unpack-trees: don't shadow global var the_index

diff --git a/connected.h b/connected.h
index a53f03a61aca4871be5ab75db9bf63ee895668e1..322dc7637263630712e5ab3e875720c5e39eda22 100644 (file)
--- a/connected.h
+++ b/connected.h
@@ -38,6 +38,13 @@ struct check_connected_options {
         * Insert these variables into the environment of the child process.
         */
        const char **env;
+
+       /*
+        * If non-zero, check the ancestry chain completely, not stopping at
+        * any existing ref. This is necessary when deepening existing refs
+        * during a fetch.
+        */
+       unsigned is_deepening_fetch : 1;
 };
 
 #define CHECK_CONNECTED_INIT { 0 }