Add disambiguation braces in main.c

diff --git a/src/main.c b/src/main.c
index 1eb5aa618c12c0024c2986f69a98c1cd0a831923..8b9f3ed336bebf4b6c50f6aba728b3e976d516f0 100644 (file)
--- a/src/main.c
+++ b/src/main.c
@@ -1577,11 +1577,12 @@ void readin ()
     }
 
        if (!do_yywrap) {
-               if (!C_plus_plus)
+               if (!C_plus_plus) {
                         if (reentrant)
                                outn ("\n#define yywrap(yyscanner) 1");
                         else
                                outn ("\n#define yywrap() 1");
+               }
                outn ("#define YY_SKIP_YYWRAP");
        }