Add write_or_die(), a helper function

diff --git a/diffcore-order.c b/diffcore-order.c
index 0bc2b22f848457a8e6ffafc6a1d9a26be677209f..aef6da60447b98a05d91513b4aa74e505b0a0d84 100644 (file)
--- a/diffcore-order.c
+++ b/diffcore-order.c
@@ -30,7 +30,7 @@ static void prepare_order(const char *orderfile)
        close(fd);
        if (map == MAP_FAILED)
                return;
-       endp = map + st.st_size;
+       endp = (char *) map + st.st_size;
        for (pass = 0; pass < 2; pass++) {
                cnt = 0;
                cp = map;