diff options
Diffstat (limited to 'include/sys/resource.h')
-rw-r--r-- | include/sys/resource.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/include/sys/resource.h b/include/sys/resource.h new file mode 100644 index 000000000..19ed06f50 --- /dev/null +++ b/include/sys/resource.h @@ -0,0 +1,73 @@ +/* + * Resource control/accounting header file for linux-86 + */ + +#ifndef _SYS_RESOURCE_H +#define _SYS_RESOURCE_H + +#include <features.h> +#include <sys/time.h> +#include <limits.h> + +#define RUSAGE_SELF 0 +#define RUSAGE_CHILDREN (-1) +#define RUSAGE_BOTH (-2) /* sys_wait4() uses this */ + +struct rusage { + struct timeval ru_utime; /* user time used */ + struct timeval ru_stime; /* system time used */ + long ru_maxrss; /* maximum resident set size */ + long ru_ixrss; /* integral shared memory size */ + long ru_idrss; /* integral unshared data size */ + long ru_isrss; /* integral unshared stack size */ + long ru_minflt; /* page reclaims */ + long ru_majflt; /* page faults */ + long ru_nswap; /* swaps */ + long ru_inblock; /* block input operations */ + long ru_oublock; /* block output operations */ + long ru_msgsnd; /* messages sent */ + long ru_msgrcv; /* messages received */ + long ru_nsignals; /* signals received */ + long ru_nvcsw; /* voluntary context switches */ + long ru_nivcsw; /* involuntary " */ +}; + +#define RLIM_INFINITY ((long)(~0UL>>1)) + +struct rlimit { + long rlim_cur; + long rlim_max; +}; + +#define PRIO_MIN (-20) +#define PRIO_MAX 20 + +#define PRIO_PROCESS 0 +#define PRIO_PGRP 1 +#define PRIO_USER 2 + +#define RLIMIT_CPU 0 /* CPU time in ms */ +#define RLIMIT_FSIZE 1 /* Maximum filesize */ +#define RLIMIT_DATA 2 /* max data size */ +#define RLIMIT_STACK 3 /* max stack size */ +#define RLIMIT_CORE 4 /* max core file size */ +#define RLIMIT_RSS 5 /* max resident set size */ +#define RLIMIT_NPROC 6 /* max number of processes */ +#define RLIMIT_NOFILE 7 /* max number of open files */ +#define RLIMIT_MEMLOCK 8 /* max locked-in-memory address space */ + +#define RLIM_NLIMITS 9 + +extern int getrlimit __P ((int __resource, + struct rlimit *__rlp)); +extern int setrlimit __P ((int __resource, + __const struct rlimit *__rlp)); + +extern int getpriority __P((int __which, int __who)); +extern int setpriority __P((int __which, int __who, + int __prio)); + +extern int __getrusage __P ((int __who, struct rusage *__rusage)); +extern int getrusage __P ((int __who, struct rusage *__rusage)); + +#endif /* _SYS_RESOURCE_H */ |