documentation change

2 files changed, 9 insertions, 3 deletions

diff --git a/doc/snake3.1 b/doc/snake3.1
index 961c4eb..d8d8235 100644
--- a/doc/snake3.1
+++ b/doc/snake3.1
@@ -3,7 +3,7 @@
 snake3 \- small command line snake program
 
 .SH SYNOPSIS
-\fBsnake3\fP [--version] [--help]
+\fBsnake3\fP [--version] [--help] [--size board_size] [--speed speed]
 
 .SH DESCRIPTION
 You control a snake, and the objective is to grow as long as possible.
@@ -17,7 +17,10 @@ keys to navigate. The game becomes faster as you grow.
 
 \fB--help\fP
 \-\- Displays the usage information for the snake3 program.
-
+\fB--size\fP
+\-\- Sets the board size - the board is a square so only one number is taken as an input
+\fB--speed\fP
+\-\- Sets the speed of the snake - up to 10.
 .SH AUTHORS
 Developed and maintained by Kai Stevenson, with features added by Preston
 Pan.
diff --git a/snake.c b/snake.c
index a46e0eb..d273935 100644
--- a/snake.c
+++ b/snake.c
@@ -44,7 +44,7 @@ int main(int argc, char **argv) {
 			return 0;
 		}
 		else if(strcmp("--help", argv[i]) == 0) {
-			printf("usage: snake3 [--version] [--help]\n");
+			printf("usage: snake3 [--version] [--help] [--size board_size] [--speed speed]\n");
 			return 0;
 		}
 		else if (strcmp("--size", argv[i]) == 0 || strcmp("--speed", argv[i]) == 0) {
@@ -64,6 +64,9 @@ int main(int argc, char **argv) {
 				if (speed <= 0) {
 					fprintf(stderr, "%sspeed level must be greater than zero and integer. Please try again.%s\n", RED, COLOR_RESET);
 					exit(1);
+				} if (speed > 10) {
+					fprintf(stderr, "%sspeed must not be greater than ten. Please try again.%s\n", RED, COLOR_RESET);
+					exit(1);
 				}
 			}
 			was_flag = 0;