[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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[bb82c03] | 7 | // fstream -- |
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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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| 11 | // Last Modified By : Peter A. Buhr |
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[b431515] | 12 | // Last Modified On : Sat Apr 24 09:04:03 2021 |
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| 13 | // Update Count : 219 |
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[86bd7c1f] | 14 | // |
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| 15 | |
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[53a6c2a] | 16 | #pragma once |
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[51b7345] | 17 | |
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[e474cf09] | 18 | #include "bits/weakso_locks.hfa" // mutex_lock |
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[58b6d1b] | 19 | #include "iostream.hfa" |
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[91e52be] | 20 | #include <exception.hfa> |
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[51b7345] | 21 | |
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[65240bb] | 22 | |
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[8d321f9] | 23 | // *********************************** ofstream *********************************** |
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[65240bb] | 24 | |
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| 25 | |
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[b431515] | 26 | enum { ofstream_sepSize = 16 }; |
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[53ba273] | 27 | struct ofstream { |
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[6c5d92f] | 28 | void * file$; |
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| 29 | bool sepDefault$; |
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| 30 | bool sepOnOff$; |
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| 31 | bool nlOnOff$; |
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| 32 | bool prt$; // print text |
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| 33 | bool sawNL$; |
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| 34 | const char * sepCur$; |
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[b431515] | 35 | char separator$[ofstream_sepSize]; |
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| 36 | char tupleSeparator$[ofstream_sepSize]; |
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[6c5d92f] | 37 | multiple_acquisition_lock lock$; |
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| 38 | bool acquired$; |
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[53ba273] | 39 | }; // ofstream |
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[90c3b1c] | 40 | |
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[b431515] | 41 | // Satisfies ostream |
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| 42 | |
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[9ebd778] | 43 | // private |
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[6c5d92f] | 44 | bool sepPrt$( ofstream & ); |
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| 45 | void sepReset$( ofstream & ); |
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| 46 | void sepReset$( ofstream &, bool ); |
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| 47 | const char * sepGetCur$( ofstream & ); |
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| 48 | void sepSetCur$( ofstream &, const char [] ); |
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| 49 | bool getNL$( ofstream & ); |
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| 50 | void setNL$( ofstream &, bool ); |
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| 51 | bool getANL$( ofstream & ); |
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| 52 | bool getPrt$( ofstream & ); |
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| 53 | void setPrt$( ofstream &, bool ); |
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[9ebd778] | 54 | |
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| 55 | // public |
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[09687aa] | 56 | void sepOn( ofstream & ); |
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| 57 | void sepOff( ofstream & ); |
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[93c2e0a] | 58 | bool sepDisable( ofstream & ); |
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| 59 | bool sepEnable( ofstream & ); |
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[200fcb3] | 60 | void nlOn( ofstream & ); |
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| 61 | void nlOff( ofstream & ); |
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[9ebd778] | 62 | |
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[09687aa] | 63 | const char * sepGet( ofstream & ); |
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[e3fea42] | 64 | void sepSet( ofstream &, const char [] ); |
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[09687aa] | 65 | const char * sepGetTuple( ofstream & ); |
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[e3fea42] | 66 | void sepSetTuple( ofstream &, const char [] ); |
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[6152c81] | 67 | |
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[b431515] | 68 | void ends( ofstream & ); |
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| 69 | int fmt( ofstream &, const char format[], ... ) __attribute__(( format(printf, 2, 3) )); |
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| 70 | |
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| 71 | bool fail( ofstream & ); |
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[09687aa] | 72 | int flush( ofstream & ); |
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[e3fea42] | 73 | void open( ofstream &, const char name[], const char mode[] ); |
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| 74 | void open( ofstream &, const char name[] ); |
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[09687aa] | 75 | void close( ofstream & ); |
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[e3fea42] | 76 | ofstream & write( ofstream &, const char data[], size_t size ); |
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[b431515] | 77 | |
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| 78 | void acquire( ofstream & ); |
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| 79 | void release( ofstream & ); |
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[e474cf09] | 80 | |
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| 81 | struct osacquire { |
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| 82 | ofstream & os; |
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| 83 | }; |
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[b431515] | 84 | void ?{}( osacquire & acq, ofstream & ); |
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[e474cf09] | 85 | void ^?{}( osacquire & acq ); |
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[829c907] | 86 | |
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[b431515] | 87 | void ?{}( ofstream & ); |
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| 88 | void ?{}( ofstream &, const char name[], const char mode[] ); |
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| 89 | void ?{}( ofstream &, const char name[] ); |
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| 90 | void ^?{}( ofstream & ); |
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[09687aa] | 91 | |
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[a87d40b] | 92 | extern ofstream & sout, & stdout, & serr, & stderr; // aliases |
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[65240bb] | 93 | extern ofstream & exit, & abort; |
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| 94 | |
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[51b7345] | 95 | |
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[8d321f9] | 96 | // *********************************** ifstream *********************************** |
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[5cb2b8c] | 97 | |
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[51b7345] | 98 | |
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[53ba273] | 99 | struct ifstream { |
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[6c5d92f] | 100 | void * file$; |
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| 101 | bool nlOnOff$; |
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| 102 | multiple_acquisition_lock lock$; |
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| 103 | bool acquired$; |
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[53ba273] | 104 | }; // ifstream |
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[6ba0659] | 105 | |
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[b431515] | 106 | // Satisfies istream |
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| 107 | |
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[09687aa] | 108 | // public |
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[0efb269] | 109 | void nlOn( ifstream & ); |
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| 110 | void nlOff( ifstream & ); |
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| 111 | bool getANL( ifstream & ); |
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[e474cf09] | 112 | void ends( ifstream & ); |
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[b431515] | 113 | bool fail( ifstream & is ); |
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[09687aa] | 114 | int eof( ifstream & is ); |
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[e3fea42] | 115 | void open( ifstream & is, const char name[], const char mode[] ); |
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| 116 | void open( ifstream & is, const char name[] ); |
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[09687aa] | 117 | void close( ifstream & is ); |
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[91d766d] | 118 | ifstream & read( ifstream & is, char * data, size_t size ); |
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[09687aa] | 119 | ifstream & ungetc( ifstream & is, char c ); |
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[40cac90] | 120 | int fmt( ifstream &, const char format[], ... ) __attribute__(( format(scanf, 2, 3) )); |
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[e474cf09] | 121 | void acquire( ifstream & is ); |
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| 122 | void release( ifstream & is ); |
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| 123 | |
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| 124 | struct isacquire { |
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| 125 | ifstream & is; |
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| 126 | }; |
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| 127 | void ?{}( isacquire & acq, ifstream & is ); |
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| 128 | void ^?{}( isacquire & acq ); |
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[09687aa] | 129 | |
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| 130 | void ?{}( ifstream & is ); |
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[e3fea42] | 131 | void ?{}( ifstream & is, const char name[], const char mode[] ); |
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| 132 | void ?{}( ifstream & is, const char name[] ); |
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[4cae032] | 133 | void ^?{}( ifstream & is ); |
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[51b7345] | 134 | |
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[a87d40b] | 135 | extern ifstream & sin, & stdin; // aliases |
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[51b7345] | 136 | |
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[91e52be] | 137 | |
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[8d321f9] | 138 | // *********************************** exceptions *********************************** |
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[91e52be] | 139 | |
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| 140 | |
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[ecfd758] | 141 | EHM_EXCEPTION(Open_Failure)( |
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[91e52be] | 142 | union { |
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| 143 | ofstream * ostream; |
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| 144 | ifstream * istream; |
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| 145 | }; |
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[8d321f9] | 146 | // TEMPORARY: need polymorphic exceptions |
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| 147 | int tag; // 1 => ostream; 0 => istream |
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[91e52be] | 148 | ); |
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| 149 | |
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[b431515] | 150 | void ?{}( Open_Failure & this, ofstream & ); |
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| 151 | void ?{}( Open_Failure & this, ifstream & ); |
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[91e52be] | 152 | |
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[86bd7c1f] | 153 | // Local Variables: // |
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[d3b7937] | 154 | // mode: c // |
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[86bd7c1f] | 155 | // tab-width: 4 // |
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| 156 | // End: // |
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