os, ostype & (* manip)( ostype & ) ) { |
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[e474cf09] | 309 | manip( os ); |
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[6c5d92f] | 310 | if ( getPrt$( os ) ) ends( os ); // something printed ? |
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| 311 | setPrt$( os, false ); // turn off |
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[3ce0d440] | 312 | } // ?|? |
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| 313 | |
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[200fcb3] | 314 | ostype & nl( ostype & os ) { |
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[9d362a0] | 315 | (ostype &)(os | '\n'); |
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[6c5d92f] | 316 | setPrt$( os, false ); // turn off |
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| 317 | setNL$( os, true ); |
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[f5d9c37] | 318 | return nosep( os ); // prepare for next line |
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[200fcb3] | 319 | } // nl |
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| 320 | |
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| 321 | ostype & nonl( ostype & os ) { |
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[6c5d92f] | 322 | setPrt$( os, false ); // turn off |
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[3ce0d440] | 323 | return os; |
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[200fcb3] | 324 | } // nonl |
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[3ce0d440] | 325 | |
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[f5d9c37] | 326 | ostype & nlOn( ostype & os ) { |
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| 327 | nlOn( os ); // call void returning |
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[3ce0d440] | 328 | return os; |
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[f5d9c37] | 329 | } // nlOn |
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[3ce0d440] | 330 | |
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[f5d9c37] | 331 | ostype & nlOff( ostype & os ) { |
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| 332 | nlOff( os ); // call void returning |
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[3ce0d440] | 333 | return os; |
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[f5d9c37] | 334 | } // nlOff |
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[6de9f4a] | 335 | |
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[f5d9c37] | 336 | ostype & sepVal( ostype & os ) { |
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| 337 | return (ostype &)(os | sepGet( os )); |
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| 338 | } // sepVal |
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| 339 | |
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| 340 | ostype & sepTupleVal( ostype & os ) { |
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| 341 | return os | sepGetTuple( os ); |
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| 342 | } // sepTupleVal |
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| 343 | |
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| 344 | ostype & sep( ostype & os ) { |
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| 345 | sep( os ); // call void returning |
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[3ce0d440] | 346 | return os; |
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[f5d9c37] | 347 | } // sep |
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[b6dc097] | 348 | |
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[f5d9c37] | 349 | ostype & nosep( ostype & os ) { |
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| 350 | nosep( os ); // call void returning |
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[3ce0d440] | 351 | return os; |
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[f5d9c37] | 352 | } // nosep |
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[cf16f94] | 353 | |
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[f5d9c37] | 354 | ostype & sepOn( ostype & os ) { |
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| 355 | sepOn( os ); // call void returning |
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[200fcb3] | 356 | return os; |
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[f5d9c37] | 357 | } // sepOn |
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[200fcb3] | 358 | |
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[f5d9c37] | 359 | ostype & sepOff( ostype & os ) { |
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| 360 | sepOff( os ); // call void returning |
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[200fcb3] | 361 | return os; |
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[f5d9c37] | 362 | } // sepOff |
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[85d8153] | 363 | } // distribution |
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[e474cf09] | 364 | |
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[c443d1d] | 365 | // tuples |
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[fd54fef] | 366 | forall( ostype &, T, Params... | writeable( T, ostype ) | { ostype & ?|?( ostype &, Params ); } ) { |
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[200fcb3] | 367 | ostype & ?|?( ostype & os, T arg, Params rest ) { |
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[9d362a0] | 368 | (ostype &)(os | arg); // print first argument |
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[6c5d92f] | 369 | sepSetCur$( os, sepGetTuple( os ) ); // switch to tuple separator |
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[9d362a0] | 370 | (ostype &)(os | rest); // print remaining arguments |
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[6c5d92f] | 371 | sepSetCur$( os, sepGet( os ) ); // switch to regular separator |
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[200fcb3] | 372 | return os; |
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| 373 | } // ?|? |
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| 374 | void ?|?( ostype & os, T arg, Params rest ) { |
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[65240bb] | 375 | // (ostype &)(?|?( os, arg, rest )); ends( os ); |
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[9d362a0] | 376 | (ostype &)(os | arg); // print first argument |
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[6c5d92f] | 377 | sepSetCur$( os, sepGetTuple( os ) ); // switch to tuple separator |
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[9d362a0] | 378 | (ostype &)(os | rest); // print remaining arguments |
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[6c5d92f] | 379 | sepSetCur$( os, sepGet( os ) ); // switch to regular separator |
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[65240bb] | 380 | ends( os ); |
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[200fcb3] | 381 | } // ?|? |
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| 382 | } // distribution |
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[c443d1d] | 383 | |
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[61c7239] | 384 | // writes the range [begin, end) to the given stream |
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[fd54fef] | 385 | forall( ostype &, elt_type | writeable( elt_type, ostype ), iterator_type | iterator( iterator_type, elt_type ) ) { |
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[61c7239] | 386 | void write( iterator_type begin, iterator_type end, ostype & os ) { |
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| 387 | void print( elt_type i ) { os | i; } |
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| 388 | for_each( begin, end, print ); |
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| 389 | } // ?|? |
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| 390 | |
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| 391 | void write_reverse( iterator_type begin, iterator_type end, ostype & os ) { |
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| 392 | void print( elt_type i ) { os | i; } |
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| 393 | for_each_reverse( begin, end, print ); |
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| 394 | } // ?|? |
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| 395 | } // distribution |
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| 396 | |
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[8d321f9] | 397 | // *********************************** manipulators *********************************** |
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[3c573e9] | 398 | |
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[8d321f9] | 399 | // *********************************** integral *********************************** |
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[3c573e9] | 400 | |
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| 401 | static const char * shortbin[] = { "0", "1", "10", "11", "100", "101", "110", "111", "1000", "1001", "1010", "1011", "1100", "1101", "1110", "1111" }; |
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| 402 | static const char * longbin[] = { "0000", "0001", "0010", "0011", "0100", "0101", "0110", "0111", "1000", "1001", "1010", "1011", "1100", "1101", "1110", "1111" }; |
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| 403 | |
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| 404 | // Default prefix for non-decimal prints is 0b, 0, 0x. |
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[94d2544] | 405 | #define INTEGRAL_FMT_IMPL( T, IFMTNP, IFMTP ) \ |
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[85d8153] | 406 | forall( ostype & | basic_ostream( ostype ) ) { \ |
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[3c573e9] | 407 | ostype & ?|?( ostype & os, _Ostream_Manip(T) f ) { \ |
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[6c5d92f] | 408 | if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); \ |
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[3c573e9] | 409 | \ |
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| 410 | if ( f.base == 'b' || f.base == 'B' ) { /* bespoke binary format */ \ |
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[7fd71c7] | 411 | int bits = high1( f.val ); /* position of most significant bit */ \ |
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| 412 | if ( bits == 0 ) bits = 1; /* 0 value => force one bit to print */ \ |
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[c7978c0] | 413 | int spaces; \ |
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[3c573e9] | 414 | if ( ! f.flags.left ) { /* right justified ? */ \ |
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| 415 | /* Note, base prefix then zero padding or spacing then prefix. */ \ |
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[c7978c0] | 416 | if ( f.flags.pc ) { \ |
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| 417 | spaces = f.wd - f.pc; \ |
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| 418 | if ( ! f.flags.nobsdp ) { spaces -= 2; } /* base prefix takes space */ \ |
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| 419 | if ( spaces > 0 ) fmt( os, "%*s", spaces, " " ); /* space pad */ \ |
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[3c573e9] | 420 | if ( ! f.flags.nobsdp ) { fmt( os, "0%c", f.base ); } \ |
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[c7978c0] | 421 | spaces = f.pc - bits; \ |
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[3c573e9] | 422 | if ( spaces > 0 ) fmt( os, "%0*d", spaces, 0 ); /* zero pad */ \ |
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| 423 | } else { \ |
---|
[c7978c0] | 424 | spaces = f.wd - bits; \ |
---|
| 425 | if ( ! f.flags.nobsdp ) { spaces -= 2; } /* base prefix takes space */ \ |
---|
| 426 | if ( f.flags.pad0 ) { \ |
---|
| 427 | if ( ! f.flags.nobsdp ) { fmt( os, "0%c", f.base ); } \ |
---|
| 428 | if ( spaces > 0 ) fmt( os, "%0*d", spaces, 0 ); /* zero pad */ \ |
---|
| 429 | } else { \ |
---|
| 430 | if ( spaces > 0 ) fmt( os, "%*s", spaces, " " ); /* space pad */ \ |
---|
| 431 | if ( ! f.flags.nobsdp ) { fmt( os, "0%c", f.base ); } \ |
---|
| 432 | } /* if */ \ |
---|
| 433 | } /* if */ \ |
---|
| 434 | } else { \ |
---|
| 435 | if ( ! f.flags.nobsdp ) fmt( os, "0%c", f.base ); \ |
---|
| 436 | if ( f.flags.pc ) { \ |
---|
| 437 | spaces = f.pc - bits; \ |
---|
| 438 | if ( spaces > 0 ) fmt( os, "%0*d", spaces, 0 ); /* zero pad */ \ |
---|
| 439 | spaces = f.wd - f.pc; \ |
---|
| 440 | } else { /* pad0 flag ignored with left flag */ \ |
---|
| 441 | spaces = f.wd - bits; \ |
---|
[3c573e9] | 442 | } /* if */ \ |
---|
[c7978c0] | 443 | if ( ! f.flags.nobsdp ) { spaces -= 2; } /* base prefix takes space */ \ |
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[3c573e9] | 444 | } /* if */ \ |
---|
[fd4d3017] | 445 | int shift = floor( bits - 1, 4 ); \ |
---|
[3c573e9] | 446 | typeof( f.val ) temp = f.val; \ |
---|
| 447 | fmt( os, "%s", shortbin[(temp >> shift) & 0xf] ); \ |
---|
| 448 | for () { \ |
---|
| 449 | shift -= 4; \ |
---|
| 450 | if ( shift < 0 ) break; \ |
---|
| 451 | temp = f.val; \ |
---|
| 452 | fmt( os, "%s", longbin[(temp >> shift) & 0xf] ); \ |
---|
| 453 | } /* for */ \ |
---|
| 454 | if ( f.flags.left && spaces > 0 ) fmt( os, "%*s", spaces, " " ); \ |
---|
| 455 | return os; \ |
---|
[2c60c644] | 456 | } /* if */ \ |
---|
[3c573e9] | 457 | \ |
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| 458 | char fmtstr[sizeof(IFMTP)]; /* sizeof includes '\0' */ \ |
---|
| 459 | if ( ! f.flags.pc ) memcpy( &fmtstr, IFMTNP, sizeof(IFMTNP) ); \ |
---|
| 460 | else memcpy( &fmtstr, IFMTP, sizeof(IFMTP) ); \ |
---|
[0c51f9ad] | 461 | int star = 5; /* position before first '*' */ \ |
---|
[3c573e9] | 462 | \ |
---|
| 463 | /* Insert flags into spaces before '*', from right to left. */ \ |
---|
| 464 | if ( ! f.flags.nobsdp ) { fmtstr[star] = '#'; star -= 1; } \ |
---|
| 465 | if ( f.flags.left ) { fmtstr[star] = '-'; star -= 1; } \ |
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[2c60c644] | 466 | if ( f.flags.sign ) { fmtstr[star] = '+'; star -= 1; } \ |
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[3c573e9] | 467 | if ( f.flags.pad0 && ! f.flags.pc ) { fmtstr[star] = '0'; star -= 1; } \ |
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[0c51f9ad] | 468 | fmtstr[star] = '\''; star -= 1; /* locale */ \ |
---|
[3c573e9] | 469 | fmtstr[star] = '%'; \ |
---|
[09a767e] | 470 | \ |
---|
| 471 | /* Special case printing 0 in hexadecimal as printf does not put the base. */ \ |
---|
| 472 | if ( (f.base == 'x' | f.base == 'X') && ! f.flags.nobsdp && f.val == 0 ) { \ |
---|
| 473 | fmt( os, f.base == 'x' ? "0x" : "0X" ); \ |
---|
| 474 | f.wd -= 2; \ |
---|
| 475 | if ( f.wd < 0 ) f.wd = 1; \ |
---|
| 476 | } /* if */ \ |
---|
[3c573e9] | 477 | \ |
---|
| 478 | if ( ! f.flags.pc ) { /* no precision */ \ |
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| 479 | fmtstr[sizeof(IFMTNP)-2] = f.base; /* sizeof includes '\0' */ \ |
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[2c60c644] | 480 | /* printf( "%s %c\n", &fmtstr[star], f.base ); */ \ |
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[3c573e9] | 481 | fmt( os, &fmtstr[star], f.wd, f.val ); \ |
---|
| 482 | } else { /* precision */ \ |
---|
| 483 | fmtstr[sizeof(IFMTP)-2] = f.base; /* sizeof includes '\0' */ \ |
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[2c60c644] | 484 | /* printf( "%s %c\n", &fmtstr[star], f.base ); */ \ |
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[3c573e9] | 485 | fmt( os, &fmtstr[star], f.wd, f.pc, f.val ); \ |
---|
| 486 | } /* if */ \ |
---|
| 487 | return os; \ |
---|
| 488 | } /* ?|? */ \ |
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[b12e4ad] | 489 | OSTYPE_VOID_IMPL( os, _Ostream_Manip(T) ) \ |
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[3c573e9] | 490 | } // distribution |
---|
| 491 | |
---|
[94d2544] | 492 | INTEGRAL_FMT_IMPL( signed char, " *hh ", " *.*hh " ) |
---|
| 493 | INTEGRAL_FMT_IMPL( unsigned char, " *hh ", " *.*hh " ) |
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| 494 | INTEGRAL_FMT_IMPL( signed short int, " *h ", " *.*h " ) |
---|
| 495 | INTEGRAL_FMT_IMPL( unsigned short int, " *h ", " *.*h " ) |
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| 496 | INTEGRAL_FMT_IMPL( signed int, " * ", " *.* " ) |
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| 497 | INTEGRAL_FMT_IMPL( unsigned int, " * ", " *.* " ) |
---|
| 498 | INTEGRAL_FMT_IMPL( signed long int, " *l ", " *.*l " ) |
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| 499 | INTEGRAL_FMT_IMPL( unsigned long int, " *l ", " *.*l " ) |
---|
| 500 | INTEGRAL_FMT_IMPL( signed long long int, " *ll ", " *.*ll " ) |
---|
| 501 | INTEGRAL_FMT_IMPL( unsigned long long int, " *ll ", " *.*ll " ) |
---|
[bd5b443] | 502 | |
---|
[2c60c644] | 503 | |
---|
| 504 | #if defined( __SIZEOF_INT128__ ) |
---|
| 505 | // Default prefix for non-decimal prints is 0b, 0, 0x. |
---|
[85d8153] | 506 | forall( ostype & | basic_ostream( ostype ) ) |
---|
[2c60c644] | 507 | static inline void base_128( ostype & os, unsigned int128 val, unsigned int128 power, _Ostream_Manip(uint64_t) & f, unsigned int maxdig, unsigned int bits, unsigned int cnt = 0 ) { |
---|
| 508 | int wd = 1; // f.wd is never 0 because 0 implies left-pad |
---|
| 509 | if ( val > power ) { // subdivide value into printable 64-bit values |
---|
| 510 | base_128( os, val / power, power, f, maxdig, bits, cnt + 1 ); // recursive |
---|
| 511 | f.val = val % power; |
---|
[ac9ba12] | 512 | if ( cnt == 1 && f.flags.left ) { wd = f.wd; f.wd = maxdig; } // copy f.wd and reset for printing middle chunk |
---|
[7d9bbef] | 513 | // printf( "R val:%#lx(%lu) wd:%u pc:%u base:%c neg:%d pc:%d left:%d nobsdp:%d sign:%d pad0:%d\n", |
---|
| 514 | // f.val, f.val, f.wd, f.pc, f.base, f.flags.neg, f.flags.pc, f.flags.left, f.flags.nobsdp, f.flags.sign, f.flags.pad0 ); |
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[2c60c644] | 515 | (ostype &)(os | f); |
---|
| 516 | if ( cnt == 1 ) { |
---|
[ac9ba12] | 517 | if ( f.flags.left ) { wd -= maxdig; f.wd = wd < 0 ? 1 : wd; } // update and restore f.wd for printing end chunk |
---|
[f5d9c37] | 518 | nosep( os ); // no seperator between chunks |
---|
[2c60c644] | 519 | } // if |
---|
[ac9ba12] | 520 | } else { // print start chunk |
---|
[2c60c644] | 521 | f.val = val; |
---|
| 522 | // f.pc is unsigned => use wd |
---|
| 523 | if ( f.flags.pc && f.pc > maxdig * cnt ) { wd = f.pc - maxdig * cnt; f.pc = wd < 0 ? 0 : wd; } |
---|
| 524 | else { f.flags.pc = false; f.pc = 0; } |
---|
| 525 | |
---|
| 526 | if ( ! f.flags.left ) { // right justify |
---|
| 527 | wd = f.wd - maxdig * cnt; |
---|
| 528 | f.wd = wd < 0 ? 1 : wd; |
---|
| 529 | wd = maxdig; |
---|
| 530 | } else { // left justify |
---|
| 531 | if ( cnt != 0 ) { // value >= 2^64 ? |
---|
| 532 | unsigned int dig, bs = 0; |
---|
[ac9ba12] | 533 | // compute size of prefix digits and base |
---|
[2c60c644] | 534 | if ( f.base == 'd' || f.base == 'u' ) { // no base prefix |
---|
| 535 | dig = ceil( log10( f.val ) ); // use floating-point |
---|
| 536 | if ( f.base == 'd' && (f.flags.neg || f.flags.sign) ) bs = 1; // sign ? |
---|
| 537 | } else { |
---|
[53fd995] | 538 | dig = ceiling_div( high1( f.val ), bits ); |
---|
[2c60c644] | 539 | if ( ! f.flags.nobsdp ) { // base prefix ? |
---|
| 540 | if ( f.base == 'o' ) { |
---|
| 541 | // 0 prefix for octal is not added for precision with leading zero |
---|
| 542 | if ( f.pc <= dig ) bs = 1; // 1 character prefix |
---|
| 543 | } else bs = 2; // 2 character prefix |
---|
| 544 | } // if |
---|
| 545 | } // if |
---|
| 546 | wd = f.wd - (f.pc > dig ? f.pc : dig) - bs; // precision > leading digits ? |
---|
| 547 | if ( wd < 0 ) wd = 1; |
---|
| 548 | f.wd = 1; |
---|
| 549 | } // if |
---|
| 550 | // all manipulators handled implicitly for value < 2^64 |
---|
| 551 | } // if |
---|
| 552 | // prior checks ensure wd not negative |
---|
| 553 | |
---|
| 554 | if ( f.flags.neg ) f.val = -f.val; |
---|
[7d9bbef] | 555 | // printf( "L val:%#lx(%lu) wd:%u pc:%u base:%c neg:%d pc:%d left:%d nobsdp:%d sign:%d pad0:%d\n", |
---|
| 556 | // f.val, f.val, f.wd, f.pc, f.base, f.flags.neg, f.flags.pc, f.flags.left, f.flags.nobsdp, f.flags.sign, f.flags.pad0 ); |
---|
[2c60c644] | 557 | (ostype &)(os | f); |
---|
| 558 | |
---|
[ac9ba12] | 559 | // remaining middle and end chunks are padded with 0s on the left |
---|
[2c60c644] | 560 | if ( ! f.flags.left ) { f.flags.pad0 = true; f.flags.pc = false; } // left pad with 0s |
---|
| 561 | else { f.pc = maxdig; f.flags.pc = true; } // left pad with precision |
---|
[ac9ba12] | 562 | |
---|
[f5d9c37] | 563 | if ( cnt != 0 ) nosep( os ); // no seperator between chunks |
---|
[ac9ba12] | 564 | f.wd = wd; // reset f.wd for next chunk |
---|
| 565 | f.flags.sign = false; // no leading +/- sign |
---|
| 566 | f.flags.nobsdp = true; // no leading base prefix |
---|
[2c60c644] | 567 | } // if |
---|
| 568 | } // base_128 |
---|
| 569 | |
---|
[94d2544] | 570 | #define INTEGRAL_FMT_IMPL128( T ) \ |
---|
[85d8153] | 571 | forall( ostype & | basic_ostream( ostype ) ) { \ |
---|
[2c60c644] | 572 | ostype & ?|?( ostype & os, _Ostream_Manip(T) f ) { \ |
---|
| 573 | _Ostream_Manip(uint64_t) fmt; \ |
---|
| 574 | fmt.[wd, pc, base, all] = f.[wd, pc, base, all]; \ |
---|
| 575 | if ( f.base == 'b' | f.base == 'B' ) { \ |
---|
| 576 | base_128( os, f.val, (unsigned int128)1 << 64, fmt, 64, 1 ); \ |
---|
| 577 | } else if ( f.base == 'o' ) { \ |
---|
| 578 | base_128( os, f.val, (unsigned int128)1 << 63, fmt, 21, 3 ); \ |
---|
| 579 | } else if ( f.base == 'd' || f.base == 'u' ) { \ |
---|
| 580 | if ( f.base == 'd' && f.val < 0 ) { f.val = -f.val; fmt.flags.neg = true; } \ |
---|
| 581 | base_128( os, f.val, (unsigned int128)10_000_000_000_000_000_000UL, fmt, 19, 0 ); \ |
---|
| 582 | } else { \ |
---|
| 583 | base_128( os, f.val, (unsigned int128)1 << 64, fmt, 16, 4 ); \ |
---|
| 584 | } /* if */ \ |
---|
| 585 | return os; \ |
---|
| 586 | } /* ?|? */ \ |
---|
[b12e4ad] | 587 | OSTYPE_VOID_IMPL( os, _Ostream_Manip(T) ) \ |
---|
[2c60c644] | 588 | } // distribution |
---|
| 589 | |
---|
[94d2544] | 590 | INTEGRAL_FMT_IMPL128( int128 ) |
---|
| 591 | INTEGRAL_FMT_IMPL128( unsigned int128 ) |
---|
[2c60c644] | 592 | #endif // __SIZEOF_INT128__ |
---|
[bd5b443] | 593 | |
---|
[8d321f9] | 594 | // *********************************** floating point *********************************** |
---|
[3c573e9] | 595 | |
---|
[fd4c009] | 596 | static const char *suffixes[] = { |
---|
| 597 | "y", "z", "a", "f", "p", "n", "u", "m", "", |
---|
| 598 | "K", "M", "G", "T", "P", "E", "Z", "Y" |
---|
| 599 | }; |
---|
| 600 | #define SUFFIXES_START (-24) /* Smallest power for which there is a suffix defined. */ |
---|
| 601 | #define SUFFIXES_END (SUFFIXES_START + (int)((sizeof(suffixes) / sizeof(char *) - 1) * 3)) |
---|
| 602 | |
---|
[94d2544] | 603 | #define PRINT_WITH_DP2( os, format, ... ) \ |
---|
[3c573e9] | 604 | { \ |
---|
[fd4c009] | 605 | if ( ! f.flags.eng ) { \ |
---|
| 606 | len = snprintf( buf, size, format, ##__VA_ARGS__ ); \ |
---|
[bcbc7e4] | 607 | if ( isfinite( f.val ) && ! f.flags.nobsdp ) { /* if number, print decimal point when no fraction or exponent */ \ |
---|
[09a767e] | 608 | for ( i = 0; i < len && buf[i] != '.' && buf[i] != 'e' && buf[i] != 'E' && \ |
---|
[bcbc7e4] | 609 | buf[i] != 'p' && buf[i] != 'P'; i += 1 ); /* decimal point or scientific ? */ \ |
---|
[fd4c009] | 610 | if ( i == len ) { \ |
---|
| 611 | if ( ! f.flags.left ) { \ |
---|
| 612 | buf[i] = '.'; buf[i + 1] = '\0'; \ |
---|
| 613 | if ( buf[0] == ' ' ) bufbeg = 1; /* decimal point within width */ \ |
---|
| 614 | } else { \ |
---|
| 615 | for ( i = 0; i < len && buf[i] != ' '; i += 1 ); /* trailing blank ? */ \ |
---|
| 616 | buf[i] = '.'; \ |
---|
| 617 | if ( i == len ) buf[i + 1] = '\0'; \ |
---|
| 618 | } /* if */ \ |
---|
[3c573e9] | 619 | } /* if */ \ |
---|
| 620 | } /* if */ \ |
---|
[fd4c009] | 621 | } else { \ |
---|
| 622 | int exp10, len2; \ |
---|
| 623 | eng( f.val, f.pc, exp10 ); /* changes arguments */ \ |
---|
[b1e614f4] | 624 | /* printf( "%g %d %d %d %s\n", f.val, f.wd, f.pc, exp10, format ); */ \ |
---|
[fd4c009] | 625 | if ( ! f.flags.left && f.wd > 1 ) { \ |
---|
[b1e614f4] | 626 | /* Exponent size: 'e', optional minus sign, number of digits: log10(0) => undefined */ \ |
---|
| 627 | f.wd -= 1 + (exp10 < 0 ? 1 : 0) + lrint( floor( exp10 == 0 ? 0 : log10( abs( exp10 ) ) ) ) + 1; \ |
---|
[fd4c009] | 628 | if ( f.wd < 1 ) f.wd = 1; \ |
---|
| 629 | } /* if */ \ |
---|
| 630 | len = snprintf( buf, size, format, ##__VA_ARGS__ ); \ |
---|
| 631 | if ( f.flags.left ) { \ |
---|
| 632 | for ( len -= 1; len > 0 && buf[len] == ' '; len -= 1 ); \ |
---|
| 633 | len += 1; \ |
---|
| 634 | } /* if */ \ |
---|
| 635 | if ( ! f.flags.nobsdp || (exp10 < SUFFIXES_START) || (exp10 > SUFFIXES_END) ) { \ |
---|
[fb907d3] | 636 | len2 = snprintf( &buf[len], size - len, "e%d", (int)exp10 /* ambiguity with function exp10 */ ); \ |
---|
[fd4c009] | 637 | } else { \ |
---|
| 638 | len2 = snprintf( &buf[len], size - len, "%s", suffixes[(exp10 - SUFFIXES_START) / 3] ); \ |
---|
| 639 | } /* if */ \ |
---|
| 640 | if ( f.flags.left && len + len2 < f.wd ) buf[len + len2] = ' '; \ |
---|
[3c573e9] | 641 | } /* if */ \ |
---|
| 642 | fmt( os, "%s", &buf[bufbeg] ); \ |
---|
| 643 | } |
---|
| 644 | |
---|
[94d2544] | 645 | #define FLOATING_POINT_FMT_IMPL( T, DFMTNP, DFMTP ) \ |
---|
[85d8153] | 646 | forall( ostype & | basic_ostream( ostype ) ) { \ |
---|
[fd4c009] | 647 | static void eng( T &value, int & pc, int & exp10 ) { \ |
---|
| 648 | exp10 = lrint( floor( log10( abs( value ) ) ) ); /* round to desired precision */ \ |
---|
| 649 | if ( exp10 < 0 ) exp10 -= 2; \ |
---|
| 650 | exp10 = floor( exp10, 3 ); \ |
---|
| 651 | value *= pow( 10.0, -exp10 ); \ |
---|
[0d49efb] | 652 | if ( pc < 0 ) pc = 3; \ |
---|
[fd4c009] | 653 | } /* eng */ \ |
---|
| 654 | \ |
---|
[3c573e9] | 655 | ostype & ?|?( ostype & os, _Ostream_Manip(T) f ) { \ |
---|
[fd4c009] | 656 | enum { size = 48 }; \ |
---|
| 657 | char buf[size]; \ |
---|
| 658 | int bufbeg = 0, i, len; \ |
---|
| 659 | \ |
---|
[6c5d92f] | 660 | if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); \ |
---|
[fd4c009] | 661 | char fmtstr[sizeof(DFMTP) + 8]; /* sizeof includes '\0' */ \ |
---|
[3c573e9] | 662 | if ( ! f.flags.pc ) memcpy( &fmtstr, DFMTNP, sizeof(DFMTNP) ); \ |
---|
| 663 | else memcpy( &fmtstr, DFMTP, sizeof(DFMTP) ); \ |
---|
[b5f17e1] | 664 | int star = 5; /* position before first '*' */ \ |
---|
[3c573e9] | 665 | \ |
---|
| 666 | /* Insert flags into spaces before '*', from right to left. */ \ |
---|
| 667 | if ( f.flags.left ) { fmtstr[star] = '-'; star -= 1; } \ |
---|
| 668 | if ( f.flags.sign ) { fmtstr[star] = '+'; star -= 1; } \ |
---|
| 669 | if ( f.flags.pad0 ) { fmtstr[star] = '0'; star -= 1; } \ |
---|
[b5f17e1] | 670 | fmtstr[star] = '\''; star -= 1; /* locale */ \ |
---|
[3c573e9] | 671 | fmtstr[star] = '%'; \ |
---|
| 672 | \ |
---|
| 673 | if ( ! f.flags.pc ) { /* no precision */ \ |
---|
| 674 | fmtstr[sizeof(DFMTNP)-2] = f.base; /* sizeof includes '\0' */ \ |
---|
[b1e614f4] | 675 | /* printf( "%g %d %s\n", f.val, f.wd, &fmtstr[star] ); */ \ |
---|
[94d2544] | 676 | PRINT_WITH_DP2( os, &fmtstr[star], f.wd, f.val ) \ |
---|
[3c573e9] | 677 | } else { /* precision */ \ |
---|
| 678 | fmtstr[sizeof(DFMTP)-2] = f.base; /* sizeof includes '\0' */ \ |
---|
| 679 | /* printf( "%g %d %d %s\n", f.val, f.wd, f.pc, &fmtstr[star] ); */ \ |
---|
[94d2544] | 680 | PRINT_WITH_DP2( os, &fmtstr[star], f.wd, f.pc, f.val ) \ |
---|
[3c573e9] | 681 | } /* if */ \ |
---|
| 682 | return os; \ |
---|
| 683 | } /* ?|? */ \ |
---|
[e3fea42] | 684 | \ |
---|
[b12e4ad] | 685 | OSTYPE_VOID_IMPL( os, _Ostream_Manip(T) ) \ |
---|
[3c573e9] | 686 | } // distribution |
---|
| 687 | |
---|
[94d2544] | 688 | FLOATING_POINT_FMT_IMPL( double, " * ", " *.* " ) |
---|
| 689 | FLOATING_POINT_FMT_IMPL( long double, " *L ", " *.*L " ) |
---|
[3c573e9] | 690 | |
---|
[8d321f9] | 691 | // *********************************** character *********************************** |
---|
[3c573e9] | 692 | |
---|
[85d8153] | 693 | forall( ostype & | basic_ostream( ostype ) ) { |
---|
[3c573e9] | 694 | ostype & ?|?( ostype & os, _Ostream_Manip(char) f ) { |
---|
[4f37255] | 695 | if ( f.base != 'c' ) { // bespoke binary/octal/hex format |
---|
[3c573e9] | 696 | _Ostream_Manip(unsigned char) fmtuc @= { f.val, f.wd, f.pc, f.base, {'\0'} }; |
---|
| 697 | fmtuc.flags.pc = f.flags.pc; |
---|
| 698 | fmtuc.flags.nobsdp = f.flags.nobsdp; |
---|
| 699 | // os | fmtuc | nonl; |
---|
| 700 | (ostype &)(os | fmtuc); |
---|
| 701 | return os; |
---|
| 702 | } // if |
---|
| 703 | |
---|
[6c5d92f] | 704 | if ( sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); |
---|
[3c573e9] | 705 | |
---|
| 706 | #define CFMTNP "% * " |
---|
[4f37255] | 707 | char fmtstr[sizeof(CFMTNP)]; // sizeof includes '\0' |
---|
[3c573e9] | 708 | memcpy( &fmtstr, CFMTNP, sizeof(CFMTNP) ); |
---|
[4f37255] | 709 | int star = 1; // position before first '*' |
---|
[3c573e9] | 710 | |
---|
| 711 | // Insert flags into spaces before '*', from right to left. |
---|
| 712 | if ( f.flags.left ) { fmtstr[star] = '-'; star -= 1; } |
---|
| 713 | fmtstr[star] = '%'; |
---|
| 714 | |
---|
[4f37255] | 715 | fmtstr[sizeof(CFMTNP)-2] = f.base; // sizeof includes '\0' |
---|
[3c573e9] | 716 | // printf( "%d %s\n", f.wd, &fmtstr[star] ); |
---|
| 717 | fmt( os, &fmtstr[star], f.wd, f.val ); |
---|
| 718 | return os; |
---|
| 719 | } // ?|? |
---|
[b12e4ad] | 720 | OSTYPE_VOID_IMPL( os, _Ostream_Manip(char) ) |
---|
[3c573e9] | 721 | } // distribution |
---|
| 722 | |
---|
[8d321f9] | 723 | // *********************************** C string *********************************** |
---|
[3c573e9] | 724 | |
---|
[85d8153] | 725 | forall( ostype & | basic_ostream( ostype ) ) { |
---|
[3c573e9] | 726 | ostype & ?|?( ostype & os, _Ostream_Manip(const char *) f ) { |
---|
| 727 | if ( ! f.val ) return os; // null pointer ? |
---|
| 728 | |
---|
| 729 | if ( f.base != 's' ) { // bespoke binary/octal/hex format |
---|
| 730 | _Ostream_Manip(unsigned char) fmtuc @= { 0, f.wd, f.pc, f.base, {'\0'} }; |
---|
| 731 | fmtuc.flags.pc = f.flags.pc; |
---|
| 732 | fmtuc.flags.nobsdp = f.flags.nobsdp; |
---|
[ebf8ca5] | 733 | for ( i; 0 ~ @ : @; f.val[i] != '\0' ) { |
---|
[3c573e9] | 734 | fmtuc.val = f.val[i]; |
---|
| 735 | // os | fmtuc | nonl; |
---|
| 736 | (ostype &)(os | fmtuc); |
---|
| 737 | } // for |
---|
| 738 | return os; |
---|
| 739 | } // if |
---|
| 740 | |
---|
[f5d9c37] | 741 | if ( f.val[0] != '\0' && // null string => no leading separator |
---|
| 742 | sepPrt$( os ) ) fmt( os, "%s", sepGetCur$( os ) ); |
---|
[3c573e9] | 743 | |
---|
| 744 | #define SFMTNP "% * " |
---|
| 745 | #define SFMTP "% *.* " |
---|
| 746 | char fmtstr[sizeof(SFMTP)]; // sizeof includes '\0' |
---|
| 747 | if ( ! f.flags.pc ) memcpy( &fmtstr, SFMTNP, sizeof(SFMTNP) ); |
---|
| 748 | else memcpy( &fmtstr, SFMTP, sizeof(SFMTP) ); |
---|
| 749 | int star = 1; // position before first '*' |
---|
| 750 | |
---|
| 751 | // Insert flags into spaces before '*', from right to left. |
---|
| 752 | if ( f.flags.left ) { fmtstr[star] = '-'; star -= 1; } |
---|
| 753 | fmtstr[star] = '%'; |
---|
| 754 | |
---|
| 755 | if ( ! f.flags.pc ) { // no precision |
---|
| 756 | // printf( "%d %s\n", f.wd, &fmtstr[star] ); |
---|
| 757 | fmtstr[sizeof(SFMTNP)-2] = f.base; // sizeof includes '\0' |
---|
| 758 | fmt( os, &fmtstr[star], f.wd, f.val ); |
---|
| 759 | } else { // precision |
---|
| 760 | fmtstr[sizeof(SFMTP)-2] = f.base; // sizeof includes '\0' |
---|
| 761 | // printf( "%d %d %s\n", f.wd, f.pc, &fmtstr[star] ); |
---|
| 762 | fmt( os, &fmtstr[star], f.wd, f.pc, f.val ); |
---|
| 763 | } // if |
---|
[f5d9c37] | 764 | if ( f.val[0] == '\0' ) { nosep( os ); } // null string => no trailing separator |
---|
[3c573e9] | 765 | return os; |
---|
| 766 | } // ?|? |
---|
[b12e4ad] | 767 | OSTYPE_VOID_IMPL( os, _Ostream_Manip(const char *) ) |
---|
[3c573e9] | 768 | } // distribution |
---|
| 769 | |
---|
| 770 | |
---|
[8d321f9] | 771 | // *********************************** istream *********************************** |
---|
[3c573e9] | 772 | |
---|
[e56cfdb0] | 773 | |
---|
[c015e2d] | 774 | #define FALSE "false" |
---|
| 775 | #define TRUE "true" |
---|
| 776 | |
---|
[ef3ac46] | 777 | forall( istype & | basic_istream( istype ) ) { |
---|
[93c2e0a] | 778 | istype & ?|?( istype & is, bool & b ) { |
---|
[714e206] | 779 | if ( eof( is ) ) throwResume ExceptionInst( missing_data ); |
---|
[c015e2d] | 780 | int len = -1; // len not set if no match |
---|
| 781 | // Optional leading whitespace at start of strings. |
---|
| 782 | fmt( is, " " FALSE "%n", &len ); // try false |
---|
[d796be70] | 783 | if ( len != sizeof( FALSE ) - 1 ) { // -1 removes null terminate |
---|
[c015e2d] | 784 | fmt( is, " " TRUE "%n", &len ); // try true |
---|
| 785 | if ( len != sizeof( TRUE ) - 1 ) throwResume ExceptionInst( missing_data ); |
---|
[2f4c910] | 786 | b = true; |
---|
| 787 | } else { |
---|
| 788 | b = false; |
---|
[3ce0d440] | 789 | } // if |
---|
| 790 | return is; |
---|
| 791 | } // ?|? |
---|
| 792 | |
---|
| 793 | istype & ?|?( istype & is, char & c ) { |
---|
[714e206] | 794 | if ( eof( is ) ) throwResume ExceptionInst( missing_data ); |
---|
[0efb269] | 795 | char temp; |
---|
| 796 | for () { |
---|
[8c13ca8] | 797 | int args = fmt( is, "%c", &temp ); |
---|
[714e206] | 798 | if ( ! eof( is ) && args != 1 ) throwResume ExceptionInst( missing_data ); |
---|
[0efb269] | 799 | // do not overwrite parameter with newline unless appropriate |
---|
[c8371b5] | 800 | if ( temp != '\n' || getANL$( is ) ) { c = temp; break; } |
---|
[0efb269] | 801 | if ( eof( is ) ) break; |
---|
| 802 | } // for |
---|
[3ce0d440] | 803 | return is; |
---|
| 804 | } // ?|? |
---|
| 805 | |
---|
| 806 | istype & ?|?( istype & is, signed char & sc ) { |
---|
[714e206] | 807 | if ( eof( is ) ) throwResume ExceptionInst( missing_data ); |
---|
[8c13ca8] | 808 | int args = fmt( is, "%hhi", &sc ); |
---|
[714e206] | 809 | if ( args != 1 ) throwResume ExceptionInst( missing_data ); |
---|
[3ce0d440] | 810 | return is; |
---|
| 811 | } // ?|? |
---|
| 812 | |
---|
| 813 | istype & ?|?( istype & is, unsigned char & usc ) { |
---|
[714e206] | 814 | if ( eof( is ) ) throwResume ExceptionInst( missing_data ); |
---|
[8c13ca8] | 815 | int args = fmt( is, "%hhi", &usc ); |
---|
[714e206] | 816 | if ( ! eof( is ) && args != 1 ) throwResume ExceptionInst( missing_data ); |
---|
[3ce0d440] | 817 | return is; |
---|
| 818 | } // ?|? |
---|
| 819 | |
---|
| 820 | istype & ?|?( istype & is, short int & si ) { |
---|
[714e206] | 821 | if ( eof( is ) ) throwResume ExceptionInst( missing_data ); |
---|
[8c13ca8] | 822 | int args = fmt( is, "%hi", &si ); |
---|
[714e206] | 823 | if ( ! eof( is ) && args != 1 ) throwResume ExceptionInst( missing_data ); |
---|
[3ce0d440] | 824 | return is; |
---|
| 825 | } // ?|? |
---|
| 826 | |
---|
| 827 | istype & ?|?( istype & is, unsigned short int & usi ) { |
---|
[714e206] | 828 | if ( eof( is ) ) throwResume ExceptionInst( missing_data ); |
---|
[8c13ca8] | 829 | int args = fmt( is, "%hi", &usi ); |
---|
[714e206] | 830 | if ( ! eof( is ) && args != 1 ) throwResume ExceptionInst( missing_data ); |
---|
[3ce0d440] | 831 | return is; |
---|
| 832 | } // ?|? |
---|
| 833 | |
---|
| 834 | istype & ?|?( istype & is, int & i ) { |
---|
[714e206] | 835 | if ( eof( is ) ) throwResume ExceptionInst( missing_data ); |
---|
[8c13ca8] | 836 | int args = fmt( is, "%i", &i ); |
---|
[714e206] | 837 | if ( ! eof( is ) && args != 1 ) throwResume ExceptionInst( missing_data ); |
---|
[3ce0d440] | 838 | return is; |
---|
| 839 | } // ?|? |
---|
| 840 | |
---|
| 841 | istype & ?|?( istype & is, unsigned int & ui ) { |
---|
[714e206] | 842 | if ( eof( is ) ) throwResume ExceptionInst( missing_data ); |
---|
[8c13ca8] | 843 | int args = fmt( is, "%i", &ui ); |
---|
[714e206] | 844 | if ( ! eof( is ) && args != 1 ) throwResume ExceptionInst( missing_data ); |
---|
[3ce0d440] | 845 | return is; |
---|
| 846 | } // ?|? |
---|
| 847 | |
---|
| 848 | istype & ?|?( istype & is, long int & li ) { |
---|
[714e206] | 849 | if ( eof( is ) ) throwResume ExceptionInst( missing_data ); |
---|
[8c13ca8] | 850 | int args = fmt( is, "%li", &li ); |
---|
[714e206] | 851 | if ( ! eof( is ) && args != 1 ) throwResume ExceptionInst( missing_data ); |
---|
[3ce0d440] | 852 | return is; |
---|
| 853 | } // ?|? |
---|
| 854 | |
---|
| 855 | istype & ?|?( istype & is, unsigned long int & ulli ) { |
---|
[714e206] | 856 | if ( eof( is ) ) throwResume ExceptionInst( missing_data ); |
---|
[8c13ca8] | 857 | int args = fmt( is, "%li", &ulli ); |
---|
[714e206] | 858 | if ( ! eof( is ) && args != 1 ) throwResume ExceptionInst( missing_data ); |
---|
[3ce0d440] | 859 | return is; |
---|
| 860 | } // ?|? |
---|
| 861 | |
---|
| 862 | istype & ?|?( istype & is, long long int & lli ) { |
---|
[714e206] | 863 | if ( eof( is ) ) throwResume ExceptionInst( missing_data ); |
---|
[8c13ca8] | 864 | int args = fmt( is, "%lli", &lli ); |
---|
[714e206] | 865 | if ( ! eof( is ) && args != 1 ) throwResume ExceptionInst( missing_data ); |
---|
[3ce0d440] | 866 | return is; |
---|
| 867 | } // ?|? |
---|
| 868 | |
---|
| 869 | istype & ?|?( istype & is, unsigned long long int & ulli ) { |
---|
[714e206] | 870 | if ( eof( is ) ) throwResume ExceptionInst( missing_data ); |
---|
[8c13ca8] | 871 | int args = fmt( is, "%lli", &ulli ); |
---|
[714e206] | 872 | if ( ! eof( is ) && args != 1 ) throwResume ExceptionInst( missing_data ); |
---|
[3ce0d440] | 873 | return is; |
---|
| 874 | } // ?|? |
---|
| 875 | |
---|
[ef3ac46] | 876 | #if defined( __SIZEOF_INT128__ ) |
---|
[e474cf09] | 877 | istype & ?|?( istype & is, int128 & llli ) { |
---|
| 878 | return (istype &)(is | (unsigned int128 &)llli); |
---|
| 879 | } // ?|? |
---|
[fe68bdf] | 880 | |
---|
[e474cf09] | 881 | istype & ?|?( istype & is, unsigned int128 & ullli ) { |
---|
[fe68bdf] | 882 | char s[40]; |
---|
| 883 | bool sign = false; |
---|
| 884 | |
---|
| 885 | if ( fmt( is, " %[-]", s ) == 1 ) sign = true; // skip whitespace, negative sign ? |
---|
| 886 | // If the input is too large, the value returned is undefined. If there is no input, no value is returned |
---|
| 887 | if ( fmt( is, "%39[0-9]%*[0-9]", s ) == 1 ) { // take first 39 characters, ignore remaining |
---|
[e474cf09] | 888 | ullli = 0; |
---|
[ebf8ca5] | 889 | for ( i; 0 ~ @ : @; s[i] != '\0' ) { |
---|
[e474cf09] | 890 | ullli = ullli * 10 + s[i] - '0'; |
---|
[fe68bdf] | 891 | } // for |
---|
[e474cf09] | 892 | if ( sign ) ullli = -ullli; |
---|
[a1a1f37d] | 893 | } else if ( sign ) ungetc( '-', is ); // return minus when no digits |
---|
[fe68bdf] | 894 | return is; |
---|
| 895 | } // ?|? |
---|
[ef3ac46] | 896 | #endif // __SIZEOF_INT128__ |
---|
[3ce0d440] | 897 | |
---|
| 898 | istype & ?|?( istype & is, float & f ) { |
---|
[714e206] | 899 | if ( eof( is ) ) throwResume ExceptionInst( missing_data ); |
---|
[8c13ca8] | 900 | int args = fmt( is, "%f", &f ); |
---|
[714e206] | 901 | if ( ! eof( is ) && args != 1 ) throwResume ExceptionInst( missing_data ); |
---|
[3ce0d440] | 902 | return is; |
---|
| 903 | } // ?|? |
---|
| 904 | |
---|
| 905 | istype & ?|?( istype & is, double & d ) { |
---|
[714e206] | 906 | if ( eof( is ) ) throwResume ExceptionInst( missing_data ); |
---|
[8c13ca8] | 907 | int args = fmt( is, "%lf", &d ); |
---|
[714e206] | 908 | if ( ! eof( is ) && args != 1 ) throwResume ExceptionInst( missing_data ); |
---|
[3ce0d440] | 909 | return is; |
---|
| 910 | } // ?|? |
---|
| 911 | |
---|
| 912 | istype & ?|?( istype & is, long double & ld ) { |
---|
[714e206] | 913 | if ( eof( is ) ) throwResume ExceptionInst( missing_data ); |
---|
[8c13ca8] | 914 | int args = fmt( is, "%Lf", &ld ); |
---|
[714e206] | 915 | if ( ! eof( is ) && args != 1 ) throwResume ExceptionInst( missing_data ); |
---|
[3ce0d440] | 916 | return is; |
---|
| 917 | } // ?|? |
---|
| 918 | |
---|
| 919 | istype & ?|?( istype & is, float _Complex & fc ) { |
---|
[714e206] | 920 | if ( eof( is ) ) throwResume ExceptionInst( missing_data ); |
---|
[3ce0d440] | 921 | float re, im; |
---|
[8c13ca8] | 922 | int args = fmt( is, "%f%fi", &re, &im ); |
---|
[714e206] | 923 | if ( ! eof( is ) && args != 2 ) throwResume ExceptionInst( missing_data ); |
---|
[3ce0d440] | 924 | fc = re + im * _Complex_I; |
---|
| 925 | return is; |
---|
| 926 | } // ?|? |
---|
| 927 | |
---|
| 928 | istype & ?|?( istype & is, double _Complex & dc ) { |
---|
[714e206] | 929 | if ( eof( is ) ) throwResume ExceptionInst( missing_data ); |
---|
[3ce0d440] | 930 | double re, im; |
---|
[8c13ca8] | 931 | int args = fmt( is, "%lf%lfi", &re, &im ); |
---|
[714e206] | 932 | if ( ! eof( is ) && args != 2 ) throwResume ExceptionInst( missing_data ); |
---|
[3ce0d440] | 933 | dc = re + im * _Complex_I; |
---|
| 934 | return is; |
---|
| 935 | } // ?|? |
---|
| 936 | |
---|
| 937 | istype & ?|?( istype & is, long double _Complex & ldc ) { |
---|
[714e206] | 938 | if ( eof( is ) ) throwResume ExceptionInst( missing_data ); |
---|
[3ce0d440] | 939 | long double re, im; |
---|
[8c13ca8] | 940 | int args = fmt( is, "%Lf%Lfi", &re, &im ); |
---|
[714e206] | 941 | if ( ! eof( is ) && args != 2 ) throwResume ExceptionInst( missing_data ); |
---|
[3ce0d440] | 942 | ldc = re + im * _Complex_I; |
---|
| 943 | return is; |
---|
| 944 | } // ?|? |
---|
| 945 | |
---|
[c015e2d] | 946 | istype & ?|?( istype & is, const char fmt[] ) { // match text |
---|
[714e206] | 947 | if ( eof( is ) ) throwResume ExceptionInst( missing_data ); |
---|
[8c13ca8] | 948 | size_t len = strlen( fmt ); |
---|
[714e206] | 949 | char fmtstr[len + 16]; |
---|
| 950 | strcpy( fmtstr, fmt ); // copy format and add %n |
---|
| 951 | strcpy( &fmtstr[len], "%n" ); |
---|
[c015e2d] | 952 | len = -1; |
---|
| 953 | // scanf cursor does not move if no match |
---|
| 954 | fmt( is, fmtstr, &len ); |
---|
| 955 | if ( ! eof( is ) && len == -1 ) throwResume ExceptionInst( missing_data ); |
---|
[0f107e4] | 956 | return is; |
---|
| 957 | } // ?|? |
---|
[04396aa] | 958 | |
---|
[3ce0d440] | 959 | // manipulators |
---|
| 960 | istype & ?|?( istype & is, istype & (* manip)( istype & ) ) { |
---|
| 961 | return manip( is ); |
---|
| 962 | } // ?|? |
---|
[ff7f6d07] | 963 | |
---|
[e474cf09] | 964 | void ?|?( istype & is, istype & (* manip)( istype & ) ) { |
---|
[f842032] | 965 | manip( is ); |
---|
[e474cf09] | 966 | } // ?|? |
---|
[3ce0d440] | 967 | |
---|
[200fcb3] | 968 | istype & nl( istype & is ) { |
---|
[3c5dee4] | 969 | fmt( is, "%*[^\n]" ); // ignore characters to newline |
---|
[63e129c] | 970 | if ( ! eof( is ) ) fmt( is, "%*c" ); // read newline |
---|
[3ce0d440] | 971 | return is; |
---|
[200fcb3] | 972 | } // nl |
---|
[0efb269] | 973 | |
---|
| 974 | istype & nlOn( istype & is ) { |
---|
| 975 | nlOn( is ); // call void returning |
---|
| 976 | return is; |
---|
| 977 | } // nlOn |
---|
| 978 | |
---|
| 979 | istype & nlOff( istype & is ) { |
---|
| 980 | nlOff( is ); // call void returning |
---|
| 981 | return is; |
---|
| 982 | } // nlOff |
---|
[ef3ac46] | 983 | } // distribution |
---|
[44574f2] | 984 | |
---|
[8d321f9] | 985 | // *********************************** manipulators *********************************** |
---|
[3c573e9] | 986 | |
---|
[ef3ac46] | 987 | forall( istype & | basic_istream( istype ) ) { |
---|
[0f107e4] | 988 | istype & ?|?( istype & is, _Istream_Cskip f ) { |
---|
[714e206] | 989 | if ( eof( is ) ) throwResume ExceptionInst( missing_data ); |
---|
[bf1cbde] | 990 | if ( f.scanset ) { |
---|
| 991 | int nscanset = strlen(f.scanset); |
---|
| 992 | char fmtstr[ sizeof("%*[]") + nscanset ]; |
---|
| 993 | int pos = 0; |
---|
[e0dc038] | 994 | strcpy( &fmtstr[pos], "%*[" ); pos += 3; |
---|
[bf1cbde] | 995 | strcpy( &fmtstr[pos], f.scanset ); pos += nscanset; |
---|
[e0dc038] | 996 | strcpy( &fmtstr[pos], "]" ); |
---|
[714e206] | 997 | fmt( is, fmtstr, "" ); // skip scanset, zero or more |
---|
[e0dc038] | 998 | } else { |
---|
| 999 | char ch; |
---|
| 1000 | for ( f.wd ) { // skip N characters |
---|
[714e206] | 1001 | int args = fmt( is, "%c", &ch ); |
---|
[6b228cae] | 1002 | if ( args != 1 ) throwResume ExceptionInst( missing_data ); |
---|
[e0dc038] | 1003 | } // for |
---|
| 1004 | } // if |
---|
[0f107e4] | 1005 | return is; |
---|
| 1006 | } |
---|
[e7a8f65] | 1007 | |
---|
[5764204] | 1008 | istype & ?|?( istype & is, _Istream_Cquoted f ) with( f.cstr ) { |
---|
[714e206] | 1009 | if ( eof( is ) ) throwResume ExceptionInst( missing_data ); |
---|
[8c13ca8] | 1010 | int args; |
---|
[5764204] | 1011 | fini: { |
---|
[714e206] | 1012 | char rfmt[5] = { ' ', delimiters[0], '%', 'n', '\0' }; |
---|
| 1013 | int len = -1; // may not be set in fmt |
---|
| 1014 | args = fmt( is, rfmt, &len ); // remove leading whitespace and quote |
---|
| 1015 | if ( eof( is ) || len == -1 ) break fini; |
---|
[5764204] | 1016 | |
---|
| 1017 | // Change the remainder of the read into a getline by reseting the closing delimiter. |
---|
| 1018 | if ( delimiters[1] != '\0' ) { |
---|
| 1019 | delimiters[0] = delimiters[1]; |
---|
| 1020 | delimiters[1] = '\0'; |
---|
[8c13ca8] | 1021 | } // if |
---|
[5764204] | 1022 | flags.delimiter = true; |
---|
| 1023 | return is | *(_Istream_Cstr *)&f; |
---|
| 1024 | } // fini |
---|
[baa1d5d] | 1025 | // read failed => no pattern match => set string to null |
---|
| 1026 | if ( ! flags.ignore && s != 0p && args == 0 ) s[0] = '\0'; |
---|
[8c13ca8] | 1027 | if ( args == 1 && eof( is ) ) { // data but scan ended at EOF |
---|
| 1028 | clear( is ); // => reset EOF => detect again on next read |
---|
| 1029 | } // if |
---|
| 1030 | return is; |
---|
| 1031 | } |
---|
| 1032 | |
---|
[5764204] | 1033 | istype & ?|?( istype & is, _Istream_Cstr f ) with( f.cstr ) { |
---|
[714e206] | 1034 | if ( eof( is ) ) throwResume ExceptionInst( missing_data ); |
---|
[e0dc038] | 1035 | const char * scanset; |
---|
| 1036 | size_t nscanset = 0; |
---|
[4aae2bd] | 1037 | if ( flags.delimiter ) scanset = delimiters; // getline ? |
---|
[5764204] | 1038 | else scanset = f.cstr.scanset; |
---|
[e0dc038] | 1039 | if ( scanset ) nscanset = strlen( scanset ); |
---|
[5ad2c6c7] | 1040 | |
---|
[e0dc038] | 1041 | char fmtstr[nscanset + 32]; // storage for scanset and format codes |
---|
[e474cf09] | 1042 | fmtstr[0] = '%'; |
---|
[e0dc038] | 1043 | int pos = 1; |
---|
| 1044 | int args; |
---|
| 1045 | bool check = true; |
---|
| 1046 | |
---|
[5764204] | 1047 | if ( flags.ignore ) { check = false; fmtstr[1] = '*'; pos += 1; } |
---|
| 1048 | int rwd = wd; |
---|
| 1049 | if ( wd != -1 ) { // => just ignore versus ignore with width |
---|
[2fa0237] | 1050 | // wd is buffer bytes available (for input chars + null terminator) |
---|
| 1051 | // rwd is count of input chars |
---|
[e0dc038] | 1052 | // no maximum width necessary because text ignored => width is read width |
---|
[5764204] | 1053 | if ( flags.rwd ) check = false; |
---|
| 1054 | else rwd = wd - 1; |
---|
| 1055 | assert( rwd > 0 ); |
---|
[e0dc038] | 1056 | pos += sprintf( &fmtstr[pos], "%d", rwd ); |
---|
[e474cf09] | 1057 | } // if |
---|
[2f34fde] | 1058 | |
---|
[e0dc038] | 1059 | if ( ! scanset ) { // %s, %*s, %ws, %*ws |
---|
[5764204] | 1060 | // fprintf( stderr, "cstr %s\n", s ); |
---|
[e0dc038] | 1061 | strcpy( &fmtstr[pos], "s%n" ); |
---|
| 1062 | int len = 0; // may not be set in fmt |
---|
[5764204] | 1063 | if ( flags.ignore ) args = fmt( is, fmtstr, &len ); // no string argument for '*' |
---|
| 1064 | else args = fmt( is, fmtstr, s, &len ); |
---|
[7b93027e] | 1065 | // fprintf( stderr, "cstr %s %d %d %d\n", fmtstr, args, len, f.cstr.wd ); |
---|
[e0dc038] | 1066 | if ( check && len >= rwd && ! eof( is ) ) { // might not fit |
---|
[0860d9c] | 1067 | char peek; |
---|
[e0dc038] | 1068 | fmt( is, "%c", &peek ); // check for whitespace terminator |
---|
[8c13ca8] | 1069 | // fprintf( stderr, "peek %d '%c'\n", args, peek ); |
---|
[714e206] | 1070 | if ( ! eof( is ) ) { // can only fail at eof |
---|
[a1a1f37d] | 1071 | ungetc( peek, is ); |
---|
[8c13ca8] | 1072 | if ( ! isspace( peek ) ) throwResume ExceptionInst( cstring_length ); |
---|
[e0dc038] | 1073 | } // if |
---|
[0860d9c] | 1074 | } // if |
---|
[3e4bf0d] | 1075 | // FIX ME: CFA strings need to be modified to NOT change the argument for this case, then this can be removed. |
---|
[7b93027e] | 1076 | //fprintf( stderr, "cstr %d %d %d %d '%s'\n", flags.ignore, args, len, eof( is ), s ); |
---|
| 1077 | //if ( ! flags.ignore && args == 0 ) s[0]= '\0'; // read failed => no pattern match => set string to null |
---|
[e0dc038] | 1078 | } else { |
---|
[5764204] | 1079 | if ( flags.delimiter ) { // getline |
---|
[e0dc038] | 1080 | int len = 0; // may not be set in fmt |
---|
[714e206] | 1081 | if ( delimiters[2] != '\0' ) { // (quoted) read single character ? |
---|
[baa1d5d] | 1082 | sprintf( &fmtstr[pos], "c%%n" ); |
---|
| 1083 | } else { |
---|
| 1084 | sprintf( &fmtstr[pos], "[^%c]%%n", delimiters[0] ); |
---|
| 1085 | } // if |
---|
[5764204] | 1086 | if ( flags.ignore ) args = fmt( is, fmtstr, &len ); // no string argument for '*' |
---|
| 1087 | else args = fmt( is, fmtstr, s, &len ); |
---|
[714e206] | 1088 | |
---|
[e0dc038] | 1089 | if ( check && len == rwd && ! eof( is ) ) { // might not fit |
---|
[5764204] | 1090 | char peek; |
---|
| 1091 | fmt( is, "%c", &peek ); // check for delimiter |
---|
[e0dc038] | 1092 | if ( ! eof( is ) ) { |
---|
[5764204] | 1093 | if ( peek != delimiters[0] ) { |
---|
[a1a1f37d] | 1094 | ungetc( peek, is ); |
---|
[8c13ca8] | 1095 | throwResume ExceptionInst( cstring_length ); |
---|
[e0dc038] | 1096 | } // if |
---|
| 1097 | } // if |
---|
[4aae2bd] | 1098 | } else fmt( is, "%*c" ); // remove delimiter |
---|
[e0dc038] | 1099 | } else { |
---|
| 1100 | // incl %[xxx], %*[xxx], %w[xxx], %*w[xxx] |
---|
| 1101 | // excl %[^xxx], %*[^xxx], %w[^xxx], %*w[^xxx] |
---|
[5764204] | 1102 | sprintf( &fmtstr[pos], "[%s%s]%%n", flags.inex ? "^" : "", scanset ); |
---|
| 1103 | // fprintf( stderr, "incl/excl %s %d\n", fmtstr, wd ); |
---|
[e0dc038] | 1104 | int len = 0; // may not be set in fmt |
---|
[5764204] | 1105 | if ( flags.ignore ) args = fmt( is, fmtstr, &len ); // no string argument for '*' |
---|
| 1106 | else args = fmt( is, fmtstr, s, &len ); |
---|
| 1107 | // fprintf( stderr, "incl/excl %s \"%s\" %d %d %d %d %d %c\n", fmtstr, s, args, wd, len, eof( is ), check, s[wd] ); |
---|
[e0dc038] | 1108 | if ( check && len == rwd && ! eof( is ) ) { // might not fit |
---|
[8c13ca8] | 1109 | // fprintf( stderr, "overflow\n" ); |
---|
[e0dc038] | 1110 | char peek; |
---|
| 1111 | fmt( is, "%c", &peek ); // check for whitespace terminator |
---|
[8c13ca8] | 1112 | // fprintf( stderr, "peek %d '%c'\n", args, peek ); |
---|
[e0dc038] | 1113 | if ( ! eof( is ) ) { |
---|
[a1a1f37d] | 1114 | ungetc( peek, is ); |
---|
[5764204] | 1115 | if ( flags.inex ^ strchr( scanset, peek ) != 0p ) throwResume ExceptionInst( cstring_length ); |
---|
[e0dc038] | 1116 | } // if |
---|
| 1117 | } // if |
---|
[0f107e4] | 1118 | } // if |
---|
[5764204] | 1119 | if ( ! flags.ignore && args == 0 ) s[0]= '\0'; // read failed => no pattern match => set string to null |
---|
[e0dc038] | 1120 | } // if |
---|
| 1121 | if ( args == 1 && eof( is ) ) { // data but scan ended at EOF |
---|
| 1122 | clear( is ); // => reset EOF => detect again on next read |
---|
| 1123 | } // if |
---|
[61c7239] | 1124 | return is; |
---|
[e474cf09] | 1125 | } // ?|? |
---|
| 1126 | } // distribution |
---|
[86a8be5] | 1127 | |
---|
[94d2544] | 1128 | #define INPUT_FMT_IMPL( T, CODE ) \ |
---|
[ef3ac46] | 1129 | forall( istype & | basic_istream( istype ) ) { \ |
---|
[e474cf09] | 1130 | istype & ?|?( istype & is, _Istream_Manip(T) f ) { \ |
---|
| 1131 | enum { size = 16 }; \ |
---|
| 1132 | char fmtstr[size]; \ |
---|
| 1133 | if ( f.wd == -1 ) { \ |
---|
| 1134 | snprintf( fmtstr, size, "%%%s%s", f.ignore ? "*" : "", CODE ); \ |
---|
| 1135 | } else { \ |
---|
| 1136 | snprintf( fmtstr, size, "%%%s%d%s", f.ignore ? "*" : "", f.wd, CODE ); \ |
---|
| 1137 | } /* if */ \ |
---|
| 1138 | /* printf( "%d %s %p\n", f.wd, fmtstr, &f.val ); */ \ |
---|
| 1139 | fmt( is, fmtstr, &f.val ); \ |
---|
| 1140 | return is; \ |
---|
| 1141 | } /* ?|? */ \ |
---|
| 1142 | } // distribution |
---|
[3c573e9] | 1143 | |
---|
[baa1d5d] | 1144 | INPUT_FMT_IMPL( char, "c" ) |
---|
[94d2544] | 1145 | INPUT_FMT_IMPL( signed char, "hhi" ) |
---|
| 1146 | INPUT_FMT_IMPL( unsigned char, "hhi" ) |
---|
| 1147 | INPUT_FMT_IMPL( signed short int, "hi" ) |
---|
| 1148 | INPUT_FMT_IMPL( unsigned short int, "hi" ) |
---|
| 1149 | INPUT_FMT_IMPL( signed int, "i" ) |
---|
| 1150 | INPUT_FMT_IMPL( unsigned int, "i" ) |
---|
| 1151 | INPUT_FMT_IMPL( signed long int, "li" ) |
---|
| 1152 | INPUT_FMT_IMPL( unsigned long int, "li" ) |
---|
| 1153 | INPUT_FMT_IMPL( signed long long int, "lli" ) |
---|
| 1154 | INPUT_FMT_IMPL( unsigned long long int, "lli" ) |
---|
| 1155 | |
---|
| 1156 | INPUT_FMT_IMPL( float, "f" ) |
---|
| 1157 | INPUT_FMT_IMPL( double, "lf" ) |
---|
| 1158 | INPUT_FMT_IMPL( long double, "Lf" ) |
---|
[3c573e9] | 1159 | |
---|
[ef3ac46] | 1160 | forall( istype & | basic_istream( istype ) ) { |
---|
[e474cf09] | 1161 | istype & ?|?( istype & is, _Istream_Manip(float _Complex) fc ) { |
---|
| 1162 | float re, im; |
---|
| 1163 | _Istream_Manip(float) fmtuc @= { re, fc.wd, fc.ignore }; |
---|
| 1164 | is | fmtuc; |
---|
| 1165 | &fmtuc.val = &im; |
---|
| 1166 | is | fmtuc; |
---|
| 1167 | if ( ! fc.ignore ) fc.val = re + im * _Complex_I; // re/im are uninitialized for ignore |
---|
| 1168 | return is; |
---|
| 1169 | } // ?|? |
---|
| 1170 | |
---|
| 1171 | istype & ?|?( istype & is, _Istream_Manip(double _Complex) dc ) { |
---|
| 1172 | double re, im; |
---|
| 1173 | _Istream_Manip(double) fmtuc @= { re, dc.wd, dc.ignore }; |
---|
| 1174 | is | fmtuc; |
---|
| 1175 | &fmtuc.val = &im; |
---|
| 1176 | is | fmtuc; |
---|
| 1177 | if ( ! dc.ignore ) dc.val = re + im * _Complex_I; // re/im are uninitialized for ignore |
---|
| 1178 | return is; |
---|
| 1179 | } // ?|? |
---|
| 1180 | |
---|
| 1181 | istype & ?|?( istype & is, _Istream_Manip(long double _Complex) ldc ) { |
---|
| 1182 | long double re, im; |
---|
| 1183 | _Istream_Manip(long double) fmtuc @= { re, ldc.wd, ldc.ignore }; |
---|
| 1184 | is | fmtuc; |
---|
| 1185 | &fmtuc.val = &im; |
---|
| 1186 | is | fmtuc; |
---|
| 1187 | if ( ! ldc.ignore ) ldc.val = re + im * _Complex_I; // re/im are uninitialized for ignore |
---|
| 1188 | return is; |
---|
| 1189 | } // ?|? |
---|
| 1190 | } // distribution |
---|
[3c573e9] | 1191 | |
---|
[2f34fde] | 1192 | |
---|
[86bd7c1f] | 1193 | // Local Variables: // |
---|
| 1194 | // tab-width: 4 // |
---|
[084520f] | 1195 | // compile-command: "cfa iostream.cfa" // |
---|
[86bd7c1f] | 1196 | // End: // |
---|