File: core.c

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lua-term 0.07-2
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#define _POSIX_C_SOURCE 200112L

#include <lua.h>
#include <lauxlib.h>
#include <lualib.h>
#ifndef _MSC_VER
# include <unistd.h>
#endif

static int
lua_isatty(lua_State *L)
{
    FILE **fp = (FILE **) luaL_checkudata(L, -1, LUA_FILEHANDLE);

    lua_pushboolean(L, isatty(fileno(*fp)));
    return 1;
}

int
luaopen_term_core(lua_State *L)
{
    lua_newtable(L);
    lua_pushcfunction(L, lua_isatty);
    lua_setfield(L, -2, "isatty");

    return 1;
}