logswan

commit 365882160b2e66778cef21fa350d7983eaeb50b7
parent d5414cbdc4983e6b6ac0ff69a090e372933b1159
Author: Frederic Cambus <fcambus@users.sourceforge.net>
Date:   Sun, 27 Sep 2015 23:32:48 +0200

Creating a 'displayUsage' function to display usage information

Diffstat:
M
src/logswan.c
 | 
12
++++++++----

1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/src/logswan.c b/src/logswan.c
@@ -63,6 +63,13 @@ int getoptFlag;
 
 struct HLL uniqueIPv4, uniqueIPv6;
 
+void displayUsage() {
+	printf("USAGE : logswan [options] inputfile\n\n" \
+	       "Options are :\n\n" \
+	       "	-h Display usage\n" \
+	       "	-v Display version\n\n");
+}
+
 int main (int argc, char *argv[]) {
 	char *intputFile;
 
@@ -76,10 +83,7 @@ int main (int argc, char *argv[]) {
 	while ((getoptFlag = getopt(argc, argv, "hv")) != -1) {
 		switch(getoptFlag) {
 		case 'h':
-			printf("USAGE : logswan [-hv] logfile\n\n" \
-				   "Options are as follow :\n\n" \
-				   "	-h Display usage\n" \
-	               "	-v Display version\n\n");
+			displayUsage();
 			return EXIT_SUCCESS;
 
 		case 'v':