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-rw-r--r--Documentation/config/hook.adoc7
-rw-r--r--hook.c20
-rwxr-xr-xt/t1800-hook.sh32
3 files changed, 59 insertions, 0 deletions
diff --git a/Documentation/config/hook.adoc b/Documentation/config/hook.adoc
index 9faafe3016..0cda4745a6 100644
--- a/Documentation/config/hook.adoc
+++ b/Documentation/config/hook.adoc
@@ -13,3 +13,10 @@ hook.<name>.event::
specified event, the associated `hook.<name>.command` is executed.
This is a multi-valued key. To run `hook.<name>` on multiple
events, specify the key more than once. See linkgit:git-hook[1].
+
+hook.<name>.enabled::
+ Whether the hook `hook.<name>` is enabled. Defaults to `true`.
+ Set to `false` to disable the hook without removing its
+ configuration. This is particularly useful when a hook is defined
+ in a system or global config file and needs to be disabled for a
+ specific repository. See linkgit:git-hook[1].
diff --git a/hook.c b/hook.c
index 8a9b405f76..35c24bf33d 100644
--- a/hook.c
+++ b/hook.c
@@ -164,6 +164,21 @@ static int hook_config_lookup_all(const char *key, const char *value,
char *old = strmap_put(&data->commands, hook_name,
xstrdup(value));
free(old);
+ } else if (!strcmp(subkey, "enabled")) {
+ switch (git_parse_maybe_bool(value)) {
+ case 0: /* disabled */
+ if (!unsorted_string_list_lookup(&data->disabled_hooks,
+ hook_name))
+ string_list_append(&data->disabled_hooks,
+ hook_name);
+ break;
+ case 1: /* enabled: undo a prior disabled entry */
+ unsorted_string_list_remove(&data->disabled_hooks,
+ hook_name);
+ break;
+ default:
+ break; /* ignore unrecognised values */
+ }
}
free(hook_name);
@@ -216,6 +231,11 @@ static void build_hook_config_map(struct repository *r, struct strmap *cache)
const char *hname = hook_names->items[i].string;
char *command;
+ /* filter out disabled hooks */
+ if (unsorted_string_list_lookup(&cb_data.disabled_hooks,
+ hname))
+ continue;
+
command = strmap_get(&cb_data.commands, hname);
if (!command)
die(_("'hook.%s.command' must be configured or "
diff --git a/t/t1800-hook.sh b/t/t1800-hook.sh
index f1048a5119..9797802735 100755
--- a/t/t1800-hook.sh
+++ b/t/t1800-hook.sh
@@ -318,6 +318,38 @@ test_expect_success 'rejects hooks with no commands configured' '
test_grep "hook.broken.command" actual
'
+test_expect_success 'disabled hook is not run' '
+ test_config hook.skipped.event "test-hook" &&
+ test_config hook.skipped.command "echo \"Should not run\"" &&
+ test_config hook.skipped.enabled false &&
+
+ git hook run --ignore-missing test-hook 2>actual &&
+ test_must_be_empty actual
+'
+
+test_expect_success 'disabled hook does not appear in git hook list' '
+ test_config hook.active.event "pre-commit" &&
+ test_config hook.active.command "echo active" &&
+ test_config hook.inactive.event "pre-commit" &&
+ test_config hook.inactive.command "echo inactive" &&
+ test_config hook.inactive.enabled false &&
+
+ git hook list pre-commit >actual &&
+ test_grep "active" actual &&
+ test_grep ! "inactive" actual
+'
+
+test_expect_success 'globally disabled hook can be re-enabled locally' '
+ test_config_global hook.global-hook.event "test-hook" &&
+ test_config_global hook.global-hook.command "echo \"global-hook ran\"" &&
+ test_config_global hook.global-hook.enabled false &&
+ test_config hook.global-hook.enabled true &&
+
+ echo "global-hook ran" >expected &&
+ git hook run test-hook 2>actual &&
+ test_cmp expected actual
+'
+
test_expect_success 'git hook run a hook with a bad shebang' '
test_when_finished "rm -rf bad-hooks" &&
mkdir bad-hooks &&