Fix build issues on Darwin.

NSUinteger is different sizes on different Darwin targets, so we have to be a
bit careful when logging it.

Author: bzbarsky-apple

.github/workflows/darwin.yaml

@@ -49,6 +49,11 @@ jobs:
             - name: Validate zap-cli is NOT available
               # run_in_build_env.sh is used to ensure PATH is set to something that would otherwise find zap-cli
               run: scripts/run_in_build_env.sh '(zap-cli --version && exit 1) || exit 0'
+            - name: Run watchOS Build Debug
+              working-directory: src/darwin/Framework
+              # Disable availability annotations, since we are not building a system
+              # Matter.framework.
+              run: xcodebuild -target "Matter" -sdk watchos -configuration Debug GCC_PREPROCESSOR_DEFINITIONS='${inherited} MTR_NO_AVAILABILITY=1'
             - name: Run iOS Build Debug
               working-directory: src/darwin/Framework
               # Disable availability annotations, since we are not building a system

src/darwin/Framework/CHIP/MTRDevice.mm

@@ -939,7 +939,7 @@ - (void)_handleEventReport:(NSArray<NSDictionary<NSString *, id> *> *)eventRepor
             }
         }
     }
-    MTR_LOG_INFO("%@ _getCachedDataVersions dataVersions count: %lu readCache count: %lu", self, dataVersions.count, _readCache.count);
+    MTR_LOG_INFO("%@ _getCachedDataVersions dataVersions count: %lu readCache count: %lu", self, static_cast<unsigned long>(dataVersions.count), static_cast<unsigned long>(_readCache.count));
     os_unfair_lock_unlock(&self->_lock);
 
     return dataVersions;
@@ -1996,7 +1996,7 @@ - (NSArray *)_getAttributesToReportWithReportedValues:(NSArray<NSDictionary<NSSt
 
 - (void)setAttributeValues:(NSArray<NSDictionary *> *)attributeValues reportChanges:(BOOL)reportChanges
 {
-    MTR_LOG_INFO("%@ setAttributeValues count: %lu reportChanges: %d", self, attributeValues.count, reportChanges);
+    MTR_LOG_INFO("%@ setAttributeValues count: %lu reportChanges: %d", self, static_cast<unsigned long>(attributeValues.count), reportChanges);
     os_unfair_lock_lock(&self->_lock);
 
     if (reportChanges) {

src/darwin/Framework/CHIP/MTRDeviceController.mm

@@ -887,7 +887,7 @@ - (MTRDevice *)deviceForNodeID:(NSNumber *)nodeID
 
         // Load persisted attributes if they exist.
         NSArray * attributesFromCache = [_controllerDataStore getStoredAttributesForNodeID:nodeID];
-        MTR_LOG_INFO("Loaded %lu attributes from storage for %@", attributesFromCache.count, deviceToReturn);
+        MTR_LOG_INFO("Loaded %lu attributes from storage for %@", static_cast<unsigned long>(attributesFromCache.count), deviceToReturn);
         if (attributesFromCache.count) {
             [deviceToReturn setAttributeValues:attributesFromCache reportChanges:NO];
         }