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1
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1
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2 // Compiler implementation of the D programming language
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3 // Copyright (c) 1999-2006 by Digital Mars
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4 // All Rights Reserved
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5 // written by Walter Bright
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6 // http://www.digitalmars.com
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7 // License for redistribution is by either the Artistic License
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8 // in artistic.txt, or the GNU General Public License in gnu.txt.
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9 // See the included readme.txt for details.
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10
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11 #ifndef DMD_DEBCOND_H
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12 #define DMD_DEBCOND_H
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13
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14 struct Expression;
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15 struct Identifier;
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16 struct OutBuffer;
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17 struct Module;
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18 struct Scope;
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19 struct ScopeDsymbol;
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20 #ifdef _DH
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21 #include "lexer.h" // dmdhg
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22 #endif
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23 enum TOK;
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24 #ifdef _DH
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25 struct HdrGenState;
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26 #endif
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27
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28 int findCondition(Array *ids, Identifier *ident);
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29
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30 struct Condition
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31 {
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32 Loc loc;
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33 int inc; // 0: not computed yet
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34 // 1: include
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35 // 2: do not include
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36
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37 Condition(Loc loc);
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38
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39 virtual Condition *syntaxCopy() = 0;
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40 virtual int include(Scope *sc, ScopeDsymbol *s) = 0;
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41 virtual void toCBuffer(OutBuffer *buf, HdrGenState *hgs) = 0;
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42 };
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43
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44 struct DVCondition : Condition
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45 {
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46 unsigned level;
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47 Identifier *ident;
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48 Module *mod;
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49
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50 DVCondition(Module *mod, unsigned level, Identifier *ident);
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51
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52 Condition *syntaxCopy();
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53 };
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54
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55 struct DebugCondition : DVCondition
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56 {
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57 static void setGlobalLevel(unsigned level);
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58 static void addGlobalIdent(char *ident);
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59 static void addPredefinedGlobalIdent(char *ident);
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60
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61 DebugCondition(Module *mod, unsigned level, Identifier *ident);
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62
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63 int include(Scope *sc, ScopeDsymbol *s);
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64 void toCBuffer(OutBuffer *buf, HdrGenState *hgs);
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65 };
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66
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67 struct VersionCondition : DVCondition
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68 {
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69 static void setGlobalLevel(unsigned level);
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70 static void checkPredefined(Loc loc, char *ident);
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71 static void addGlobalIdent(char *ident);
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72 static void addPredefinedGlobalIdent(char *ident);
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73
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74 VersionCondition(Module *mod, unsigned level, Identifier *ident);
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75
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76 int include(Scope *sc, ScopeDsymbol *s);
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77 void toCBuffer(OutBuffer *buf, HdrGenState *hgs);
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78 };
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79
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80 struct StaticIfCondition : Condition
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81 {
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82 Expression *exp;
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83
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84 StaticIfCondition(Loc loc, Expression *exp);
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85 Condition *syntaxCopy();
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86 int include(Scope *sc, ScopeDsymbol *s);
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87 void toCBuffer(OutBuffer *buf, HdrGenState *hgs);
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88 };
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89
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90 struct IftypeCondition : Condition
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91 {
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92 /* iftype (targ id tok tspec)
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93 */
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94 Type *targ;
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95 Identifier *id; // can be NULL
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96 enum TOK tok; // ':' or '=='
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97 Type *tspec; // can be NULL
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98
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99 IftypeCondition(Loc loc, Type *targ, Identifier *id, enum TOK tok, Type *tspec);
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100 Condition *syntaxCopy();
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101 int include(Scope *sc, ScopeDsymbol *s);
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102 void toCBuffer(OutBuffer *buf, HdrGenState *hgs);
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103 };
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104
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105
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106 #endif
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