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https://github.com/fastfetch-cli/fastfetch.git
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Linus Dierheimer
48 lines
1.7 KiB
C
48 lines
1.7 KiB
C
#pragma once
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#ifndef FF_INCLUDED_common_library
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#define FF_INCLUDED_common_library
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#include <dlfcn.h>
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#ifdef __APPLE__
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#define FF_LIBRARY_EXTENSION ".dylib"
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#else
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#define FF_LIBRARY_EXTENSION ".so"
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#endif
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#define FF_LIBRARY_SYMBOL(symbolName) \
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__typeof__(&symbolName) ff ## symbolName;
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#define FF_LIBRARY_LOAD(libraryObjectName, userLibraryName, returnValue, ...) \
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void* libraryObjectName = ffLibraryLoad(userLibraryName, __VA_ARGS__, NULL);\
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if(libraryObjectName == NULL) \
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return returnValue;
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#define FF_LIBRARY_LOAD_SYMBOL_ADDRESS(library, symbolMapping, symbolName, returnValue) \
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symbolMapping = dlsym(library, #symbolName); \
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if(symbolMapping == NULL) \
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{ \
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dlclose(library); \
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return returnValue; \
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}
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#define FF_LIBRARY_LOAD_SYMBOL(library, symbolName, returnValue) \
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__typeof__(&symbolName) FF_LIBRARY_LOAD_SYMBOL_ADDRESS(library, ff ## symbolName, symbolName, returnValue);
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#define FF_LIBRARY_LOAD_SYMBOL_MESSAGE(library, symbolName) \
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__typeof__(&symbolName) FF_LIBRARY_LOAD_SYMBOL_ADDRESS(library, ff ## symbolName, symbolName, "dlsym " #symbolName " failed");
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#define FF_LIBRARY_LOAD_SYMBOL_VAR(library, varName, symbolName, returnValue) \
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FF_LIBRARY_LOAD_SYMBOL_ADDRESS(library, varName.ff ## symbolName, symbolName, returnValue);
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#define FF_LIBRARY_LOAD_SYMBOL_VAR_MESSAGE(library, varName, symbolName) \
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FF_LIBRARY_LOAD_SYMBOL_ADDRESS(library, varName.ff ## symbolName, symbolName, "dlsym " #symbolName " failed");
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#define FF_LIBRARY_LOAD_SYMBOL_PTR(library, varName, symbolName, returnValue) \
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FF_LIBRARY_LOAD_SYMBOL_ADDRESS(library, varName->ff ## symbolName, symbolName, returnValue);
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void* ffLibraryLoad(const FFstrbuf* userProvidedName, ...);
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#endif
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