add check_key() for windows and unix-based os'

2022-02-05 01:18:10 +01:00
parent 4af438a297
commit fac9ee8a1f
1 changed files with 20 additions and 0 deletions
@@ -144,9 +144,29 @@ int read_image(const char* image_path) {
    return 1;
 }

+
+#ifdef __UNIX
+    uint16_t check_key()
+{
+    fd_set readfds;
+    FD_ZERO(&readfds);
+    FD_SET(STDIN_FILENO, &readfds);
+
+    struct timeval timeout;
+    timeout.tv_sec = 0;
+    timeout.tv_usec = 0;
+    return select(1, &readfds, NULL, NULL, &timeout) != 0;
+}
+#else
+uint16_t check_key()
+{
+    return WaitForSingleObject(hStdin, 1000) == WAIT_OBJECT_0 && _kbhit();
+}
+
 void mem_write(uint16_t address, uint16_t val) {
    memory[address] = val;
 }
+#endif

 void mem_read(uint16_t address) {
    if(address == MMR_KSR) {