/* Bit values & structures for resource limits. Linux/MIPS version.
- Copyright (C) 1994, 1996, 1997, 1998, 1999, 2000, 2004
- Free Software Foundation, Inc.
+ Copyright (C) 1994-2019 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
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, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
+ License along with the GNU C Library. If not, see
+ <http://www.gnu.org/licenses/>. */
#ifndef _SYS_RESOURCE_H
# error "Never use <bits/resource.h> directly; include <sys/resource.h> instead."
__RLIMIT_MSGQUEUE = 12,
#define RLIMIT_MSGQUEUE __RLIMIT_MSGQUEUE
- __RLIMIT_NLIMITS = 13,
+ /* Maximum nice priority allowed to raise to.
+ Nice levels 19 .. -20 correspond to 0 .. 39
+ values of this resource limit. */
+ __RLIMIT_NICE = 13,
+#define RLIMIT_NICE __RLIMIT_NICE
+
+ /* Maximum realtime priority allowed for non-priviledged
+ processes. */
+ __RLIMIT_RTPRIO = 14,
+#define RLIMIT_RTPRIO __RLIMIT_RTPRIO
+
+ /* Maximum CPU time in µs that a process scheduled under a real-time
+ scheduling policy may consume without making a blocking system
+ call before being forcibly descheduled. */
+ __RLIMIT_RTTIME = 15,
+#define RLIMIT_RTTIME __RLIMIT_RTTIME
+
+ __RLIMIT_NLIMITS = 16,
__RLIM_NLIMITS = __RLIMIT_NLIMITS
#define RLIMIT_NLIMITS __RLIMIT_NLIMITS
#define RLIM_NLIMITS __RLIM_NLIMITS
};
/* Value to indicate that there is no limit. */
-#ifndef __USE_FILE_OFFSET64
-# define RLIM_INFINITY ((long int)(~0UL >> 1))
+#if _MIPS_SIM == _ABI64
+/* The N64 syscall uses this value. */
+# define RLIM_INFINITY 0xffffffffffffffffUL
+# ifdef __USE_LARGEFILE64
+# define RLIM64_INFINITY 0xffffffffffffffffUL
+# endif
#else
-# define RLIM_INFINITY 0x7fffffffffffffffLL
-#endif
-
-#ifdef __USE_LARGEFILE64
-# define RLIM64_INFINITY 0x7fffffffffffffffLL
+/* The O32 and N32 syscalls use 0x7fffffff. */
+# ifndef __USE_FILE_OFFSET64
+# define RLIM_INFINITY ((long int)(~0UL >> 1))
+# else
+# define RLIM_INFINITY 0xffffffffffffffffULL
+# endif
+# ifdef __USE_LARGEFILE64
+# define RLIM64_INFINITY 0xffffffffffffffffULL
+# endif
#endif
/* We can represent all limits. */
#define RUSAGE_SELF RUSAGE_SELF
/* All of its terminated child processes. */
- RUSAGE_CHILDREN = -1,
+ RUSAGE_CHILDREN = -1
#define RUSAGE_CHILDREN RUSAGE_CHILDREN
- /* Both. */
- __RUSAGE_BOTH = -2
-#define RUSAGE_BOTH __RUSAGE_BOTH
+#ifdef __USE_GNU
+ ,
+ /* The calling thread. */
+ RUSAGE_THREAD = 1
+# define RUSAGE_THREAD RUSAGE_THREAD
+ /* Name for the same functionality on Solaris. */
+# define RUSAGE_LWP RUSAGE_THREAD
+#endif
};
-#define __need_timeval
-#include <bits/time.h> /* For `struct timeval'. */
-
-/* Structure which says how much of each resource has been used. */
-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). */
- long int ru_maxrss;
- /* Amount of sharing of text segment memory
- with other processes (kilobyte-seconds). */
- long int ru_ixrss;
- /* Amount of data segment memory used (kilobyte-seconds). */
- long int ru_idrss;
- /* Amount of stack memory used (kilobyte-seconds). */
- long int ru_isrss;
- /* Number of soft page faults (i.e. those serviced by reclaiming
- a page from the list of pages awaiting reallocation. */
- long int ru_minflt;
- /* Number of hard page faults (i.e. those that required I/O). */
- long int ru_majflt;
- /* Number of times a process was swapped out of physical memory. */
- long int ru_nswap;
- /* Number of input operations via the file system. Note: This
- and `ru_oublock' do not include operations with the cache. */
- long int ru_inblock;
- /* Number of output operations via the file system. */
- long int ru_oublock;
- /* Number of IPC messages sent. */
- long int ru_msgsnd;
- /* Number of IPC messages received. */
- long int ru_msgrcv;
- /* Number of signals delivered. */
- long int ru_nsignals;
- /* 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). */
- long int ru_nvcsw;
- /* Number of involuntary context switches, i.e. a higher priority process
- became runnable or the current process used up its time slice. */
- long int ru_nivcsw;
- };
+#include <bits/types/struct_timeval.h>
+#include <bits/types/struct_rusage.h>
/* Priority limits. */
#define PRIO_MIN -20 /* Minimum priority a process can have. */
PRIO_USER = 2 /* WHO is a user ID. */
#define PRIO_USER PRIO_USER
};
+
+
+__BEGIN_DECLS
+
+#ifdef __USE_GNU
+/* Modify and return resource limits of a process atomically. */
+# ifndef __USE_FILE_OFFSET64
+extern int prlimit (__pid_t __pid, enum __rlimit_resource __resource,
+ const struct rlimit *__new_limit,
+ struct rlimit *__old_limit) __THROW;
+# else
+# ifdef __REDIRECT_NTH
+extern int __REDIRECT_NTH (prlimit, (__pid_t __pid,
+ enum __rlimit_resource __resource,
+ const struct rlimit *__new_limit,
+ struct rlimit *__old_limit), prlimit64);
+# else
+# define prlimit prlimit64
+# endif
+# endif
+# ifdef __USE_LARGEFILE64
+extern int prlimit64 (__pid_t __pid, enum __rlimit_resource __resource,
+ const struct rlimit64 *__new_limit,
+ struct rlimit64 *__old_limit) __THROW;
+# endif
+#endif
+
+__END_DECLS
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