--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/3rdparty/webkit/JavaScriptCore/profiler/ProfilerServer.mm Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,115 @@
+/*
+ * Copyright (C) 2008 Apple Inc. All Rights Reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import "config.h"
+#import "ProfilerServer.h"
+
+#import "JSProfilerPrivate.h"
+#import "JSRetainPtr.h"
+#import <Foundation/Foundation.h>
+
+#if PLATFORM(IPHONE_SIMULATOR)
+#import <Foundation/NSDistributedNotificationCenter.h>
+#endif
+
+@interface ProfilerServer : NSObject {
+@private
+ NSString *_serverName;
+ unsigned _listenerCount;
+}
++ (ProfilerServer *)sharedProfileServer;
+- (void)startProfiling;
+- (void)stopProfiling;
+@end
+
+@implementation ProfilerServer
+
++ (ProfilerServer *)sharedProfileServer
+{
+ static ProfilerServer *sharedServer;
+ if (!sharedServer)
+ sharedServer = [[ProfilerServer alloc] init];
+ return sharedServer;
+}
+
+- (id)init
+{
+ if (!(self = [super init]))
+ return nil;
+
+ NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+
+ NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
+ if ([defaults boolForKey:@"EnableJSProfiling"])
+ [self startProfiling];
+
+#if !PLATFORM(IPHONE) || PLATFORM(IPHONE_SIMULATOR)
+ // FIXME: <rdar://problem/6546135>
+ // The catch-all notifications
+ [[NSDistributedNotificationCenter defaultCenter] addObserver:self selector:@selector(startProfiling) name:@"ProfilerServerStartNotification" object:nil];
+ [[NSDistributedNotificationCenter defaultCenter] addObserver:self selector:@selector(stopProfiling) name:@"ProfilerServerStopNotification" object:nil];
+#endif
+
+ // The specific notifications
+ NSProcessInfo *processInfo = [NSProcessInfo processInfo];
+ _serverName = [[NSString alloc] initWithFormat:@"ProfilerServer-%d", [processInfo processIdentifier]];
+
+#if !PLATFORM(IPHONE) || PLATFORM(IPHONE_SIMULATOR)
+ // FIXME: <rdar://problem/6546135>
+ [[NSDistributedNotificationCenter defaultCenter] addObserver:self selector:@selector(startProfiling) name:[_serverName stringByAppendingString:@"-Start"] object:nil];
+ [[NSDistributedNotificationCenter defaultCenter] addObserver:self selector:@selector(stopProfiling) name:[_serverName stringByAppendingString:@"-Stop"] object:nil];
+#endif
+
+ [pool drain];
+
+ return self;
+}
+
+- (void)startProfiling
+{
+ if (++_listenerCount > 1)
+ return;
+ JSRetainPtr<JSStringRef> profileName(Adopt, JSStringCreateWithUTF8CString([_serverName UTF8String]));
+ JSStartProfiling(0, profileName.get());
+}
+
+- (void)stopProfiling
+{
+ if (!_listenerCount || --_listenerCount > 0)
+ return;
+ JSRetainPtr<JSStringRef> profileName(Adopt, JSStringCreateWithUTF8CString([_serverName UTF8String]));
+ JSEndProfiling(0, profileName.get());
+}
+
+@end
+
+namespace JSC {
+
+void startProfilerServerIfNeeded()
+{
+ [ProfilerServer sharedProfileServer];
+}
+
+} // namespace JSC