/* colamd.h */

/* Written by Andrew Makhorin <mao@gnu.org>. */

#ifndef COLAMD_H

#define COLAMD_H

#define _GLPSTD_STDIO

#include "glpenv.h"

#define COLAMD_DATE "Nov 1, 2007"

#define COLAMD_VERSION_CODE(main, sub) ((main) * 1000 + (sub))

#define COLAMD_MAIN_VERSION 2

#define COLAMD_SUB_VERSION 7

#define COLAMD_SUBSUB_VERSION 1

#define COLAMD_VERSION \

        COLAMD_VERSION_CODE(COLAMD_MAIN_VERSION, COLAMD_SUB_VERSION)

#define COLAMD_KNOBS 20

#define COLAMD_STATS 20

#define COLAMD_DENSE_ROW 0

#define COLAMD_DENSE_COL 1

#define COLAMD_AGGRESSIVE 2

#define COLAMD_DEFRAG_COUNT 2

#define COLAMD_STATUS 3

#define COLAMD_INFO1 4

#define COLAMD_INFO2 5

#define COLAMD_INFO3 6

#define COLAMD_OK                            (0)

#define COLAMD_OK_BUT_JUMBLED                (1)

#define COLAMD_ERROR_A_not_present           (-1)

#define COLAMD_ERROR_p_not_present           (-2)

#define COLAMD_ERROR_nrow_negative           (-3)

#define COLAMD_ERROR_ncol_negative           (-4)

#define COLAMD_ERROR_nnz_negative            (-5)

#define COLAMD_ERROR_p0_nonzero              (-6)

#define COLAMD_ERROR_A_too_small             (-7)

#define COLAMD_ERROR_col_length_negative     (-8)

#define COLAMD_ERROR_row_index_out_of_bounds (-9)

#define COLAMD_ERROR_out_of_memory           (-10)

#define COLAMD_ERROR_internal_error          (-999)

#define colamd_recommended _glp_colamd_recommended

size_t colamd_recommended(int nnz, int n_row, int n_col);

#define colamd_set_defaults _glp_colamd_set_defaults

void colamd_set_defaults(double knobs [COLAMD_KNOBS]);

#define colamd _glp_colamd

int colamd(int n_row, int n_col, int Alen, int A[], int p[],

      double knobs[COLAMD_KNOBS], int stats[COLAMD_STATS]);

#define symamd _glp_symamd

int symamd(int n, int A[], int p[], int perm[],

      double knobs[COLAMD_KNOBS], int stats[COLAMD_STATS],

      void *(*allocate)(size_t, size_t), void(*release)(void *));

#define colamd_report _glp_colamd_report

void colamd_report(int stats[COLAMD_STATS]);

#define symamd_report _glp_symamd_report

void symamd_report(int stats[COLAMD_STATS]);

#define colamd_printf xprintf

#endif

/* eof */