source: src/examples/vector_int.c @ 86bd7c1f

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Last change on this file since 86bd7c1f was 86bd7c1f, checked in by Peter A. Buhr <pabuhr@…>, 8 years ago

licencing: eighth groups of files

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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// vector_int.c --
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 : Wed May 27 18:38:05 2015
13// Update Count     : 3
14//
15
16#include "vector_int.h"
17extern "C" {
18#include <stdlib.h>
19#include <assert.h>
20}
21
22#define DEFAULT_CAPACITY 20
23
24vector_int vector_int_allocate() {
25        return vector_int_allocate( DEFAULT_CAPACITY );
26}
27
28vector_int vector_int_allocate( int reserve ) {
29        vector_int new_vector;
30        new_vector.last = -1;
31        new_vector.capacity = reserve;
32        new_vector.data = malloc( sizeof( int ) * reserve );
33        return new_vector;
34}
35
36void vector_int_deallocate( vector_int vec ) {
37        free( vec.data );
38}
39
40void reserve( vector_int *vec, int reserve ) {
41        if ( reserve > vec->capacity ) {
42                vec->data = realloc( vec->data, sizeof( int ) * reserve );
43                vec->capacity = reserve;
44        }
45}
46
47void append( vector_int *vec, int element ) {
48        vec->last++;
49        if ( vec->last == vec->capacity ) {
50                vec->capacity *= 2;
51                vec->data = realloc( vec->data, sizeof( int ) * vec->capacity );
52        }
53        vec->data[ vec->last ] = element;
54}
55
56// implement bounded_array
57
58lvalue int ?[?]( vector_int vec, int index ) {
59        return vec.data[ index ];
60}
61
62int last( vector_int vec ) {
63        return vec.last;
64}
65
66
67// Local Variables: //
68// tab-width: 4 //
69// compile-command: "cfa vector_int.c" //
70// End: //
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