[PATCH 1/2] add grename command

---
 src/actions.c |    9 +++++++++
 src/actions.h |    1 +
 src/group.c   |    8 ++++++++
 src/group.h   |    1 +
 4 files changed, 19 insertions(+), 0 deletions(-)

diff --git a/src/actions.c b/src/actions.c
index c7534bc..cb0fb2c 100644
--- a/src/actions.c
+++ b/src/actions.c
@@ -254,6 +254,8 @@ init_user_commands(void)
                "Name: ", arg_STRING);
   add_command ("gnewbg",        cmd_gnewbg,     1, 1, 1,
                "Name: ", arg_STRING);
+  add_command ("grename",       cmd_grename,    1, 1, 1,
+               "Change group name to: ", arg_STRING);
   add_command ("gnext",         cmd_gnext,      0, 0, 0);
   add_command ("gprev",         cmd_gprev,      0, 0, 0);
   add_command ("gother",        cmd_gother,     0, 0, 0);
@@ -4847,6 +4849,13 @@ cmd_gnewbg (int interactive, struct cmdarg **args)
 }
 
 cmdret *
+cmd_grename (int interactive, struct cmdarg **args)
+{
+  group_rename (rp_current_group, ARG_STRING(0));
+  return cmdret_new (RET_SUCCESS, NULL);
+}
+
+cmdret *
 cmd_gselect (int interactive, struct cmdarg **args)
 {
   rp_group *g;
diff --git a/src/actions.h b/src/actions.h
index 76ee85f..3fcd3b7 100644
--- a/src/actions.h
+++ b/src/actions.h
@@ -140,6 +140,7 @@ RP_CMD (gnext);
 RP_CMD (gprev);
 RP_CMD (gother);
 RP_CMD (gravity);
+RP_CMD (grename);
 RP_CMD (groups);
 RP_CMD (gselect);
 RP_CMD (h_split);
diff --git a/src/group.c b/src/group.c
index e5d66f9..069b677 100644
--- a/src/group.c
+++ b/src/group.c
@@ -101,6 +101,14 @@ group_add_new_group (char *name)
   return g;
 }
 
+void
+group_rename (rp_group *g, char *name)
+{
+  if (g->name)
+    free (g->name);
+  g->name = xstrdup (name);
+}
+
 rp_group *
 group_next_group (void)
 {
diff --git a/src/group.h b/src/group.h
index 4e6ad81..176e4ee 100644
--- a/src/group.h
+++ b/src/group.h
@@ -53,6 +53,7 @@ rp_group *group_next_group (void);
 rp_group *group_last_group (void);
 
 rp_group *group_add_new_group (char *name);
+void group_rename (rp_group *g, char *name);
 
 rp_window_elem *group_find_window (struct list_head *list, rp_window *win);
 rp_window_elem *group_find_window_by_number (rp_group *g, int num);
-- 
1.6.0.2.307.gc427.dirty