/* Copyright libuv project contributors. All rights reserved.

 *

 * Permission is hereby granted, free of charge, to any person obtaining a copy

 * of this software and associated documentation files (the "Software"), to

 * deal in the Software without restriction, including without limitation the

 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or

 * sell copies of the Software, and to permit persons to whom the Software is

 * furnished to do so, subject to the following conditions:

 *

 * The above copyright notice and this permission notice shall be included in

 * all copies or substantial portions of the Software.

 *

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING

 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS

 * IN THE SOFTWARE.

 */

#include "uv.h"

#include "internal.h"

#include <sys/sysinfo.h>

#include <unistd.h>

int uv_uptime(double* uptime) {

  struct sysinfo info;

  if (sysinfo(&info) < 0)

    return UV__ERR(errno);

  *uptime = info.uptime;

  return 0;

}

int uv_resident_set_memory(size_t* rss) {

  /* FIXME: read /proc/meminfo? */

  *rss = 0;

  return 0;

}

int uv_cpu_info(uv_cpu_info_t** cpu_infos, int* count) {

  /* FIXME: read /proc/stat? */

  *cpu_infos = NULL;

  *count = 0;

  return UV_ENOSYS;

}

uint64_t uv_get_constrained_memory(void) {

  return 0;  /* Memory constraints are unknown. */

}