sbase

suckless unix tools
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chmod.1 (1193B)


      1 .Dd 2019-12-21
      2 .Dt CHMOD 1
      3 .Os sbase
      4 .Sh NAME
      5 .Nm chmod
      6 .Nd change file modes
      7 .Sh SYNOPSIS
      8 .Nm
      9 .Op Fl R
     10 .Ar mode
     11 .Ar file ...
     12 .Sh DESCRIPTION
     13 .Nm
     14 changes the file mode of each
     15 .Ar file
     16 to
     17 .Ar mode .
     18 .Pp
     19 If
     20 .Ar mode
     21 is
     22 .Em octal
     23 "[sog]e"
     24 .Bl -tag -width Ds
     25 .It s
     26 .Xr sticky 1 => s += 1
     27 .Pp
     28 .Xr setgid 2 => s += 2
     29 .Pp
     30 .Xr setuid 4 => s += 4
     31 .It o|g|e
     32 owner | group | everyone
     33 .Pp
     34 .Xr execute 1 => o|g|e += 1
     35 .Pp
     36 .Xr write 2 => o|g|e += 2
     37 .Pp
     38 .Xr read 4 => o|g|e += 4
     39 .El
     40 .Pp
     41 Leading zeroes may be omitted.
     42 .Pp
     43 If
     44 .Ar mode
     45 is
     46 .Em symbolic
     47 "[ugoa]*[+-=][rwxXst]*"
     48 .Bl -tag -width Ds
     49 .It u|g|o|a
     50 owner | group | other (non-group) | everyone
     51 .It +|-|=
     52 add | remove | set
     53 .It r|w|x|s|t
     54 read | write | execute | setuid and setgid | sticky
     55 .It X
     56 execute, if directory or at least one execute bit is already set
     57 .El
     58 .Pp
     59 Symbolic links are followed if they are passed as operands, and ignored
     60 if they are encountered during directory traversal.
     61 .Sh OPTIONS
     62 .Bl -tag -width Ds
     63 .It Fl R
     64 Change modes recursively.
     65 .El
     66 .Sh SEE ALSO
     67 .Xr chgrp 1 ,
     68 .Xr umask 1
     69 .Sh STANDARDS
     70 The
     71 .Nm
     72 utility is compliant with the
     73 .St -p1003.1-2013
     74 specification.
     75 .Pp
     76 The
     77 .Op Fl HLP
     78 flags are an extension to that specification.