Add an option not to use link(src, dest) && unlink(src) when that is unreliable

diff --git a/tree.c b/tree.c
index 25d2e29fa8b1dfb964b97a10898c77d8fe86ef78..5ab90af256a664366f3f92b467f52634c0df3f79 100644 (file)
--- a/tree.c
+++ b/tree.c
@@ -60,8 +60,13 @@ static int match_tree_entry(const char *base, int baselen, const char *path, uns
                        /* If it doesn't match, move along... */
                        if (strncmp(base, match, matchlen))
                                continue;
-                       /* The base is a subdirectory of a path which was specified. */
-                       return 1;
+                       /* pathspecs match only at the directory boundaries */
+                       if (!matchlen ||
+                           baselen == matchlen ||
+                           base[matchlen] == '/' ||
+                           match[matchlen - 1] == '/')
+                               return 1;
+                       continue;
                }
 
                /* Does the base match? */