sigar/bindings/lua/sigar-swap.c

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/**
* Copyright (c) 2009, Sun Microsystems Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* - Neither the name of Sun Microsystems Inc. nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <lua.h>
#include <lauxlib.h>
#include <lualib.h>
#include <string.h>
#include "sigar.h"
#include "lua-sigar.h"
int lua_sigar_swap_get(lua_State *L) {
sigar_t *s = *(sigar_t **)luaL_checkudata(L, 1, "sigar");
sigar_swap_t swap;
sigar_swap_get(s, &swap);
lua_newtable(L);
#define DATA \
(&(swap))
LUA_EXPORT_INT(DATA, total);
LUA_EXPORT_INT(DATA, used);
LUA_EXPORT_INT(DATA, free);
LUA_EXPORT_INT(DATA, page_in);
LUA_EXPORT_INT(DATA, page_out);
#undef DATA
return 1;
}