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//------------------------------------------------------------------------------
// GB_UnaryOp_check: check and print a unary operator
//------------------------------------------------------------------------------
// SuiteSparse:GraphBLAS, Timothy A. Davis, (c) 2017-2022, All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
//------------------------------------------------------------------------------
#include "GB.h"
GB_PUBLIC
GrB_Info GB_UnaryOp_check // check a GraphBLAS unary operator
(
const GrB_UnaryOp op, // GraphBLAS operator to print and check
const char *name, // name of the operator
int pr, // print level
FILE *f // file for output
)
{
//--------------------------------------------------------------------------
// check inputs
//--------------------------------------------------------------------------
GBPR0 ("\n GraphBLAS UnaryOp: %s ", ((name != NULL) ? name : "")) ;
if (op == NULL)
{
GBPR0 ("NULL\n") ;
return (GrB_NULL_POINTER) ;
}
//--------------------------------------------------------------------------
// check object
//--------------------------------------------------------------------------
GB_CHECK_MAGIC (op) ;
GB_Opcode opcode = op->opcode ;
if (!GB_IS_UNARYOP_CODE (opcode))
{
GBPR0 (" UnaryOp has an invalid opcode\n") ;
return (GrB_INVALID_OBJECT) ;
}
if (opcode == GB_USER_unop_code)
{
GBPR0 ("(user-defined) ") ;
}
else
{
GBPR0 ("(built-in) ") ;
}
GBPR0 ("z=%s(x)\n", op->name) ;
bool op_is_positional = GB_OPCODE_IS_POSITIONAL (opcode) ;
bool op_is_one = (opcode == GB_ONE_unop_code) ;
if (!op_is_positional && op->unop_function == NULL)
{
GBPR0 (" UnaryOp has a NULL function pointer\n") ;
return (GrB_INVALID_OBJECT) ;
}
GrB_Info info ;
info = GB_Type_check (op->ztype, "ztype", pr, f) ;
if (info != GrB_SUCCESS)
{
GBPR0 (" UnaryOp has an invalid ztype\n") ;
return (GrB_INVALID_OBJECT) ;
}
if (!op_is_positional && !op_is_one)
{
info = GB_Type_check (op->xtype, "xtype", pr, f) ;
if (info != GrB_SUCCESS)
{
GBPR0 (" UnaryOp has an invalid xtype\n") ;
return (GrB_INVALID_OBJECT) ;
}
}
if (op->defn != NULL)
{
GBPR0 ("%s\n", op->defn) ;
}
return (GrB_SUCCESS) ;
}
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