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Compiled tree of Oasis Linux based on own branch at <https://hacktivis.me/git/oasis/> git clone https://anongit.hacktivis.me/git/oasis-root.git

ferror.3p (2288B)

    

  1. '\" et
  2. .TH FERROR "3P" 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. ferror
  12. \(em test error indicator on a stream
  13. .SH SYNOPSIS
  14. .LP
  15. .nf
  16. #include <stdio.h>
  17. .P
  18. int ferror(FILE *\fIstream\fP);
  19. .fi
  20. .SH DESCRIPTION
  21. The functionality described on this reference page is aligned with the
  22. ISO\ C standard. Any conflict between the requirements described here and the
  23. ISO\ C standard is unintentional. This volume of POSIX.1\(hy2017 defers to the ISO\ C standard.
  24. .P
  25. The
  26. \fIferror\fR()
  27. function shall test the error indicator for the stream pointed to by
  28. .IR stream .
  29. .P
  30. The
  31. \fIferror\fR()
  32. function shall not change the setting of
  33. .IR errno
  34. if
  35. .IR stream
  36. is valid.
  37. .SH "RETURN VALUE"
  38. The
  39. \fIferror\fR()
  40. function shall return non-zero if and only if the error indicator is
  41. set for
  42. .IR stream .
  43. .SH ERRORS
  44. No errors are defined.
  45. .LP
  46. .IR "The following sections are informative."
  47. .SH EXAMPLES
  48. None.
  49. .SH "APPLICATION USAGE"
  50. None.
  51. .SH RATIONALE
  52. None.
  53. .SH "FUTURE DIRECTIONS"
  54. None.
  55. .SH "SEE ALSO"
  56. .IR "\fIclearerr\fR\^(\|)",
  57. .IR "\fIfeof\fR\^(\|)",
  58. .IR "\fIfopen\fR\^(\|)"
  59. .P
  60. The Base Definitions volume of POSIX.1\(hy2017,
  61. .IR "\fB<stdio.h>\fP"
  62. .\"
  63. .SH COPYRIGHT
  64. Portions of this text are reprinted and reproduced in electronic form
  65. from IEEE Std 1003.1-2017, Standard for Information Technology
  66. -- Portable Operating System Interface (POSIX), The Open Group Base
  67. Specifications Issue 7, 2018 Edition,
  68. Copyright (C) 2018 by the Institute of
  69. Electrical and Electronics Engineers, Inc and The Open Group.
  70. In the event of any discrepancy between this version and the original IEEE and
  71. The Open Group Standard, the original IEEE and The Open Group Standard
  72. is the referee document. The original Standard can be obtained online at
  73. http://www.opengroup.org/unix/online.html .
  74. .PP
  75. Any typographical or formatting errors that appear
  76. in this page are most likely
  77. to have been introduced during the conversion of the source files to
  78. man page format. To report such errors, see
  79. https://www.kernel.org/doc/man-pages/reporting_bugs.html .