Support dynamic lib name without ".dylib" on Mac

On Mac, some of the dynamic libs has name without ".dylib". Like,
"System/Library/Frameworks/OpenGL.framework/OpenGL", we need solution
to handle it in the dlopen() API.

Change-Id: Ie513ace5a0d7d154f73e0f13919005d1498901d7
Signed-off-by: Tina Zhang <tina.zhang@intel.com>
Signed-off-by: Chao Qin <chaox.qin@intel.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/emulator/opengl/shared/emugl/common/shared_library.cpp b/emulator/opengl/shared/emugl/common/shared_library.cpp
index db1c75c..e78e36b 100644
--- a/emulator/opengl/shared/emugl/common/shared_library.cpp
+++ b/emulator/opengl/shared/emugl/common/shared_library.cpp
@@ -75,7 +75,17 @@ SharedLibrary* SharedLibrary::open(const char* libraryName) {
         libPath = path;
     }
 
+#ifdef __APPLE__
+    // On OSX, some libraries don't include an extension (notably OpenGL)
+    // On OSX we try to open |libraryName| first.  If that doesn't exist,
+    // we try |libraryName|.dylib
+    void* lib = dlopen(libraryName, RTLD_NOW);
+    if (lib == NULL) {
+        lib = dlopen(libPath, RTLD_NOW);
+    }
+#else
     void* lib = dlopen(libPath, RTLD_NOW);
+#endif
 
     if (path) {
         free(path);