Consistently use the same #if style. Also, fix a bug testing for sbrk(3)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19071 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/System/Unix/Process.cpp b/lib/System/Unix/Process.cpp
index 6543904..c9507cb 100644
--- a/lib/System/Unix/Process.cpp
+++ b/lib/System/Unix/Process.cpp
@@ -50,11 +50,11 @@
uint64_t
Process::GetMallocUsage()
{
-#ifdef HAVE_MALLINFO
+#if defined(HAVE_MALLINFO)
struct mallinfo mi;
mi = ::mallinfo();
return mi.uordblks;
-#elif HAVE_SBRK
+#elif defined(HAVE_SBRK)
// Note this is only an approximation and more closely resembles
// the value returned by mallinfo in the arena field.
char * eom = sbrk(0);
@@ -71,7 +71,7 @@
uint64_t
Process::GetTotalMemoryUsage()
{
-#ifdef HAVE_MALLINFO
+#if defined(HAVE_MALLINFO)
struct mallinfo mi = ::mallinfo();
return mi.uordblks + mi.hblkhd;
#else
@@ -85,7 +85,7 @@
TimeValue& sys_time)
{
elapsed = TimeValue::now();
-#ifdef HAVE_GETRUSAGE
+#if defined(HAVE_GETRUSAGE)
struct rusage usage;
::getrusage(RUSAGE_SELF, &usage);
user_time.seconds( usage.ru_utime.tv_sec );