From b0ae48bbc3761820021db07cfec8e06776f0b639 Mon Sep 17 00:00:00 2001
From: Preston Pan <preston@nullring.xyz>
Date: Mon, 6 Feb 2023 15:15:06 -0800
Subject: obstacles work now

---
 Makefile | 1 +
 snake.c  | 4 ++--
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index 2f8d956..9f95cfa 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,7 @@
 CFLAGS=-I. -pthread -Wall -Wextra -Wpedantic -std=c99 -march=native -O3 -lm
 CFLAGS+=  -Wshadow -Wstrict-prototypes -Wundef -Wpointer-arith -Wcast-align -Wstrict-overflow=5 -Wswitch-default
 CFLAGS+= -Wunreachable-code -Wswitch-enum -Wformat=2
+CFLAGS+= -fsanitize=address
 PREFIX ?= /usr
 BINDIR ?= ${PREFIX}/bin
 MANDIR = ${PREFIX}/share/man/
diff --git a/snake.c b/snake.c
index b130b75..f82642b 100644
--- a/snake.c
+++ b/snake.c
@@ -48,7 +48,7 @@ int main(int argc, char **argv) {
 			return 0;
 		}
 		else if(strcmp("--help", argv[i]) == 0) {
-			printf("usage: snake3 [--version] [--help] [--size board_size] [--speed speed]\n");
+			printf("usage: snake3 [--version] [--help] [--size board_size] [--speed speed] [--obstacles obstacles]\n");
 			return 0;
 		}
 		else if(strcmp("--size", argv[i]) == 0 || strcmp("--speed", argv[i]) == 0 || strcmp("--obstacles", argv[i]) == 0) {
@@ -114,7 +114,7 @@ int main(int argc, char **argv) {
 	snakePositions.vectors[4] = init_vector(3, 3);
 	foodPos = init_vector(7, 9);
 	lastMoveDir = init_vector(0, 1);
-	int opc = (obstacleSize ^ 2) * obstacles;
+	int opc = (int)pow(obstacleSize, 2) * obstacles;
 	obstaclePositions = init_vectorp(malloc(opc * sizeof(vector_t)), opc);
 	srand(time(NULL));
 	/* place the obstacles */
-- 
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