From fc9ae26aacede490d32f0b31d314f2c8286d158a Mon Sep 17 00:00:00 2001
From: Frederick Yin <fkfd@fkfd.me>
Date: Mon, 6 Jun 2022 11:36:51 +0800
Subject: Exit if malloc() fails

---
 sirtet.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'sirtet.c')

diff --git a/sirtet.c b/sirtet.c
index 0a8cc8f..61427c1 100644
--- a/sirtet.c
+++ b/sirtet.c
@@ -7,6 +7,7 @@
 #include <ncurses.h>
 #include "pieces.h"
 #include "ui.h"
+#include "util.h"
 
 void clearmap(char** map, int mapH, int mapW) {
     for (int r = 0; r < mapH; r++) {
@@ -23,6 +24,9 @@ int clearfull(char** map, int mapH, int mapW) {
     // returns total number of blocks cleared
     bool* rows_to_clear = malloc(mapH * sizeof(bool));
     bool* cols_to_clear = malloc(mapW * sizeof(bool));
+    if (rows_to_clear == NULL || cols_to_clear == NULL)
+        mallocfail();
+
     int rtc_count = 0;
     int ctc_count = 0;
     // scan all rows and columns
@@ -65,10 +69,18 @@ int clearfull(char** map, int mapH, int mapW) {
 void sirtet(int H, int W, int P) {
     // init memory and game state
     char** map = malloc(H * sizeof(char*));
+    if (map == NULL)
+        mallocfail();
+
     for (int r = 0; r < H; r++) {
         map[r] = malloc(W * sizeof(char));
+        if (map[r] == NULL)
+            mallocfail();
     }
     struct piece** hand = malloc(P * sizeof(struct piece*));
+    if (hand == NULL)
+        mallocfail();
+
     srand(time(NULL));
     clearmap(map, H, W);
     refillpieces(hand, P);
-- 
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