diff options
Diffstat (limited to '')
| -rw-r--r-- | src/lua_api.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/lua_api.c b/src/lua_api.c index 21f5d39..93fee31 100644 --- a/src/lua_api.c +++ b/src/lua_api.c @@ -26,6 +26,7 @@ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. #include <stdio.h> #include <stdlib.h> #include <string.h> +#include <sys/ioctl.h> #include <sys/stat.h> #include <unistd.h> @@ -332,6 +333,26 @@ static int l_alias(lua_State *L) { return 0; } +static int l_terminal_cols(lua_State *L) { + struct winsize w; + if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &w) == -1) { + perror("ioctl"); + return 0; + } + lua_pushnumber(L, w.ws_col); + return 1; +} + +static int l_terminal_rows(lua_State *L) { + struct winsize w; + if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &w) == -1) { + perror("ioctl"); + return 0; + } + lua_pushnumber(L, w.ws_row); + return 1; +} + // -- register Lua functions -- void lua_register_api(lua_State *L) { @@ -370,6 +391,10 @@ void lua_register_api(lua_State *L) { lua_setfield(L, -2, "setPrompt"); lua_pushcfunction(L, l_alias); lua_setfield(L, -2, "alias"); + lua_pushcfunction(L, l_terminal_cols); + lua_setfield(L, -2, "termCols"); + lua_pushcfunction(L, l_terminal_rows); + lua_setfield(L, -2, "termRows"); // set the table as global lua_setglobal(L, "lush"); } |