Merge branch 'jc/push-2.0-default-to-simple'

Finally update the "git push" default behaviour to "simple".

Documentation/config.txt

@@ -142,19 +142,13 @@ advice.*::
 --
 	pushUpdateRejected::
 		Set this variable to 'false' if you want to disable
-		'pushNonFFCurrent', 'pushNonFFDefault',
+		'pushNonFFCurrent',
 		'pushNonFFMatching', 'pushAlreadyExists',
 		'pushFetchFirst', and 'pushNeedsForce'
 		simultaneously.
 	pushNonFFCurrent::
 		Advice shown when linkgit:git-push[1] fails due to a
 		non-fast-forward update to the current branch.
-	pushNonFFDefault::
-		Advice to set 'push.default' to 'upstream' or 'current'
-		when you ran linkgit:git-push[1] and pushed 'matching
-		refs' by default (i.e. you did not provide an explicit
-		refspec, and no 'push.default' configuration was set)
-		and it resulted in a non-fast-forward error.
 	pushNonFFMatching::
 		Advice shown when you ran linkgit:git-push[1] and pushed
 		'matching refs' explicitly (i.e. you used ':', or
@@ -1980,7 +1974,7 @@ When pushing to a remote that is different from the remote you normally
 pull from, work as `current`.  This is the safest option and is suited
 for beginners.
 +
-This mode will become the default in Git 2.0.
+This mode has become the default in Git 2.0.
 
 * `matching` - push all branches having the same name on both ends.
   This makes the repository you are pushing to remember the set of
@@ -1999,8 +1993,8 @@ suitable for pushing into a shared central repository, as other
 people may add new branches there, or update the tip of existing
 branches outside your control.
 +
-This is currently the default, but Git 2.0 will change the default
+This used to be the default, but not since Git 2.0 (`simple` is the
-to `simple`.
+new default).
 
 --
 

Documentation/git-push.txt

@@ -83,8 +83,8 @@ the local side, the remote side is updated if a branch of the same name
 already exists on the remote side.
 
 --all::
-	Instead of naming each ref to push, specifies that all
+	Push all branches (i.e. refs under `refs/heads/`); cannot be
-	refs under `refs/heads/` be pushed.
+	used with other <refspec>.
 
 --prune::
 	Remove remote branches that don't have a local counterpart. For example
@@ -442,8 +442,10 @@ Examples
 	configured for the current branch).
 
 `git push origin`::
-	Without additional configuration, works like
+	Without additional configuration, pushes the current branch to
-	`git push origin :`.
+	the configured upstream (`remote.origin.merge` configuration
+	variable) if it has the same name as the current branch, and
+	errors out without pushing otherwise.
 +
 The default behavior of this command when no <refspec> is given can be
 configured by setting the `push` option of the remote, or the `push.default`

advice.c

@@ -2,7 +2,6 @@
 
 int advice_push_update_rejected = 1;
 int advice_push_non_ff_current = 1;
-int advice_push_non_ff_default = 1;
 int advice_push_non_ff_matching = 1;
 int advice_push_already_exists = 1;
 int advice_push_fetch_first = 1;
@@ -23,7 +22,6 @@ static struct {
 } advice_config[] = {
 	{ "pushupdaterejected", &advice_push_update_rejected },
 	{ "pushnonffcurrent", &advice_push_non_ff_current },
-	{ "pushnonffdefault", &advice_push_non_ff_default },
 	{ "pushnonffmatching", &advice_push_non_ff_matching },
 	{ "pushalreadyexists", &advice_push_already_exists },
 	{ "pushfetchfirst", &advice_push_fetch_first },

advice.h

@@ -5,7 +5,6 @@
 
 extern int advice_push_update_rejected;
 extern int advice_push_non_ff_current;
-extern int advice_push_non_ff_default;
 extern int advice_push_non_ff_matching;
 extern int advice_push_already_exists;
 extern int advice_push_fetch_first;

builtin/push.c

@@ -26,7 +26,6 @@ static struct push_cas_option cas;
 static const char **refspec;
 static int refspec_nr;
 static int refspec_alloc;
-static int default_matching_used;
 
 static void add_refspec(const char *ref)
 {
@@ -204,9 +203,9 @@ static void setup_push_current(struct remote *remote, struct branch *branch)
 }
 
 static char warn_unspecified_push_default_msg[] =
-N_("push.default is unset; its implicit value is changing in\n"
+N_("push.default is unset; its implicit value has changed in\n"
    "Git 2.0 from 'matching' to 'simple'. To squelch this message\n"
-   "and maintain the current behavior after the default changes, use:\n"
+   "and maintain the traditional behavior, use:\n"
    "\n"
    "  git config --global push.default matching\n"
    "\n"
@@ -247,14 +246,14 @@ static void setup_default_push_refspecs(struct remote *remote)
 
 	switch (push_default) {
 	default:
-	case PUSH_DEFAULT_UNSPECIFIED:
-		default_matching_used = 1;
-		warn_unspecified_push_default_configuration();
-		/* fallthru */
 	case PUSH_DEFAULT_MATCHING:
 		add_refspec(":");
 		break;
 
+	case PUSH_DEFAULT_UNSPECIFIED:
+		warn_unspecified_push_default_configuration();
+		/* fallthru */
+
 	case PUSH_DEFAULT_SIMPLE:
 		if (triangular)
 			setup_push_current(remote, branch);
@@ -283,12 +282,6 @@ static const char message_advice_pull_before_push[] =
 	   "'git pull ...') before pushing again.\n"
 	   "See the 'Note about fast-forwards' in 'git push --help' for details.");
 
-static const char message_advice_use_upstream[] =
-	N_("Updates were rejected because a pushed branch tip is behind its remote\n"
-	   "counterpart. If you did not intend to push that branch, you may want to\n"
-	   "specify branches to push or set the 'push.default' configuration variable\n"
-	   "to 'simple', 'current' or 'upstream' to push only the current branch.");
-
 static const char message_advice_checkout_pull_push[] =
 	N_("Updates were rejected because a pushed branch tip is behind its remote\n"
 	   "counterpart. Check out this branch and integrate the remote changes\n"
@@ -317,13 +310,6 @@ static void advise_pull_before_push(void)
 	advise(_(message_advice_pull_before_push));
 }
 
-static void advise_use_upstream(void)
-{
-	if (!advice_push_non_ff_default || !advice_push_update_rejected)
-		return;
-	advise(_(message_advice_use_upstream));
-}
-
 static void advise_checkout_pull_push(void)
 {
 	if (!advice_push_non_ff_matching || !advice_push_update_rejected)
@@ -385,10 +371,7 @@ static int push_with_options(struct transport *transport, int flags)
 	if (reject_reasons & REJECT_NON_FF_HEAD) {
 		advise_pull_before_push();
 	} else if (reject_reasons & REJECT_NON_FF_OTHER) {
-		if (default_matching_used)
+		advise_checkout_pull_push();
-			advise_use_upstream();
-		else
-			advise_checkout_pull_push();
 	} else if (reject_reasons & REJECT_ALREADY_EXISTS) {
 		advise_ref_already_exists();
 	} else if (reject_reasons & REJECT_FETCH_FIRST) {