/usr/include/gap/intrprtr.h is in gap-dev 4r6p5-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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**
*W intrprtr.h GAP source Martin Schönert
**
**
*Y Copyright (C) 1996, Lehrstuhl D für Mathematik, RWTH Aachen, Germany
*Y (C) 1998 School Math and Comp. Sci., University of St Andrews, Scotland
*Y Copyright (C) 2002 The GAP Group
**
** This file declares the functions of the immediate interpreter package.
**
** The immediate interpreter package is the part of the interpreter that
** interprets code immediately (while it is read). Its functions are called
** from the reader. When it encounters constructs that it cannot interpret
** immediately, it switches into coding mode, and delegates the work to the
** coder.
*/
#ifndef GAP_INTRPRTR_H
#define GAP_INTRPRTR_H
/****************************************************************************
**
*V IntrResult . . . . . . . . . . . . . . . . . result value of interpreter
**
** 'IntrResult' is the result value of the interpreter, i.e., the value of
** the statement that was last interpreted (which might have been a
** return-value-statement).
*/
extern Obj IntrResult;
/****************************************************************************
**
*V IntrIgnoring . . . . . . . . . interpreter is currently ignoring actions
**
** If 'IntrIgnoring' is non-zero, the interpreter is currently ignoring
** actions. The interpreter switches to this mode for the right operand of
** 'or' and 'and' constructs where the left operand already determines the
** outcome.
**
** This mode is also used in Info and Assert, when arguments are not printed.
*/
extern UInt IntrIgnoring;
/****************************************************************************
**
*V IntrCoding . . . . . . . . . . . interpreter is currently coding actions
**
** If 'IntrCoding' is non-zero, the interpreter is currently coding actions.
** The interpreter switches to this mode for constructs that it cannot
** directly interpret, such as loops or function bodies.
*/
extern UInt IntrCoding;
/****************************************************************************
**
*F IntrBegin() . . . . . . . . . . . . . . . . . . . . start an interpreter
*F IntrEnd(<error>) . . . . . . . . . . . . . . . . . . stop an interpreter
**
** 'IntrBegin( <frame> )' starts a new interpreter in context <frame>
** if in doubt, pass BottomLVars as <frame>
**
** 'IntrEnd(<error>)' stops the current interpreter.
**
** If <error> is non-zero a syntax error was found by the reader, and the
** interpreter only clears up the mess.
**
** If 'IntrEnd' returns 0, then no return-statement or quit-statement was
** interpreted. If 'IntrEnd' returns 1, then a return-value-statement was
** interpreted and in this case the return value is stored in 'IntrResult'.
** If 'IntrEnd' returns 2, then a return-void-statement was interpreted.
** If 'IntrEnd' returns 8, then a quit-statement was interpreted.
*/
extern void IntrBegin ( Obj frame );
extern ExecStatus IntrEnd (
UInt error );
/****************************************************************************
**
*F IntrFuncCallBegin() . . . . . . . . . . . interpret function call, begin
*F IntrFuncCallEnd(<funccall>,<options>,<nr>) interpret function call, end
**
** 'IntrFuncCallBegin' is an action to interpret a function call. It is
** called by the reader when it encounters the parenthesis '(', i.e.,
** *after* the function expression is read.
**
** 'IntrFuncCallEnd' is an action to interpret a function call. It is
** called by the reader when it encounters the parenthesis ')', i.e.,
** *after* the argument expressions are read. <funccall> is 1 if this is a
** function call, and 0 if this is a procedure call. <nr> is the number of
** arguments. <options> is 1 if options were present after the ':' in which
** case the options have been read already.
*/
extern void IntrFuncCallBegin ( void );
extern void IntrFuncCallEnd (
UInt funccall,
UInt options,
UInt nr );
/****************************************************************************
**
*F IntrFuncCallOptionsBegin() . . . .. . . . . . interpret options, begin
*F IntrFuncCallOptionsBeginElmName(<rnam>). interpret options, begin element
*F IntrFuncCallOptionsBeginElmExpr() . .. . interpret options, begin element
*F IntrFuncCallOptionsEndElm() . . .. . . . interpret options, end element
*F IntrFuncCallOptionsEndElmEmpty() .. . . . interpret options, end element
*F IntrFuncCallOptionsEnd(<nr>) . . . . . . . . interpret options, end
**
** The net effect of all of these is to leave a record object on the stack
** where IntrFuncCallEnd can use it
*/
extern void IntrFuncCallOptionsBegin ( void );
extern void IntrFuncCallOptionsBeginElmName ( UInt rnam );
extern void IntrFuncCallOptionsBeginElmExpr ( void );
extern void IntrFuncCallOptionsEndElm ( void );
extern void IntrFuncCallOptionsEndElmEmpty ( void );
extern void IntrFuncCallOptionsEnd ( UInt nr );
/****************************************************************************
**
*F IntrFuncExprBegin(<narg>,<nloc>,<nams>,<startline>) . interpret function expr, begin
*F IntrFuncExprEnd(<nr>) . . . . . . . . . . . interpret function expr, end
**
** 'IntrFuncExprBegin' is an action to interpret a function expression. It
** is called when the reader encounters the beginning of a function
** expression. <narg> is the number of arguments (-1 if the function takes
** a variable number of arguments), <nloc> is the number of locals, <nams>
** is a list of local variable names.
**
** 'IntrFuncExprEnd' is an action to interpret a function expression. It is
** called when the reader encounters the end of a function expression. <nr>
** is the number of statements in the body of the function.
*/
extern void IntrFuncExprBegin (
Int narg,
Int nloc,
Obj nams,
Int startLine);
extern void IntrFuncExprEnd (
UInt nr,
UInt mapsto );
/****************************************************************************
**
*F IntrIfBegin() . . . . . . . . interpret if-statement, begin of statement
*F IntrIfElif() . . . . . . . interpret if-statement, begin of elif-branch
*F IntrIfElse() . . . . . . . interpret if-statement, begin of else-branch
*F IntrIfBeginBody() . . . . . . . . . interpret if-statement, begin of body
*F IntrIfEndBody(<nr>) . . . . . . . . . interpret if-statement, end of body
*F IntrIfEnd(<nr>) . . . . . . . . interpret if-statement, end of statement
**
** 'IntrIfBegin' is an action to interpret an if-statement. It is called
** when the reader encounters the 'if', i.e., *before* the condition is
** read.
**
** 'IntrIfElif' is an action to interpret an if-statement. It is called
** when the reader encounters an 'elif', i.e., *before* the condition is
** read.
**
** 'IntrIfElse' is an action to interpret an if-statement. It is called
** when the reader encounters an 'else'.
**
** 'IntrIfBeginBody' is an action to interpret an if-statement. It is
** called when the reader encounters the beginning of the statement body of
** an 'if', 'elif', or 'else' branch, i.e., *after* the condition is read.
**
** 'IntrIfEndBody' is an action to interpret an if-statement. It is called
** when the reader encounters the end of the statements body of an 'if',
** 'elif', or 'else' branch. <nr> is the number of statements in the body.
**
** 'IntrIfEnd' is an action to interpret an if-statement. It is called when
** the reader encounters the end of the statement. <nr> is the number of
** 'if', 'elif', or 'else' branches.
*/
extern void IntrIfBegin ( void );
extern void IntrIfElif ( void );
extern void IntrIfElse ( void );
extern void IntrIfBeginBody ( void );
extern void IntrIfEndBody (
UInt nr );
extern void IntrIfEnd (
UInt nr );
/****************************************************************************
**
*F IntrForBegin() . . . . . . . interpret for-statement, begin of statement
*F IntrForIn() . . . . . . . . . . . . . interpret for-statement, 'in'-read
*F IntrForBeginBody() . . . . . . . interpret for-statement, begin of body
*F IntrForEndBody(<nr>) . . . . . . . interpret for-statement, end of body
*F IntrForEnd() . . . . . . . . . interpret for-statement, end of statement
**
** 'IntrForBegin' is an action to interpret a for-statement. It is called
** when the reader encounters the 'for', i.e., *before* the variable is
** read.
**
** 'IntrForIn' is an action to interpret a for-statement. It is called when
** the reader encounters the 'in', i.e., *after* the variable is read, but
** *before* the list expression is read.
**
** 'IntrForBeginBody' is an action to interpret a for-statement. It is
** called when the reader encounters the beginning of the statement body,
** i.e., *after* the list expression is read.
**
** 'IntrForEndBody' is an action to interpret a for-statement. It is called
** when the reader encounters the end of the statement body. <nr> is the
** number of statements in the body.
**
** 'IntrForEnd' is an action to interpret a for-statement. It is called
** when the reader encounters the end of the statement, i.e., immediately
** after 'IntrForEndBody'.
**
** Since loops cannot be interpreted immediately, the interpreter calls the
** coder to create a procedure (with no arguments) and calls that.
*/
extern void IntrForBegin ( void );
extern void IntrForIn ( void );
extern void IntrForBeginBody ( void );
extern void IntrForEndBody (
UInt nr );
extern void IntrForEnd ( void );
/****************************************************************************
**
*F IntrWhileBegin() . . . . . interpret while-statement, begin of statement
*F IntrWhileBeginBody() . . . . . interpret while-statement, begin of body
*F IntrWhileEndBody(<nr>) . . . . . interpret while-statement, end of body
*F IntrWhileEnd() . . . . . . . interpret while-statement, end of statement
**
** 'IntrWhileBegin' is an action to interpret a while-statement. It is
** called when the reader encounters the 'while', i.e., *before* the
** condition is read.
**
** 'IntrWhileBeginBody' is an action to interpret a while-statement. It is
** called when the reader encounters the beginning of the statement body,
** i.e., *after* the condition is read.
**
** 'IntrWhileEndBody' is an action to interpret a while-statement. It is
** called when the reader encounters the end of the statement body. <nr> is
** the number of statements in the body.
**
** 'IntrWhileEnd' is an action to interpret a while-statement. It is called
** when the reader encounters the end of the statement, i.e., immediate
** after 'IntrWhileEndBody'.
**
** Since loops cannot be interpreted immediately, the interpreter calls the
** coder to create a procedure (with no arguments) and calls that.
*/
extern void IntrWhileBegin ( void );
extern void IntrWhileBeginBody ( void );
extern void IntrWhileEndBody (
UInt nr );
extern void IntrWhileEnd ( void );
/****************************************************************************
**
*F IntrRepeatBegin() . . . . interpret repeat-statement, begin of statement
*F IntrRepeatBeginBody() . . . . . interpret repeat-statement, begin of body
*F IntrRepeatEndBody(<nr>) . . . . . interpret repeat-statement, end of body
*F IntrRepeatEnd() . . . . . . interpret repeat-statement, end of statement
**
** 'IntrRepeatBegin" is an action to interpret a repeat-statement. It is
** called when the read encounters the 'repeat'.
**
** 'IntrRepeatBeginBody' is an action to interpret a repeat-statement. It
** is called when the reader encounters the beginning of the statement body,
** i.e., immediately after 'IntrRepeatBegin'.
**
** 'IntrRepeatEndBody' is an action to interpret a repeat-statement. It is
** called when the reader encounters the end of the statement body, i.e.,
** *before* the condition is read. <nr> is the number of statements in the
** body.
**
** 'IntrRepeatEnd' is an action to interpret a repeat-statement. It is
** called when the reader encounters the end of the statement, i.e., *after*
** the condition is read.
**
** Since loops cannot be interpreted immediately, the interpreter calls the
** coder to create a procedure (with no arguments) and calls that.
*/
extern void IntrRepeatBegin ( void );
extern void IntrRepeatBeginBody ( void );
extern void IntrRepeatEndBody (
UInt nr );
extern void IntrRepeatEnd ( void );
/****************************************************************************
**
*F IntrBreak() . . . . . . . . . . . . . . . . . . interpret break-statement
**
** 'IntrBreak' is the action to interpret a break-statement. It is called
** when the reader encounters a 'break;'.
**
** Break-statements are always coded (if they are not ignored), since they
** can only appear in loops.
*/
extern void IntrBreak ( void );
/****************************************************************************
**
*F IntrReturnObj() . . . . . . . . . . . . interpret return-value-statement
**
** 'IntrReturnObj' is the action to interpret a return-value-statement. It
** is called when the reader encounters a 'return <expr>;', but *after*
** reading the expression <expr>.
*/
extern void IntrReturnObj ( void );
/****************************************************************************
**
*F IntrReturnVoid() . . . . . . . . . . . . interpret return-void-statement
**
** 'IntrReturnVoid' is the action to interpret a return-void-statement. It
** is called when the reader encounters a 'return;'.
*/
extern void IntrReturnVoid ( void );
/****************************************************************************
**
*F IntrQuit() . . . . . . . . . . . . . . . . . . interpret quit-statement
**
** 'IntrQuit' is the action to interpret a quit-statement. It is called
** when the reader encounters a 'quit;'.
*/
extern void IntrQuit ( void );
/****************************************************************************
**
*F IntrQUIT() . . . . . . . . . . . . . . . . . . interpret QUIT-statement
**
** 'IntrQUIT' is the action to interpret a QUIT-statement. It is called
** when the reader encounters a 'QUIT;'.
*/
extern void IntrQUIT ( void );
/****************************************************************************
**
*F IntrOrL() . . . . . . . . . . interpret or-expression, left operand read
*F IntrOr() . . . . . . . . . . interpret or-expression, right operand read
**
** 'IntrOrL' is an action to interpret an or-expression. It is called when
** the reader encounters the 'or' keyword, i.e., *after* the left operand is
** read by *before* the right operand is read.
**
** 'IntrOr' is an action to interpret an or-expression. It is called when
** the reader encountered the end of the expression, i.e., *after* both
** operands are read.
*/
extern void IntrOrL ( void );
extern void IntrOr ( void );
/****************************************************************************
**
*F IntrAndL() . . . . . . . . . interpret and-expression, left operand read
*F IntrAnd() . . . . . . . . . interpret and-expression, right operand read
**
** 'IntrAndL' is an action to interpret an and-expression. It is called
** when the reader encounters the 'and' keyword, i.e., *after* the left
** operand is read by *before* the right operand is read.
**
** 'IntrAnd' is an action to interpret an and-expression. It is called when
** the reader encountered the end of the expression, i.e., *after* both
** operands are read.
*/
extern void IntrAndL ( void );
extern void IntrAnd ( void );
/****************************************************************************
**
*F IntrNot() . . . . . . . . . . . . . . . . . . . interpret not-expression
**
** 'IntrNot' is the action to interpret a not-expression. It is called when
** the reader encounters a not-expression, *after* the operand is read.
*/
extern void IntrNot ( void );
/****************************************************************************
**
*F IntrEq() . . . . . . . . . . . . . . . . . . . . interpret =-expression
*F IntrNe() . . . . . . . . . . . . . . . . . . . . interpret <>-expression
*F IntrLt() . . . . . . . . . . . . . . . . . . . . interpret <-expression
*F IntrGe() . . . . . . . . . . . . . . . . . . . . interpret >=-expression
*F IntrGt() . . . . . . . . . . . . . . . . . . . . interpret >-expression
*F IntrLe() . . . . . . . . . . . . . . . . . . . . interpret <=-expression
**
** 'IntrEq', 'IntrNe', 'IntrLt', 'IntrGe', 'IntrGt', and 'IntrLe' are the
** actions to interpret the respective operator expression. They are called
** by the reader *after* *both* operands are read.
*/
extern void IntrEq ( void );
extern void IntrNe ( void );
extern void IntrLt ( void );
extern void IntrGe ( void );
extern void IntrGt ( void );
extern void IntrLe ( void );
/****************************************************************************
**
*F IntrIn() . . . . . . . . . . . . . . . . . . . . interpret in-expression
**
** 'IntrIn' is the action to interpret an in-expression. It is called by
** the reader *after* *both* operands are read.
*/
extern void IntrIn ( void );
/****************************************************************************
**
*F IntrSum() . . . . . . . . . . . . . . . . . . . . interpret +-expression
*F IntrAInv() . . . . . . . . . . . . . . . . interpret unary --expression
*F IntrDiff() . . . . . . . . . . . . . . . . . . . interpret --expression
*F IntrProd() . . . . . . . . . . . . . . . . . . . interpret *-expression
*F IntrInv() . . . . . . . . . . . . . . . . . . . interpret ^-1-expression
*F IntrQuo() . . . . . . . . . . . . . . . . . . . . interpret /-expression
*F IntrMod() . . . . . . . . . . . . . . . . . . interpret mod-expression
*F IntrPow() . . . . . . . . . . . . . . . . . . . . interpret ^-expression
**
** 'IntrSum', 'IntrDiff', 'IntrProd', 'IntrQuo', 'IntrMod', and 'IntrPow'
** are the actions to interpret the respective operator expression. They
** are called by the reader *after* *both* operands are read.
*/
extern void IntrSum ( void );
extern void IntrAInv ( void );
extern void IntrDiff ( void );
extern void IntrProd ( void );
extern void IntrInv ( void );
extern void IntrQuo ( void );
extern void IntrMod ( void );
extern void IntrPow ( void );
/****************************************************************************
**
*F IntrIntExpr(<str>) . . . . . . . . interpret literal integer expression
**
** 'IntrIntExpr' is the action to interpret a literal integer expression.
** <str> is the integer as a (null terminated) C character string.
*/
extern void IntrIntExpr (
Char * str );
extern void IntrLongIntExpr (
Obj string );
/****************************************************************************
**
*F IntrFloatExpr(<str>) . . . . . . . . interpret literal float expression
**
** 'IntrFloatExpr' is the action to interpret a literal float expression.
** <str> is the float as a (null terminated) C character string.
*/
extern void IntrFloatExpr (
Char * str );
extern void IntrLongFloatExpr (
Obj string );
/****************************************************************************
**
*F IntrTrueExpr() . . . . . . . . . . . . interpret literal true expression
**
** 'IntrTrueExpr' is the action to interpret a literal true expression.
*/
extern void IntrTrueExpr ( void );
/****************************************************************************
**
*F IntrFalseExpr() . . . . . . . . . . . interpret literal false expression
**
** 'IntrFalseExpr' is the action to interpret a literal false expression.
*/
extern void IntrFalseExpr ( void );
/****************************************************************************
**
*F IntrCharExpr(<chr>) . . . . . . . interpret literal character expression
**
** 'IntrCharExpr' is the action to interpret a literal character expression.
** <chr> is the C character.
*/
extern void IntrCharExpr (
Char chr );
/****************************************************************************
**
*F IntrPermCycle(<nr>) . . . . . . interpret literal permutation expression
*F IntrPerm(<nr>) . . . . . . . . interpret literal permutation expression
*/
extern void IntrPermCycle (
UInt nrx,
UInt nrc );
extern void IntrPerm (
UInt nrc );
/****************************************************************************
**
*F IntrListExprBegin(<top>) . . . . . . . . . . interpret list expr, begin
*F IntrListExprBeginElm(<pos>) . . . . . interpret list expr, begin element
*F IntrListExprEndElm() . . . . . . . . . interpret list expr, end element
*F IntrListExprEnd(<nr>,<range>,<top>,<tilde>) . . interpret list expr, end
*/
extern void IntrListExprBegin (
UInt top );
extern void IntrListExprBeginElm (
UInt pos );
extern void IntrListExprEndElm ( void );
extern void IntrListExprEnd (
UInt nr,
UInt range,
UInt top,
UInt tilde );
/****************************************************************************
**
*F IntrStringExpr(<str>) . . . . . . . . interpret literal string expression
*/
extern void IntrStringExpr (
Obj string );
/****************************************************************************
**
*F IntrRecExprBegin(<top>) . . . . . . . . . . interpret record expr, begin
*F IntrRecExprBeginElmName(<rnam>) . . interpret record expr, begin element
*F IntrRecExprBeginElmExpr() . . . . . interpret record expr, begin element
*F IntrRecExprEndElmExpr() . . . . . . . interpret record expr, end element
*F IntrRecExprEnd(<nr>,<top>,<tilde>) . . . . . interpret record expr, end
*/
extern void IntrRecExprBegin (
UInt top );
extern void IntrRecExprBeginElmName (
UInt rnam );
extern void IntrRecExprBeginElmExpr ( void );
extern void IntrRecExprEndElm ( void );
extern void IntrRecExprEnd (
UInt nr,
UInt top,
UInt tilde );
/****************************************************************************
**
*F IntrAssLVar(<lvar>) . . . . . . . . . . . . interpret assignment to local
*/
extern void IntrAssLVar (
UInt lvar );
extern void IntrUnbLVar (
UInt lvar );
/****************************************************************************
**
*F IntrRefLVar(<lvar>) . . . . . . . . . . . . interpret reference to local
*/
extern void IntrRefLVar (
UInt lvar );
extern void IntrIsbLVar (
UInt lvar );
/****************************************************************************
**
*F IntrAssHVar(<hvar>) . . . . . . . . . . . interpret assignment to higher
*/
extern void IntrAssHVar (
UInt hvar );
extern void IntrUnbHVar (
UInt hvar );
/****************************************************************************
**
*F IntrRefHVar(<hvar>) . . . . . . . . . . . . interpret reference to higher
*/
extern void IntrRefHVar (
UInt hvar );
extern void IntrIsbHVar (
UInt hvar );
/****************************************************************************
**
*F IntrAssDVar(<dvar>) . . . . . . . . . . . . interpret assignment to debug
*/
extern void IntrAssDVar (
UInt dvar,
UInt depth );
extern void IntrUnbDVar (
UInt dvar,
UInt depth );
/****************************************************************************
**
*F IntrRefDVar(<dvar>) . . . . . . . . . . . . interpret reference to debug
*/
extern void IntrRefDVar (
UInt dvar,
UInt depth );
extern void IntrIsbDVar (
UInt dvar,
UInt depth );
/****************************************************************************
**
*F IntrAssGVar(<gvar>) . . . . . . . . . . . interpret assignment to global
*/
extern void IntrAssGVar (
UInt gvar );
extern void IntrUnbGVar (
UInt gvar );
/****************************************************************************
**
*F IntrRefGVar(<gvar>) . . . . . . . . . . . . interpret reference to global
*/
extern void IntrRefGVar (
UInt gvar );
extern void IntrIsbGVar (
UInt gvar );
/****************************************************************************
**
*F IntrAssList() . . . . . . . . . . . . . . interpret assignment to a list
*F IntrAsssList() . . . . . . . . . interpret multiple assignment to a list
*F IntrAssListLevel(<level>) . . . . . interpret assignment to several lists
*F IntrAsssListLevel(<level>) . . intr multiple assignment to several lists
*/
extern void IntrAssList ( void );
extern void IntrAsssList ( void );
extern void IntrAssListLevel (
UInt level );
extern void IntrAsssListLevel (
UInt level );
extern void IntrUnbList ( void );
/****************************************************************************
**
*F IntrElmList() . . . . . . . . . . . . . . . interpret selection of a list
*F IntrElmsList() . . . . . . . . . interpret multiple selection of a list
*F IntrElmListLevel(<level>) . . . . . interpret selection of several lists
*F IntrElmsListLevel(<level>) . . intr multiple selection of several lists
*/
extern void IntrElmList ( void );
extern void IntrElmsList ( void );
extern void IntrElmListLevel (
UInt level );
extern void IntrElmsListLevel (
UInt level );
extern void IntrIsbList ( void );
/****************************************************************************
**
*F IntrAssRecName(<rnam>) . . . . . . . . interpret assignment to a record
*F IntrAssRecExpr() . . . . . . . . . . . interpret assignment to a record
*/
extern void IntrAssRecName (
UInt rnam );
extern void IntrAssRecExpr ( void );
extern void IntrUnbRecName (
UInt rnam );
extern void IntrUnbRecExpr ( void );
/****************************************************************************
**
*F IntrElmRecName(<rnam>) . . . . . . . . . interpret selection of a record
*F IntrElmRecExpr() . . . . . . . . . . . . interpret selection of a record
*/
extern void IntrElmRecName (
UInt rnam );
extern void IntrElmRecExpr ( void );
extern void IntrIsbRecName (
UInt rnam );
extern void IntrIsbRecExpr ( void );
/****************************************************************************
**
*F IntrAssPosObj() . . . . . . . . . . . . . . interpret assignment to a list
*F IntrAsssPosObj() . . . . . . . . . interpret multiple assignment to a list
*F IntrAssPosObjLevel(<level>) . . . . . interpret assignment to several lists
*F IntrAsssPosObjLevel(<level>) . . intr multiple assignment to several lists
*/
extern void IntrAssPosObj ( void );
extern void IntrAsssPosObj ( void );
extern void IntrAssPosObjLevel (
UInt level );
extern void IntrAsssPosObjLevel (
UInt level );
extern void IntrUnbPosObj ( void );
/****************************************************************************
**
*F IntrElmPosObj() . . . . . . . . . . . . . . . interpret selection of a list
*F IntrElmsPosObj() . . . . . . . . . interpret multiple selection of a list
*F IntrElmPosObjLevel(<level>) . . . . . interpret selection of several lists
*F IntrElmsPosObjLevel(<level>) . . intr multiple selection of several lists
*/
extern void IntrElmPosObj ( void );
extern void IntrElmsPosObj ( void );
extern void IntrElmPosObjLevel (
UInt level );
extern void IntrElmsPosObjLevel (
UInt level );
extern void IntrIsbPosObj ( void );
/****************************************************************************
**
*F IntrAssComObjName(<rnam>) . . . . . . . . interpret assignment to a record
*F IntrAssComObjExpr() . . . . . . . . . . . interpret assignment to a record
*/
extern void IntrAssComObjName (
UInt rnam );
extern void IntrAssComObjExpr ( void );
extern void IntrUnbComObjName (
UInt rnam );
extern void IntrUnbComObjExpr ( void );
/****************************************************************************
**
*F IntrElmComObjName(<rnam>) . . . . . . . . . interpret selection of a record
*F IntrElmComObjExpr() . . . . . . . . . . . . interpret selection of a record
*/
extern void IntrElmComObjName (
UInt rnam );
extern void IntrElmComObjExpr ( void );
extern void IntrIsbComObjName (
UInt rnam );
extern void IntrIsbComObjExpr ( void );
/****************************************************************************
**
*F IntrEmpty() . . . . . . . . . . . . . Interpret an empty statement body
**
*/
extern void IntrEmpty ( void );
/****************************************************************************
**
*F IntrInfoBegin() . . . . . . . . . start interpretation of Info statement
*F IntrInfoMiddle() . . . . . . shift to interpreting printable arguments
*F IntrInfoEnd( <narg> ) . . Info statement complete, <narg> things to print
*V InfoDecision . . . . . . . . . . . fopy of the InfoDecision GAP function
*V InfoDoPrint . . . . . . . . . . . fopy of the InfoDoPrint GAP function
*/
extern void IntrInfoBegin ( void );
extern void IntrInfoMiddle( void );
extern void IntrInfoEnd (
UInt narg );
extern Obj InfoDecision;
extern Obj InfoDoPrint;
/****************************************************************************
**
*F IntrAssertBegin() . . . . . . . start interpretation of Assert statement
*F IntrAsseerAfterLevel() . . called after the first argument has been read
**
** At this stage, we can decide whether to evaluate the second argument --
** the check in question
**
*F IntrAssertAfterCondition() called after the second argument has been read
**
** At this point we know whether there is an assertion failure. We still need
** to read the third argument if any, to decide what to do about it One of:
**
*F IntrAssertEnd2Args() . . . . called after reading the closing parenthesis
*F IntrAssertEnd3Args() . . . . called after reading the closing parenthesis
**
*V CurrentAssertionLevel . . . . . . . . . . . . . . . . copy of GAP variable
*/
extern void IntrAssertBegin ( void );
extern void IntrAssertAfterLevel ( void );
extern void IntrAssertAfterCondition ( void );
extern void IntrAssertEnd2Args ( void );
extern void IntrAssertEnd3Args ( void );
extern Obj CurrentAssertionLevel;
/****************************************************************************
**
*F IntrSaveWSBegin() . . . . . . . . . . . . . Start interpeting a save WS
**
*F IntrSaveWSEnd() . . . . . . . . . . . . . . Actually save the workspace
**
** 'IntrSaveWSBegin' is called when the reader starts reading a
** SaveWorkspace command.
*/
extern void IntrSaveWSBegin ( void );
extern void IntrSaveWSEnd ( void );
/****************************************************************************
*F IntrContinue() . . . . . . . . . . . . . . . interpret continue-statement
*/
extern void IntrContinue ( void );
/****************************************************************************
*F PushVoidObj() . . . . . . . . . . . . . . push void value onto the stack
*/
extern void PushVoidObj ( void );
/****************************************************************************
**
*F * * * * * * * * * * * * * initialize package * * * * * * * * * * * * * * *
*/
/****************************************************************************
**
*F InitInfoIntrprtr() . . . . . . . . . . . . . . . table of init functions
*/
StructInitInfo * InitInfoIntrprtr ( void );
#endif // GAP_INTRPRTR_H
/****************************************************************************
**
*E intrprtr.h . . . . . . . . . . . . . . . . . . . . . . . . . . ends here
*/
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