/**

void update(graphchi_vertex<VertexDataType, EdgeDataType> &vertex, graphchi_context &gcontext) {

if (vertex.id() % 10000 == 0) std::cout << vertex.id() << std::endl;

switch(mode) {

case MODE_ADJLIST: {

fprintf(f, "%d %d", vertex.id(), vertex.num_outedges());

for(int i=0; i<vertex.num_outedges(); i++)

fprintf(f, " %d", vertex.outedge(i)->vertex_id());

fprintf(f, "\n");

break;

}

case MODE_CASSOVARY_ADJ: {

fprintf(f, "%d %d\n", vertex.id(), vertex.num_outedges());

for(int i=0; i<vertex.num_outedges(); i++)

fprintf(f, "%d\n", vertex.outedge(i)->vertex_id());

break;

}

}

}

/**

void before_iteration(int iteration, graphchi_context &gcontext) {

}

/**

void after_iteration(int iteration, graphchi_context &gcontext) {

}

/**

void before_exec_interval(vid_t window_st, vid_t window_en, graphchi_context &gcontext) {

}

/**

void after_exec_interval(vid_t window_st, vid_t window_en, graphchi_context &gcontext) {

}

/* GraphChi initialization will read the command line

graphchi_init(argc, argv);

/* Metrics object for keeping track of performance counters

metrics m("adjconverter");

/* Basic arguments for application */

std::string filename = get_option_string("file"); // Base filename

/* Detect the number of shards or preprocess an input to create them */

int nshards = convert_if_notexists<EdgeDataType>(filename,

get_option_string("nshards", "auto"));

mode = get_option_int("mode", 0);

std::string outfile = filename + ".adj";

f = fopen(outfile.c_str(), "w");

/* Run */

AdjConverter program;

graphchi_engine<VertexDataType, EdgeDataType> engine(filename, nshards, false, m);

engine.set_exec_threads(1);

engine.run(program, 1);

fclose(f);

/* Report execution metrics */

metrics_report(m);

return 0;