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14 | pmbaty | 1 | //===--- HeaderInclude.h - Header Include -----------------------*- C++ -*-===// |
2 | // |
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3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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4 | // See https://llvm.org/LICENSE.txt for license information. |
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5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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6 | // |
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7 | //===----------------------------------------------------------------------===// |
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8 | /// |
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9 | /// \file |
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10 | /// Defines enums used when emitting included header information. |
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11 | /// |
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12 | //===----------------------------------------------------------------------===// |
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13 | |||
14 | #ifndef LLVM_CLANG_BASIC_HEADERINCLUDEFORMATKIND_H |
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15 | #define LLVM_CLANG_BASIC_HEADERINCLUDEFORMATKIND_H |
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16 | #include "llvm/ADT/StringSwitch.h" |
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17 | #include "llvm/Support/ErrorHandling.h" |
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18 | #include <utility> |
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19 | |||
20 | namespace clang { |
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21 | /// The format in which header information is emitted. |
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22 | enum HeaderIncludeFormatKind { HIFMT_None, HIFMT_Textual, HIFMT_JSON }; |
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23 | |||
24 | /// Whether header information is filtered or not. If HIFIL_Only_Direct_System |
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25 | /// is used, only information on system headers directly included from |
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26 | /// non-system headers is emitted. |
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27 | enum HeaderIncludeFilteringKind { HIFIL_None, HIFIL_Only_Direct_System }; |
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28 | |||
29 | inline HeaderIncludeFormatKind |
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30 | stringToHeaderIncludeFormatKind(const char *Str) { |
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31 | return llvm::StringSwitch<HeaderIncludeFormatKind>(Str) |
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32 | .Case("textual", HIFMT_Textual) |
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33 | .Case("json", HIFMT_JSON) |
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34 | .Default(HIFMT_None); |
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35 | } |
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36 | |||
37 | inline bool stringToHeaderIncludeFiltering(const char *Str, |
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38 | HeaderIncludeFilteringKind &Kind) { |
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39 | std::pair<bool, HeaderIncludeFilteringKind> P = |
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40 | llvm::StringSwitch<std::pair<bool, HeaderIncludeFilteringKind>>(Str) |
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41 | .Case("none", {true, HIFIL_None}) |
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42 | .Case("only-direct-system", {true, HIFIL_Only_Direct_System}) |
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43 | .Default({false, HIFIL_None}); |
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44 | Kind = P.second; |
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45 | return P.first; |
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46 | } |
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47 | |||
48 | inline const char *headerIncludeFormatKindToString(HeaderIncludeFormatKind K) { |
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49 | switch (K) { |
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50 | case HIFMT_None: |
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51 | llvm_unreachable("unexpected format kind"); |
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52 | case HIFMT_Textual: |
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53 | return "textual"; |
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54 | case HIFMT_JSON: |
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55 | return "json"; |
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56 | } |
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57 | llvm_unreachable("Unknown HeaderIncludeFormatKind enum"); |
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58 | } |
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59 | |||
60 | inline const char * |
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61 | headerIncludeFilteringKindToString(HeaderIncludeFilteringKind K) { |
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62 | switch (K) { |
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63 | case HIFIL_None: |
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64 | return "none"; |
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65 | case HIFIL_Only_Direct_System: |
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66 | return "only-direct-system"; |
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67 | } |
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68 | llvm_unreachable("Unknown HeaderIncludeFilteringKind enum"); |
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69 | } |
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70 | |||
71 | } // end namespace clang |
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72 | |||
73 | #endif // LLVM_CLANG_BASIC_HEADERINCLUDEFORMATKIND_H |