PostgreSQL Source Code: src/include/utils/pg

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00001 /*-------------------------------------------------------------------------
00002  *
00003  * pg_rusage.h
00004  *    header file for resource usage measurement support routines
00005  *
00006  *
00007  * Portions Copyright (c) 1996-2013, PostgreSQL Global Development Group
00008  * Portions Copyright (c) 1994, Regents of the University of California
00009  *
00010  * src/include/utils/pg_rusage.h
00011  *
00012  *-------------------------------------------------------------------------
00013  */
00014 #ifndef PG_RUSAGE_H
00015 #define PG_RUSAGE_H
00016 
00017 #include <sys/time.h>
00018 
00019 #ifdef HAVE_SYS_RESOURCE_H
00020 #include <sys/resource.h>
00021 #else
00022 #include "rusagestub.h"
00023 #endif
00024 
00025 
00026 /* State structure for pg_rusage_init/pg_rusage_show */
00027 typedef struct PGRUsage
00028 {
00029     struct timeval tv;
00030     struct rusage ru;
00031 } PGRUsage;
00032 
00033 
00034 extern void pg_rusage_init(PGRUsage *ru0);
00035 extern const char *pg_rusage_show(const PGRUsage *ru0);
00036 
00037 #endif   /* PG_RUSAGE_H */
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pg_rusage.h
