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times.1p (2990B)

    

  1. '\" et
  2. .TH TIMES "1P" 2017 "IEEE/The Open Group" "POSIX Programmer's Manual"
  3. .\"
  4. .SH PROLOG
  5. This manual page is part of the POSIX Programmer's Manual.
  6. The Linux implementation of this interface may differ (consult
  7. the corresponding Linux manual page for details of Linux behavior),
  8. or the interface may not be implemented on Linux.
  9. .\"
  10. .SH NAME
  11. times
  12. \(em write process times
  13. .SH SYNOPSIS
  14. .LP
  15. .nf
  16. times\fR
  17. .fi
  18. .SH DESCRIPTION
  19. The
  20. .IR times
  21. utility shall write the accumulated user and system times for the shell
  22. and for all of its child processes, in the following POSIX locale
  23. format:
  24. .sp
  25. .RS 4
  26. .nf
  28. "%dm%fs %dm%fs\en%dm%fs %dm%fs\en", <\fIshell user minutes\fR>,
  29.     <\fIshell user seconds\fR>, <\fIshell system minutes\fR>,
  30.     <\fIshell system seconds\fR>, <\fIchildren user minutes\fR>,
  31.     <\fIchildren user seconds\fR>, <\fIchildren system minutes\fR>,
  32.     <\fIchildren system seconds\fR>
  33. .fi
  34. .P
  35. .RE
  36. .P
  37. The four pairs of times shall correspond to the members of the
  38. .IR <sys/times.h> 
  39. .BR tms
  40. structure (defined in the Base Definitions volume of POSIX.1\(hy2017,
  41. .IR "Chapter 13" ", " "Headers")
  42. as returned by
  43. \fItimes\fR():
  44. .IR tms_utime ,
  45. .IR tms_stime ,
  46. .IR tms_cutime ,
  47. and
  48. .IR tms_cstime ,
  49. respectively.
  50. .SH OPTIONS
  51. None.
  52. .SH OPERANDS
  53. None.
  54. .SH STDIN
  55. Not used.
  56. .SH "INPUT FILES"
  57. None.
  58. .SH "ENVIRONMENT VARIABLES"
  59. None.
  60. .SH "ASYNCHRONOUS EVENTS"
  61. Default.
  62. .SH STDOUT
  63. See the DESCRIPTION.
  64. .SH STDERR
  65. The standard error shall be used only for diagnostic messages.
  66. .SH "OUTPUT FILES"
  67. None.
  68. .SH "EXTENDED DESCRIPTION"
  69. None.
  70. .SH "EXIT STATUS"
  71. .IP "\00" 6
  72. Successful completion.
  73. .IP >0 6
  74. An error occurred.
  75. .SH "CONSEQUENCES OF ERRORS"
  76. Default.
  77. .LP
  78. .IR "The following sections are informative."
  79. .SH "APPLICATION USAGE"
  80. None.
  81. .SH EXAMPLES
  82. .LP
  83. .nf
  84. \fB$\fP times
  85. \fB0m0.43s 0m1.11s
  86. 8m44.18s 1m43.23s\fR
  87. .fi
  88. .SH "RATIONALE"
  89. The
  90. .IR times
  91. special built-in from the Single UNIX Specification is now required
  92. for all conforming shells.
  93. .SH "FUTURE DIRECTIONS"
  94. None.
  95. .SH "SEE ALSO"
  96. .IR "Section 2.14" ", " "Special Built-In Utilities"
  97. .P
  98. The Base Definitions volume of POSIX.1\(hy2017,
  99. .IR "\fB<sys_times.h>\fP"
  100. .\"
  101. .SH COPYRIGHT
  102. Portions of this text are reprinted and reproduced in electronic form
  103. from IEEE Std 1003.1-2017, Standard for Information Technology
  104. -- Portable Operating System Interface (POSIX), The Open Group Base
  105. Specifications Issue 7, 2018 Edition,
  106. Copyright (C) 2018 by the Institute of
  107. Electrical and Electronics Engineers, Inc and The Open Group.
  108. In the event of any discrepancy between this version and the original IEEE and
  109. The Open Group Standard, the original IEEE and The Open Group Standard
  110. is the referee document. The original Standard can be obtained online at
  111. http://www.opengroup.org/unix/online.html .
  112. .PP
  113. Any typographical or formatting errors that appear
  114. in this page are most likely
  115. to have been introduced during the conversion of the source files to
  116. man page format. To report such errors, see
  117. https://www.kernel.org/doc/man-pages/reporting_bugs.html .