Merge branch 'master' of ssh://aberrantflux.xyz:/home/git/repo/public/snake3

Merge.

1 files changed, 14 insertions, 6 deletions

diff --git a/snake.c b/snake.c
index 31e164d..3156022 100644
--- a/snake.c
+++ b/snake.c
@@ -3,29 +3,37 @@
 #include <time.h>
 #include <pthread.h>
 #include <signal.h> //handling ctrl-c
+#include <sys/ioctl.h> //terminal size
 #include "vector.h"
 #include "snake.h"
 #include "conio.h"
 
 volatile sig_atomic_t INT_CTRL_C = 0;
 
-// unsafe functions like printf cannot be called in async interrupt handler
+//unsafe functions like printf cannot be called in async interrupt handler
 void interrupt_handler(int sig) {
 	INT_CTRL_C = 1;
 }
 
-const int boardSize = 12;
+int boardSize = 15;
 const int updateInterval = 300000000L;
 vectorp_t snakePositions; 
 vector_t foodPos;
 vector_t lastMoveDir;
 
 int main(int argc, char **argv) {
-	printf("\e[?25l"); /* hide cursor */
-
+	//get terminal size
+	struct winsize win;
+	ioctl(fileno(stdout), TIOCGWINSZ, &win);
+	int width = (int)(win.ws_col);
+	int height = (int)(win.ws_row);
+	//multiplied by 2 to account for the fact that the board is twice as wide as high
+	int smallestAxis = width / 2 < height ? width / 2 : height;
+	boardSize = smallestAxis < boardSize ? smallestAxis : boardSize;
+	//hide cursor
+	printf("\e[?25l");
 	//make a new thread handling interrupts
 	signal(SIGINT, interrupt_handler); 
-
 	//init values
 	snakePositions = init_vectorp(malloc(5 * sizeof(vector_t)), 5);
 	snakePositions.vectors[0] = init_vector(5, 5);
@@ -50,7 +58,7 @@ int main(int argc, char **argv) {
 	pthread_create(&listenerID, NULL, get_dir_loop, &threadArg);
 	//main game logic loop
 	while(1) {
-		// handle ctrl-c interrupt
+		//handle ctrl-c interrupt
 		if (INT_CTRL_C) {
 			//unhide cursor
 			printf("\e[?25h");