source: src/libcfa/iostream @ eb0951d0

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Last change on this file since eb0951d0 was 9ebd778, checked in by Peter A. Buhr <pabuhr@…>, 7 years ago

code formatting
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File size: 6.7 KB
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1//
2// Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo
3//
4// The contents of this file are covered under the licence agreement in the
5// file "LICENCE" distributed with Cforall.
6//
7// iostream --
8//
9// Author           : Peter A. Buhr
10// Created On       : Wed May 27 17:56:53 2015
11// Last Modified By : Peter A. Buhr
12// Last Modified On : Mon May 15 18:08:44 2017
13// Update Count     : 105
14//
15
16#ifndef __IOSTREAM_H__
17#define __IOSTREAM_H__
18
19#include "iterator"
20
21trait ostream( dtype ostype ) {
22        // private
23        _Bool sepPrt( ostype * );                                                       // return separator state (on/off)
24        void sepReset( ostype * );                                                      // set separator state to default state
25        void sepReset( ostype *, _Bool );                                       // set separator and default state
26        const char * sepGetCur( ostype * );                                     // get current separator string
27        void sepSetCur( ostype *, const char * );                       // set current separator string
28        // public
29        void sepOn( ostype * );                                                         // turn separator state on
30        void sepOff( ostype * );                                                        // turn separator state off
31        _Bool sepDisable( ostype * );                                           // set default state to off, and return previous state
32        _Bool sepEnable( ostype * );                                            // set default state to on, and return previous state
33
34        const char * sepGet( ostype * );                                        // get separator string
35        void sepSet( ostype *, const char * );                          // set separator to string (15 character maximum)
36        const char * sepGetTuple( ostype * );                           // get tuple separator string
37        void sepSetTuple( ostype *, const char * );                     // set tuple separator to string (15 character maximum)
38
39        int fail( ostype * );
40        int flush( ostype * );
41        void open( ostype * os, const char * name, const char * mode );
42        void close( ostype * os );
43        ostype * write( ostype *, const char *, unsigned long int );
44        int fmt( ostype *, const char fmt[], ... );
45};
46
47trait writeable( otype T ) {
48        forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, T );
49};
50
51// implement writable for intrinsic types
52
53forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, char );
54forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, signed char );
55forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, unsigned char );
56
57forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, short int );
58forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, unsigned short int );
59forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, int );
60forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, unsigned int );
61forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, long int );
62forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, long long int );
63forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, unsigned long int );
64forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, unsigned long long int );
65
66forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, float ); // FIX ME: should not be required
67forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, double );
68forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, long double );
69
70forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, float _Complex );
71forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, double _Complex );
72forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, long double _Complex );
73
74forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, const char * );
75forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, const void * );
76
77// tuples
78forall( dtype ostype, otype T, ttype Params | ostream( ostype ) | writeable( T ) | { ostype * ?|?( ostype *, Params ); } ) ostype * ?|?( ostype * os, T arg, Params rest );
79
80// manipulators
81forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, ostype * (*)( ostype * ) );
82forall( dtype ostype | ostream( ostype ) ) ostype * endl( ostype * );
83forall( dtype ostype | ostream( ostype ) ) ostype * sepOn( ostype * );
84forall( dtype ostype | ostream( ostype ) ) ostype * sepOff( ostype * );
85forall( dtype ostype | ostream( ostype ) ) ostype * sepDisable( ostype * );
86forall( dtype ostype | ostream( ostype ) ) ostype * sepEnable( ostype * );
87
88// writes the range [begin, end) to the given stream
89forall( otype elt_type | writeable( elt_type ), otype iterator_type | iterator( iterator_type, elt_type ), dtype os_type | ostream( os_type ) )
90void write( iterator_type begin, iterator_type end, os_type *os );
91
92forall( otype elt_type | writeable( elt_type ), otype iterator_type | iterator( iterator_type, elt_type ), dtype os_type | ostream( os_type ) )
93void write_reverse( iterator_type begin, iterator_type end, os_type *os );
94
95//---------------------------------------
96
97trait istream( dtype istype ) {
98        int fail( istype * );
99        int eof( istype * );
100        void open( istype * is, const char * name, const char * mode );
101        void close( istype * is );
102        istype * read( istype *, char *, unsigned long int );
103        istype * ungetc( istype *, char );
104        int fmt( istype *, const char fmt[], ... );
105};
106
107trait readable( otype T ) {
108        forall( dtype istype | istream( istype ) ) istype * ?|?( istype *, T );
109};
110
111forall( dtype istype | istream( istype ) ) istype * ?|?( istype *, char * );
112
113forall( dtype istype | istream( istype ) ) istype * ?|?( istype *, short int * );
114forall( dtype istype | istream( istype ) ) istype * ?|?( istype *, unsigned short int * );
115forall( dtype istype | istream( istype ) ) istype * ?|?( istype *, int * );
116forall( dtype istype | istream( istype ) ) istype * ?|?( istype *, unsigned int * );
117forall( dtype istype | istream( istype ) ) istype * ?|?( istype *, long int * );
118forall( dtype istype | istream( istype ) ) istype * ?|?( istype *, long long int * );
119forall( dtype istype | istream( istype ) ) istype * ?|?( istype *, unsigned long int * );
120forall( dtype istype | istream( istype ) ) istype * ?|?( istype *, unsigned long long int * );
121
122forall( dtype istype | istream( istype ) ) istype * ?|?( istype *, float * );
123forall( dtype istype | istream( istype ) ) istype * ?|?( istype *, double * );
124forall( dtype istype | istream( istype ) ) istype * ?|?( istype *, long double * );
125
126forall( dtype istype | istream( istype ) ) istype * ?|?( istype *, float _Complex * );
127forall( dtype istype | istream( istype ) ) istype * ?|?( istype *, double _Complex * );
128forall( dtype istype | istream( istype ) ) istype * ?|?( istype *, long double _Complex * );
129
130struct _Istream_cstrUC { char * s; };
131_Istream_cstrUC cstr( char * );
132forall( dtype istype | istream( istype ) ) istype * ?|?( istype *, _Istream_cstrUC );
133
134struct _Istream_cstrC { char * s; int size; };
135_Istream_cstrC cstr( char *, int size );
136forall( dtype istype | istream( istype ) ) istype * ?|?( istype *, _Istream_cstrC );
137
138#endif // __IOSTREAM_H
139
140// Local Variables: //
141// mode: c //
142// tab-width: 4 //
143// End: //
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