1 /*-------------------------------------------------------------------------
2  *
3  * pg_rusage.h
4  *	  header file for resource usage measurement support routines
5  *
6  *
7  * Portions Copyright (c) 1996-2016, PostgreSQL Global Development Group
8  * Portions Copyright (c) 1994, Regents of the University of California
9  *
10  * src/include/utils/pg_rusage.h
11  *
12  *-------------------------------------------------------------------------
13  */
14 #ifndef PG_RUSAGE_H
15 #define PG_RUSAGE_H
16 
17 #include <sys/time.h>
18 
19 #ifdef HAVE_SYS_RESOURCE_H
20 #include <sys/resource.h>
21 #else
22 #include "rusagestub.h"
23 #endif
24 
25 
26 /* State structure for pg_rusage_init/pg_rusage_show */
27 typedef struct PGRUsage
28 {
29 	struct timeval tv;
30 	struct rusage ru;
31 } PGRUsage;
32 
33 
34 extern void pg_rusage_init(PGRUsage *ru0);
35 extern const char *pg_rusage_show(const PGRUsage *ru0);
36 
37 #endif   /* PG_RUSAGE_H */
38