Changeset 655 for trunk/src/user32/new/win32class.cpp

Timestamp:

Aug 24, 1999, 11:20:30 AM (26 years ago)

Author:

sandervl

Message:

One mutex per object type + mutex protection in win32 class

File:

• trunk/src/user32/new/win32class.cpp (modified) (6 diffs)

trunk/src/user32/new/win32class.cpp

@@ -1 @@
-/* $Id: win32class.cpp,v 1.6 1999-08-21 12:53:28 sandervl Exp $ */
+/* $Id: win32class.cpp,v 1.7 1999-08-24 09:20:30 sandervl Exp $ */
 /*
  * Win32 Window Class Managment Code for OS/2
@@ -120 +120 @@
 Win32WndClass *Win32WndClass::FindClass(HINSTANCE hInstance, LPSTR id)
 {
+  enterMutex(OBJTYPE_CLASS);
+
   Win32WndClass *wndclass = (Win32WndClass *)wndclasses;
 
-  if(wndclass == NULL)  return(NULL);
+  if(wndclass == NULL) {
+        leaveMutex(OBJTYPE_CLASS);
+        return(NULL);
+  }
 
   if(HIWORD(id) != 0) {
 //CB: read comment below!
         if(stricmp(wndclass->classNameA, id) == 0 && wndclass->hInstance == hInstance) {
+                leaveMutex(OBJTYPE_CLASS);
                 return(wndclass);
         }
@@ -133 +139 @@
                 while(wndclass != NULL) {
                         if(stricmp(wndclass->classNameA, id) == 0 && wndclass->hInstance == hInstance) {
+                                leaveMutex(OBJTYPE_CLASS);
                                 return(wndclass);
                         }
@@ -143 +150 @@
 //CB: need more code to compare instance; convert 0 to exe module handle
         if(wndclass->classAtom == (DWORD)id /*&& wndclass->hInstance == hInstance*/) {
+                leaveMutex(OBJTYPE_CLASS);
                 return(wndclass);
         }
@@ -149 +157 @@
                 while(wndclass != NULL) {
                         if(wndclass->classAtom == (DWORD)id/* && wndclass->hInstance == hInstance*/) {
-                                return(wndclass);
+                                leaveMutex(OBJTYPE_CLASS);
+                                return(wndclass);
                         }
                         wndclass = (Win32WndClass *)wndclass->GetNext();
@@ -155 +164 @@
         }
   }
+  leaveMutex(OBJTYPE_CLASS);
   dprintf(("Class %X (inst %X) not found!", id, hInstance));
   return(NULL);