diff options
Diffstat (limited to 'gprof/hertz.c')
| -rw-r--r-- | gprof/hertz.c | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/gprof/hertz.c b/gprof/hertz.c index 75314acc0c3..a7fc14ed7f8 100644 --- a/gprof/hertz.c +++ b/gprof/hertz.c @@ -19,10 +19,6 @@ #include "hertz.h" -#ifdef __MSDOS__ -#define HERTZ 18 -#endif - int hertz () { @@ -38,17 +34,19 @@ hertz () tim.it_value.tv_usec = 0; setitimer (ITIMER_REAL, &tim, 0); setitimer (ITIMER_REAL, 0, &tim); - if (tim.it_interval.tv_usec < 2) + if (tim.it_interval.tv_usec >= 2) { - return HZ_WRONG; + return 1000000 / tim.it_interval.tv_usec; } - return 1000000 / tim.it_interval.tv_usec; -#else /* ! defined (HAVE_SETITIMER) */ +#endif /* ! defined (HAVE_SETITIMER) */ #if defined (HAVE_SYSCONF) && defined (_SC_CLK_TCK) return sysconf (_SC_CLK_TCK); #else /* ! defined (HAVE_SYSCONF) || ! defined (_SC_CLK_TCK) */ +#ifdef __MSDOS__ + return 18; +#else /* ! defined (__MSDOS__) */ return HZ_WRONG; +#endif /* ! defined (__MSDOS__) */ #endif /* ! defined (HAVE_SYSCONF) || ! defined (_SC_CLK_TCK) */ -#endif /* ! defined (HAVE_SETITIMER) */ #endif /* ! defined (HERTZ) */ } |