xref: /openbsd-src/gnu/llvm/clang/tools/libclang/Index_Internal.h (revision e5dd70708596ae51455a0ffa086a00c5b29f8583)
1*e5dd7070Spatrick //===- CXString.h - Routines for manipulating CXStrings -------------------===//
2*e5dd7070Spatrick //
3*e5dd7070Spatrick // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*e5dd7070Spatrick // See https://llvm.org/LICENSE.txt for license information.
5*e5dd7070Spatrick // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*e5dd7070Spatrick //
7*e5dd7070Spatrick //===----------------------------------------------------------------------===//
8*e5dd7070Spatrick //
9*e5dd7070Spatrick // This file defines routines for manipulating CXStrings.
10*e5dd7070Spatrick //
11*e5dd7070Spatrick //===----------------------------------------------------------------------===//
12*e5dd7070Spatrick 
13*e5dd7070Spatrick #ifndef LLVM_CLANG_TOOLS_LIBCLANG_INDEX_INTERNAL_H
14*e5dd7070Spatrick #define LLVM_CLANG_TOOLS_LIBCLANG_INDEX_INTERNAL_H
15*e5dd7070Spatrick 
16*e5dd7070Spatrick #include "clang-c/Index.h"
17*e5dd7070Spatrick 
18*e5dd7070Spatrick #ifndef __has_feature
19*e5dd7070Spatrick #define __has_feature(x) 0
20*e5dd7070Spatrick #endif
21*e5dd7070Spatrick 
22*e5dd7070Spatrick #if __has_feature(blocks)
23*e5dd7070Spatrick 
24*e5dd7070Spatrick #define INVOKE_BLOCK2(block, arg1, arg2) block(arg1, arg2)
25*e5dd7070Spatrick 
26*e5dd7070Spatrick #else
27*e5dd7070Spatrick // If we are compiled with a compiler that doesn't have native blocks support,
28*e5dd7070Spatrick // define and call the block manually.
29*e5dd7070Spatrick 
30*e5dd7070Spatrick #define INVOKE_BLOCK2(block, arg1, arg2) block->invoke(block, arg1, arg2)
31*e5dd7070Spatrick 
32*e5dd7070Spatrick typedef struct _CXCursorAndRangeVisitorBlock {
33*e5dd7070Spatrick   void *isa;
34*e5dd7070Spatrick   int flags;
35*e5dd7070Spatrick   int reserved;
36*e5dd7070Spatrick   enum CXVisitorResult (*invoke)(_CXCursorAndRangeVisitorBlock *,
37*e5dd7070Spatrick                                  CXCursor, CXSourceRange);
38*e5dd7070Spatrick } *CXCursorAndRangeVisitorBlock;
39*e5dd7070Spatrick 
40*e5dd7070Spatrick #endif // !__has_feature(blocks)
41*e5dd7070Spatrick 
42*e5dd7070Spatrick /// The result of comparing two source ranges.
43*e5dd7070Spatrick enum RangeComparisonResult {
44*e5dd7070Spatrick   /// Either the ranges overlap or one of the ranges is invalid.
45*e5dd7070Spatrick   RangeOverlap,
46*e5dd7070Spatrick 
47*e5dd7070Spatrick   /// The first range ends before the second range starts.
48*e5dd7070Spatrick   RangeBefore,
49*e5dd7070Spatrick 
50*e5dd7070Spatrick   /// The first range starts after the second range ends.
51*e5dd7070Spatrick   RangeAfter
52*e5dd7070Spatrick };
53*e5dd7070Spatrick 
54*e5dd7070Spatrick #endif
55