[tkreuzer] 66172: [W32KNAPI] Load NtGdiFlushUserBatch dynamically to allow loading on Win 2003, where the function does not exist. ROSTESTS-131 #resolve

Author: tkreuzer
Date: Thu Feb  5 10:10:33 2015
New Revision: 66172

URL: http://svn.reactos.org/svn/reactos?rev=66172&view=rev
Log:
[W32KNAPI]
Load NtGdiFlushUserBatch dynamically to allow loading on Win 2003, where the function does
not exist.
ROSTESTS-131 #resolve

Modified:
    trunk/rostests/apitests/w32knapi/ntgdi/NtGdiFlushUserBatch.c

Modified: trunk/rostests/apitests/w32knapi/ntgdi/NtGdiFlushUserBatch.c
URL:
http://svn.reactos.org/svn/reactos/trunk/rostests/apitests/w32knapi/ntgdi/N…
==============================================================================
--- trunk/rostests/apitests/w32knapi/ntgdi/NtGdiFlushUserBatch.c	[iso-8859-1] (original)
+++ trunk/rostests/apitests/w32knapi/ntgdi/NtGdiFlushUserBatch.c	[iso-8859-1] Thu Feb  5
10:10:33 2015
@@ -1,3 +1,8 @@
+
+
+NTSTATUS
+(NTAPI
+*pNtGdiFlushUserBatch)(VOID);
 
 INT
 Test_NtGdiFlushUserBatch(PTESTINFO pti)
@@ -5,10 +10,14 @@
 	PVOID pRet;
 	PTEB pTeb;
 
+    pNtGdiFlushUserBatch = (PVOID)GetProcAddress(g_hModule,
"NtGdiFlushUserBatch");
+    if (pNtGdiFlushUserBatch == NULL)
+        return APISTATUS_NOT_FOUND;
+
 	pTeb = NtCurrentTeb();
 	ASSERT(pTeb);
 
-	pRet = (PVOID)NtGdiFlushUserBatch();
+	pRet = (PVOID)pNtGdiFlushUserBatch();
 
 	TEST(pRet != 0);
 	TEST(pRet == &pTeb->RealClientId);
@@ -23,7 +32,7 @@
 	pTeb->GdiTebBatch.Offset = 21;
 	pTeb->GdiTebBatch.HDC = (HDC)123;
 
-	pRet = (PVOID)NtGdiFlushUserBatch();
+	pRet = (PVOID)pNtGdiFlushUserBatch();
 	TEST(pRet == &pTeb->RealClientId);
 
 	TEST(pTeb->InDbgPrint == 0);