[build] enable -fvisibility=hidden for iOS

8 files changed, 25 insertions, 5 deletions

diff --git a/Makefile b/Makefile
index 789825903a..46fbb9f464 100644
--- a/Makefile
+++ b/Makefile
@@ -260,7 +260,7 @@ darwin-update-examples:
 
 .PHONY: check-public-symbols
 check-public-symbols:
-	node platform/darwin/scripts/check-public-symbols.js macOS
+	node platform/darwin/scripts/check-public-symbols.js macOS iOS
 endif
 
 #### Linux targets #####################################################
diff --git a/platform/ios/config.cmake b/platform/ios/config.cmake
index dbf6780c04..efb31d2e00 100644
--- a/platform/ios/config.cmake
+++ b/platform/ios/config.cmake
@@ -70,6 +70,7 @@ macro(mbgl_platform_core)
 
     target_compile_options(mbgl-core
         PRIVATE -fobjc-arc
+        PRIVATE -fvisibility=hidden
     )
 
     # TODO: Remove this by converting to ARC
diff --git a/platform/ios/ios.xcodeproj/project.pbxproj b/platform/ios/ios.xcodeproj/project.pbxproj
index 37d87fa797..0197fba173 100644
--- a/platform/ios/ios.xcodeproj/project.pbxproj
+++ b/platform/ios/ios.xcodeproj/project.pbxproj
@@ -191,6 +191,7 @@
 		40F887701D7A1E58008ECB67 /* MGLShapeSource_Private.h in Headers */ = {isa = PBXBuildFile; fileRef = 40F8876F1D7A1DB8008ECB67 /* MGLShapeSource_Private.h */; };
 		40F887711D7A1E59008ECB67 /* MGLShapeSource_Private.h in Headers */ = {isa = PBXBuildFile; fileRef = 40F8876F1D7A1DB8008ECB67 /* MGLShapeSource_Private.h */; };
 		40FDA76B1CCAAA6800442548 /* MBXAnnotationView.m in Sources */ = {isa = PBXBuildFile; fileRef = 40FDA76A1CCAAA6800442548 /* MBXAnnotationView.m */; };
+		5549A0381EF1D86B00073113 /* libmbgl-core.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 5549A0371EF1D86B00073113 /* libmbgl-core.a */; };
 		5549A0391EF2877100073113 /* OpenGLES.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 554180411D2E97DE00012372 /* OpenGLES.framework */; };
 		5549A03A1EF2877500073113 /* OpenGLES.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 554180411D2E97DE00012372 /* OpenGLES.framework */; };
 		556660CA1E1BF3A900E2C41B /* MGLFoundation.h in Headers */ = {isa = PBXBuildFile; fileRef = 556660C91E1BF3A900E2C41B /* MGLFoundation.h */; settings = {ATTRIBUTES = (Public, ); }; };
@@ -666,6 +667,7 @@
 		40FDA7691CCAAA6800442548 /* MBXAnnotationView.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MBXAnnotationView.h; sourceTree = "<group>"; };
 		40FDA76A1CCAAA6800442548 /* MBXAnnotationView.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = MBXAnnotationView.m; sourceTree = "<group>"; };
 		554180411D2E97DE00012372 /* OpenGLES.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = OpenGLES.framework; path = System/Library/Frameworks/OpenGLES.framework; sourceTree = SDKROOT; };
+		5549A0371EF1D86B00073113 /* libmbgl-core.a */ = {isa = PBXFileReference; lastKnownFileType = archive.ar; name = "libmbgl-core.a"; path = "../../build/ios/Debug-iphonesimulator/libmbgl-core.a"; sourceTree = "<group>"; };
 		556660C91E1BF3A900E2C41B /* MGLFoundation.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = MGLFoundation.h; sourceTree = "<group>"; };
 		556660D71E1D085500E2C41B /* MGLVersionNumber.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; name = MGLVersionNumber.m; path = ../../darwin/test/MGLVersionNumber.m; sourceTree = "<group>"; };
 		558DE79E1E5615E400C7916D /* MGLFoundation_Private.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = MGLFoundation_Private.h; sourceTree = "<group>"; };
@@ -956,6 +958,7 @@
 			isa = PBXFrameworksBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				5549A0381EF1D86B00073113 /* libmbgl-core.a in Frameworks */,
 				DA2E88561CC036F400F24E7B /* Mapbox.framework in Frameworks */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
@@ -1234,6 +1237,7 @@
 		DA1DC9921CB6DF24006E619F /* Frameworks */ = {
 			isa = PBXGroup;
 			children = (
+				5549A0371EF1D86B00073113 /* libmbgl-core.a */,
 				36F1153B1D46080700878E1A /* libmbgl-core.a */,
 				36F1153C1D46080700878E1A /* libmbgl-platform-ios.a */,
 				554180411D2E97DE00012372 /* OpenGLES.framework */,
@@ -2754,6 +2758,7 @@
 				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
 				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
+				OTHER_CFLAGS = "-fvisibility=hidden";
 				OTHER_CPLUSPLUSFLAGS = (
 					"$(OTHER_CFLAGS)",
 					"$(sqlite_cflags)",
@@ -2788,6 +2793,7 @@
 				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
 				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
+				OTHER_CFLAGS = "-fvisibility=hidden";
 				OTHER_CPLUSPLUSFLAGS = (
 					"$(OTHER_CFLAGS)",
 					"$(sqlite_cflags)",
@@ -2835,6 +2841,7 @@
 			buildSettings = {
 				BITCODE_GENERATION_MODE = bitcode;
 				HEADER_SEARCH_PATHS = "$(mbgl_core_INCLUDE_DIRECTORIES)";
+				OTHER_CFLAGS = "-fvisibility=hidden";
 				OTHER_CPLUSPLUSFLAGS = (
 					"$(OTHER_CFLAGS)",
 					"$(sqlite_cflags)",
@@ -2861,6 +2868,7 @@
 			buildSettings = {
 				BITCODE_GENERATION_MODE = bitcode;
 				HEADER_SEARCH_PATHS = "$(mbgl_core_INCLUDE_DIRECTORIES)";
+				OTHER_CFLAGS = "-fvisibility=hidden";
 				OTHER_CPLUSPLUSFLAGS = (
 					"$(OTHER_CFLAGS)",
 					"$(sqlite_cflags)",
diff --git a/platform/ios/src/MGLAnnotationImage.h b/platform/ios/src/MGLAnnotationImage.h
index fbeee18624..0b5a111841 100644
--- a/platform/ios/src/MGLAnnotationImage.h
+++ b/platform/ios/src/MGLAnnotationImage.h
@@ -1,5 +1,7 @@
 #import <UIKit/UIKit.h>
 
+#import "MGLFoundation.h"
+
 NS_ASSUME_NONNULL_BEGIN
 
 /**
@@ -8,6 +10,7 @@ NS_ASSUME_NONNULL_BEGIN
  objects and may be recycled later and put into a reuse queue that is maintained
  by the map view.
  */
+MGL_EXPORT
 @interface MGLAnnotationImage : NSObject <NSSecureCoding>
 
 #pragma mark Initializing and Preparing the Image Object
diff --git a/platform/ios/src/MGLAnnotationView.h b/platform/ios/src/MGLAnnotationView.h
index 2802d31b05..4fa0f196ab 100644
--- a/platform/ios/src/MGLAnnotationView.h
+++ b/platform/ios/src/MGLAnnotationView.h
@@ -1,5 +1,7 @@
 #import <UIKit/UIKit.h>
 
+#import "MGLFoundation.h"
+
 NS_ASSUME_NONNULL_BEGIN
 
 @protocol MGLAnnotation;
@@ -50,6 +52,7 @@ typedef NS_ENUM(NSUInteger, MGLAnnotationViewDragState) {
  interactivity such as dragging, you can use an `MGLAnnotationImage` instead to
  conserve memory and optimize drawing performance.
  */
+MGL_EXPORT
 @interface MGLAnnotationView : UIView <NSSecureCoding>
 
 #pragma mark Initializing and Preparing the View
diff --git a/platform/ios/src/MGLMapView.h b/platform/ios/src/MGLMapView.h
index ca765a046b..7a1d200e44 100644
--- a/platform/ios/src/MGLMapView.h
+++ b/platform/ios/src/MGLMapView.h
@@ -4,6 +4,7 @@
 #import <UIKit/UIKit.h>
 #import <CoreLocation/CoreLocation.h>
 
+#import "MGLFoundation.h"
 #import "MGLTypes.h"
 
 NS_ASSUME_NONNULL_BEGIN
@@ -23,13 +24,13 @@ NS_ASSUME_NONNULL_BEGIN
 @protocol MGLFeature;
 
 /** The default deceleration rate for a map view. */
-extern const CGFloat MGLMapViewDecelerationRateNormal;
+extern MGL_EXPORT const CGFloat MGLMapViewDecelerationRateNormal;
 
 /** A fast deceleration rate for a map view. */
-extern const CGFloat MGLMapViewDecelerationRateFast;
+extern MGL_EXPORT const CGFloat MGLMapViewDecelerationRateFast;
 
 /** Disables deceleration in a map view. */
-extern const CGFloat MGLMapViewDecelerationRateImmediate;
+extern MGL_EXPORT const CGFloat MGLMapViewDecelerationRateImmediate;
 
 /**
  The vertical alignment of an annotation within a map view. Used with
@@ -125,7 +126,7 @@ typedef NS_ENUM(NSUInteger, MGLUserTrackingMode) {
  ensuring that your use adheres to the relevant terms of use.
 
  */
-IB_DESIGNABLE
+MGL_EXPORT IB_DESIGNABLE
 @interface MGLMapView : UIView
 
 #pragma mark Creating Instances
diff --git a/platform/ios/src/MGLUserLocation.h b/platform/ios/src/MGLUserLocation.h
index 30bfc592ca..8c6fe46136 100644
--- a/platform/ios/src/MGLUserLocation.h
+++ b/platform/ios/src/MGLUserLocation.h
@@ -1,6 +1,7 @@
 #import <Foundation/Foundation.h>
 #import <CoreLocation/CoreLocation.h>
 
+#import "MGLFoundation.h"
 #import "MGLAnnotation.h"
 
 NS_ASSUME_NONNULL_BEGIN
@@ -11,6 +12,7 @@ NS_ASSUME_NONNULL_BEGIN
  directly. Instead, you retrieve an existing `MGLUserLocation` object from the
  `userLocation` property of the map view displayed in your application.
  */
+MGL_EXPORT
 @interface MGLUserLocation : NSObject <MGLAnnotation, NSSecureCoding>
 
 #pragma mark Determining the User’s Position
diff --git a/platform/ios/src/MGLUserLocationAnnotationView.h b/platform/ios/src/MGLUserLocationAnnotationView.h
index 4b36236b8d..4d95f39cf3 100644
--- a/platform/ios/src/MGLUserLocationAnnotationView.h
+++ b/platform/ios/src/MGLUserLocationAnnotationView.h
@@ -1,6 +1,7 @@
 #import <UIKit/UIKit.h>
 #import <CoreLocation/CoreLocation.h>
 
+#import "MGLFoundation.h"
 #import "MGLAnnotationView.h"
 
 NS_ASSUME_NONNULL_BEGIN
@@ -9,6 +10,7 @@ NS_ASSUME_NONNULL_BEGIN
 @class MGLUserLocation;
 
 /** View representing an `MGLUserLocation` on screen. */
+MGL_EXPORT
 @interface MGLUserLocationAnnotationView : MGLAnnotationView
 
 /**