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clktck.c

Absolute File Name:/home/opencoverage/opencoverage/guest-scripts/bash/src/lib/sh/clktck.c
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1/* clktck.c - get the value of CLK_TCK. */-
2-
3/* Copyright (C) 1997 Free Software Foundation, Inc.-
4-
5 This file is part of GNU Bash, the Bourne Again SHell.-
6-
7 Bash is free software: you can redistribute it and/or modify-
8 it under the terms of the GNU General Public License as published by-
9 the Free Software Foundation, either version 3 of the License, or-
10 (at your option) any later version.-
11-
12 Bash is distributed in the hope that it will be useful,-
13 but WITHOUT ANY WARRANTY; without even the implied warranty of-
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the-
15 GNU General Public License for more details.-
16-
17 You should have received a copy of the GNU General Public License-
18 along with Bash. If not, see <http://www.gnu.org/licenses/>.-
19*/-
20-
21#include <config.h>-
22-
23#include <bashtypes.h>-
24#if defined (HAVE_SYS_PARAM_H)-
25# include <sys/param.h>-
26#endif-
27-
28#if defined (HAVE_UNISTD_H)-
29# include <unistd.h>-
30#endif-
31-
32#if defined (HAVE_LIMITS_H)-
33# include <limits.h>-
34#endif-
35-
36#if !defined (HAVE_SYSCONF) || !defined (_SC_CLK_TCK)-
37# if !defined (CLK_TCK)-
38# if defined (HZ)-
39# define CLK_TCK HZ-
40# else-
41# define CLK_TCK 60-
42# endif-
43# endif /* !CLK_TCK */-
44#endif /* !HAVE_SYSCONF && !_SC_CLK_TCK */-
45-
46long-
47get_clk_tck ()-
48{-
49 static long retval = 0;-
50-
51 if (retval != 0)
retval != 0Description
TRUEnever evaluated
FALSEnever evaluated
0
52 return (retval);
never executed: return (retval);
0
53-
54#if defined (HAVE_SYSCONF) && defined (_SC_CLK_TCK)-
55 retval = sysconf (_SC_CLK_TCK);-
56#else /* !SYSCONF || !_SC_CLK_TCK */-
57 retval = CLK_TCK;-
58#endif /* !SYSCONF || !_SC_CLK_TCK */-
59-
60 return (retval);
never executed: return (retval);
0
61}-
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