{
struct dirent *dp;
DIR *fd;
- int num = 0;
+ int num;
if (!(fd = opendir(dir))) {
fprintf(stderr, "opendir '%s': %s\n", dir, strerror(errno));
return NULL;
}
+ num = 0;
while ((dp = readdir(fd))) {
if (!strcmp(dp->d_name, ".") || !strcmp(dp->d_name, "..")) {
continue; /* skip self and parent */