1 /*===-- llvm-c/Support.h - Support C Interface --------------------*- C -*-===*\ 2 |* *| 3 |* The LLVM Compiler Infrastructure *| 4 |* *| 5 |* This file is distributed under the University of Illinois Open Source *| 6 |* License. See LICENSE.TXT for details. *| 7 |* *| 8 |*===----------------------------------------------------------------------===*| 9 |* *| 10 |* This file defines the C interface to the LLVM support library. *| 11 |* *| 12 \*===----------------------------------------------------------------------===*/ 13 14 #ifndef LLVM_C_SUPPORT_H 15 #define LLVM_C_SUPPORT_H 16 17 #include "llvm/Support/DataTypes.h" 18 #include "llvm-c/Types.h" 19 20 #ifdef __cplusplus 21 extern "C" { 22 #endif 23 24 /** 25 * This function permanently loads the dynamic library at the given path. 26 * It is safe to call this function multiple times for the same library. 27 * 28 * @see sys::DynamicLibrary::LoadLibraryPermanently() 29 */ 30 LLVMBool LLVMLoadLibraryPermanently(const char* Filename); 31 32 /** 33 * This function parses the given arguments using the LLVM command line parser. 34 * Note that the only stable thing about this function is its signature; you 35 * cannot rely on any particular set of command line arguments being interpreted 36 * the same way across LLVM versions. 37 * 38 * @see llvm::cl::ParseCommandLineOptions() 39 */ 40 void LLVMParseCommandLineOptions(int argc, const char *const *argv, 41 const char *Overview); 42 43 /** 44 * This function will search through all previously loaded dynamic 45 * libraries for the symbol \p symbolName. If it is found, the address of 46 * that symbol is returned. If not, null is returned. 47 * 48 * @see sys::DynamicLibrary::SearchForAddressOfSymbol() 49 */ 50 void *LLVMSearchForAddressOfSymbol(const char *symbolName); 51 52 /** 53 * This functions permanently adds the symbol \p symbolName with the 54 * value \p symbolValue. These symbols are searched before any 55 * libraries. 56 * 57 * @see sys::DynamicLibrary::AddSymbol() 58 */ 59 void LLVMAddSymbol(const char *symbolName, void *symbolValue); 60 61 #ifdef __cplusplus 62 } 63 #endif 64 65 #endif 66