emallocz(unsigned int size)
{
void *res = calloc(1, size);
+
if(!res)
bad_malloc(size);
return res;
void
eprint(const char *errstr, ...) {
va_list ap;
+
va_start(ap, errstr);
vfprintf(stderr, errstr, ap);
va_end(ap);
spawn(Arg *arg)
{
char **argv = (char **)arg->argv;
+
if(!argv || !argv[0])
return;
if(fork() == 0) {