1/*===-- llvm-c/Support.h - Support C Interface --------------------*- C -*-===*\
2|* *|
3|* Part of the LLVM Project, under the Apache License v2.0 with LLVM *|
4|* Exceptions. *|
5|* See https://llvm.org/LICENSE.txt for license information. *|
6|* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception *|
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-c/DataTypes.h"
18#include "llvm-c/ExternC.h"
19#include "llvm-c/Types.h"
20
21LLVM_C_EXTERN_C_BEGIN
22
23/**
24 * @addtogroup LLVMCCore
25 *
26 * @{
27 */
28
29/**
30 * This function permanently loads the dynamic library at the given path.
31 * It is safe to call this function multiple times for the same library.
32 *
33 * @see sys::DynamicLibrary::LoadLibraryPermanently()
34 */
35LLVMBool LLVMLoadLibraryPermanently(const char* Filename);
36
37/**
38 * This function parses the given arguments using the LLVM command line parser.
39 * Note that the only stable thing about this function is its signature; you
40 * cannot rely on any particular set of command line arguments being interpreted
41 * the same way across LLVM versions.
42 *
43 * @see llvm::cl::ParseCommandLineOptions()
44 */
45void LLVMParseCommandLineOptions(int argc, const char *const *argv,
46 const char *Overview);
47
48/**
49 * This function will search through all previously loaded dynamic
50 * libraries for the symbol \p symbolName. If it is found, the address of
51 * that symbol is returned. If not, null is returned.
52 *
53 * @see sys::DynamicLibrary::SearchForAddressOfSymbol()
54 */
55void *LLVMSearchForAddressOfSymbol(const char *symbolName);
56
57/**
58 * This functions permanently adds the symbol \p symbolName with the
59 * value \p symbolValue. These symbols are searched before any
60 * libraries.
61 *
62 * @see sys::DynamicLibrary::AddSymbol()
63 */
64void LLVMAddSymbol(const char *symbolName, void *symbolValue);
65
66/**
67 * @}
68 */
69
70LLVM_C_EXTERN_C_END
71
72#endif
73