[RFC PATCH v2 3/4] rebase: extract add_exec()

[Andrei Rybak <rybak.a.v@gmail.com>]

In following commit addition of commands to the todo file will be
implemented for the --edit-todo action.  So extract a function to avoid
duplicating the code for splitting of opts->cmd into list of commands.

Signed-off-by: Andrei Rybak <rybak.a.v@gmail.com>
---
 builtin/rebase.c | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/builtin/rebase.c b/builtin/rebase.c
index fa27f7b439..8a6ac7439b 100644
--- a/builtin/rebase.c
+++ b/builtin/rebase.c
@@ -299,6 +299,17 @@ static void split_exec_commands(const char *cmd, struct string_list *commands)
 	}
 }
 
+static int add_exec(const char *cmd)
+{
+	struct string_list commands = STRING_LIST_INIT_DUP;
+	int ret;
+
+	split_exec_commands(cmd, &commands);
+	ret = add_exec_commands(&commands);
+	string_list_clear(&commands, 0);
+	return ret;
+}
+
 static int do_interactive_rebase(struct rebase_options *opts, unsigned flags)
 {
 	int ret;
@@ -420,11 +431,7 @@ static int run_rebase_interactive(struct rebase_options *opts,
 		ret = rearrange_squash_in_todo_file();
 		break;
 	case ACTION_ADD_EXEC: {
-		struct string_list commands = STRING_LIST_INIT_DUP;
-
-		split_exec_commands(opts->cmd, &commands);
-		ret = add_exec_commands(&commands);
-		string_list_clear(&commands, 0);
+		ret = add_exec(opts->cmd);
 		break;
 	}
 	default:
-- 
2.24.0.windows.2