/* redcheck.c: Test program to call the cdd library cddlib written by Komei Fukuda, fukuda@ifor.math.ethz.ch Version 0.94, April 4, 2005 Standard ftp site: ftp.ifor.math.ethz.ch, Directory: pub/fukuda/cdd */ /* This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include "setoper.h" #include "cdd.h" #include <stdio.h> #include <stdlib.h> #include <time.h> #include <math.h> #include <string.h> dd_boolean SetInputFile(FILE **f, dd_DataFileType fname) { dd_boolean success=dd_FALSE; success=dd_FALSE; if ( ( *f = fopen(fname, "r") )!= NULL) { printf("input file %s is open\n", fname); success=dd_TRUE; } else{ printf("The input file %s not found\n",fname); } return success; } dd_boolean SetWriteFile(FILE **f, dd_DataFileType fname) { dd_boolean success=dd_FALSE; if ( (*f = fopen(fname, "w")) != NULL){ printf("output file %s is open\n",fname); success=dd_TRUE; } else{ printf("The output file %s cannot be opened\n",fname); } return success; } int main(int argc, char *argv[]) { dd_MatrixPtr M=NULL; dd_rowrange i,m; dd_ErrorType err=dd_NoError; dd_rowindex newpos; dd_rowset impl_linset,redset; time_t starttime, endtime; dd_DataFileType inputfile; FILE *reading=NULL; dd_set_global_constants(); /* First, this must be called. */ if (argc>1) strcpy(inputfile,argv[1]); if (argc<=1 || !SetInputFile(&reading,argv[1])){ dd_WriteProgramDescription(stdout); fprintf(stdout,"\ncddlib test program to check redundancy of an H/V-representation.\n"); dd_SetInputFile(&reading,inputfile, &err); } if (err==dd_NoError) { M=dd_PolyFile2Matrix(reading, &err); } else { fprintf(stderr,"Input file not found\n"); goto _L99; } if (err!=dd_NoError) goto _L99; m=M->rowsize; fprintf(stdout, "Canonicalize the matrix.\n"); time(&starttime); dd_MatrixCanonicalize(&M, &impl_linset, &redset, &newpos, &err); time(&endtime); if (err!=dd_NoError) goto _L99; fprintf(stdout, "Implicit linearity rows are:"); set_fwrite(stdout, impl_linset); fprintf(stdout, "\nRedundant rows are:"); set_fwrite(stdout, redset); fprintf(stdout, "\n"); fprintf(stdout, "Nonredundant representation:\n"); fprintf(stdout, "The new row positions are as follows (orig:new).\nEach redundant row has the new number 0.\nEach deleted duplicated row has a number nagative of the row that\nrepresents its equivalence class.\n"); for (i=1; i<=m; i++){ fprintf(stdout, " %ld:%ld",i, newpos[i]); } fprintf(stdout, "\n"); dd_WriteMatrix(stdout, M); dd_WriteTimes(stdout,starttime,endtime); set_free(redset); set_free(impl_linset); dd_FreeMatrix(M); free(newpos); _L99:; if (err!=dd_NoError) dd_WriteErrorMessages(stderr,err); return 0; } /* end of redcheck.c */