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Implement GetTimeUsage correctly.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19074 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer 2004-12-20 21:43:33 +00:00
parent 5d282185f5
commit 8b6628997f
2 changed files with 16 additions and 8 deletions
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12
lib/System/Unix/Process.cpp
View File

@ -92,10 +92,14 @@ Process::GetTimeUsage(TimeValue& elapsed, TimeValue& user_time,
#if defined(HAVE_GETRUSAGE)
struct rusage usage;
::getrusage(RUSAGE_SELF, &usage);
user_time.seconds( usage.ru_utime.tv_sec );
user_time.microseconds( usage.ru_utime.tv_usec );
sys_time.seconds( usage.ru_stime.tv_sec );
sys_time.microseconds( usage.ru_stime.tv_usec );
user_time = TimeValue(
static_cast<TimeValue::SecondsType>( usage.ru_utime.tv_sec ),
static_cast<TimeValue::NanoSecondsType>( usage.ru_utime.tv_usec *
TimeValue::NANOSECONDS_PER_MICROSECOND ) );
sys_time = TimeValue(
static_cast<TimeValue::SecondsType>( usage.ru_stime.tv_sec ),
static_cast<TimeValue::NanoSecondsType>( usage.ru_stime.tv_usec *
TimeValue::NANOSECONDS_PER_MICROSECOND ) );
#else
#warning Cannot get usage times on this platform
user_time.seconds(0);

12
lib/System/Unix/Process.inc
View File

@ -92,10 +92,14 @@ Process::GetTimeUsage(TimeValue& elapsed, TimeValue& user_time,
#if defined(HAVE_GETRUSAGE)
struct rusage usage;
::getrusage(RUSAGE_SELF, &usage);
user_time.seconds( usage.ru_utime.tv_sec );
user_time.microseconds( usage.ru_utime.tv_usec );
sys_time.seconds( usage.ru_stime.tv_sec );
sys_time.microseconds( usage.ru_stime.tv_usec );
user_time = TimeValue(
static_cast<TimeValue::SecondsType>( usage.ru_utime.tv_sec ),
static_cast<TimeValue::NanoSecondsType>( usage.ru_utime.tv_usec *
TimeValue::NANOSECONDS_PER_MICROSECOND ) );
sys_time = TimeValue(
static_cast<TimeValue::SecondsType>( usage.ru_stime.tv_sec ),
static_cast<TimeValue::NanoSecondsType>( usage.ru_stime.tv_usec *
TimeValue::NANOSECONDS_PER_MICROSECOND ) );
#else
#warning Cannot get usage times on this platform
user_time.seconds(0);