1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
|
/*
* Copyright (C) 2021 Liquidaty and the zsv/lib contributors
* All rights reserved
*
* This file is part of zsv/lib, distributed under the license defined at
* https://opensource.org/licenses/MIT
*/
#include <zsv/utils/clock.h>
clock_t zsv_clock_begin;
clock_t zsv_clock_in;
clock_t zsv_clock_out;
int i_tmp;
size_t zsv_fread_clock(void *restrict ptr, size_t size, size_t nitems, FILE *restrict stream) {
clock_t clock_tmp = clock();
size_t sz = fread(ptr, size, nitems, stream);
zsv_clock_in += clock() - clock_tmp;
return sz;
}
size_t zsv_fwrite_clock(const void *restrict ptr, size_t size, size_t nitems, FILE *restrict stream) {
clock_t clock_tmp = clock();
size_t sz = fwrite(ptr, size, nitems, stream);
zsv_clock_out += clock() - clock_tmp;
return sz;
}
int zsv_fflush_clock(FILE *stream) {
clock_t clock_tmp = clock();
int i = fflush(stream);
zsv_clock_out += clock() - clock_tmp;
return i;
}
void zsv_clocks_begin(void) {
zsv_clock_in = zsv_clock_out = 0;
zsv_clock_begin = clock();
}
void zsv_clocks_end(void) {
clock_t clock_end = clock();
clock_t clock_total = clock_end - zsv_clock_begin;
clock_t clock_other = clock_total - zsv_clock_in - zsv_clock_out;
fprintf(stderr,
"elapsed time:\n"
" total %zu, %Lf\n"
" in %zu, %Lf\n"
" out %zu, %Lf\n"
" other %zu, %Lf\n"
"\n",
(size_t)(clock_total), (long double)(clock_total) / CLOCKS_PER_SEC, (size_t)zsv_clock_in,
(long double)(zsv_clock_in) / CLOCKS_PER_SEC, (size_t)zsv_clock_out,
(long double)(zsv_clock_out) / CLOCKS_PER_SEC, (size_t)clock_other,
(long double)(clock_other) / CLOCKS_PER_SEC);
}
|
