Introduce a new config option, indexhelper.autorun, to automatically
run git index-helper before starting up a builtin git command. This
enables users to keep index-helper running without manual
intervention.
Signed-off-by: David Turner <dtur...@twopensource.com>
---
Documentation/config.txt | 4 ++++
git.c | 35 ++++++++++++++++++++++++++++++++++-
t/t7900-index-helper.sh | 16 ++++++++++++++++
3 files changed, 54 insertions(+), 1 deletion(-)
diff --git a/Documentation/config.txt b/Documentation/config.txt
index 2cd6bdd..8ec8824 100644
--- a/Documentation/config.txt
+++ b/Documentation/config.txt
@@ -1852,6 +1852,10 @@ index.version::
Specify the version with which new index files should be
initialized. This does not affect existing repositories.
+indexhelper.autorun::
+ Automatically run git index-helper when any builtin git
+ command is run inside a repository.
+
init.templateDir::
Specify the directory from which templates will be copied.
(See the "TEMPLATE DIRECTORY" section of linkgit:git-init[1].)
diff --git a/git.c b/git.c
index 6cc0c07..7d27782 100644
--- a/git.c
+++ b/git.c
@@ -521,6 +521,37 @@ static void strip_extension(const char **argv)
#define strip_extension(cmd)
#endif
+static int want_auto_index_helper(void)
+{
+ int want = -1;
+ const char *value = NULL;
+ const char *key = "indexhelper.autorun";
+
+ if (git_config_key_is_valid(key) &&
+ !git_config_get_value(key, &value)) {
+ int b = git_config_maybe_bool(key, value);
+ want = b >= 0 ? b : 0;
+ }
+ return want;
+}
+
+static void maybe_run_index_helper(struct cmd_struct *cmd)
+{
+ const char *argv[] = {"git-index-helper", "--detach", "--autorun",
NULL};
+
+ if (!(cmd->option & NEED_WORK_TREE))
+ return;
+
+ if (want_auto_index_helper() <= 0)
+ return;
+
+ trace_argv_printf(argv, "trace: auto index-helper:");
+
+ if (run_command_v_opt(argv,
+ RUN_SILENT_EXEC_FAILURE | RUN_CLEAN_ON_EXIT))
+ warning(_("You specified indexhelper.autorun, but running
git-index-helper failed."));
+}
+
static void handle_builtin(int argc, const char **argv)
{
const char *cmd;
@@ -536,8 +567,10 @@ static void handle_builtin(int argc, const char **argv)
}
builtin = get_builtin(cmd);
- if (builtin)
+ if (builtin) {
+ maybe_run_index_helper(builtin);
exit(run_builtin(builtin, argc, argv));
+ }
}
static void execv_dashed_external(const char **argv)
diff --git a/t/t7900-index-helper.sh b/t/t7900-index-helper.sh
index 3925ee3..6e11f8c 100755
--- a/t/t7900-index-helper.sh
+++ b/t/t7900-index-helper.sh
@@ -50,4 +50,20 @@ test_expect_success 'index-helper is quiet with --autorun' '
git index-helper --autorun
'
+test_expect_success 'index-helper autorun works' '
+ rm -f .git/index-helper.path &&
+ git status &&
+ test_path_is_missing .git/index-helper.path &&
+ test_config indexhelper.autorun true &&
+ git status &&
+ test -L .git/index-helper.path &&
+ git status 2>err &&
+ test -L .git/index-helper.path &&
+ ! grep -q . err &&
+ git index-helper --kill &&
+ test_config indexhelper.autorun false &&
+ git status &&
+ test_path_is_missing .git/index-helper.path
+'
+
test_done
--
2.4.2.767.g62658d5-twtrsrc
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