worktree: disallow adding same path multiple times

diff --git a/convert.h b/convert.h
index 6d0ee887ed710b3ea3dadf315a4dd3bfb807e39e..831559f10d4442b35a43c642b0fd6c203d996f3c 100644 (file)
--- a/convert.h
+++ b/convert.h
@@ -7,6 +7,8 @@
 #include "string-list.h"
 
 struct index_state;
+struct object_id;
+struct strbuf;
 
 #define CONV_EOL_RNDTRP_DIE   (1<<0) /* Die if CRLF to LF to CRLF is different */
 #define CONV_EOL_RNDTRP_WARN  (1<<1) /* Warn if CRLF to LF to CRLF is different */