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<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/173238">173238</a></dd>
<dt>Author</dt> <dd>commit-queue@webkit.org</dd>
<dt>Date</dt> <dd>2014-09-03 15:50:17 -0700 (Wed, 03 Sep 2014)</dd>
</dl>
<h3>Log Message</h3>
<pre>Avoid warning if a process does not have access to com.apple.webinspector
https://bugs.webkit.org/show_bug.cgi?id=136473
Patch by Joseph Pecoraro <pecoraro@apple.com> on 2014-09-03
Reviewed by Alexey Proskuryakov.
Pre-check for access to the mach port to avoid emitting warnings
in syslog for processes that do not have access.
* inspector/remote/RemoteInspector.mm:
(Inspector::canAccessWebInspectorMachPort):
(Inspector::RemoteInspector::shared):</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkSourceJavaScriptCoreChangeLog">trunk/Source/JavaScriptCore/ChangeLog</a></li>
<li><a href="#trunkSourceJavaScriptCoreinspectorremoteRemoteInspectormm">trunk/Source/JavaScriptCore/inspector/remote/RemoteInspector.mm</a></li>
</ul>
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<div id="patch">
<h3>Diff</h3>
<a id="trunkSourceJavaScriptCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/ChangeLog (173237 => 173238)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/ChangeLog 2014-09-03 22:44:34 UTC (rev 173237)
+++ trunk/Source/JavaScriptCore/ChangeLog 2014-09-03 22:50:17 UTC (rev 173238)
</span><span class="lines">@@ -1,3 +1,17 @@
</span><ins>+2014-09-03 Joseph Pecoraro <pecoraro@apple.com>
+
+ Avoid warning if a process does not have access to com.apple.webinspector
+ https://bugs.webkit.org/show_bug.cgi?id=136473
+
+ Reviewed by Alexey Proskuryakov.
+
+ Pre-check for access to the mach port to avoid emitting warnings
+ in syslog for processes that do not have access.
+
+ * inspector/remote/RemoteInspector.mm:
+ (Inspector::canAccessWebInspectorMachPort):
+ (Inspector::RemoteInspector::shared):
+
</ins><span class="cx"> 2014-09-03 Filip Pizlo <fpizlo@apple.com>
</span><span class="cx">
</span><span class="cx"> Temporarily disable call edge profiling. It is causing crashes and I'm still investigating
</span></span></pre></div>
<a id="trunkSourceJavaScriptCoreinspectorremoteRemoteInspectormm"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/inspector/remote/RemoteInspector.mm (173237 => 173238)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/inspector/remote/RemoteInspector.mm 2014-09-03 22:44:34 UTC (rev 173237)
+++ trunk/Source/JavaScriptCore/inspector/remote/RemoteInspector.mm 2014-09-03 22:50:17 UTC (rev 173238)
</span><span class="lines">@@ -40,12 +40,22 @@
</span><span class="cx">
</span><span class="cx"> #if __has_include(<xpc/xpc.h>)
</span><span class="cx"> #import <xpc/xpc.h>
</span><del>-#else
</del><ins>+#endif
</ins><span class="cx"> extern "C" {
</span><span class="cx"> xpc_connection_t xpc_connection_create_mach_service(const char* name, dispatch_queue_t, uint64_t flags);
</span><span class="cx"> void xpc_release(xpc_object_t);
</span><span class="cx"> }
</span><ins>+
+#if __has_include(<sandbox/private.h>)
+#import <sandbox/private.h>
+#else
+enum sandbox_filter_type {
+ SANDBOX_FILTER_GLOBAL_NAME,
+};
</ins><span class="cx"> #endif
</span><ins>+extern "C" {
+ int sandbox_check(pid_t, const char *operation, enum sandbox_filter_type, ...);
+}
</ins><span class="cx">
</span><span class="cx"> #if PLATFORM(IOS)
</span><span class="cx"> #import <wtf/ios/WebCoreThread.h>
</span><span class="lines">@@ -53,6 +63,11 @@
</span><span class="cx">
</span><span class="cx"> namespace Inspector {
</span><span class="cx">
</span><ins>+static bool canAccessWebInspectorMachPort()
+{
+ return sandbox_check(getpid(), "mach-lookup", SANDBOX_FILTER_GLOBAL_NAME, WIRXPCMachPortName) == 0;
+}
+
</ins><span class="cx"> static void dispatchAsyncOnQueueSafeForAnyDebuggable(void (^block)())
</span><span class="cx"> {
</span><span class="cx"> #if PLATFORM(IOS)
</span><span class="lines">@@ -78,9 +93,11 @@
</span><span class="cx">
</span><span class="cx"> static dispatch_once_t once;
</span><span class="cx"> dispatch_once(&once, ^{
</span><del>- JSC::initializeThreading();
- if (RemoteInspector::startEnabled)
- shared.get().start();
</del><ins>+ if (canAccessWebInspectorMachPort()) {
+ JSC::initializeThreading();
+ if (RemoteInspector::startEnabled)
+ shared.get().start();
+ }
</ins><span class="cx"> });
</span><span class="cx">
</span><span class="cx"> return shared;
</span></span></pre>
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