# 2.11BSD#431 - /usr/src/bin/time.c

##### Functions

    main              X
    printt            X

       1: #ifndef lint
       2: static  char *sccsid = "@(#)time.c	4.5 (Berkeley) 7/1/83";
       3: #endif
       4:
       5: /*
       6:  * time
       7:  */
       8: #include <stdio.h>
       9: #include <signal.h>
      10: #include <sys/types.h>
      11: #include <sys/time.h>
      12: #include <sys/resource.h>
      13:
      14: main(argc, argv)
      15:     int argc;
      16:     char **argv;
      17: {
      18:     int status;
      19:     register int p;
      20:     struct timeval before, after;
      21:     struct rusage ru;
      22:
      23:     if (argc<=1)
      24:         exit(0);
      25:     gettimeofday(&before, 0);
      26:     p = fork();
      27:     if (p < 0) {
      28:         perror("time");
      29:         exit(1);
      30:     }
      31:     if (p == 0) {
      32:         execvp(argv[1], &argv[1]);
      33:         perror(argv[1]);
      34:         exit(1);
      35:     }
      36:     signal(SIGINT, SIG_IGN);
      37:     signal(SIGQUIT, SIG_IGN);
      38:     while (wait3(&status, 0, &ru) != p)
      39:         ;
      40:     gettimeofday(&after, 0);
      41:     if ((status&0377) != 0)
      42:         fprintf(stderr, "Command terminated abnormally.\n");
      43:     after.tv_sec -= before.tv_sec;
      44:     after.tv_usec -= before.tv_usec;
      45:     if (after.tv_usec < 0)
      46:         after.tv_sec--, after.tv_usec += 1000000;
      47:     printt("real", &after);
      48:     printt("user", &ru.ru_utime);
      49:     printt("sys ", &ru.ru_stime);
      50:     fprintf(stderr, "\n");
      51:     exit (status>>8);
      52: }
      53:
      54: printt(s, tv)
      55:     char *s;
      56:     struct timeval *tv;
      57: {
      58:
      59:     fprintf(stderr, "%9ld.%01ld %s ", tv->tv_sec, tv->tv_usec/100000, s);
      60: }

#### Defined functions

main defined in line 14; never used
printt defined in line 54; used 3 times

- in line 47-49(3)

#### Defined variables

sccsid defined in line 2; never used

Last modified: 1987-03-13 Generated: 2016-12-26 | Generated by src2html V0.67 page hit count: 1131 |