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Provide a getrusage based implementation of GetTotalMemoryUsage and use

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the ru_maxrss field as an approximation.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19072 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer 2004-12-20 16:33:37 +00:00
parent bc1ee84001
commit ed5e7bf422
2 changed files with 8 additions and 0 deletions
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4
lib/System/Unix/Process.cpp
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@ -74,6 +74,10 @@ Process::GetTotalMemoryUsage()
#if defined(HAVE_MALLINFO)
struct mallinfo mi = ::mallinfo();
return mi.uordblks + mi.hblkhd;
#elif defined(HAVE_GETRUSAGE)
struct rusage usage;
::getrusage(RUSAGE_SELF, &usage);
return usage.ru_maxrss;
#else
#warning Cannot get total memory size on this platform
return 0;

4
lib/System/Unix/Process.inc
View File

@ -74,6 +74,10 @@ Process::GetTotalMemoryUsage()
#if defined(HAVE_MALLINFO)
struct mallinfo mi = ::mallinfo();
return mi.uordblks + mi.hblkhd;
#elif defined(HAVE_GETRUSAGE)
struct rusage usage;
::getrusage(RUSAGE_SELF, &usage);
return usage.ru_maxrss;
#else
#warning Cannot get total memory size on this platform
return 0;