Changeset 1570 for trunk/dll/makelist.c

Timestamp:

Jun 13, 2011, 12:09:19 AM (14 years ago)

Author:

Gregg Young

Message:

Added IdleIfNeeded to place load and free loops to idle priority when dealing with large numbers of items. Used SleepIfNeeded more places for a similar purpose.

File:

• trunk/dll/makelist.c (modified) (5 diffs)

trunk/dll/makelist.c

@@ -16 +16 @@
   29 Feb 08 GKY Use xfree where appropriate
   17 Jul 08 SHL Add SetListOwner for Fortify support
+  12 Jun 11 GKY Added IdleIfNeeded to the freelist loop to improve system
+                responsiveness when freeing lists with large numbers of items
 
 ***********************************************************************/
@@ -36 +38 @@
 #include "wrappers.h"                   // xfree
 #include "fortify.h"                    // 06 May 08 SHL
+#include "tmrsvcs.h"                    // ITIMER_DESC
 
 static PSZ pszSrcFile = __FILE__;
@@ -85 +88 @@
 {
   UINT x;
-
+  ITIMER_DESC itdSleep = { 0 };         
+           
   if (list) {
+     InitITimer(&itdSleep, 500);
     for (x = 0; list[x]; x++) {
 #ifdef __DEBUG_ALLOC__
@@ -92 +97 @@
 #endif
       free(list[x]);
+      if (!IdleIfNeeded(&itdSleep, 30)) { 
+        for (x = x + 1; list[x]; x++) {
+          free(list[x]);
+        }
+        break;
+      }
     }
 #ifdef __DEBUG_ALLOC__
@@ -97 +108 @@
 #endif
     free(list);
-  }
-  DosPostEventSem(CompactSem);
+    priority_normal();
+    DosPostEventSem(CompactSem);
+  }
 }