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/* Copyright (C) 2006 Imperial College London and others.
Please see the AUTHORS file in the main source directory for a full list
of copyright holders.
Prof. C Pain
Applied Modelling and Computation Group
Department of Earth Science and Engineering
Imperial College London
amcgsoftware@imperial.ac.uk
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation,
version 2.1 of the License.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
USA
*/
#include "fmangle.h"
#include "Usage.h"
#ifdef HAVE_MPI
#include <mpi.h>
#endif
extern "C" {
#define supermesh_difference_fc F77_FUNC(supermesh_difference, SUPERMESH_DIFFERENCE)
void supermesh_difference_fc(const char*, int*, const char*, int*, const char*, int*);
}
#ifdef _AIX
#include <unistd.h>
#else
#include <getopt.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <map>
#include <string>
#include <iostream>
using namespace std;
void project_vtu_usage(char *binary){
cerr<<"Usage: "<<binary<<" [OPTIONS] VTU1 VTU2 OUTPUTVTU\n"
<<"Computes the exact difference between two vtus, via supermesh construction\n"
<<"\t-h\t\tPrints out this message\n"
<<"\t-v\t\tVerbose mode\n";
}
int main(int argc, char **argv){
#ifdef HAVE_MPI
// This must be called before we process any arguments
MPI::Init(argc,argv);
// Undo some MPI init shenanigans
chdir(getenv("PWD"));
#endif
// Initialise PETSc (this also parses PETSc command line arguments)
PetscInit(argc, argv);
// Get any command line arguments
// reset optarg so we can detect changes
optarg = NULL;
char c;
map<char, string> args;
while((c = getopt(argc, argv, "hv")) != -1){
if (c != '?'){
if (optarg == NULL){
args[c] = "true";
}else{
args[c] = optarg;
};
}else{
if (isprint(optopt)){
cerr << "Unknown option " << optopt << endl;
}else{
cerr << "Unknown option " << hex << optopt << endl;
}
project_vtu_usage(argv[0]);
exit(-1);
}
}
// Help?
if(args.count('h')){
project_vtu_usage(argv[0]);
exit(-1);
}
if (optind != argc - 3){
cerr << "Need exactly four non-option arguments" << endl;
project_vtu_usage(argv[0]);
exit(-1);
}
// What to do with stdout?
int val=3;
if(args.count('v')==0)
val = 0;
set_global_debug_level_fc(&val);
string vtu1_filename = argv[optind];
int vtu1_filename_len = vtu1_filename.length();
string vtu2_filename = argv[optind + 1];
int vtu2_filename_len = vtu2_filename.length();
string output_filename = argv[optind + 2];
int output_filename_len = output_filename.length();
supermesh_difference_fc(vtu1_filename.c_str(), &vtu1_filename_len, vtu2_filename.c_str(), &vtu2_filename_len, output_filename.c_str(), &output_filename_len);
#ifdef HAVE_PETSC
PetscFinalize();
#endif
#ifdef HAVE_MPI
MPI::Finalize();
#endif
return(0);
}
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