133 lines
3.0 KiB
C
133 lines
3.0 KiB
C
#include <stdio.h>
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#include <lua5.3/lualib.h>
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#include <lua5.3/lauxlib.h>
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#include "termbox_render.h"
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#include "oct_termbox_sprite.h"
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#include "oct_networking.h"
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#define TB_IMPL
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#include "termbox.h"
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// Errors
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#define OCT_NO_LUA_FILE 1
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#define OCT_LUA_FILE_NOT_FOUND 2
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#define OCT_LUA_FILE_MISSING_OCT_INIT 3
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#define OCT_LUA_FILENAME_SIZE 128
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int oct_type;
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lua_State *L;
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struct {
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char port[6]; // max 65535 so 6 bytes needed
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// Might come in handy later to keep filename
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// e.g. if I ever want to allow downloading a script from peer
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char lua_file[OCT_LUA_FILENAME_SIZE];
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} args;
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int process_args(int argc, char* argv[]);
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int initialize_everything(char* lua_file);
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int deinitialize_everything();
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int main(int argc, char* argv[]) {
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int process_args_result = process_args(argc, argv);
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switch (process_args_result) {
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case OCT_NO_LUA_FILE:
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fprintf(stderr, "No lua file given\n");
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return EXIT_FAILURE;
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break;
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case OCT_LUA_FILE_NOT_FOUND:
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fprintf(stderr, "Could not open file: %s\n", argv[argc-1]);
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return EXIT_FAILURE;
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break;
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}
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struct tb_event ev;
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int finish = 0;
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while (!finish) {
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tb_clear();
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tb_peek_event(&ev, 10);
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if (ev.key == TB_KEY_ESC) {
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finish = 1;
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}
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lua_getglobal(L, "oct_loop");
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lua_pushinteger(L, ev.key);
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lua_pushinteger(L, ev.ch);
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lua_call(L, 2, 0);
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for (uint32_t i=0; i < oct_tb_sprite_list.new_index; i++) {
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oct_render_termbox_sprite(oct_tb_sprite_list.sprite_list[i]);
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}
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tb_present();
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}
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deinitialize_everything();
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return EXIT_SUCCESS;
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}
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int process_args(int argc, char* argv[]) {
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if (argc == 1) { // Didn't specify a file
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return OCT_NO_LUA_FILE;
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}
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// Set args.port to default
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strncpy(args.port, OCT_DEFAULT_PORT, 6);
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for (int i = 1; i < argc-1; i++) {
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// argv's are guaranteed to be zero-terminated, so can use
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// strcmp instead of strncmp
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if (strcmp(argv[i], "-p") == 0) {
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if (i != (argc-2)) {
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strncpy(args.port, argv[i+1], 6);
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i++;
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}
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}
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}
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strncpy(args.lua_file, argv[argc-1], OCT_LUA_FILENAME_SIZE);
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// TODO define other cmd line args here
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return initialize_everything(argv[argc-1]); // lua file should always be last argument
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}
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int initialize_everything(char* lua_file) {
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if (!oct_tb_sprite_list_initialize()) {
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return 0;
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}
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L = luaL_newstate();
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if (L == NULL) {
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fprintf(stderr, "Can't initialize Lua\n");
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return 0;
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}
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luaL_openlibs(L);
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oct_tb_initialize_lua(L);
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if (luaL_dofile(L, lua_file)) return OCT_LUA_FILE_NOT_FOUND;
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lua_getglobal(L, "oct_init");
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lua_call(L, 0, 1);
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int type = lua_tointeger(L, -1);
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//printf("TYPE: %d\n", type);
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if (type == OCT_TYPE_SERVER) {
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// TODO make port a command line argument
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if (!oct_network_server_init(args.port)) {
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printf("Could not establish a socket on port %s\n", args.port);
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return 0;
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}
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}
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else if (type == OCT_TYPE_CLIENT) {
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//oct_network_client_init();
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}
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else {
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// Do nothing, offline
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}
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tb_init();
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return 0;
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}
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int deinitialize_everything() {
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tb_shutdown();
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lua_close(L);
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oct_tb_sprite_list_deinitialize();
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return 1;
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}
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