}
}
+static void usage(const char *argv0) {
+ fprintf(stderr, "usage: %s <cmd args..>\n", argv0);
+ exit(EXIT_FAILURE);
+}
+
int main(int argc, char **argv) {
int ptm, pts;
char *name;
if (argc < 2) {
- fprintf(stderr, "usage: %s <cmd args..>\n", argv[0]);
- exit(EXIT_FAILURE);
+ usage(argv[0]);
}
ptm = open_tty();