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CREATEABLUNARYEXPR(3) ABL FUNCTIONS CREATEABLUNARYEXPR(3) NAME createablunaryexpr - creates an unary operator expression. SYNOPSIS #include "abl101.h" chain_list *createablunaryexpr( Oper, Expr ) long Oper; chain_list *Expr; PARAMETERS Oper The unary operator number. Expr Expression. DESCRIPTION createablunaryexpr creates the unary operator expression Operator Expr. createablbinexpr combines eventualy the operator of Expr with Operator. The expression pointer Expr MUSTN'T be used after the call to this function. RETURN VALUE createablunaryexpr returns a pointer to the new operator expression. ERRORS "ablcreate: bad operator xx !", Operator must be defined and must be a unary operator. EXAMPLE #include "abl101.h" chain_list *ExprA; chain_list *ExprB; chain_list *ExprAorB; chain_list *ExprAnorB; ExprA = createablatom( "a" ); ExprB = createablatom( "b" ); ExprAorB = createablbinexpr( ABL_OR, ExprA, ExprB ); ExprAnorB = createablunaryexpr( ABL_NOT, ExprAorB ); SEE ALSO abl(1) createablatom(3), createabloper(3), createablnotexpr(3), create- ablbinexpr(3), createablxorbinexpr(3), addablhexpr(3), addablqexpr(3). ASIM/LIP6 October 1, 1997 CREATEABLUNARYEXPR(3)
NAME | SYNOPSIS | PARAMETERS | DESCRIPTION | RETURN VALUE | ERRORS | EXAMPLE | SEE ALSO
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