Fix crash when sorting newly-allocated empty vectors

2007-05-02 22:24:45 +00:00
parent d95e3e0055
commit 219a7f3a07
1 changed files with 1 additions and 0 deletions
--- a/simgear/nasal/lib.c
+++ b/simgear/nasal/lib.c
@@ -514,6 +514,7 @@ static naRef f_sort(naContext c, naRef me, int argc, naRef* args)
    if(argc != 2 || !naIsVector(args[0]) || !naIsFunc(args[1]))
        naRuntimeError(c, "bad/missing argument to sort()");
    sd.subc = naSubContext(c);
+    if(!PTR(args[0]).vec->rec) return naNil();
    sd.elems = PTR(args[0]).vec->rec->array;
    sd.n = PTR(args[0]).vec->rec->size;
    sd.fn = args[1];