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/* 
|| This file is part of Pike. For copyright information see COPYRIGHT. 
|| Pike is distributed under GPL, LGPL and MPL. See the file COPYING 
|| for more information. 
|| $Id: pike_rusage.h,v 1.13 2003/01/13 16:11:32 mast Exp $ 
*/ 
 
#ifndef PIKE_RUSAGE_H 
#define PIKE_RUSAGE_H 
 
/* Prototypes begin here */ 
typedef long pike_rusage_t[29]; 
int pike_get_rusage(pike_rusage_t rusage_values); 
long *low_rusage(void); 
 
/* get_cpu_time returns the consumed cpu time (both in kernel and user 
 * space, if applicable), or zero if it couldn't be read. Note that 
 * many systems have fairly poor resolution, e.g. on Linux x86 it's 
 * only 0.01 second. gettimeofday can therefore be a better choice to 
 * measure small time intervals. */ 
#ifdef INT64 
/* The time is returned in nanoseconds. */ 
typedef INT64 cpu_time_t; 
#define LONG_CPU_TIME 
#define CPU_TIME_TICKS /* per second */ ((cpu_time_t) 1000000000) 
#define CPU_TIME_UNIT "ns" 
#else 
/* The time is returned in milliseconds. (Note that the value will 
 * wrap after about 49 days.) */ 
typedef unsigned long cpu_time_t; 
#define CPU_TIME_TICKS /* per second */ ((cpu_time_t) 1000) 
#define CPU_TIME_UNIT "ms" 
#endif 
cpu_time_t get_cpu_time (void); 
 
INT32 internal_rusage(void);    /* For compatibility. */ 
 
#if defined(PIKE_DEBUG) || defined(INTERNAL_PROFILING) 
void debug_print_rusage(FILE *out); 
#endif 
/* Prototypes end here */ 
 
#endif /* !PIKE_RUSAGE_H */