c@409: #include <stdio.h>
c@409: #include <stdlib.h>
c@409: #include <sys/times.h>
c@409: #include <sys/types.h>
c@409: #include <unistd.h>
c@409: 
c@409: #include "pstats.h"
c@409: 
c@409: static struct tms tms_beg;
c@409: static struct tms tms_end;
c@409: static int has_times = 0;
c@409: 
c@409: 
c@409: void pstats_init(void)
c@409: {
c@409:     has_times = times(&tms_beg) != -1;
c@409: }
c@409: 
c@409: static void tms_report(void)
c@409: {
c@409:     double cputime;
c@409:     if (! has_times )
c@409:         return;
c@409:     times(&tms_end);
c@409:     cputime = ( ((float)tms_end.tms_utime + tms_end.tms_stime + tms_end.tms_cutime + tms_end.tms_cstime ) -
c@409:                 ((float)tms_beg.tms_utime + tms_beg.tms_stime + tms_beg.tms_cutime + tms_beg.tms_cstime ) )
c@409:                / sysconf(_SC_CLK_TCK);
c@409:     fprintf(stderr,"\tcputime=%.3f\n" , cputime);
c@409: }
c@409: 
c@409: static void ps_report(void)
c@409: {
c@409:     char buf[1024];
c@409: #ifdef __APPLE__ /*  MAC OS X */
c@409:     sprintf(buf,"ps -o command,majflt,minflt,rss,pagein,vsz -p %d 1>&2",getpid() );
c@409: #else /* GNU/Linux */
c@409:     sprintf(buf,"ps -o comm,majflt,minflt,rss,drs,pagein,sz,trs,vsz %d 1>&2",getpid() );
c@409: #endif    
c@409:     if (system( buf )==-1) {
c@409:         perror("system call to ps failed");
c@409:     }
c@409: }
c@409: 
c@409: void pstats_report()
c@409: {
c@409:     ps_report();
c@409:     tms_report();
c@409: }
c@409: