push: learn --progress

Signed-off-by: Tay Ray Chuan <rctay89@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

Documentation/git-push.txt

@@ -148,12 +148,19 @@ useful if you write an alias or script around 'git push'.
 -q::
 --quiet::
 	Suppress all output, including the listing of updated refs,
-	unless an error occurs.
+	unless an error occurs. Progress is not reported to the standard
+	error stream.
 
 -v::
 --verbose::
 	Run verbosely.
 
+--progress::
+	Progress status is reported on the standard error stream
+	by default when it is attached to a terminal, unless -q
+	is specified. This flag forces progress status even if the
+	standard error stream is not directed to a terminal.
+
 include::urls-remotes.txt[]
 
 OUTPUT

builtin-push.c

@@ -18,6 +18,7 @@ static int thin;
 static int deleterefs;
 static const char *receivepack;
 static int verbosity;
+static int progress;
 
 static const char **refspec;
 static int refspec_nr;
@@ -107,7 +108,7 @@ static int push_with_options(struct transport *transport, int flags)
 	int err;
 	int nonfastforward;
 
-	transport_set_verbosity(transport, verbosity, 0);
+	transport_set_verbosity(transport, verbosity, progress);
 
 	if (receivepack)
 		transport_set_option(transport,
@@ -223,6 +224,7 @@ int cmd_push(int argc, const char **argv, const char *prefix)
 		OPT_STRING( 0 , "exec", &receivepack, "receive-pack", "receive pack program"),
 		OPT_BIT('u', "set-upstream", &flags, "set upstream for git pull/status",
 			TRANSPORT_PUSH_SET_UPSTREAM),
+		OPT_BOOLEAN(0, "progress", &progress, "force progress reporting"),
 		OPT_END()
 	};