source: src/examples/iostream.h @ cf16f94

aaron-thesisarm-ehcleanup-dtorsctordeferred_resndemanglerenumforall-pointer-decaygc_noraiijacob/cs343-translationjenkins-sandboxmemorynew-astnew-ast-unique-exprnew-envno_listpersistent-indexerresolv-newstringwith_gc
Last change on this file since cf16f94 was cf16f94, checked in by Peter A. Buhr <pabuhr@…>, 6 years ago

create temporary return variable for return expressions, remove unnecessary code after temporary-return-variable change, fix missing lvalue qualifiers, change stream operator to |

  • Property mode set to 100644
File size: 2.5 KB
Line 
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.h --
8//
9// Author           : Richard C. Bilson
10// Created On       : Wed May 27 17:56:53 2015
11// Last Modified By : Peter A. Buhr
12// Last Modified On : Mon Nov 23 14:15:25 2015
13// Update Count     : 17
14//
15
16#ifndef IOSTREAM_H
17#define IOSTREAM_H
18
19#include "iterator.h"
20
21typedef unsigned long streamsize_type;
22
23context ostream( dtype ostype ) {
24        ostype *write( ostype *, const char *, streamsize_type );
25        int fail( ostype * );
26};
27
28context writeable( type T ) {
29        forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, T );
30};
31
32// implement writable for some intrinsic types
33
34forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, char );
35forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, int );
36forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, double );
37forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, const char * );
38forall( dtype ostype | ostream( ostype ) ) ostype * ?|?( ostype *, const void * );
39
40forall( dtype ostype, dtype retostype | ostream( ostype ) | ostream( retostype ) ) retostype * ?|?( ostype *os, retostype * (* manip)(ostype*) );
41forall( dtype ostype | ostream( ostype ) ) ostype * endl( ostype * );
42
43// writes the range [begin, end) to the given stream
44forall( type elt_type | writeable( elt_type ),
45                type iterator_type | iterator( iterator_type, elt_type ),
46                dtype os_type | ostream( os_type ) )
47void write( iterator_type begin, iterator_type end, os_type *os );
48
49forall( type elt_type | writeable( elt_type ),
50                type iterator_type | iterator( iterator_type, elt_type ),
51                dtype os_type | ostream( os_type ) )
52void write_reverse( iterator_type begin, iterator_type end, os_type *os );
53
54//******************************************************************************
55
56context istream( dtype istype ) {
57        istype *read( istype *, char *, streamsize_type );
58        istype *unread( istype *, char );
59        int fail( istype * );
60        int eof( istype * );
61};
62
63context readable( type T ) {
64        forall( dtype istype | istream( istype ) ) istype * ?|?( istype *, T );
65};
66
67forall( dtype istype | istream( istype ) )
68istype * ?|?( istype *, char * );
69
70forall( dtype istype | istream( istype ) )
71istype * ?|?( istype *, int * );
72
73#endif // IOSTREAM_H
74
75// Local Variables: //
76// tab-width: 4 //
77// compile-command: "cfa iostream.c" //
78// End: //
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