#ifndef _RESOURCE_H
#define _RESOURCE_H
 
#ifdef __cplusplus
extern "C" {
#endif
 
#ifndef __STRICT_ANSI__
 
#ifndef _POSIX_SOURCE
 
#include <time.h>
 
#define RUSAGE_SELF     0               /* calling process */
#define RUSAGE_CHILDREN -1              /* terminated child processes */
 
struct rusage {
  struct timeval ru_utime;	/* user time used */
  struct timeval ru_stime;	/* system time used */
  long ru_maxrss;		/* integral max resident set size */
  long ru_ixrss;		/* integral shared text 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 context switches */
};
 
#define RLIMIT_CPU	0	/* cpu time in milliseconds */
#define RLIMIT_FSIZE	1	/* maximum file size */
#define RLIMIT_DATA	2	/* data size */
#define RLIMIT_STACK	3	/* stack size */
#define RLIMIT_CORE	4	/* core file size */
#define RLIMIT_RSS	5	/* resident set size */
#define RLIMIT_MEMLOCK	6	/* locked-in-memory address space */
#define RLIMIT_NPROC	7	/* number of processes */
#define RLIMIT_NOFILE	8	/* number of open files */
 
#define RLIM_NLIMITS	9	/* number of resource limits */
#define RLIM_INFINITY	((long) ((1UL << 31) - 1UL))
#define RLIM_SAVED_CUR	(RLIM_INFINITY)
#define RLIM_SAVED_MAX	(RLIM_INFINITY)
 
typedef long rlim_t;
 
struct rlimit {
  rlim_t rlim_cur;		/* current (soft) limit */
  rlim_t rlim_max;		/* maximum value for rlim_cur */
};
 
int getrusage(int _who, struct rusage *_rusage);
int getrlimit(int _rltype, struct rlimit *_rlimit);
int setrlimit(int _rltype, const struct rlimit *_rlimit);
 
#endif /* !_POSIX_SOURCE */
#endif /* !__STRICT_ANSI__ */
 
#ifdef __cplusplus
}
#endif
 
#endif /* !_RESOURCE_H */

#ifndef _WAIT_H
#define _WAIT_H
 
#ifdef __cplusplus
extern "C" {
#endif
 
#ifndef __STRICT_ANSI__
 
#include <sys/types.h>
 
#define WEXITSTATUS(stat_val)	(  (stat_val) & 0x000ff)
#define WIFEXITED(stat_val)	(!((stat_val) & 0x3ff00))
#define WIFSIGNALED(stat_val)	( ((stat_val) & 0x3ff00))
#define WIFSTOPPED(stat_val)	0
#define WNOHANG			1
#define WSTOPSIG(stat_val)	0
#define WTERMSIG(stat_val)	( ((stat_val) >> 8 ) & 0x3ff)
#define WUNTRACED		0
 
pid_t wait(int *stat_loc);
pid_t waitpid(pid_t pid, int *stat_loc, int options);
 
#endif /* !__STRICT_ANSI__ */
 
#ifdef __cplusplus
}
#endif
 
#endif /* !_WAIT_H */