Re: [PATCH 28/36] attr: keep attr stack for each check

Instead of having a global attr stack, attach the stack to each check.
This allows to use the attr in a multithreaded way.



Signed-off-by: Stefan Beller <redacted>
---
 attr.c    | 101 +++++++++++++++++++++++++++++++++++++++-----------------------
 attr.h    |   4 ++-
 hashmap.h |   2 ++
 3 files changed, 69 insertions(+), 38 deletions(-)

diff --git a/attr.c b/attr.c
index 89ae155..b65437d 100644
--- a/attr.c
+++ b/attr.c

@@ -372,15 +372,17 @@ static struct match_attr *parse_attr_line(const char *line, const char *src,
  * .gitignore file and info/excludes file as a fallback.
  */
 
-/* NEEDSWORK: This will become per git_attr_check */
-static struct attr_stack {
+struct attr_stack {
 	struct attr_stack *prev;
 	char *origin;
 	size_t originlen;
 	unsigned num_matches;
 	unsigned alloc;
 	struct match_attr **attrs;
-} *attr_stack;
+};
+
+struct hashmap all_attr_stacks;
+int all_attr_stacks_init;