Revert of Remove all reference to carbon api

webrtc/base/macutils.cc

Index: webrtc/base/macutils.cc
diff --git a/webrtc/base/macutils.cc b/webrtc/base/macutils.cc
index 44eb4af19f828427f34c795ee89f75cbd272e091..3a07b815c90d864a3f7346e5b5a9d17357b718ac 100644
--- a/webrtc/base/macutils.cc
+++ b/webrtc/base/macutils.cc
@@ -46,6 +46,7 @@
   return NULL != *str16;
 }
 
+#if defined(WEBRTC_MAC) && !defined(WEBRTC_IOS)
 void DecodeFourChar(UInt32 fc, std::string* out) {
   std::stringstream ss;
   ss << '\'';
@@ -127,4 +128,82 @@
   }
   return kMacOSNewer;
 }
+
+bool RunAppleScript(const std::string& script) {
+  // TODO(thaloun): Add a .mm file that contains something like this:
+  // NSString source from script
+  // NSAppleScript* appleScript = [[NSAppleScript alloc] initWithSource:&source]
+  // if (appleScript != nil) {
+  //   [appleScript executeAndReturnError:nil]
+  //   [appleScript release]
+#ifndef CARBON_DEPRECATED
+  ComponentInstance component = NULL;
+  AEDesc script_desc;
+  AEDesc result_data;
+  OSStatus err;
+  OSAID script_id, result_id;
+
+  AECreateDesc(typeNull, NULL, 0, &script_desc);
+  AECreateDesc(typeNull, NULL, 0, &result_data);
+  script_id = kOSANullScript;
+  result_id = kOSANullScript;
+
+  component = OpenDefaultComponent(kOSAComponentType, typeAppleScript);
+  if (component == NULL) {
+    LOG(LS_ERROR) << "Failed opening Apple Script component";
+    return false;
+  }
+  err = AECreateDesc(typeUTF8Text, script.data(), script.size(), &script_desc);
+  if (err != noErr) {
+    CloseComponent(component);
+    LOG(LS_ERROR) << "Failed creating Apple Script description";
+    return false;
+  }
+
+  err = OSACompile(component, &script_desc, kOSAModeCanInteract, &script_id);
+  if (err != noErr) {
+    AEDisposeDesc(&script_desc);
+    if (script_id != kOSANullScript) {
+      OSADispose(component, script_id);
+    }
+    CloseComponent(component);
+    LOG(LS_ERROR) << "Error compiling Apple Script";
+    return false;
+  }
+
+  err = OSAExecute(component, script_id, kOSANullScript, kOSAModeCanInteract,
+                   &result_id);
+
+  if (err == errOSAScriptError) {
+    LOG(LS_ERROR) << "Error when executing Apple Script: " << script;
+    AECreateDesc(typeNull, NULL, 0, &result_data);
+    OSAScriptError(component, kOSAErrorMessage, typeChar, &result_data);
+    int len = AEGetDescDataSize(&result_data);
+    char* data = (char*)malloc(len);
+    if (data != NULL) {
+      err = AEGetDescData(&result_data, data, len);
+      LOG(LS_ERROR) << "Script error: " << std::string(data, len);
+    }
+    AEDisposeDesc(&script_desc);
+    AEDisposeDesc(&result_data);
+    return false;
+  }
+  AEDisposeDesc(&script_desc);
+  if (script_id != kOSANullScript) {
+    OSADispose(component, script_id);
+  }
+  if (result_id != kOSANullScript) {
+    OSADispose(component, result_id);
+  }
+  CloseComponent(component);
+  return true;
+#else
+  // TODO(thaloun): Support applescripts with the NSAppleScript API.
+  return false;
+#endif  // CARBON_DEPRECATED
+}
+#endif  // WEBRTC_MAC && !defined(WEBRTC_IOS)
+
+///////////////////////////////////////////////////////////////////////////////
+
 }  // namespace rtc