From: Bastian Dehn <hhaalo@arcor.de>
Date: Mon, 9 Aug 2021 20:15:19 +0000 (+0200)
Subject: fix: help unknown option
X-Git-Url: https://gitweb.hhaalo.de/?a=commitdiff_plain;h=40f10de9f5d81bcded62f80bd2931e43a6bb4ee1;p=discspan.git

fix: help unknown option
---

diff --git a/discspan.c b/discspan.c
index f22e73d..fce4b6b 100644
--- a/discspan.c
+++ b/discspan.c
@@ -29,7 +29,7 @@ param_t readArgument(int argc, char *argv[])
 	const unsigned long long cd = 734003200;
 
 	int c = 0;
-	while ((c = getopt(argc, argv, ":59bcf:i:o:")) != -1) {
+	while ((c = getopt(argc, argv, ":59bcf:hi:o:")) != -1) {
 		switch (c) {
 		case 'i':
 			parameter.input = optarg;
@@ -53,6 +53,9 @@ param_t readArgument(int argc, char *argv[])
 			parameter.split = atoll(optarg);
 			break;
 		case 'h':
+			useage();
+			exit(0);
+			break;
 		default:
 			printf("WARNUNG: Parameter -%c unbekannt!\n", optopt);
 			break;
@@ -88,7 +91,7 @@ int main(int argc, char *argv[])
 	if (parameter.input == NULL
 			|| parameter.output == NULL
 			|| parameter.split < 2048) {
-		usage();
+		useage();
 		exit(1);
 	}
 
diff --git a/help.c b/help.c
index 3ca1895..32d11f1 100644
--- a/help.c
+++ b/help.c
@@ -1,7 +1,7 @@
 #include <stdio.h>
 #include "help.h"
 
-void usage()
+void useage()
 {
 	printf("\nUsage: discspan <option> -i <source> -o <prefix>\n\n");
 	printf("   -i <source>\tpath to source file\n");