diff options
Diffstat (limited to 'generic/tclCompile.h')
| -rw-r--r-- | generic/tclCompile.h | 73 |
1 files changed, 59 insertions, 14 deletions
diff --git a/generic/tclCompile.h b/generic/tclCompile.h index d3f883f..0b1b3ec 100644 --- a/generic/tclCompile.h +++ b/generic/tclCompile.h @@ -6,7 +6,7 @@ * See the file "license.terms" for information on usage and redistribution * of this file, and for a DISCLAIMER OF ALL WARRANTIES. * - * SCCS: @(#) tclCompile.h 1.45 98/02/17 16:30:54 + * RCS: @(#) $Id: tclCompile.h,v 1.1.2.2 1998/09/24 23:58:46 stanton Exp $ */ #ifndef _TCLCOMPILATION @@ -16,6 +16,11 @@ #include "tclInt.h" #endif /* _TCLINT */ +#ifdef BUILD_tcl +# undef TCL_STORAGE_CLASS +# define TCL_STORAGE_CLASS DLLEXPORT +#endif + /* *------------------------------------------------------------------------ * Variables related to compilation. These are used in tclCompile.c, @@ -138,22 +143,36 @@ typedef ClientData (AuxDataDupProc) _ANSI_ARGS_((ClientData clientData)); typedef void (AuxDataFreeProc) _ANSI_ARGS_((ClientData clientData)); /* + * We define a separate AuxDataType struct to hold type-related information + * for the AuxData structure. This separation makes it possible for clients + * outside of the TCL core to manipulate (in a limited fashion!) AuxData; + * for example, it makes it possible to pickle and unpickle AuxData structs. + */ + +typedef struct AuxDataType { + char *name; /* the name of the type. Types can be + * registered and found by name */ + AuxDataDupProc *dupProc; /* Callback procedure to invoke when the + * aux data is duplicated (e.g., when the + * ByteCode structure containing the aux + * data is duplicated). NULL means just + * copy the source clientData bits; no + * proc need be called. */ + AuxDataFreeProc *freeProc; /* Callback procedure to invoke when the + * aux data is freed. NULL means no + * proc need be called. */ +} AuxDataType; + +/* * The definition of the AuxData structure that holds information created * during compilation by CompileProcs and used by instructions during * execution. */ typedef struct AuxData { + AuxDataType *type; /* pointer to the AuxData type associated with + * this ClientData. */ ClientData clientData; /* The compilation data itself. */ - AuxDataDupProc *dupProc; /* Callback procedure to invoke when the - * aux data is duplicated (e.g., when the - * ByteCode structure containing the aux - * data is duplicated). NULL means just - * copy the source clientData bits; no - * proc need be called. */ - AuxDataFreeProc *freeProc; /* Callback procedure to invoke when the - * aux data is freed. NULL means no - * proc need be called. */ } AuxData; /* @@ -268,6 +287,12 @@ typedef struct CompileEnv { * the CmdLocation map, and the compilation AuxData array. */ +/* + * A PRECOMPILED bytecode struct is one that was generated from a compiled + * image rather than implicitly compiled from source + */ +#define TCL_BYTECODE_PRECOMPILED 0x0001 + typedef struct ByteCode { TclHandle interpHandle; /* Handle for interpreter containing the * compiled code. Commands and their compile @@ -278,10 +303,21 @@ typedef struct ByteCode { * ByteCode was compiled. Used to invalidate * code when, e.g., commands with compile * procs are redefined. */ + Namespace *nsPtr; /* Namespace context in which this code + * was compiled. If the code is executed + * if a different namespace, it must be + * recompiled. */ + int nsEpoch; /* Value of nsPtr->resolverEpoch when this + * ByteCode was compiled. Used to invalidate + * code when new namespace resolution rules + * are put into effect. */ int refCount; /* Reference count: set 1 when created * plus 1 for each execution of the code * currently active. This structure can be * freed when refCount becomes zero. */ + unsigned int flags; /* flags describing state for the codebyte. + * this variable holds ORed values from the + * TCL_BYTECODE_ masks defined above */ char *source; /* The source string from which this * ByteCode was compiled. Note that this * pointer is not owned by the ByteCode and @@ -692,9 +728,8 @@ EXTERN int TclCompileScript _ANSI_ARGS_((Tcl_Interp *interp, EXTERN int TclCompileTokens _ANSI_ARGS_((Tcl_Interp *interp, Tcl_Token *tokenPtr, int count, CompileEnv *envPtr)); -EXTERN int TclCreateAuxData _ANSI_ARGS_(( - ClientData clientData, AuxDataDupProc *dupProc, - AuxDataFreeProc *freeProc, CompileEnv *envPtr)); +EXTERN int TclCreateAuxData _ANSI_ARGS_((ClientData clientData, + AuxDataType *typePtr, CompileEnv *envPtr)); EXTERN int TclCreateExceptRange _ANSI_ARGS_(( ExceptionRangeType type, CompileEnv *envPtr)); EXTERN ExecEnv * TclCreateExecEnv _ANSI_ARGS_((Tcl_Interp *interp)); @@ -703,12 +738,18 @@ EXTERN void TclDeleteLiteralTable _ANSI_ARGS_(( Tcl_Interp *interp, LiteralTable *tablePtr)); EXTERN void TclEmitForwardJump _ANSI_ARGS_((CompileEnv *envPtr, TclJumpType jumpType, JumpFixup *jumpFixupPtr)); +EXTERN AuxDataType *TclGetAuxDataType _ANSI_ARGS_((char *typeName)); +EXTERN ExceptionRange * TclGetExceptionRangeForPc _ANSI_ARGS_(( + unsigned char *pc, int catchOnly, + ByteCode* codePtr)); +EXTERN InstructionDesc * TclGetInstructionTable _ANSI_ARGS_(()); EXTERN int TclExecuteByteCode _ANSI_ARGS_((Tcl_Interp *interp, ByteCode *codePtr)); EXTERN void TclExpandCodeArray _ANSI_ARGS_(( CompileEnv *envPtr)); EXTERN void TclExpandJumpFixupArray _ANSI_ARGS_(( JumpFixupArray *fixupArrayPtr)); +EXTERN void TclFinalizeAuxDataTypeTable _ANSI_ARGS_((void)); EXTERN int TclFindCompiledLocal _ANSI_ARGS_((char *name, int nameChars, int create, int flags, Proc *procPtr)); @@ -720,6 +761,7 @@ EXTERN int TclFixupForwardJump _ANSI_ARGS_(( EXTERN void TclFreeCompileEnv _ANSI_ARGS_((CompileEnv *envPtr)); EXTERN void TclFreeJumpFixupArray _ANSI_ARGS_(( JumpFixupArray *fixupArrayPtr)); +EXTERN void TclInitAuxDataTypeTable _ANSI_ARGS_((void)); EXTERN void TclInitByteCodeObj _ANSI_ARGS_((Tcl_Obj *objPtr, CompileEnv *envPtr)); EXTERN void TclInitCompilation _ANSI_ARGS_((void)); @@ -745,6 +787,7 @@ EXTERN void TclPrintObject _ANSI_ARGS_((FILE *outFile, Tcl_Obj *objPtr, int maxChars)); EXTERN void TclPrintSource _ANSI_ARGS_((FILE *outFile, char *string, int maxChars)); +EXTERN void TclRegisterAuxDataType _ANSI_ARGS_((AuxDataType *typePtr)); EXTERN int TclRegisterLiteral _ANSI_ARGS_((CompileEnv *envPtr, char *bytes, int length, int onHeap)); EXTERN void TclReleaseLiteral _ANSI_ARGS_((Tcl_Interp *interp, @@ -930,5 +973,7 @@ EXTERN void TclVerifyLocalLiteralTable _ANSI_ARGS_(( #define TclMin(i, j) ((((int) i) < ((int) j))? (i) : (j)) #define TclMax(i, j) ((((int) i) > ((int) j))? (i) : (j)) -#endif /* _TCLCOMPILATION */ +# undef TCL_STORAGE_CLASS +# define TCL_STORAGE_CLASS DLLIMPORT +#endif /* _TCLCOMPILATION */ |