void seed_search( Cell * cell , int x , int y , int groupid )
{
int pos = dsat( x , y );
Unit * units = cell->units;
if( units[pos].colour != 0xFF || units[pos].id != 0 )
{
return;
}
units[pos].id = groupid;
if( x > 0 )
{
queue_job( ( Job ){ x - 1 , y , groupid } );
}
if( y > 0 )
{
queue_job( ( Job ){ x , y - 1 , groupid } );
}
if( y < ( cell->h - 1 ))
{
queue_job( ( Job ){ x , y + 1 , groupid } );
}
if( x < ( cell->w - 1 ))
{
queue_job( ( Job ){ x + 1 , y , groupid } );
}
}
/*
* Usage: fg
* move job to foreground
*/
void builtin_fg() {
job_t *j = job_recent();
if (j != NULL) {
printf("%s\n", j->line);
tcsetpgrp(0, j->pid);
if (kill(-j->pid, SIGCONT) < 0) {
perror("kill");
}
fg = j;
fg->bg = false;
job_rm(&root, fg);
queue_job(fg);
} else {
printf("yash: no such job\n");
}
}
/*
* print prompt, read cmd, parse cmd, evaluation cmd
*/
void prompt() {
char *line = NULL;
char *argv[MAXARGS];
int argc = 0;
memset(argv, 0, sizeof(argv));
line = readline("$ ");
if (line == NULL) {
builtin_exit();
}
size_t len = strlen(line);
if (len <= 1) {
free(line);
return;
}
add_history(line);
if (builtin(line)) {
free(line);
return;
}
job_t *job = (job_t *) malloc(sizeof(job_t));
memset(job, 0, sizeof(job_t));
job->line = strdup(line);
argc = tokenize(line, argv);
pipeline_t *p = spawn_pipeline(argc, argv);
if (p != NULL) {
job->pid = execute(p);
job->bg = p->bg;
if (job->pid > 0) {
queue_job(job);
} else {
job_rm(&root, fg);
job_free(&job);
}
}
tcsetpgrp(0, s_pgid);
pipeline_free(p);
free(line);
}
void unitize_cell( Cell * cell )
{
jobQueue = ( Job * ) malloc( DS_SIZE * sizeof( Job ) );
printf("Queue size: %d bytes\n", DS_SIZE * sizeof( Job ) );
printf( "Starting grouping:\n" );
// Search for ungrouped sample
while( scan_for_seed( cell ) != -1 )
{
// Queue the the sample
queue_job( ( Job ) { nextSeed % cell->w , nextSeed / cell->w , idPool++ } );
// While the queue isn't empty
while( jobQueueIndex )
{
// Pop a job from the queue
Job currentJob = jobQueue[ --jobQueueIndex ];
// Perform search on the current job sample
seed_search( cell , currentJob.x , currentJob.y , currentJob.id );
}
}
printf("Ended grouping with %d groups.\n", idPool - 1 );
}
void MainThreadJobQueue::queue_job(Job *job)
{
queue_job(Job_Ptr(job));
}
