From: Ben Peart <benpeart@xxxxxxxxxxxxx>
Add a post-indexchanged hook that is invoked after the index is written in
do_write_locked_index().
This hook is meant primarily for notification, and cannot affect
the outcome of git commands that trigger the index write.
Signed-off-by: Ben Peart <benpeart@xxxxxxxxxxxxx>
---
builtin/reset.c | 1 +
builtin/update-index.c | 2 ++
cache.h | 4 +++-
read-cache.c | 14 ++++++++++++--
unpack-trees.c | 2 ++
5 files changed, 20 insertions(+), 3 deletions(-)
diff --git a/builtin/reset.c b/builtin/reset.c
index 4d18a461fa..e173afcaac 100644
--- a/builtin/reset.c
+++ b/builtin/reset.c
@@ -380,6 +380,7 @@ int cmd_reset(int argc, const char **argv, const char *prefix)
int flags = quiet ? REFRESH_QUIET : REFRESH_IN_PORCELAIN;
if (read_from_tree(&pathspec, &oid, intent_to_add))
return 1;
+ the_index.updated_skipworktree = 1;
if (!quiet && get_git_work_tree()) {
uint64_t t_begin, t_delta_in_ms;
diff --git a/builtin/update-index.c b/builtin/update-index.c
index 02ace602b9..cf731640fa 100644
--- a/builtin/update-index.c
+++ b/builtin/update-index.c
@@ -1071,6 +1071,8 @@ int cmd_update_index(int argc, const char **argv, const char *prefix)
if (entries < 0)
die("cache corrupted");
+ the_index.updated_skipworktree = 1;
+
/*
* Custom copy of parse_options() because we want to handle
* filename arguments as they come.
diff --git a/cache.h b/cache.h
index 27fe635f62..46eb862d3e 100644
--- a/cache.h
+++ b/cache.h
@@ -338,7 +338,9 @@ struct index_state {
struct cache_time timestamp;
unsigned name_hash_initialized : 1,
initialized : 1,
- drop_cache_tree : 1;
+ drop_cache_tree : 1,
+ updated_workdir : 1,
+ updated_skipworktree : 1;
struct hashmap name_hash;
struct hashmap dir_hash;
struct object_id oid;
diff --git a/read-cache.c b/read-cache.c
index 0e0c93edc9..0fcfa8a075 100644
--- a/read-cache.c
+++ b/read-cache.c
@@ -17,6 +17,7 @@
#include "commit.h"
#include "blob.h"
#include "resolve-undo.h"
+#include "run-command.h"
#include "strbuf.h"
#include "varint.h"
#include "split-index.h"
@@ -2999,8 +3000,17 @@ static int do_write_locked_index(struct index_state *istate, struct lock_file *l
if (ret)
return ret;
if (flags & COMMIT_LOCK)
- return commit_locked_index(lock);
- return close_lock_file_gently(lock);
+ ret = commit_locked_index(lock);
+ else
+ ret = close_lock_file_gently(lock);
+
+ run_hook_le(NULL, "post-indexchanged",
+ istate->updated_workdir ? "1" : "0",
+ istate->updated_skipworktree ? "1" : "0", NULL);
+ istate->updated_workdir = 0;
+ istate->updated_skipworktree = 0;
+
+ return ret;
}
static int write_split_index(struct index_state *istate,
diff --git a/unpack-trees.c b/unpack-trees.c
index 3563daae1a..8665a4a7c0 100644
--- a/unpack-trees.c
+++ b/unpack-trees.c
@@ -1637,6 +1637,8 @@ int unpack_trees(unsigned len, struct tree_desc *t, struct unpack_trees_options
WRITE_TREE_SILENT |
WRITE_TREE_REPAIR);
}
+
+ o->result.updated_workdir = 1;
discard_index(o->dst_index);
*o->dst_index = o->result;
} else {
--
2.20.1.windows.1
