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-rw-r--r--Documentation/config/advice.txt4
-rw-r--r--advice.c2
-rw-r--r--advice.h1
-rw-r--r--builtin/fetch.c25
4 files changed, 31 insertions, 1 deletions
diff --git a/Documentation/config/advice.txt b/Documentation/config/advice.txt
index ec4f6ae..1f1e847 100644
--- a/Documentation/config/advice.txt
+++ b/Documentation/config/advice.txt
@@ -4,6 +4,10 @@ advice.*::
can tell Git that you do not need help by setting these to 'false':
+
--
+ fetchShowForcedUpdates::
+ Advice shown when linkgit:git-fetch[1] takes a long time
+ to calculate forced updates after ref updates, or to warn
+ that the check is disabled.
pushUpdateRejected::
Set this variable to 'false' if you want to disable
'pushNonFFCurrent',
diff --git a/advice.c b/advice.c
index ce5f374..4b283be 100644
--- a/advice.c
+++ b/advice.c
@@ -3,6 +3,7 @@
#include "color.h"
#include "help.h"
+int advice_fetch_show_forced_updates = 1;
int advice_push_update_rejected = 1;
int advice_push_non_ff_current = 1;
int advice_push_non_ff_matching = 1;
@@ -59,6 +60,7 @@ static struct {
const char *name;
int *preference;
} advice_config[] = {
+ { "fetchShowForcedUpdates", &advice_fetch_show_forced_updates },
{ "pushUpdateRejected", &advice_push_update_rejected },
{ "pushNonFFCurrent", &advice_push_non_ff_current },
{ "pushNonFFMatching", &advice_push_non_ff_matching },
diff --git a/advice.h b/advice.h
index e50f02c..495e532 100644
--- a/advice.h
+++ b/advice.h
@@ -3,6 +3,7 @@
#include "git-compat-util.h"
+extern int advice_fetch_show_forced_updates;
extern int advice_push_update_rejected;
extern int advice_push_non_ff_current;
extern int advice_push_non_ff_matching;
diff --git a/builtin/fetch.c b/builtin/fetch.c
index 571c255..cf7eb0d 100644
--- a/builtin/fetch.c
+++ b/builtin/fetch.c
@@ -24,6 +24,8 @@
#include "list-objects-filter-options.h"
#include "commit-reach.h"
+#define FORCED_UPDATES_DELAY_WARNING_IN_MS (10 * 1000)
+
static const char * const builtin_fetch_usage[] = {
N_("git fetch [<options>] [<repository> [<refspec>...]]"),
N_("git fetch [<options>] <group>"),
@@ -40,6 +42,7 @@ enum {
static int fetch_prune_config = -1; /* unspecified */
static int fetch_show_forced_updates = 1;
+static uint64_t forced_updates_ms = 0;
static int prune = -1; /* unspecified */
#define PRUNE_BY_DEFAULT 0 /* do we prune by default? */
@@ -707,6 +710,7 @@ static int update_local_ref(struct ref *ref,
enum object_type type;
struct branch *current_branch = branch_get(NULL);
const char *pretty_ref = prettify_refname(ref->name);
+ int fast_forward = 0;
type = oid_object_info(the_repository, &ref->new_oid, NULL);
if (type < 0)
@@ -781,7 +785,15 @@ static int update_local_ref(struct ref *ref,
return r;
}
- if (!fetch_show_forced_updates || in_merge_bases(current, updated)) {
+ if (fetch_show_forced_updates) {
+ uint64_t t_before = getnanotime();
+ fast_forward = in_merge_bases(current, updated);
+ forced_updates_ms += (getnanotime() - t_before) / 1000000;
+ } else {
+ fast_forward = 1;
+ }
+
+ if (fast_forward) {
struct strbuf quickref = STRBUF_INIT;
int r;
@@ -980,6 +992,17 @@ static int store_updated_refs(const char *raw_url, const char *remote_name,
" 'git remote prune %s' to remove any old, conflicting "
"branches"), remote_name);
+ if (advice_fetch_show_forced_updates) {
+ if (!fetch_show_forced_updates) {
+ warning(_("Fetch normally indicates which branches had a forced update, but that check has been disabled."));
+ warning(_("To re-enable, use '--show-forced-updates' flag or run 'git config fetch.showForcedUpdates true'."));
+ } else if (forced_updates_ms > FORCED_UPDATES_DELAY_WARNING_IN_MS) {
+ warning(_("It took %.2f seconds to check forced updates. You can use '--no-show-forced-updates'\n"),
+ forced_updates_ms / 1000.0);
+ warning(_("or run 'git config fetch.showForcedUpdates false' to avoid this check.\n"));
+ }
+ }
+
abort:
strbuf_release(&note);
free(url);