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authorGravatar Thomas Van Lenten <thomasvl@google.com>2016-01-12 10:02:48 -0500
committerGravatar Thomas Van Lenten <thomasvl@google.com>2016-01-12 10:02:48 -0500
commit2d213a306f611261d247d1520d3ef050c7f4ffea (patch)
tree0f1c0baad34c43451885924a81551afd7091bd3f /Foundation
parent5309ef8bdd4a52ed0c671579aa8a631510af79cc (diff)
Export unused symbols in category-only files for when they are used in static libs to avoid linker warnings
Diffstat (limited to 'Foundation')
-rw-r--r--Foundation/GTMNSDictionary+URLArguments.m10
-rw-r--r--Foundation/GTMNSFileHandle+UniqueName.m5
-rw-r--r--Foundation/GTMObjC2Runtime.m4
3 files changed, 17 insertions, 2 deletions
diff --git a/Foundation/GTMNSDictionary+URLArguments.m b/Foundation/GTMNSDictionary+URLArguments.m
index 4799b2d..5a7aa5f 100644
--- a/Foundation/GTMNSDictionary+URLArguments.m
+++ b/Foundation/GTMNSDictionary+URLArguments.m
@@ -6,9 +6,9 @@
// Licensed under the Apache License, Version 2.0 (the "License"); you may not
// use this file except in compliance with the License. You may obtain a copy
// of the License at
-//
+//
// http://www.apache.org/licenses/LICENSE-2.0
-//
+//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
@@ -21,6 +21,12 @@
#import "GTMMethodCheck.h"
#import "GTMDefines.h"
+
+// Export a nonsense symbol to suppress a libtool warning when this is linked alone in a static lib.
+__attribute__((visibility("default")))
+ char GTMNSDictionaryURLArgumentsExportToSuppressLibToolWarning = 0;
+
+
@implementation NSDictionary (GTMNSDictionaryURLArgumentsAdditions)
GTM_METHOD_CHECK(NSString, gtm_stringByEscapingForURLArgument);
diff --git a/Foundation/GTMNSFileHandle+UniqueName.m b/Foundation/GTMNSFileHandle+UniqueName.m
index d373159..1424c44 100644
--- a/Foundation/GTMNSFileHandle+UniqueName.m
+++ b/Foundation/GTMNSFileHandle+UniqueName.m
@@ -20,6 +20,11 @@
#include <unistd.h>
+// Export a nonsense symbol to suppress a libtool warning when this is linked alone in a static lib.
+__attribute__((visibility("default")))
+ char GTMFileHandleUniqueNameExportToSuppressLibToolWarning = 0;
+
+
@implementation NSFileHandle (GTMFileHandleUniqueNameAdditions)
+ (id)gtm_fileHandleWithUniqueNameBasedOn:(NSString *)pathTemplate
diff --git a/Foundation/GTMObjC2Runtime.m b/Foundation/GTMObjC2Runtime.m
index e1af2bb..1475103 100644
--- a/Foundation/GTMObjC2Runtime.m
+++ b/Foundation/GTMObjC2Runtime.m
@@ -18,6 +18,10 @@
#import "GTMObjC2Runtime.h"
+// Export a nonsense symbol to suppress a libtool warning when this is linked alone in a static lib.
+__attribute__((visibility("default"))) char GTMObjC2RuntimeExportToSuppressLibToolWarning = 0;
+
+
#if GTM_MACOS_SDK && (MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_X_VERSION_10_5) && !__OBJC2__
#import <objc/objc-runtime.h>
#import <stdlib.h>