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      1 /*
      2  * Copyright (c) 2016 Fei Jie <feij.fnst (at) cn.fujitsu.com>
      3  * Copyright (c) 2016 Dmitry V. Levin <ldv (at) altlinux.org>
      4  * All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  * 3. The name of the author may not be used to endorse or promote products
     15  *    derived from this software without specific prior written permission.
     16  *
     17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27  */
     28 
     29 #include "tests.h"
     30 #include <asm/unistd.h>
     31 
     32 #ifdef __NR_getrusage
     33 
     34 # include <stdio.h>
     35 # include <stdint.h>
     36 # include <sys/resource.h>
     37 # include <unistd.h>
     38 
     39 int
     40 main(void)
     41 {
     42 	struct rusage *const usage = tail_alloc(sizeof(struct rusage));
     43 	int rc = syscall(__NR_getrusage, RUSAGE_SELF, usage);
     44 	printf("getrusage(RUSAGE_SELF, {ru_utime={tv_sec=%jd, tv_usec=%jd}"
     45 	       ", ru_stime={tv_sec=%jd, tv_usec=%jd}, ru_maxrss=%lu"
     46 	       ", ru_ixrss=%lu, ru_idrss=%lu, ru_isrss=%lu, ru_minflt=%lu"
     47 	       ", ru_majflt=%lu, ru_nswap=%lu, ru_inblock=%lu"
     48 	       ", ru_oublock=%lu, ru_msgsnd=%lu, ru_msgrcv=%lu"
     49 	       ", ru_nsignals=%lu, ru_nvcsw=%lu, ru_nivcsw=%lu}) = %d\n",
     50 	       (intmax_t) usage->ru_utime.tv_sec,
     51 	       (intmax_t) usage->ru_utime.tv_usec,
     52 	       (intmax_t) usage->ru_stime.tv_sec,
     53 	       (intmax_t) usage->ru_stime.tv_usec,
     54 	       usage->ru_maxrss, usage->ru_ixrss, usage->ru_idrss,
     55 	       usage->ru_isrss, usage->ru_minflt, usage->ru_majflt,
     56 	       usage->ru_nswap, usage->ru_inblock, usage->ru_oublock,
     57 	       usage->ru_msgsnd, usage->ru_msgrcv, usage->ru_nsignals,
     58 	       usage->ru_nvcsw, usage->ru_nivcsw, rc);
     59 
     60 	puts("+++ exited with 0 +++");
     61 	return 0;
     62 }
     63 
     64 #else
     65 
     66 SKIP_MAIN_UNDEFINED("__NR_getrusage")
     67 
     68 #endif
     69