From 9d23e9654e386af0e18c3adce42d6209998815e9 Mon Sep 17 00:00:00 2001
From: tater <tater@trollforge.org>
Date: Sat, 14 Jul 2018 17:03:50 -0400
Subject: [PATCH] added cmd error handling - thx zi0r

---
 tdfiglet.c | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/tdfiglet.c b/tdfiglet.c
index e09343e..a875036 100644
--- a/tdfiglet.c
+++ b/tdfiglet.c
@@ -104,12 +104,10 @@ usage(void)
 	fprintf(stderr, "    -c a|m    color format ANSI or mirc.  Default is ANSI\n");
 	fprintf(stderr, "    -e u|a    encode as unicode or ASCII.  Default is unicode\n");
 	fprintf(stderr, "    -i        print font details.\n");
+	fprintf(stderr, "    -h        usage.\n");
+
 	fprintf(stderr, "\n");
 	exit(EX_USAGE);
-
-	printf("welp\n");
-
-	return;
 }
 
 opt_t opt;
@@ -125,6 +123,10 @@ main(int argc, char *argv[])
 	opt.info = false;
 	opt.encoding = ENC_UNICODE;
 
+	if (argc < 2) {
+		usage();
+	}
+
 	while((o = getopt(argc, argv, "w:j:c:e:i")) != -1) {
 		switch (o) {
 			case 'w':
@@ -143,7 +145,6 @@ main(int argc, char *argv[])
 						break;
 					default:
 						usage();
-						exit(EX_USAGE);
 				}
 				break;
 			case 'c':
@@ -156,7 +157,6 @@ main(int argc, char *argv[])
 						break;
 					default:
 						usage();
-						exit(EX_USAGE);
 				}
 				break;
 			case 'e':
@@ -169,15 +169,15 @@ main(int argc, char *argv[])
 						break;
 					default:
 						usage();
-						exit(EX_USAGE);
 				}
 				break;
 			case 'i':
 				opt.info = true;
 				break;
+			case 'h':
+				/* fallthrough */
 			default:
 				usage();
-				exit(EX_USAGE);
 		}
 	}