ADT
aaron-thesis
arm-eh
ast-experimental
cleanup-dtors
deferred_resn
demangler
enum
forall-pointer-decay
jacob/cs343-translation
jenkins-sandbox
new-ast
new-ast-unique-expr
new-env
no_list
persistent-indexer
pthread-emulation
qualifiedEnum
resolv-new
with_gc
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Last change
on this file since 533804b was aca65621, checked in by Rob Schluntz <rschlunt@…>, 8 years ago |
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Convert several library files to use references
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100644
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File size:
1.2 KB
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| 1 | //
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| 2 | // Cforall Version 1.0.0 Copyright (C) 2016 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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| 7 | // maybe -- May contain a value.
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| 8 | //
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| 9 | // Author : Andrew Beach
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| 10 | // Created On : Wed May 24 14:43:00 2017
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| 11 | // Last Modified By : Andrew Beach
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| 12 | // Last Modified On : Fri Jun 16 15:42:00 2017
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| 13 | // Update Count : 2
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| 14 | //
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| 15 |
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| 16 |
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| 17 | #ifndef MAYBE_H
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| 18 | #define MAYBE_H
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| 19 |
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| 20 | #include <stdbool.h>
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| 21 |
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| 22 | // DO NOT USE DIRECTLY!
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| 23 | forall(otype T)
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| 24 | struct maybe {
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| 25 | bool has_value;
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| 26 | T value;
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| 27 | };
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| 28 |
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| 29 |
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| 30 | forall(otype T)
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| 31 | void ?{}(maybe(T) & this);
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| 32 |
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| 33 | forall(otype T)
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| 34 | void ?{}(maybe(T) & this, T value);
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| 35 |
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| 36 | forall(otype T)
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| 37 | void ?{}(maybe(T) & this, maybe(T) other);
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| 38 |
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| 39 | forall(otype T)
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| 40 | void ^?{}(maybe(T) & this);
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| 41 |
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| 42 | forall(otype T)
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| 43 | maybe(T) ?=?(maybe(T) & this, maybe(T) other);
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| 44 |
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| 45 | forall(otype T)
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| 46 | bool ?!=?(maybe(T) this, zero_t);
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| 47 |
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| 48 | /* Waiting for bug#11 to be fixed.
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| 49 | forall(otype T)
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| 50 | maybe(T) maybe_value(T value);
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| 51 |
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| 52 | forall(otype T)
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| 53 | maybe(T) maybe_none();
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| 54 | */
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| 55 |
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| 56 | forall(otype T)
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| 57 | bool has_value(maybe(T) * this);
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| 58 |
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| 59 | forall(otype T)
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| 60 | T get(maybe(T) * this);
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| 61 |
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| 62 | forall(otype T)
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| 63 | void set(maybe(T) * this, T value);
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| 64 |
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| 65 | forall(otype T)
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| 66 | void set_none(maybe(T) * this);
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| 67 |
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| 68 | #endif // MAYBE_H
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