diff options
Diffstat (limited to '')
| -rw-r--r-- | src/lua_api.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/lua_api.c b/src/lua_api.c index 8314e2a..ac9bf30 100644 --- a/src/lua_api.c +++ b/src/lua_api.c @@ -248,6 +248,30 @@ static int l_is_writeable(lua_State *L) { return 1; } +static int l_last_history(lua_State *L) { + char *history_element = lush_get_past_command(0); + // remove the newline character + history_element[strlen(history_element) - 1] = '\0'; + lua_pushstring(L, history_element); + free(history_element); + return 1; +} + +static int l_get_history(lua_State *L) { + int i = luaL_checkinteger(L, 1); + + // using 1 based indexing to be aligned with Lua + if (i < 1) + return 0; + + char *history_element = lush_get_past_command(i - 1); + // remove the newline character + history_element[strlen(history_element) - 1] = '\0'; + lua_pushstring(L, history_element); + free(history_element); + return 1; +} + // -- register Lua functions -- void lua_register_api(lua_State *L) { @@ -272,6 +296,10 @@ void lua_register_api(lua_State *L) { lua_setfield(L, -2, "isReadable"); lua_pushcfunction(L, l_is_writeable); lua_setfield(L, -2, "isWriteable"); + lua_pushcfunction(L, l_last_history); + lua_setfield(L, -2, "lastHistory"); + lua_pushcfunction(L, l_get_history); + lua_setfield(L, -2, "getHistory"); // set the table as global lua_setglobal(L, "lush"); } |