forked from izaya/LuPPC
77 lines
1.8 KiB
C
77 lines
1.8 KiB
C
#include "lupi.h"
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#include <lua.h>
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#include <lualib.h>
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#include <lauxlib.h>
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#include <stdlib.h>
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#include <unistd.h>
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#ifdef _WIN32
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#define WIN32
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#endif
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#include <event2/event.h>
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#include <event2/event_struct.h>
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struct event_base *base;
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struct event stdinEvent;
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int nevt = 0;
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static void handleStdin(evutil_socket_t fd, short what, void *ptr) {
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char buf;
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int r = read(fd, &buf, 1); /* TODO: Wide chars? */
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if(r > 0) {
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lua_State* L = getL();
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lua_getglobal(L, "pushEvent");
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lua_pushstring(L, "key_down");
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lua_pushstring(L, "TODO:SetThisUuid");/* Also in textgpu.lua */
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lua_pushnumber(L, buf);
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lua_pushnumber(L, -1);
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lua_pushstring(L, "root");
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lua_call(L, 5, 0);
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lua_getglobal(L, "pushEvent");
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lua_pushstring(L, "key_up");
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lua_pushstring(L, "TODO:SetThisUuid");
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lua_pushnumber(L, buf);
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lua_pushnumber(L, -1);
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lua_pushstring(L, "root");
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lua_call(L, 5, 0);
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nevt += 2;
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}
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}
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void event_prepare() {
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struct event_config* cfg = event_config_new();
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event_config_set_flag(cfg, EVENT_BASE_FLAG_NO_CACHE_TIME);
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base = event_base_new_with_config(cfg);
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evutil_make_socket_nonblocking(STDIN_FILENO);
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event_assign(&stdinEvent, base, STDIN_FILENO, EV_READ, handleStdin, NULL);
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}
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static void add_events(struct timeval* timeout) {
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event_add(&stdinEvent, timeout);
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}
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int event_pull(int _timeout) {
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if(_timeout > 0) { /* wait max this much time for event */
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struct timeval timeout = {_timeout / 1000, (_timeout % 1000) * 1000};
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add_events(&timeout);
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event_base_loop(base, EVLOOP_ONCE);
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} else if(_timeout == 0) { /* Get event without blocking */
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add_events(NULL);
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event_base_loop(base, EVLOOP_ONCE | EVLOOP_NONBLOCK);
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} else { /* wait for event to appear */
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add_events(NULL);
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event_base_loop(base, EVLOOP_ONCE);
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}
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int n = nevt;
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nevt = 0;
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return n;
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}
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