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

1.1     ! root        1: .TH FILE 1
        !             2: .SH NAME
        !             3: file \- determine file type
        !             4: .SH SYNOPSIS
        !             5: .B file
        !             6: [
        !             7: .I file
        !             8: \&...
        !             9: ]
        !            10: .SH DESCRIPTION
        !            11: .I File
        !            12: performs a series of tests on its argument
        !            13: .I files
        !            14: in an attempt to classify their contents by language or purpose.
        !            15: If no arguments are given, the classification is performed
        !            16: on standard input.
        !            17: .PP
        !            18: The file types it looks for include
        !            19: directory,
        !            20: device file,
        !            21: zero-filled file,
        !            22: empty file,
        !            23: Plan 9 executable,
        !            24: PAC audio file,
        !            25: .B cpio
        !            26: archive,
        !            27: .B tex
        !            28: .B dvi
        !            29: file,
        !            30: archive symbol table,
        !            31: archive,
        !            32: .B rc
        !            33: script,
        !            34: .B sh
        !            35: script,
        !            36: PostScript,
        !            37: .B troff
        !            38: output file for various devices,
        !            39: GIF,
        !            40: FAX,
        !            41: .IR picfile (9.6),
        !            42: object code,
        !            43: C and Alef source,
        !            44: assembler source,
        !            45: compressed files,
        !            46: encrypted file,
        !            47: English text,
        !            48: Plan 9 bitmap,
        !            49: Plan 9 subfont,
        !            50: Plan 9 font.
        !            51: .PP
        !            52: If a file has no apparent format,
        !            53: .I file
        !            54: looks at the character set it uses to classify it according to
        !            55: .SM ASCII\c
        !            56: ,
        !            57: extended
        !            58: .SM ASCII\c
        !            59: , Latin
        !            60: .SM ASCII\c
        !            61: , or
        !            62: .SM UTF
        !            63: holding one or more of the following blocks of the Unicode Standard:
        !            64: Extended Latin,
        !            65: Greek,
        !            66: Cyrillic,
        !            67: Armenian,
        !            68: Hebrew,
        !            69: Arabic,
        !            70: Devanagari,
        !            71: Bengali,
        !            72: Gurmukhi,
        !            73: Gujarati,
        !            74: Oriya,
        !            75: Tamil,
        !            76: Telugu,
        !            77: Kannada,
        !            78: Malayalam,
        !            79: Thai,
        !            80: Lao,
        !            81: Tibetan,
        !            82: Georgian,
        !            83: Japanese,
        !            84: Chinese,
        !            85: or Korean.
        !            86: .PP
        !            87: If all else fails,
        !            88: .I file
        !            89: decides its input is
        !            90: binary.
        !            91: .SH SOURCE
        !            92: .B /sys/src/cmd/file.c
        !            93: .SH BUGS
        !            94: It can make mistakes, for example classifying a file of decimal data,
        !            95: .LR .01 ,
        !            96: .LR .02 ,
        !            97: etc. as
        !            98: .IR troff (1)
        !            99: input.

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