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//------------------------------------------------------------------------------
// GB_mx_xsame: check if two arrays are equal (ignoring zombies)
//------------------------------------------------------------------------------
// SuiteSparse:GraphBLAS, Timothy A. Davis, (c) 2017-2022, All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
//------------------------------------------------------------------------------
#include "GB_mex.h"
bool GB_mx_xsame // true if arrays X and Y are the same (ignoring zombies)
(
char *X, bool X_iso,
char *Y, bool Y_iso,
int8_t *Xb, // bitmap of X and Y (NULL if no bitmap)
int64_t len, // length of X and Y
size_t s, // size of each entry of X and Y
int64_t *I // row indices (for zombies), same length as X and Y
)
{
if (X == Y) return (true) ;
if (X == NULL) return (false) ;
if (Y == NULL) return (false) ;
for (int64_t i = 0 ; i < len ; i++)
{
if (Xb != NULL && Xb [i] == 0)
{
// ignore X [i] and Y [i] if they are not in the bitmap
continue ;
}
// check X [i] and Y [i], but ignore zombies
if (I == NULL || I [i] >= 0)
{
if (!GB_mx_same (X+(X_iso ? 0:(i*s)), Y+(Y_iso ? 0:(i*s)), s))
{
return (false) ;
}
}
}
return (true) ;
}
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