wimlib.h: define bool for old MSVC versions

It's also unnecessary to define bool in C++ mode.

diff --git a/include/wimlib.h b/include/wimlib.h
index d22eb5811ffab8584caa3d30db7291ad0f606319..944c48cae60868cdc7cdbcaa1c8f1259a41e9eea 100644 (file)
--- a/include/wimlib.h
+++ b/include/wimlib.h
@@ -388,7 +388,13 @@
 
 #include <stdio.h>
 #include <stddef.h>
 
 #include <stdio.h>
 #include <stddef.h>

-#include <stdbool.h>
+#ifndef __cplusplus
+#  if defined(_MSC_VER) && _MSC_VER < 1800 /* VS pre-2013? */
+     typedef unsigned char bool;
+#  else
+#    include <stdbool.h>
+#  endif
+#endif

 #include <stdint.h>
 #include <time.h>
 
 #include <stdint.h>
 #include <time.h>