1 /* Test of times function.
2 Copyright (C) 2008, 2009, 2010 Free Software Foundation, Inc.
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 3 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>. */
17 /* Written by Simon Josefsson <simon@josefsson.org>, 2008. */
21 #include <sys/times.h>
23 #include "signature.h"
24 SIGNATURE_CHECK (times, clock_t, (struct tms *));
33 doublecmp (const void *p, const void *q)
35 double a = *(double *) p;
36 double b = *(double *) q;
42 main (int argc, char *argv[])
47 clock_t clk_tck = CLK_TCK;
49 clock_t clk_tck = sysconf (_SC_CLK_TCK);
53 if (t == (clock_t) -1)
61 printf ("clk_tck %ld\n", (long int) clk_tck);
63 printf ("t %ld\n", t);
64 printf ("tms.tms_utime %ldms\n", (tms.tms_utime * 1000) / clk_tck);
65 printf ("tms.tms_stime %ldms\n", (tms.tms_stime * 1000) / clk_tck);
66 printf ("tms.tms_cutime %ldms\n", (tms.tms_cutime * 1000) / clk_tck);
67 printf ("tms.tms_cstime %ldms\n", (tms.tms_cstime * 1000) / clk_tck);
72 size_t size = atoi (argv[1]);
76 base = malloc (size * sizeof (double));
78 for (i = 0; i < size; i++)
81 qsort (base, size, sizeof (double), doublecmp);
87 if (t == (clock_t) -1)
95 printf ("clk_tck %ld\n", (long int) clk_tck);
97 printf ("t %ld\n", t);
98 printf ("tms.tms_utime %ldms\n", (tms.tms_utime * 1000) / clk_tck);
99 printf ("tms.tms_stime %ldms\n", (tms.tms_stime * 1000) / clk_tck);
100 printf ("tms.tms_cutime %ldms\n", (tms.tms_cutime * 1000) / clk_tck);
101 printf ("tms.tms_cstime %ldms\n", (tms.tms_cstime * 1000) / clk_tck);