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

1.1       root        1: .th CHMOD II 8/5/73
                      2: .sh NAME
                      3: chmod \*- change mode of file
                      4: .sh SYNOPSIS
                      5: (chmod = 15.)
                      6: .br
                      7: .ft B
                      8: sys chmod; name; mode
                      9: .s3
                     10: chmod(name, mode)
                     11: .br
                     12: char *name;
                     13: .ft R
                     14: .sh DESCRIPTION
                     15: The file whose name
                     16: is given as the null-terminated string pointed to by
                     17: .it name
                     18: has its mode changed to
                     19: .it mode.
                     20: Modes are constructed by ORing together some
                     21: combination of the following:
                     22: .s3
                     23: .in +3
                     24:  4000 set user ID on execution
                     25:  2000 set group ID on execution
                     26:  0400 read by owner
                     27:  0200 write by owner
                     28:  0100 execute by owner
                     29:  0070 read, write, execute by group
                     30:  0007 read, write, execute by others
                     31: .in -3
                     32: .s3
                     33: Only the owner of a file (or the super-user) may change the mode.
                     34: .sh "SEE ALSO"
                     35: chmod(I)
                     36: .sh DIAGNOSTIC
                     37: Error bit
                     38: (c-bit) set if
                     39: .it name
                     40: cannot be found or if current user
                     41: is neither the owner of the file nor the super-user.
                     42: From C, a \*-1 returned value indicates an
                     43: error, 0 indicates success.

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