Changeset 1811 in webkit for trunk/JavaScriptCore/kjs/collector.cpp

Timestamp:

Aug 13, 2002, 11:38:00 PM (23 years ago)

Author:

mjs

Message:

JavaScriptCore:

Add the ability to determine the classes of live JavaScript
objects, to help with leak fixing.

• kjs/collector.h, kjs/collector.cpp: (Collector::liveObjectClasses):

WebCore:

Add the ability to determine the classes of live JavaScript
objects, to help with leak fixing.

• kwq/WebCoreJavaScript.h:
• kwq/WebCoreJavaScript.mm: (+[WebCoreJavaScript liveObjectClasses]):

WebKit:

Add the ability to determine the classes of live JavaScript
objects, to help with leak fixing.

• Misc.subproj/WebCoreStatistics.h:
• Misc.subproj/WebCoreStatistics.m: (+[WebCoreStatistics javaScriptLiveObjectClasses]):

WebBrowser:

Add display of classes of live JavaScript objects to Caches
window, to help with leak fixing.

• Debug/CacheController.h:
• Debug/CacheController.m: (-[CacheController refreshJavaScriptStatisticsMatrix]):
• Debug/CacheController.nib:

File:

• trunk/JavaScriptCore/kjs/collector.cpp (modified) (2 diffs)

trunk/JavaScriptCore/kjs/collector.cpp

@@ -21 +21 @@
  */
 
+#if APPLE_CHANGES
+#define _COLLECTOR
+#include <CoreFoundation/CoreFoundation.h>
+#include <cxxabi.h>
+#endif
+
 #include "collector.h"
 #include "internal.h"
@@ -328 +334 @@
 }
 
-#endif
+CFSetRef Collector::liveObjectClasses()
+{
+  CFMutableSetRef classes = CFSetCreateMutable(NULL, 0, &kCFTypeSetCallBacks);
+
+  CollectorBlock *block = root;
+  while (block) {
+    ValueImp **r = (ValueImp**)block->mem;
+    assert(r);
+    for (int i = 0; i < block->size; i++, r++)
+   {
+      ValueImp *imp = *r;
+      if (imp != NULL) {
+        const char *mangled_name = typeid(*imp).name();
+        int status;
+        char *demangled_name = __cxxabiv1::__cxa_demangle (mangled_name, NULL, NULL, &status);
+
+        CFStringRef className = CFStringCreateWithCString(NULL, demangled_name, kCFStringEncodingASCII);
+        free(demangled_name);
+        CFSetAddValue(classes, className);
+        CFRelease(className);
+      }
+    }
+    block = block->next;
+  }
+  return classes;
+}
+
+#endif