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-rw-r--r--ext/win32ole/win32ole.c23
1 files changed, 18 insertions, 5 deletions
diff --git a/ext/win32ole/win32ole.c b/ext/win32ole/win32ole.c
index 5b08d8e9900..b5f25565ff5 100644
--- a/ext/win32ole/win32ole.c
+++ b/ext/win32ole/win32ole.c
@@ -26,7 +26,7 @@
const IID IID_IMultiLanguage2 = {0xDCCFC164, 0x2B38, 0x11d2, {0xB7, 0xEC, 0x00, 0xC0, 0x4F, 0x8F, 0x5D, 0x9A}};
#endif
-#define WIN32OLE_VERSION "1.7.8"
+#define WIN32OLE_VERSION "1.7.9"
typedef HRESULT (STDAPICALLTYPE FNCOCREATEINSTANCEEX)
(REFCLSID, IUnknown*, DWORD, COSERVERINFO*, DWORD, MULTI_QI*);
@@ -405,7 +405,7 @@ static double
rbtime2vtdate(VALUE tmobj)
{
SYSTEMTIME st;
- double t = 0;
+ double t;
memset(&st, 0, sizeof(SYSTEMTIME));
st.wYear = FIX2INT(rb_funcall(tmobj, rb_intern("year"), 0));
st.wMonth = FIX2INT(rb_funcall(tmobj, rb_intern("month"), 0));
@@ -423,8 +423,8 @@ vtdate2rbtime(double date)
{
SYSTEMTIME st;
VALUE v;
+ double msec;
VariantTimeToSystemTime(date, &st);
-
v = rb_funcall(rb_cTime, rb_intern("new"), 6,
INT2FIX(st.wYear),
INT2FIX(st.wMonth),
@@ -432,8 +432,21 @@ vtdate2rbtime(double date)
INT2FIX(st.wHour),
INT2FIX(st.wMinute),
INT2FIX(st.wSecond));
- if (st.wMilliseconds > 0) {
- return rb_funcall(v, rb_intern("+"), 1, rb_float_new((double)(st.wMilliseconds / 1000.0)));
+ /*
+ * Unfortunately VariantTimeToSystemTime always ignores the
+ * wMilliseconds of SYSTEMTIME struct(The wMilliseconds is 0).
+ * So, we need to calculate milliseconds by ourselves.
+ */
+ msec = fabs(date);
+ msec -= floor(date);
+ msec *= 24 * 60;
+ msec -= floor(msec);
+ msec *= 60;
+ msec -= st.wSecond;
+ msec = round(msec * 1000);
+ msec /= 1000;
+ if (msec != 0) {
+ return rb_funcall(v, rb_intern("+"), 1, rb_float_new(msec));
}
return v;
}