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Annotation of coherent/a/usr/man/ALL/errno, revision 1.1

1.1     ! root        1: 
        !             2: 
        !             3: errno                 Technical Information                 errno
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        !             8: External integer for return of error status
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        !            10: extern int errno;
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        !            12: errno  is an  external  integer that  COHERENT  links into  every
        !            13: program.  COHERENT sets errno  to the negative value of any error
        !            14: status  returned  by  COHERENT  to  the  functions  that  perform
        !            15: COHERENT system calls.
        !            16: 
        !            17: Mathematical functions  use errno to  indicate classifications of
        !            18: errors on  return.  eerrrrnnoo is  defined within the  header file eerr-
        !            19: rrnnoo.hh.   Because not  every  function uses  errno,  it should  be
        !            20: polled only in  connection with those functions that document its
        !            21: use and the meaning of  the various status values.  For the names
        !            22: of the  error codes (as defined in eerrrrnnoo.hh,  their value, and the
        !            23: message returned by the function ppeerrrroorr, see errno.h.
        !            24: 
        !            25: ***** Example *****
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        !            27: For an  example of using eerrrrnnoo in a  mathematics program, see the
        !            28: entry for aaccooss.
        !            29: 
        !            30: ***** See Also *****
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        !            32: errno.h, mathematics  library, perror(), signal(),  technical in-
        !            33: formation
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        !            64: COHERENT Lexicon                                           Page 1
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