/usr/include/gap/opers.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 opers.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 filters, operations, attributes,
** and properties package.
*/
#ifndef GAP_OPERS_H
#define GAP_OPERS_H
/****************************************************************************
**
*V TRY_NEXT_METHOD . . . . . . . . . . . . . . . . . `TRY_NEXT_MESSAGE' flag
*/
extern Obj TRY_NEXT_METHOD;
/****************************************************************************
**
*F IS_OPERATION( <obj> ) . . . . . . . . . . check if object is an operation
*/
#define IS_OPERATION(func) \
(TNUM_OBJ(func) == T_FUNCTION && SIZE_OBJ(func) == SIZE_OPER )
/****************************************************************************
**
*F FLAG1_FILT( <oper> ) . . . . . . . . . . flag 1 list of an `and' filter
*/
#define FLAG1_FILT(oper) (* (ADDR_OBJ(oper) +16 ) )
/****************************************************************************
**
*F FLAG2_FILT( <oper> ) . . . . . . . . . . flag 2 list of an `and' filter
*/
#define FLAG2_FILT(oper) (* (ADDR_OBJ(oper) +17 ) )
/****************************************************************************
**
*F FLAGS_FILT( <oper> ) . . . . . . . . . . . . . . . . . flags of a filter
*/
#define FLAGS_FILT(oper) (* (ADDR_OBJ(oper) +18 ) )
/****************************************************************************
**
*F SETTER_FILT( <oper> ) . . . . . . . . . . . . . . . . setter of a filter
*/
#define SETTR_FILT(oper) (* (ADDR_OBJ(oper) +19 ) )
/****************************************************************************
**
*F TESTR_FILT( <oper> ) . . . . . . . . . . . . . . . . tester of a filter
*/
#define TESTR_FILT(oper) (* (ADDR_OBJ(oper) +20 ) )
/****************************************************************************
**
*F METHS_OPER( <oper> ) . . . . . . . . . . . . method list of an operation
*/
#define METHS_OPER(oper,i) (* (ADDR_OBJ(oper) +21+ (i)) )
/****************************************************************************
**
*F CACHE_OPER( <oper> ) . . . . . . . . . . . . . . . cache of an operation
*/
#define CACHE_OPER(oper,i) (* (ADDR_OBJ(oper) +29+ (i)) )
/****************************************************************************
**
*F ENABLED_ATTR( <oper> ) . . . . true if the operation is an attribute and
** storing is enabled (default) else false
*/
#define ENABLED_ATTR(oper) ((UInt)(ADDR_OBJ(oper)[37]))
/****************************************************************************
**
*F SET_ENABLED_ATTR( <oper>, <new> ) . set a new value that records whether
** storing is enabled for an operation
*/
#define SET_ENABLED_ATTR(oper, new) ((ADDR_OBJ(oper)[37]) = (Obj)(new))
/****************************************************************************
**
*V SIZE_OPER . . . . . . . . . . . . . . . . . . . . . size of an operation
*/
#define SIZE_OPER (38*sizeof(Bag))
/****************************************************************************
**
*F * * * * * * * * * * * * internal flags functions * * * * * * * * * * * * *
*/
/****************************************************************************
**
*F NEW_FLAGS( <flags>, <size> ) . . . . . . . . . . . . . . new flags list
*/
#define NEW_FLAGS( flags, size ) \
( flags = NewBag( T_FLAGS, SIZE_PLEN_FLAGS(size) ) )
/****************************************************************************
**
*F SIZE_PLEN_FLAGS( <plen> ) . . size for a flags list with physical length
*/
#define SIZE_PLEN_FLAGS(plen) \
(4*sizeof(Obj)+((plen)+BIPEB-1)/BIPEB*sizeof(Obj))
/****************************************************************************
**
*F TRUES_FLAGS( <flags> ) . . . . . . . . . . list of trues of a flags list
**
** returns the list of trues of <flags> or 0 if the list is not known yet.
*/
#define TRUES_FLAGS(flags) (ADDR_OBJ(flags)[0])
/****************************************************************************
**
*F SET_TRUES_FLAGS( <flags>, <trues> ) . set number of trues of a flags list
*/
#define SET_TRUES_FLAGS(flags,trues) (ADDR_OBJ(flags)[0] = trues)
/****************************************************************************
**
*F HASH_FLAGS( <flags> ) . . . . . . . . . . . . hash value of <flags> or 0
*/
#define HASH_FLAGS(flags) (ADDR_OBJ(flags)[1])
/****************************************************************************
**
*F SET_HASH_FLAGS( <flags>, <hash> ) . . . . . . . . . . . . . . . set hash
*/
#define SET_HASH_FLAGS(flags,hash) (ADDR_OBJ(flags)[1] = hash)
/****************************************************************************
**
*F LEN_FLAGS( <flags> ) . . . . . . . . . . . . . . length of a flags list
*/
#define LEN_FLAGS(list) (INT_INTOBJ(ADDR_OBJ(list)[2]))
/****************************************************************************
**
*F SET_LEN_FLAGS( <flags>, <len> ) . . . . . set the length of a flags list
*/
#define SET_LEN_FLAGS(flags,len) (ADDR_OBJ(flags)[2]=INTOBJ_INT(len))
/****************************************************************************
**
*F AND_CACHE_FLAGS( <flags> ) . . . . . . . . . `and' cache of a flags list
*/
#define AND_CACHE_FLAGS(list) (ADDR_OBJ(list)[3])
/****************************************************************************
**
*F SET_AND_CACHE_FLAGS( <flags>, <len> ) set the `and' cache of a flags list
*/
#define SET_AND_CACHE_FLAGS(flags,andc) (ADDR_OBJ(flags)[3]=(andc))
/****************************************************************************
**
*F NRB_FLAGS( <flags> ) . . . . . . number of basic blocks of a flags lits
*/
#define NRB_FLAGS(flags) ((LEN_FLAGS(flags)+BIPEB-1)/BIPEB)
/****************************************************************************
**
*F BLOCKS_FLAGS( <flags> ) . . . . . . . . . . . . data area of a flags list
*/
#define BLOCKS_FLAGS(flags) ((UInt*)(ADDR_OBJ(flags)+4))
/****************************************************************************
**
*F BLOCK_ELM_FLAGS( <list>, <pos> ) . . . . . . . . block of a flags list
**
** 'BLOCK_ELM_FLAGS' return the block containing the <pos>-th element of the
** flags list <list> as a UInt value, which is also a valid left hand side.
** <pos> must be a positive integer less than or equal to the length of
** <list>.
**
** Note that 'BLOCK_ELM_FLAGS' is a macro, so do not call it with arguments
** that have sideeffects.
*/
#define BLOCK_ELM_FLAGS(list, pos) (BLOCKS_FLAGS(list)[((pos)-1)/BIPEB])
/****************************************************************************
**
*F MASK_POS_FLAGS( <pos> ) . . . . . bit mask for position of a flags list
**
** MASK_POS_FLAGS(<pos>) returns a UInt with a single set bit in position
** (pos-1) % BIPEB, useful for accessing the pos'th element of a FLAGS
**
** Note that 'MASK_POS_FLAGS' is a macro, so do not call it with arguments
** that have sideeffects.
*/
#define MASK_POS_FLAGS(pos) (((UInt) 1)<<((pos)-1)%BIPEB)
/****************************************************************************
**
*F ELM_FLAGS( <list>, <pos> ) . . . . . . . . . . . element of a flags list
**
** 'ELM_FLAGS' return the <pos>-th element of the flags list <list>, which
** is either 'true' or 'false'. <pos> must be a positive integer less than
** or equal to the length of <hdList>.
**
** Note that 'ELM_FLAGS' is a macro, so do not call it with arguments that
** have sideeffects.
*/
#define ELM_FLAGS(list,pos) \
((BLOCK_ELM_FLAGS(list,pos) & MASK_POS_FLAGS(pos)) ? True : False)
/****************************************************************************
**
*F SET_ELM_FLAGS( <list>, <pos>, <val> ) . . set an element of a flags list
**
** 'SET_ELM_FLAGS' sets the element at position <pos> in the flags list
** <list> to the value <val>. <pos> must be a positive integer less than or
** equal to the length of <hdList>. <val> must be either 'true' or 'false'.
**
** Note that 'SET_ELM_FLAGS' is a macro, so do not call it with arguments
** that have sideeffects.
*/
#define SET_ELM_FLAGS(list,pos,val) \
((val) == True ? \
(BLOCK_ELM_FLAGS(list, pos) |= MASK_POS_FLAGS(pos)) : \
(BLOCK_ELM_FLAGS(list, pos) &= ~MASK_POS_FLAGS(pos)))
/****************************************************************************
**
*F FuncIS_SUBSET_FLAGS( <self>, <flags1>, <flags2> ) . . . . . . subset test
*/
extern Obj FuncIS_SUBSET_FLAGS( Obj self, Obj flags1, Obj flags2 );
/****************************************************************************
**
*F * * * * * * * * * * * internal filter functions * * * * * * * * * * * * *
*/
/****************************************************************************
**
*V CountFlags . . . . . . . . . . . . . . . . . . . . next free flag number
*/
extern Int CountFlags;
/****************************************************************************
**
*V SET_FILTER_OBJ . . . . . . . . . . . . library function to set a filter
*/
extern Obj SET_FILTER_OBJ;
/****************************************************************************
**
*V RESET_FILTER_OBJ . . . . . . . . . . library function to reset a filter
*/
extern Obj RESET_FILTER_OBJ;
/****************************************************************************
**
*F SetterFilter( <oper> ) . . . . . . . . . . . . . . . setter of a filter
*/
extern Obj SetterFilter (
Obj oper );
/****************************************************************************
**
*F SetterAndFilter( <getter> ) . . . . . . setter of a concatenated filter
*/
extern Obj DoSetAndFilter (
Obj self,
Obj obj,
Obj val );
extern Obj SetterAndFilter (
Obj getter );
/****************************************************************************
**
*F TesterFilter( <oper> ) . . . . . . . . . . . . . . . tester of a filter
*/
extern Obj TesterFilter (
Obj oper );
/****************************************************************************
**
*F TestAndFilter( <getter> ) . . . . . . . .tester of a concatenated filter
*/
extern Obj DoTestAndFilter (
Obj self,
Obj obj );
extern Obj TesterAndFilter (
Obj getter );
/****************************************************************************
**
*F NewFilter( <name>, <narg>, <nams>, <hdlr> ) . . . . . make a new filter
*/
extern Obj DoTestFilter (
Obj self,
Obj obj );
extern Obj NewTesterFilter (
Obj getter );
extern Obj DoSetFilter (
Obj self,
Obj obj,
Obj val );
extern Obj NewSetterFilter (
Obj getter );
extern Obj DoFilter (
Obj self,
Obj obj );
extern Obj NewFilter (
Obj name,
Int narg,
Obj nams,
ObjFunc hdlr );
extern Obj DoTestAttribute( Obj self, Obj obj);
/****************************************************************************
**
*F NewFilterC( <name>, <narg>, <nams>, <hdlr> ) . . . . . make a new filter
*/
extern Obj NewFilterC (
const Char * name,
Int narg,
const Char * nams,
ObjFunc hdlr );
/****************************************************************************
**
*F NewAndFilter( <filt1>, <filt2> ) . . . . . make a new concatenated filter
*/
extern Obj DoAndFilter (
Obj self,
Obj obj );
extern Obj NewAndFilter (
Obj oper1,
Obj oper2 );
/****************************************************************************
**
*V ReturnTrueFilter . . . . . . . . . . . . . . . . the return 'true' filter
*/
extern Obj ReturnTrueFilter;
/****************************************************************************
**
*F * * * * * * * * * * internal operation functions * * * * * * * * * * * *
*/
/****************************************************************************
**
*F NewOperation( <name> ) . . . . . . . . . . . . . . make a new operation
*/
extern Obj DoOperation0Args (
Obj oper );
extern Obj DoOperation1Args (
Obj oper,
Obj arg1 );
extern Obj DoOperation2Args (
Obj oper,
Obj arg1,
Obj arg2 );
extern Obj DoOperation3Args (
Obj oper,
Obj arg1,
Obj arg2,
Obj arg3 );
extern Obj DoOperation4Args (
Obj oper,
Obj arg1,
Obj arg2,
Obj arg3,
Obj arg4 );
extern Obj DoOperation5Args (
Obj oper,
Obj arg1,
Obj arg2,
Obj arg3,
Obj arg4,
Obj arg5 );
extern Obj DoOperation6Args (
Obj oper,
Obj arg1,
Obj arg2,
Obj arg3,
Obj arg4,
Obj arg5,
Obj arg6 );
extern Obj DoOperationXArgs (
Obj self,
Obj args );
extern Obj DoVerboseOperation0Args (
Obj oper );
extern Obj DoVerboseOperation1Args (
Obj oper,
Obj arg1 );
extern Obj DoVerboseOperation2Args (
Obj oper,
Obj arg1,
Obj arg2 );
extern Obj DoVerboseOperation3Args (
Obj oper,
Obj arg1,
Obj arg2,
Obj arg3 );
extern Obj DoVerboseOperation4Args (
Obj oper,
Obj arg1,
Obj arg2,
Obj arg3,
Obj arg4 );
extern Obj DoVerboseOperation5Args (
Obj oper,
Obj arg1,
Obj arg2,
Obj arg3,
Obj arg4,
Obj arg5 );
extern Obj DoVerboseOperation6Args (
Obj oper,
Obj arg1,
Obj arg2,
Obj arg3,
Obj arg4,
Obj arg5,
Obj arg6 );
extern Obj DoVerboseOperationXArgs (
Obj self,
Obj args );
extern Obj NewOperation (
Obj name,
Int narg,
Obj nams,
ObjFunc hdlr );
extern Obj NewOperationC (
const Char * name,
Int narg,
const Char * nams,
ObjFunc hdlr );
/****************************************************************************
**
*F NewAttribute( <name> ) . . . . . . . . . . . . . . make a new attribute
*/
extern Obj DoAttribute (
Obj self,
Obj obj );
extern Obj DoVerboseAttribute (
Obj self,
Obj obj );
extern Obj NewAttribute (
Obj name,
Int narg,
Obj nams,
ObjFunc hdlr );
extern Obj NewAttributeC (
const Char * name,
Int narg,
const Char * nams,
ObjFunc hdlr );
/****************************************************************************
**
*F NewProperty( <name> ) . . . . . . . . . . . . . . . . make a new property
*/
extern Obj DoProperty (
Obj self,
Obj obj );
extern Obj NewProperty (
Obj name,
Int narg,
Obj nams,
ObjFunc hdlr );
extern Obj NewPropertyC (
const Char * name,
Int narg,
const Char * nams,
ObjFunc hdlr );
/****************************************************************************
**
*F InstallMethodArgs( <oper>, <func> ) . . . . . . . . . . . clone function
**
** There is a problem with uncompleted functions: if they are cloned then
** only the orignal and not the clone will be completed. Therefore the
** clone must postpone the real cloning.
*/
extern void InstallMethodArgs (
Obj oper,
Obj func );
/****************************************************************************
**
*F ChangeDoOperations( <oper>, <verb> )
*/
extern void ChangeDoOperations (
Obj oper,
Int verb );
/****************************************************************************
**
*F SaveOperationExtras( <oper> ) . . . additional savng for functions which
** are operations
**
** This is called by SaveFunction when the function bag is too large to be
** a simple function, and so must be an operation
**
*/
extern void SaveOperationExtras( Obj oper );
/****************************************************************************
**
*F LoadOperationExtras( <oper> ) . . additional loading for functions which
** are operations
**
** This is called by LoadFunction when the function bag is too large to be
** a simple function, and so must be an operation
**
*/
extern void LoadOperationExtras( Obj oper );
/****************************************************************************
**
*F * * * * * * * * * * * * * initialize package * * * * * * * * * * * * * * *
*/
/****************************************************************************
**
*F InitInfoOpers() . . . . . . . . . . . . . . . . . table of init functions
*/
StructInitInfo * InitInfoOpers ( void );
#endif // GAP_OPERS_H
/****************************************************************************
**
*E opers.h . . . . . . . . . . . . . . . . . . . . . . . . . . . . ends here
*/
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