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Annotation of researchv10dc/dist/man/v4/man2/unlink.2, revision 1.1.1.1

1.1       root        1: .th UNLINK II 8/5/73
                      2: .sh NAME
                      3: unlink \*- remove directory entry
                      4: .sh SYNOPSIS
                      5: (unlink = 10.)
                      6: .br
                      7: .bt B
                      8: sys  unlink; name
                      9: .s3
                     10: unlink(name)
                     11: .br
                     12: char *name;
                     13: .ft R
                     14: .sh DESCRIPTION
                     15: .it Name
                     16: points to a null-terminated string.
                     17: .it Unlink
                     18: removes the entry for the file pointed to by
                     19: .it name
                     20: from its directory.
                     21: If this entry was the last link to the file,
                     22: the contents of the file are freed and the file is destroyed.
                     23: If, however, the file was open in any process, the actual
                     24: destruction is delayed until it is closed, even though
                     25: the directory entry has disappeared.
                     26: .sh "SEE ALSO"
                     27: rm(I), rmdir(I), link(II)
                     28: .sh DIAGNOSTICS
                     29: The error bit
                     30: (c-bit) is set to indicate that the file does not
                     31: exist or that its directory cannot be written.
                     32: Write permission is not required on the file itself.
                     33: It is also illegal to unlink a directory
                     34: (except for the super-user).
                     35: From C, a \*-1 return indicates an error.

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