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Annotation of lucent/sys/man/1/tr, revision 1.1

1.1     ! root        1: .TH TR 1
        !             2: .SH NAME
        !             3: tr \- translate characters
        !             4: .SH SYNOPSIS
        !             5: .B tr
        !             6: [
        !             7: .B -cds
        !             8: ]
        !             9: [
        !            10: .I string1
        !            11: [
        !            12: .I string2
        !            13: ]
        !            14: ]
        !            15: .SH DESCRIPTION
        !            16: .I Tr
        !            17: copies the standard input to the standard output with
        !            18: substitution or deletion of selected characters (runes).
        !            19: Input characters found in
        !            20: .I string1
        !            21: are mapped into the corresponding characters of
        !            22: .IR string2 .
        !            23: When
        !            24: .I string2
        !            25: is short it is padded to the length of
        !            26: .I string1
        !            27: by duplicating its last character.
        !            28: Any combination of the options
        !            29: .B -cds
        !            30: may be used:
        !            31: .TP
        !            32: .B -c
        !            33: Complement
        !            34: .IR string1 :
        !            35: replace it with a lexicographically ordered
        !            36: list of all other characters.
        !            37: .TP
        !            38: .B -d
        !            39: Delete from input all characters in
        !            40: .IR string1 .
        !            41: .TP
        !            42: .B -s
        !            43: Squeeze repeated output characters that occur in
        !            44: .I string2
        !            45: to single characters.
        !            46: .PP
        !            47: In either string a noninitial sequence
        !            48: .BI - x\f1,
        !            49: where 
        !            50: .I x
        !            51: is any character (possibly quoted), stands for
        !            52: a range of characters:
        !            53: a possibly empty sequence of codes running from
        !            54: the successor of the previous code up through
        !            55: the code for
        !            56: .IR x .
        !            57: The character
        !            58: .L \e
        !            59: followed by 1, 2 or 3 octal digits stands for the
        !            60: character whose
        !            61: 16-bit
        !            62: value is given by those digits.
        !            63: The character sequence
        !            64: .L \ex
        !            65: followed by 1, 2, 3, or 4 hexadecimal digits stands
        !            66: for the character whose
        !            67: 16-bit value is given by those digits.
        !            68: A 
        !            69: .L \e
        !            70: followed by any other character stands
        !            71: for that character.
        !            72: .SH EXAMPLES
        !            73: Replace all upper-case
        !            74: .SM ASCII
        !            75: letters by lower-case.
        !            76: .IP
        !            77: .EX
        !            78: tr A-Z a-z <mixed >lower
        !            79: .EE
        !            80: .PP
        !            81: Create a list of all
        !            82: the words in
        !            83: .L file1
        !            84: one per line in
        !            85: .LR file2 ,
        !            86: where a word is taken to be a maximal string of alphabetics.
        !            87: .I String2
        !            88: is given as a quoted newline.
        !            89: .IP
        !            90: .EX
        !            91: tr -cs A-Za-z '
        !            92: \&' <file1 >file2
        !            93: .EE
        !            94: .SH SOURCE
        !            95: .B /sys/src/cmd/tr.c
        !            96: .SH "SEE ALSO"
        !            97: .IR sed (1)

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