//------------------------------------------------------------------------------
// GB_unop.h: definitions for unary operators
//------------------------------------------------------------------------------

// SuiteSparse:GraphBLAS, Timothy A. Davis, (c) 2017-2025, All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0

//------------------------------------------------------------------------------

#ifndef GB_UNOP_H
#define GB_UNOP_H

GrB_Info GB_unop_new
(
    GrB_UnaryOp op,                 // new unary operator
    GxB_unary_function function,    // unary function (may be NULL)
    GrB_Type ztype,                 // type of output z
    GrB_Type xtype,                 // type of input x
    const char *unop_name,          // name of the user function
    const char *unop_defn,          // definition of the user function
    const GB_Opcode opcode,         // opcode for the function
    int header_arena
) ;

GB_Operator GB_unop_identity    // return IDENTITY operator, or NULL on error
(
    GrB_Type type,              // operator type
    GrB_UnaryOp op              // header for IDENTITY_UDT operator
) ;

GrB_UnaryOp GB_unop_one (GB_Type_code xcode) ;

#endif

