ExternC.h revision 360784 
1/*===- llvm-c/ExternC.h - Wrapper for 'extern "C"' ----------------*- 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 an 'extern "C"' wrapper                                  *|
11|*                                                                            *|
12\*===----------------------------------------------------------------------===*/
13
14#ifndef LLVM_C_EXTERN_C_H
15#define LLVM_C_EXTERN_C_H
16
17#ifdef __clang__
18#define LLVM_C_STRICT_PROTOTYPES_BEGIN                                         \
19  _Pragma("clang diagnostic push")                                             \
20      _Pragma("clang diagnostic error \"-Wstrict-prototypes\"")
21#define LLVM_C_STRICT_PROTOTYPES_END _Pragma("clang diagnostic pop")
22#else
23#define LLVM_C_STRICT_PROTOTYPES_BEGIN
24#define LLVM_C_STRICT_PROTOTYPES_END
25#endif
26
27#ifdef __cplusplus
28#define LLVM_C_EXTERN_C_BEGIN                                                  \
29  extern "C" {                                                                 \
30  LLVM_C_STRICT_PROTOTYPES_BEGIN
31#define LLVM_C_EXTERN_C_END                                                    \
32  LLVM_C_STRICT_PROTOTYPES_END                                                 \
33  }
34#else
35#define LLVM_C_EXTERN_C_BEGIN LLVM_C_STRICT_PROTOTYPES_BEGIN
36#define LLVM_C_EXTERN_C_END LLVM_C_STRICT_PROTOTYPES_END
37#endif
38
39#endif
40