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fix System.currentTimeMillis on Windows

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This commit is contained in:
Joel Dice 2008-06-17 09:05:57 -06:00
parent 86a5e9ba8a
commit 575df206cd
1 changed files with 5 additions and 18 deletions
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23
classpath/java-lang.cpp
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@ -27,6 +27,8 @@
# include "winbase.h" # include "winbase.h"
# include "io.h" # include "io.h"
# include "tchar.h" # include "tchar.h"
# include "sys/types.h"
# include "sys/timeb.h"
# define SO_PREFIX "" # define SO_PREFIX ""
#else #else
# define SO_PREFIX "lib" # define SO_PREFIX "lib"
@ -388,24 +390,9 @@ extern "C" JNIEXPORT jlong JNICALL
Java_java_lang_System_currentTimeMillis(JNIEnv*, jclass) Java_java_lang_System_currentTimeMillis(JNIEnv*, jclass)
{ {
#ifdef WIN32 #ifdef WIN32
static LARGE_INTEGER frequency; _timeb tb;
static LARGE_INTEGER time; _ftime(&tb);
static bool init = true; return (static_cast<jlong>(tb.time) * 1000) + static_cast<jlong>(tb.millitm);
if (init) {
QueryPerformanceFrequency(&frequency);
if (frequency.QuadPart == 0) {
return 0;
}
init = false;
}
QueryPerformanceCounter(&time);
return static_cast<int64_t>
(((static_cast<double>(time.QuadPart)) * 1000.0) /
(static_cast<double>(frequency.QuadPart)));
#else #else
timeval tv = { 0, 0 }; timeval tv = { 0, 0 };
gettimeofday(&tv, 0); gettimeofday(&tv, 0);