From a849b38390c66f968678630eb44eb6061d82b333 Mon Sep 17 00:00:00 2001
From: "Thiago Marcos P. Santos" <tmpsantos@gmail.com>
Date: Tue, 23 Jul 2019 17:45:54 +0300
Subject: [build] Mark explicitly visible symbols

Easier to maintain than a linker script. We build
everything with visibility hidden by default.
---
 include/mbgl/util/util.hpp | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

(limited to 'include/mbgl')

diff --git a/include/mbgl/util/util.hpp b/include/mbgl/util/util.hpp
index 7960b40299..178f1cba48 100644
--- a/include/mbgl/util/util.hpp
+++ b/include/mbgl/util/util.hpp
@@ -19,3 +19,24 @@
 #else
 #define MBGL_CONSTEXPR inline
 #endif
+
+// Compiler defines for making symbols visible, otherwise they
+// will be defined as hidden by default.
+
+#if defined WIN32
+    #ifdef MBGL_BUILDING_LIB
+        #ifdef __GNUC__
+            #define MBGL_EXPORT __attribute__((dllexport))
+        #else
+            #define MBGL_EXPORT __declspec(dllexport)
+        #endif
+    #else
+        #ifdef __GNUC__
+            #define MBGL_EXPORT __attribute__((dllimport))
+        #else
+            #define MBGL_EXPORT __declspec(dllimport)
+        #endif
+    #endif
+#else
+    #define MBGL_EXPORT __attribute__((visibility ("default"))) // NOLINT
+#endif
-- 
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