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Library: simplify macros

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李通洲
2022-09-10 13:36:15 +08:00
parent 7c43e4b8e7
commit 93ac3f1971
11 changed files with 104 additions and 95 deletions
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src/common/library.h
+12 -3
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@@ -15,11 +15,11 @@
__typeof__(&symbolName) ff ## symbolName;
#define FF_LIBRARY_LOAD(libraryObjectName, userLibraryName, returnValue, ...) \
void* libraryObjectName = ffLibraryLoad(&userLibraryName, __VA_ARGS__, NULL);\
void* libraryObjectName = ffLibraryLoad(&userLibraryName, __VA_ARGS__, NULL);\
if(libraryObjectName == NULL) \
return returnValue;
#define FF_LIBRARY_LOAD_SYMBOL_ADRESS(library, symbolMapping, symbolName, returnValue) \
#define FF_LIBRARY_LOAD_SYMBOL_ADDRESS(library, symbolMapping, symbolName, returnValue) \
symbolMapping = dlsym(library, #symbolName); \
if(symbolMapping == NULL) \
{ \
@@ -28,7 +28,16 @@
}
#define FF_LIBRARY_LOAD_SYMBOL(library, symbolName, returnValue) \
__typeof__(&symbolName) FF_LIBRARY_LOAD_SYMBOL_ADRESS(library, ff ## symbolName, symbolName, returnValue);
__typeof__(&symbolName) FF_LIBRARY_LOAD_SYMBOL_ADDRESS(library, ff ## symbolName, symbolName, returnValue);
#define FF_LIBRARY_LOAD_SYMBOL_VAR(library, varName, symbolName, returnValue) \
FF_LIBRARY_LOAD_SYMBOL_ADDRESS(library, varName.ff ## symbolName, symbolName, returnValue);
#define FF_LIBRARY_LOAD_SYMBOL_VAR_MESSAGE(library, varName, symbolName) \
FF_LIBRARY_LOAD_SYMBOL_ADDRESS(library, varName.ff ## symbolName, symbolName, "dlsym " #symbolName " failed");
#define FF_LIBRARY_LOAD_SYMBOL_PTR(library, varName, symbolName, returnValue) \
FF_LIBRARY_LOAD_SYMBOL_ADDRESS(library, varName->ff ## symbolName, symbolName, returnValue);
void* ffLibraryLoad(const FFstrbuf* userProvidedName, ...);