Avoid cross-directory renames and linking on object creation

diff --git a/builtin-merge-recursive.c b/builtin-merge-recursive.c
index 362c290028d68ebc2e589d424bc42cd5e8630a4e..4aa28a1babbb275df8110fd80311f34a12fea750 100644 (file)
--- a/builtin-merge-recursive.c
+++ b/builtin-merge-recursive.c
@@ -555,9 +555,19 @@ static void update_file_flags(const unsigned char *sha,
                        die("cannot read object %s '%s'", sha1_to_hex(sha), path);
                if (type != OBJ_BLOB)
                        die("blob expected for %s '%s'", sha1_to_hex(sha), path);
+               if (S_ISREG(mode)) {
+                       struct strbuf strbuf;
+                       strbuf_init(&strbuf, 0);
+                       if (convert_to_working_tree(path, buf, size, &strbuf)) {
+                               free(buf);
+                               size = strbuf.len;
+                               buf = strbuf_detach(&strbuf, NULL);
+                       }
+               }
 
                if (make_room_for_path(path) < 0) {
                        update_wd = 0;
+                       free(buf);
                        goto update_index;
                }
                if (S_ISREG(mode) || (!has_symlinks && S_ISLNK(mode))) {
@@ -580,6 +590,7 @@ static void update_file_flags(const unsigned char *sha,
                } else
                        die("do not know what to do with %06o %s '%s'",
                            mode, sha1_to_hex(sha), path);
+               free(buf);
        }
  update_index:
        if (update_cache)