ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum
Last change
on this file since d3ab183 was
ee06e41b,
checked in by Peter A. Buhr <pabuhr@…>, 6 years ago
|
add char, signed char, unsigned char to basic types in prologue
|
-
Property mode set to
100644
|
File size:
1.9 KB
|
Line | |
---|
1 | // |
---|
2 | // Cforall Version 1.0.0 Copyright (C) 2016 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 | // maybe.c -- May contain a value. |
---|
8 | // |
---|
9 | // Author : Andrew Beach |
---|
10 | // Created On : Wed May 24 15:40:00 2017 |
---|
11 | // Last Modified By : Peter A. Buhr |
---|
12 | // Last Modified On : Sun Feb 17 11:22:03 2019 |
---|
13 | // Update Count : 3 |
---|
14 | // |
---|
15 | |
---|
16 | #include <containers/maybe.hfa> |
---|
17 | #include <assert.h> |
---|
18 | |
---|
19 | |
---|
20 | forall(otype T) |
---|
21 | void ?{}(maybe(T) & this) { |
---|
22 | this.has_value = false; |
---|
23 | } |
---|
24 | |
---|
25 | forall(otype T) |
---|
26 | void ?{}(maybe(T) & this, T value) { |
---|
27 | this.has_value = true; |
---|
28 | (this.value){value}; |
---|
29 | } |
---|
30 | |
---|
31 | forall(otype T) |
---|
32 | void ?{}(maybe(T) & this, maybe(T) other) { |
---|
33 | this.has_value = other.has_value; |
---|
34 | if (other.has_value) { |
---|
35 | (this.value){other.value}; |
---|
36 | } |
---|
37 | } |
---|
38 | |
---|
39 | forall(otype T) |
---|
40 | maybe(T) ?=?(maybe(T) & this, maybe(T) that) { |
---|
41 | if (this.has_value && that.has_value) { |
---|
42 | this.value = that.value; |
---|
43 | } else if (this.has_value) { |
---|
44 | ^(this.value){}; |
---|
45 | this.has_value = false; |
---|
46 | } else if (that.has_value) { |
---|
47 | this.has_value = true; |
---|
48 | (this.value){that.value}; |
---|
49 | } |
---|
50 | return this; |
---|
51 | } |
---|
52 | |
---|
53 | forall(otype T) |
---|
54 | void ^?{}(maybe(T) & this) { |
---|
55 | if (this.has_value) { |
---|
56 | ^(this.value){}; |
---|
57 | } |
---|
58 | } |
---|
59 | |
---|
60 | forall(otype T) |
---|
61 | bool ?!=?(maybe(T) this, zero_t) { |
---|
62 | return this.has_value; |
---|
63 | } |
---|
64 | |
---|
65 | forall(otype T) |
---|
66 | maybe(T) maybe_value(T value) { |
---|
67 | return (maybe(T)){value}; |
---|
68 | } |
---|
69 | |
---|
70 | forall(otype T) |
---|
71 | maybe(T) maybe_none() { |
---|
72 | return (maybe(T)){}; |
---|
73 | } |
---|
74 | |
---|
75 | forall(otype T) |
---|
76 | bool has_value(maybe(T) * this) { |
---|
77 | return this->has_value; |
---|
78 | } |
---|
79 | |
---|
80 | forall(otype T) |
---|
81 | T get(maybe(T) * this) { |
---|
82 | assertf(this->has_value, "attempt to get from maybe without value"); |
---|
83 | return this->value; |
---|
84 | } |
---|
85 | |
---|
86 | forall(otype T) |
---|
87 | void set(maybe(T) * this, T value) { |
---|
88 | if (this->has_value) { |
---|
89 | this->value = value; |
---|
90 | } else { |
---|
91 | this->has_value = true; |
---|
92 | (this->value){value}; |
---|
93 | } |
---|
94 | } |
---|
95 | |
---|
96 | forall(otype T) |
---|
97 | void set_none(maybe(T) * this) { |
---|
98 | if (this->has_value) { |
---|
99 | this->has_value = false; |
---|
100 | ^(this->value){}; |
---|
101 | } |
---|
102 | } |
---|
Note: See
TracBrowser
for help on using the repository browser.