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25 #ifndef BSoftLinking_h
26 #define BSoftLinking_h
32 #define BSOFT_LINK_PRIVATE_FRAMEWORK(framework) \
33 static void* framework##Library() \
35 static void* frameworkLibrary; \
36 static std::once_flag once; \
37 std::call_once(once, [] { \
38 frameworkLibrary = dlopen("/System/Library/PrivateFrameworks/" #framework ".framework/" #framework, RTLD_NOW); \
39 RELEASE_BASSERT_WITH_MESSAGE(frameworkLibrary, "%s", dlerror()); \
41 return frameworkLibrary; \
44 #define BSOFT_LINK_FUNCTION(framework, functionName, resultType, parameterDeclarations, parameterNames) \
46 resultType functionName parameterDeclarations; \
48 static resultType init##functionName parameterDeclarations; \
49 static resultType (*softLink##functionName) parameterDeclarations = init##functionName; \
51 static resultType init##functionName parameterDeclarations \
53 static std::once_flag once; \
54 std::call_once(once, [] { \
55 softLink##functionName = (resultType (*) parameterDeclarations) dlsym(framework##Library(), #functionName); \
56 RELEASE_BASSERT_WITH_MESSAGE(softLink##functionName, "%s", dlerror()); \
58 return softLink##functionName parameterNames; \
61 inline resultType functionName parameterDeclarations \
63 return softLink##functionName parameterNames; \
66 #endif // BSoftLinking_h