diff options
Diffstat (limited to 'resource')
| -rw-r--r-- | resource/Makefile | 2 | ||||
| -rw-r--r-- | resource/bits/types/struct_rusage.h | 130 |
2 files changed, 131 insertions, 1 deletions
diff --git a/resource/Makefile b/resource/Makefile index 8235770737..06bc7a2fb2 100644 --- a/resource/Makefile +++ b/resource/Makefile @@ -20,7 +20,7 @@ subdir := resource include ../Makeconfig headers := sys/resource.h bits/resource.h sys/vlimit.h sys/vtimes.h \ - ulimit.h + ulimit.h bits/types/struct_rusage.h routines := getrlimit setrlimit getrlimit64 setrlimit64 getrusage ulimit \ vlimit vtimes getpriority setpriority nice diff --git a/resource/bits/types/struct_rusage.h b/resource/bits/types/struct_rusage.h new file mode 100644 index 0000000000..1ddb09986b --- /dev/null +++ b/resource/bits/types/struct_rusage.h @@ -0,0 +1,130 @@ +/* Define struct rusage. + Copyright (C) 1994-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef __rusage_defined +#define __rusage_defined 1 + +#include <bits/types.h> +#include <bits/types/struct_timeval.h> + +/* Structure which says how much of each resource has been used. */ + +/* The purpose of all the unions is to have the kernel-compatible layout + while keeping the API type as 'long int', and among machines where + __syscall_slong_t is not 'long int', this only does the right thing + for little-endian ones, like x32. */ +struct rusage + { + /* Total amount of user time used. */ + struct timeval ru_utime; + /* Total amount of system time used. */ + struct timeval ru_stime; + /* Maximum resident set size (in kilobytes). */ + __extension__ union + { + long int ru_maxrss; + __syscall_slong_t __ru_maxrss_word; + }; + /* Amount of sharing of text segment memory + with other processes (kilobyte-seconds). */ + /* Maximum resident set size (in kilobytes). */ + __extension__ union + { + long int ru_ixrss; + __syscall_slong_t __ru_ixrss_word; + }; + /* Amount of data segment memory used (kilobyte-seconds). */ + __extension__ union + { + long int ru_idrss; + __syscall_slong_t __ru_idrss_word; + }; + /* Amount of stack memory used (kilobyte-seconds). */ + __extension__ union + { + long int ru_isrss; + __syscall_slong_t __ru_isrss_word; + }; + /* Number of soft page faults (i.e. those serviced by reclaiming + a page from the list of pages awaiting reallocation. */ + __extension__ union + { + long int ru_minflt; + __syscall_slong_t __ru_minflt_word; + }; + /* Number of hard page faults (i.e. those that required I/O). */ + __extension__ union + { + long int ru_majflt; + __syscall_slong_t __ru_majflt_word; + }; + /* Number of times a process was swapped out of physical memory. */ + __extension__ union + { + long int ru_nswap; + __syscall_slong_t __ru_nswap_word; + }; + /* Number of input operations via the file system. Note: This + and `ru_oublock' do not include operations with the cache. */ + __extension__ union + { + long int ru_inblock; + __syscall_slong_t __ru_inblock_word; + }; + /* Number of output operations via the file system. */ + __extension__ union + { + long int ru_oublock; + __syscall_slong_t __ru_oublock_word; + }; + /* Number of IPC messages sent. */ + __extension__ union + { + long int ru_msgsnd; + __syscall_slong_t __ru_msgsnd_word; + }; + /* Number of IPC messages received. */ + __extension__ union + { + long int ru_msgrcv; + __syscall_slong_t __ru_msgrcv_word; + }; + /* Number of signals delivered. */ + __extension__ union + { + long int ru_nsignals; + __syscall_slong_t __ru_nsignals_word; + }; + /* Number of voluntary context switches, i.e. because the process + gave up the process before it had to (usually to wait for some + resource to be available). */ + __extension__ union + { + long int ru_nvcsw; + __syscall_slong_t __ru_nvcsw_word; + }; + /* Number of involuntary context switches, i.e. a higher priority process + became runnable or the current process used up its time slice. */ + __extension__ union + { + long int ru_nivcsw; + __syscall_slong_t __ru_nivcsw_word; + }; + }; + +#endif |