Add windows support

include/input.h

@@ -5,7 +5,7 @@
 
 typedef struct input_args_t
 {
-    char *out;
+    int *out;
     bool *alive;
 } InputArgs;
 

src/input.c

@@ -1,10 +1,17 @@
 #include "input.h"
 #include <stdio.h>
 #include <stdlib.h>
+#ifdef WIN32
+#include <conio.h>
+#else
 #include <unistd.h>
 #include <termios.h>
+#endif
 
-char getch(void)
+#ifdef WIN32
+#define getch _getch
+#else
+int getch(void)
 {
     char buf = 0;
     struct termios old = { 0 };
@@ -19,12 +26,13 @@ char getch(void)
     old.c_lflag    |= ICANON;    // local modes = Canonical mode
     old.c_lflag    |= ECHO;      // local modes = Enable echo. 
     if (tcsetattr(0, TCSADRAIN, &old) < 0) perror ("tcsetattr ~ICANON");
-    return buf;
+    return (int)buf;
 }
+#endif
 
 int input(void *vargp)
 {
-    char *out = ((InputArgs *)vargp)->out;
+    int *out = ((InputArgs *)vargp)->out;
     bool *alive = ((InputArgs *)vargp)->alive;
 
     while (*alive)

src/main.c

@@ -44,7 +44,7 @@ int main(int argc, char **argv)
     Food food = generateFood(player);
 
     bool *running = malloc(sizeof(bool)); *running = true;
-    char *key = malloc(sizeof(char)); *key = 0;
+    int *key = malloc(sizeof(char)); *key = 0;
     bool stopped = false;
     InputArgs input_args = (InputArgs){ key, running };