diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/vty/command.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/vty/command.c b/src/vty/command.c index 9d8bf314..587bd626 100644 --- a/src/vty/command.c +++ b/src/vty/command.c @@ -594,6 +594,22 @@ static int vty_dump_nodes(struct vty *vty) return 0; } +/* \brief Check if a command with given string exists at given node */ +static int check_element_exists(struct cmd_node *cnode, const char *cmdstring) +{ + int i; + + for (i = 0; i < vector_active(cnode->cmd_vector); ++i) { + struct cmd_element *elem; + elem = vector_slot(cnode->cmd_vector, i); + if (!elem->string) + continue; + if (!strcmp(elem->string, cmdstring)) + return 1; + } + return 0; +} + /*! \brief Install a command into a node * \param[in] ntype Node Type * \param[cmd] element to be installed @@ -605,6 +621,9 @@ void install_element(int ntype, struct cmd_element *cmd) cnode = vector_slot(cmdvec, ntype); OSMO_ASSERT(cnode); + /* ensure no _identical_ command has been registered at this + * node so far */ + OSMO_ASSERT(!check_element_exists(cnode, cmd->string)); vector_set(cnode->cmd_vector, cmd); |