Fix "log --oneline" not to show notes

This option should be treated pretty much the same as --format="%h %s".

Signed-off-by: Junio C Hamano <gitster@pobox.com>

Documentation/pretty-options.txt

@@ -34,5 +34,5 @@ people using 80-column terminals.
 	Show the notes (see linkgit:git-notes[1]) that annotate the
 	commit, when showing the commit log message.  This is the default
 	for `git log`, `git show` and `git whatchanged` commands when
-	there is no `--pretty` nor `--format` option is given on the
-	command line.
+	there is no `--pretty`, `--format` nor `--oneline` option is
+	given on the command line.

revision.c

@@ -1176,6 +1176,7 @@ static int handle_revision_opt(struct rev_info *revs, int argc, const char **arg
 	} else if (!strcmp(arg, "--oneline")) {
 		revs->verbose_header = 1;
 		get_commit_format("oneline", revs);
+		revs->pretty_given = 1;
 		revs->abbrev_commit = 1;
 	} else if (!strcmp(arg, "--graph")) {
 		revs->topo_order = 1;

t/t3301-notes.sh

@@ -192,11 +192,13 @@ test_expect_success 'git format-patch --show-notes does show notes' '
 	grep spam output
 '
 
-for pretty in "" raw short medium full fuller format:%s
+for pretty in \
+	"" --pretty --pretty=raw --pretty=short --pretty=medium \
+	--pretty=full --pretty=fuller --pretty=format:%s --oneline
 do
 	case "$pretty" in
 	"") p= not= negate="" ;;
-	?*) p="--pretty=$pretty" not=" not" negate="!" ;;
+	?*) p="$pretty" not=" not" negate="!" ;;
 	esac
 	test_expect_success "git show $pretty does$not show notes" '
 		git show $p >output &&