Last change
on this file since f90c092 was
8108ba8,
checked in by Thierry Delisle <tdelisle@…>, 2 years ago
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Started to add basic visibility control to libcfa
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Property mode set to
100644
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File size:
876 bytes
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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 | // virtual.c -- |
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8 | // |
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9 | // Author : Andrew Beach |
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10 | // Created On : Tus Jul 11 15:10:00 2017 |
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11 | // Last Modified By : Andrew Beach |
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12 | // Last Modified On : Mon May 17 11:01:00 2021 |
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13 | // Update Count : 2 |
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14 | // |
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15 | |
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16 | #include "virtual.h" |
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17 | #include "assert.h" |
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18 | |
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19 | #pragma GCC visibility push(default) |
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20 | |
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21 | int __cfavir_is_parent( |
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22 | __cfavir_type_id parent, |
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23 | __cfavir_type_id child ) { |
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24 | assert( child ); |
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25 | do { |
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26 | if ( parent == child ) |
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27 | return 1; |
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28 | child = child->parent; |
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29 | } while ( child ); |
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30 | return 0; |
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31 | } |
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32 | |
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33 | void * __cfavir_virtual_cast( |
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34 | __cfavir_type_id parent, |
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35 | __cfavir_type_id const * child ) { |
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36 | assert( child ); |
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37 | return (__cfavir_is_parent(parent, *child)) ? (void *)child : (void *)0; |
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38 | } |
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