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main.c (1909B)
1 #include "libdarray.h"
2 #include <stdio.h>
3 #include <inttypes.h>
4
5 // element type for the myDynt dynamic array
6 typedef struct {
7 uint32_t a,b;
8 } elementt;
9
10
11 // dynamic array of int elements
12 dArrayT(intDynt, int);
13
14 // dynamic array of elementt elements
15 dArrayT(myDynt, elementt);
16
17
18 int main(int ARGC, char** ARGV) {
19
20 // EXAMPLE 1
21
22 // dynamic array of int elements
23 intDynt a;
24
25 // the size of the dynamic array depends on dArrayAddrSpace and dArrayBaseBits in libdarray.h
26 printf("sizeof intDyn: %d\n", sizeof a);
27
28 // initialize a (malloc first buffer)
29 dArrayInit(&a);
30
31 // current maxCount for a
32 printf("max %"PRIiMAX"\n", a.maxCount);
33
34 // add elements
35 dArrayPush(&a, 1);
36 dArrayPush(&a, 2);
37
38 // set value
39 dArrayAt(&a, 1) = 3;
40
41 // get value
42 printf("get %"PRIi32"\n", dArrayAt(&a, 0));
43
44 // pop an element
45 printf("pop %"PRIi32"\n", dArrayPop(&a));
46
47
48 // free the internal buffers in a
49 dArrayFree(&a);
50
51
52 // EXAMPLE 2
53
54 // dynamic array of elementt elements
55 myDynt b;
56
57 // the size of the dynamic array depends on dArrayAddrSpace and dArrayBaseBits in libdarray.h
58 printf("\n\nsizeof myDyn: %d\n", sizeof b);
59
60 // initialize b of size at least 17
61 dArrayInitCount(&b, 17);
62
63 // current maxCount for a
64 printf("max %"PRIiMAX"\n\n", b.maxCount);
65
66 // local elements
67 typeof(b.element) dta;
68
69 dta.a = 123;
70 dta.b = 2018;
71
72 for(int i = 0; i < 1+(1<<2); i++) {
73 dta.a += i;
74 dArrayPush(&b, dta);
75 printf("index %"PRIi32"\n", i);
76 printf("maxcount %"PRIiMAX"\n", a.maxCount);
77 printf("get e.a %"PRIi32"\n", dArrayAt(&b, i).a);
78 dArrayAt(&b, i).a -= i-1;
79 printf("modified e.a %"PRIi32"\n", dArrayAt(&b, i).a);
80 printf("get e.b %"PRIi32"\n", dArrayAt(&b, i).b);
81 }
82
83 // get first element
84 printf("\nget e(0).a %"PRIi32"\n", dArrayAt(&b, 0).a);
85
86 // free the internal buffers in b
87 dArrayFree(&b);
88 }