Files
ldc/dmd/cond.h
2010-09-05 19:04:26 +02:00

107 lines
2.7 KiB
C

// Compiler implementation of the D programming language
// Copyright (c) 1999-2008 by Digital Mars
// All Rights Reserved
// written by Walter Bright
// http://www.digitalmars.com
// License for redistribution is by either the Artistic License
// in artistic.txt, or the GNU General Public License in gnu.txt.
// See the included readme.txt for details.
#ifndef DMD_DEBCOND_H
#define DMD_DEBCOND_H
struct Expression;
struct Identifier;
struct OutBuffer;
struct Module;
struct Scope;
struct ScopeDsymbol;
#ifdef _DH
#include "lexer.h" // dmdhg
#endif
enum TOK;
#ifdef _DH
struct HdrGenState;
#endif
int findCondition(Array *ids, Identifier *ident);
struct Condition
{
Loc loc;
int inc; // 0: not computed yet
// 1: include
// 2: do not include
Condition(Loc loc);
virtual Condition *syntaxCopy() = 0;
virtual int include(Scope *sc, ScopeDsymbol *s) = 0;
virtual void toCBuffer(OutBuffer *buf, HdrGenState *hgs) = 0;
};
struct DVCondition : Condition
{
unsigned level;
Identifier *ident;
Module *mod;
DVCondition(Module *mod, unsigned level, Identifier *ident);
Condition *syntaxCopy();
};
struct DebugCondition : DVCondition
{
static void setGlobalLevel(unsigned level);
static void addGlobalIdent(const char *ident);
static void addPredefinedGlobalIdent(const char *ident);
DebugCondition(Module *mod, unsigned level, Identifier *ident);
int include(Scope *sc, ScopeDsymbol *s);
void toCBuffer(OutBuffer *buf, HdrGenState *hgs);
};
struct VersionCondition : DVCondition
{
static void setGlobalLevel(unsigned level);
static void checkPredefined(Loc loc, const char *ident);
static void addGlobalIdent(const char *ident);
static void addPredefinedGlobalIdent(const char *ident);
VersionCondition(Module *mod, unsigned level, Identifier *ident);
int include(Scope *sc, ScopeDsymbol *s);
void toCBuffer(OutBuffer *buf, HdrGenState *hgs);
};
struct StaticIfCondition : Condition
{
Expression *exp;
StaticIfCondition(Loc loc, Expression *exp);
Condition *syntaxCopy();
int include(Scope *sc, ScopeDsymbol *s);
void toCBuffer(OutBuffer *buf, HdrGenState *hgs);
};
struct IftypeCondition : Condition
{
/* iftype (targ id tok tspec)
*/
Type *targ;
Identifier *id; // can be NULL
enum TOK tok; // ':' or '=='
Type *tspec; // can be NULL
IftypeCondition(Loc loc, Type *targ, Identifier *id, enum TOK tok, Type *tspec);
Condition *syntaxCopy();
int include(Scope *sc, ScopeDsymbol *s);
void toCBuffer(OutBuffer *buf, HdrGenState *hgs);
};
#endif