llvm/include/llvm-c/Support.h
Eli Bendersky a0c9e11a2b Add more wrappers for symbol APIs to the C API.
This represents some of the functionality we expose in the llvmlite Python
binding.

Patch by Antoine Pitrou

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


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239411 91177308-0d34-0410-b5e6-96231b3b80d8
2015-06-09 15:57:30 +00:00

84 lines
2.7 KiB
C

/*===-- llvm-c/Support.h - Support C Interface --------------------*- C -*-===*\
|* *|
|* The LLVM Compiler Infrastructure *|
|* *|
|* This file is distributed under the University of Illinois Open Source *|
|* License. See LICENSE.TXT for details. *|
|* *|
|*===----------------------------------------------------------------------===*|
|* *|
|* This file defines the C interface to the LLVM support library. *|
|* *|
\*===----------------------------------------------------------------------===*/
#ifndef LLVM_C_SUPPORT_H
#define LLVM_C_SUPPORT_H
#include "llvm/Support/DataTypes.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* @defgroup LLVMCSupportTypes Types and Enumerations
*
* @{
*/
typedef int LLVMBool;
/**
* Used to pass regions of memory through LLVM interfaces.
*
* @see llvm::MemoryBuffer
*/
typedef struct LLVMOpaqueMemoryBuffer *LLVMMemoryBufferRef;
/**
* @}
*/
/**
* This function permanently loads the dynamic library at the given path.
* It is safe to call this function multiple times for the same library.
*
* @see sys::DynamicLibrary::LoadLibraryPermanently()
*/
LLVMBool LLVMLoadLibraryPermanently(const char* Filename);
/**
* This function parses the given arguments using the LLVM command line parser.
* Note that the only stable thing about this function is its signature; you
* cannot rely on any particular set of command line arguments being interpreted
* the same way across LLVM versions.
*
* @see llvm::cl::ParseCommandLineOptions()
*/
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
#endif