int main(int argc, char **argv)
{
int length, upperBound;
printf("please type the number of dimensions you need for the randomised array:\n");
scanf("%i", &length);
printf("please name an integer of the random scale:\n");
scanf("%i", &upperBound);
int rdmArray[length];
randomizeArray(rdmArray, length, upperBound);
printArray(rdmArray, length);
return 0;
}
void main(void) {
int array[ARRAY_SIZE];
findEvensInArray(randomizeArray(array));
}
//Creates the random music array (fist time through) and retrieves the
// filepath of the next music file to play.
void get_random_file(char *filetype, char *path)
{
DIR_ITER *dir = NULL;
char filename[1024];
int cnt = 0;
int next = 0;
struct stat filestat;
if (fileCount==0 && !first_time) goto out;
dbg_printf(gt("Music: Looking for %s files in: %s"), filetype, path);
dbg_printf("\n");
// Open directory
//snprintf(dirname, sizeof(dirname), "%s", path);
dir = diropen(path);
if (!dir) return;
if (first_time) {
while (!dirnext(dir, filename, &filestat)) {
// Ignore invalid entries
if (match_ext(filename, filetype) && !(filestat.st_mode & S_IFDIR))
fileCount++;
}
dbg_printf(gt("Music: Number of %s files found: %i"), filetype, fileCount);
dbg_printf("\n");
first_time = false;
//if no files found then no need to continue
if (fileCount==0) goto out;
//allocate the random music array
musicArray = realloc(musicArray, fileCount * sizeof(int));
if (!musicArray) {
fileCount = 0;
goto out;
}
initializeArray(musicArray, fileCount);
randomizeArray(musicArray, fileCount);
//check array contents
int i;
dbg_printf(gt("Music: musicArray contents: "));
for (i=0; i<fileCount; i++)
dbg_printf("%i ", musicArray[i]);
dbg_printf("\n");
//reset the directory
dirreset(dir);
}
if (fileCount > 0) {
//get the next file index
lastPlayed++;
if (lastPlayed > fileCount-1) lastPlayed = 0;
next = musicArray[lastPlayed];
dbg_printf(gt("Music: Next file index to play: %i"), next);
dbg_printf("\n");
//iterate through and find our file
while (!dirnext(dir, filename, &filestat)) {
if (match_ext(filename, filetype) && !(filestat.st_mode & S_IFDIR)) {
cnt++;
if (cnt==next) {
//save path
snprintf(music_fname, sizeof(music_fname), "%s/%s", path, filename);
goto out;
}
}
}
}
out:;
//close the directory
dirclose(dir);
}
