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cb341586e3
This corresponds to DMD commit a913ce4bc59a94a022a27e390fc841f4aededffb. Doesn't build Phobos yet.
100 lines
2.5 KiB
C++
100 lines
2.5 KiB
C++
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// Compiler implementation of the D programming language
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// Copyright (c) 1999-2012 by Digital Mars
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// All Rights Reserved
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// written by Walter Bright
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// http://www.digitalmars.com
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// License for redistribution is by either the Artistic License
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// in artistic.txt, or the GNU General Public License in gnu.txt.
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// See the included readme.txt for details.
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#ifndef DMD_DEBCOND_H
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#define DMD_DEBCOND_H
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class Expression;
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class Identifier;
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struct OutBuffer;
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class Module;
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struct Scope;
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class ScopeDsymbol;
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class DebugCondition;
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#include "lexer.h" // dmdhg
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enum TOK;
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struct HdrGenState;
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int findCondition(Strings *ids, Identifier *ident);
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class Condition
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{
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public:
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Loc loc;
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int inc; // 0: not computed yet
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// 1: include
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// 2: do not include
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Condition(Loc loc);
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virtual Condition *syntaxCopy() = 0;
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virtual int include(Scope *sc, ScopeDsymbol *s) = 0;
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virtual void toCBuffer(OutBuffer *buf, HdrGenState *hgs) = 0;
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virtual DebugCondition *isDebugCondition() { return NULL; }
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};
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class DVCondition : public Condition
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{
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public:
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unsigned level;
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Identifier *ident;
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Module *mod;
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DVCondition(Module *mod, unsigned level, Identifier *ident);
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Condition *syntaxCopy();
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};
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class DebugCondition : public DVCondition
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{
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public:
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static void setGlobalLevel(unsigned level);
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static void addGlobalIdent(const char *ident);
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DebugCondition(Module *mod, unsigned level, Identifier *ident);
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int include(Scope *sc, ScopeDsymbol *s);
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void toCBuffer(OutBuffer *buf, HdrGenState *hgs);
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DebugCondition *isDebugCondition() { return this; }
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};
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class VersionCondition : public DVCondition
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{
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public:
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static void setGlobalLevel(unsigned level);
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static bool isPredefined(const char *ident);
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static void checkPredefined(Loc loc, const char *ident)
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{
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if (isPredefined(ident))
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error(loc, "version identifier '%s' is reserved and cannot be set", ident);
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}
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static void addGlobalIdent(const char *ident);
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static void addPredefinedGlobalIdent(const char *ident);
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VersionCondition(Module *mod, unsigned level, Identifier *ident);
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int include(Scope *sc, ScopeDsymbol *s);
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void toCBuffer(OutBuffer *buf, HdrGenState *hgs);
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};
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class StaticIfCondition : public Condition
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{
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public:
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Expression *exp;
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int nest; // limit circular dependencies
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StaticIfCondition(Loc loc, Expression *exp);
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Condition *syntaxCopy();
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int include(Scope *sc, ScopeDsymbol *s);
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void toCBuffer(OutBuffer *buf, HdrGenState *hgs);
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};
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#endif
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