Fix single-file ignore checks

To answer if a single given file should be ignored, the path to
that file has to be processed progressively checking that there
are no intermediate ignored directories in getting to the file
in question.  This enables that, fixing the broken old behavior,
and adds tests to exercise various ignore situations.

1 files changed, 4 insertions, 4 deletions

diff --git a/src/attr_file.h b/src/attr_file.h
index b28d8a02b..877daf306 100644
--- a/src/attr_file.h
+++ b/src/attr_file.h
@@ -71,10 +71,10 @@ typedef struct {
 } git_attr_file;
 
 typedef struct {
-	git_buf     full;
-	const char *path;
-	const char *basename;
-	int         is_dir;
+	git_buf  full;
+	char    *path;
+	char    *basename;
+	int      is_dir;
 } git_attr_path;
 
 typedef enum {