From: Nguyễn Thái Ngọc Duy <pclouds@xxxxxxxxx>
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@xxxxxxxxx>
Signed-off-by: David Turner <dturner@xxxxxxxxxxxxxxxx>
---
Documentation/git-index-helper.txt | 3 +++
Documentation/git-update-index.txt | 6 ++++++
builtin/update-index.c | 11 +++++++++++
3 files changed, 20 insertions(+)
diff --git a/Documentation/git-index-helper.txt b/Documentation/git-index-helper.txt
index b1fa49e..dd039a1 100644
--- a/Documentation/git-index-helper.txt
+++ b/Documentation/git-index-helper.txt
@@ -15,6 +15,9 @@ DESCRIPTION
Keep the index file in memory for faster access. This daemon is per
repository.
+If you want the index-helper to accelerate untracked file checking,
+run git update-index --watchman before using it.
+
OPTIONS
-------
diff --git a/Documentation/git-update-index.txt b/Documentation/git-update-index.txt
index c6cbed1..6736487 100644
--- a/Documentation/git-update-index.txt
+++ b/Documentation/git-update-index.txt
@@ -19,6 +19,7 @@ SYNOPSIS
[--ignore-submodules]
[--[no-]split-index]
[--[no-|test-|force-]untracked-cache]
+ [--[no-]watchman]
[--really-refresh] [--unresolve] [--again | -g]
[--info-only] [--index-info]
[-z] [--stdin] [--index-version <n>]
@@ -176,6 +177,11 @@ may not support it yet.
--no-untracked-cache::
Enable or disable untracked cache feature. Please use
`--test-untracked-cache` before enabling it.
+
+--watchman::
+--no-watchman::
+ Enable or disable watchman support. This is, at present,
+ only useful with git index-helper.
+
These options take effect whatever the value of the `core.untrackedCache`
configuration variable (see linkgit:git-config[1]). But a warning is
diff --git a/builtin/update-index.c b/builtin/update-index.c
index 1c94ca5..7c08e1c 100644
--- a/builtin/update-index.c
+++ b/builtin/update-index.c
@@ -914,6 +914,7 @@ int cmd_update_index(int argc, const char **argv, const char *prefix)
{
int newfd, entries, has_errors = 0, nul_term_line = 0;
enum uc_mode untracked_cache = UC_UNSPECIFIED;
+ int use_watchman = -1;
int read_from_stdin = 0;
int prefix_length = prefix ? strlen(prefix) : 0;
int preferred_index_format = 0;
@@ -1012,6 +1013,8 @@ int cmd_update_index(int argc, const char **argv, const char *prefix)
N_("test if the filesystem supports untracked cache"), UC_TEST),
OPT_SET_INT(0, "force-untracked-cache", &untracked_cache,
N_("enable untracked cache without testing the filesystem"), UC_FORCE),
+ OPT_BOOL(0, "watchman", &use_watchman,
+ N_("use or not use watchman to reduce refresh cost")),
OPT_END()
};
@@ -1149,6 +1152,14 @@ int cmd_update_index(int argc, const char **argv, const char *prefix)
die("Bug: bad untracked_cache value: %d", untracked_cache);
}
+ if (use_watchman > 0) {
+ the_index.last_update = xstrdup("");
+ the_index.cache_changed |= WATCHMAN_CHANGED;
+ } else if (!use_watchman) {
+ the_index.last_update = NULL;
+ the_index.cache_changed |= WATCHMAN_CHANGED;
+ }
+
if (active_cache_changed) {
if (newfd < 0) {
if (refresh_args.flags & REFRESH_QUIET)
--
2.4.2.767.g62658d5-twtrsrc
--
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