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Add more wrappers for symbol APIs to the C API.

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This represents some of the functionality we expose in the llvmlite Python
binding.

Patch by Antoine Pitrou

Differential Revision: http://reviews.llvm.org/D10222

llvm-svn: 239411
This commit is contained in:
Eli Bendersky 2015-06-09 15:57:30 +00:00
parent f5cfb3d373
commit ba50137ef5
2 changed files with 27 additions and 0 deletions
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18
include/llvm-c/Support.h
View File

@ -58,6 +58,24 @@ LLVMBool LLVMLoadLibraryPermanently(const char* Filename);
void LLVMParseCommandLineOptions(int argc, const char *const *argv,
const char *Overview);
/**
* This function will search through all previously loaded dynamic
* libraries for the symbol \p symbolName. If it is found, the address of
* that symbol is returned. If not, null is returned.
*
* @see sys::DynamicLibrary::SearchForAddressOfSymbol()
*/
void *LLVMSearchForAddressOfSymbol(const char *symbolName);
/**
* This functions permanently adds the symbol \p symbolName with the
* value \p symbolValue. These symbols are searched before any
* libraries.
*
* @see sys::DynamicLibrary::AddSymbol()
*/
void LLVMAddSymbol(const char *symbolName, void *symbolValue);
#ifdef __cplusplus
}
#endif

9
lib/Support/DynamicLibrary.cpp
View File

@ -178,3 +178,12 @@ void* DynamicLibrary::SearchForAddressOfSymbol(const char *symbolName) {
LLVMBool LLVMLoadLibraryPermanently(const char* Filename) {
return llvm::sys::DynamicLibrary::LoadLibraryPermanently(Filename);
}
void *LLVMSearchForAddressOfSymbol(const char *symbolName) {
return llvm::sys::DynamicLibrary::SearchForAddressOfSymbol(symbolName);
}
void LLVMAddSymbol(const char *symbolName, void *symbolValue) {
return llvm::sys::DynamicLibrary::AddSymbol(symbolName, symbolValue);
}