granicus.if.org Git - strace/blob - tests/sysinfo.c

   1 /*
   2  * Copyright (c) 2015 Elvira Khabirova <lineprinter0@gmail.com>
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. The name of the author may not be used to endorse or promote products
  14  *    derived from this software without specific prior written permission.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26  */
  27
  28 #include <stdio.h>
  29 #include <sys/sysinfo.h>
  30
  31 int
  32 main (void)
  33 {
  34         struct sysinfo si;
  35         if (sysinfo(&si) == -1)
  36                 return 77;
  37         printf("sysinfo({uptime=%llu"
  38                 ", loads=[%llu, %llu, %llu]"
  39                 ", totalram=%llu"
  40                 ", freeram=%llu"
  41                 ", sharedram=%llu"
  42                 ", bufferram=%llu"
  43                 ", totalswap=%llu"
  44                 ", freeswap=%llu"
  45                 ", procs=%u"
  46                 ", totalhigh=%llu"
  47                 ", freehigh=%llu"
  48                 ", mem_unit=%u"
  49                 "}) = 0\n",
  50                 (unsigned long long) si.uptime
  51                 , (unsigned long long) si.loads[0]
  52                 , (unsigned long long) si.loads[1]
  53                 , (unsigned long long) si.loads[2]
  54                 , (unsigned long long) si.totalram
  55                 , (unsigned long long) si.freeram
  56                 , (unsigned long long) si.sharedram
  57                 , (unsigned long long) si.bufferram
  58                 , (unsigned long long) si.totalswap
  59                 , (unsigned long long) si.freeswap
  60                 , (unsigned) si.procs
  61                 , (unsigned long long) si.totalhigh
  62                 , (unsigned long long) si.freehigh
  63                 , si.mem_unit
  64                 );
  65         puts("+++ exited with 0 +++");
  66         return 0;
  67 }