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Annotation of cci/usr/src/man/man3/getc.3s, revision 1.1

1.1     ! root        1: .TH GETC 3S  "19 January 1983"
        !             2: .SH NAME
        !             3: getc, getchar, fgetc, getw \- get character or word from stream
        !             4: .SH SYNOPSIS
        !             5: .B #include <stdio.h>
        !             6: .PP
        !             7: .B int getc(stream)
        !             8: .br
        !             9: .SM
        !            10: .B FILE
        !            11: .B *stream;
        !            12: .PP
        !            13: .B int getchar()
        !            14: .PP 
        !            15: .B int fgetc(stream)
        !            16: .br
        !            17: .SM
        !            18: .B FILE
        !            19: .B *stream;
        !            20: .PP
        !            21: .B int getw(stream)
        !            22: .br
        !            23: .SM
        !            24: .B FILE
        !            25: .B *stream;
        !            26: .SH DESCRIPTION
        !            27: .I Getc
        !            28: returns the next character from the named input
        !            29: .IR stream .
        !            30: .PP
        !            31: .IR Getchar ()
        !            32: is identical to 
        !            33: .IR getc ( stdin ) .
        !            34: .PP
        !            35: .I Fgetc
        !            36: behaves like 
        !            37: .IR getc ,
        !            38: but is a genuine function, not a macro;
        !            39: it may be used to save object text.
        !            40: .PP
        !            41: .I Getw
        !            42: returns the next word from the named input
        !            43: .IR stream .
        !            44: It returns the constant
        !            45: .SM
        !            46: .B EOF
        !            47: upon end of file or error, but since that is a good
        !            48: integer value,
        !            49: .I feof
        !            50: and
        !            51: .IR  ferror (3S)
        !            52: should be used to check the success of
        !            53: .IR getw .
        !            54: .I Getw
        !            55: assumes no special alignment in the file.
        !            56: .SH "SEE ALSO"
        !            57: fopen(3S),
        !            58: putc(3S),
        !            59: gets(3S),
        !            60: scanf(3S),
        !            61: fread(3S),
        !            62: ungetc(3S)
        !            63: .SH DIAGNOSTICS
        !            64: These functions return the integer constant
        !            65: .SM
        !            66: .B EOF
        !            67: at end of file or upon read error.
        !            68: .PP
        !            69: A stop with message,
        !            70: `Reading bad file', means an attempt has been made to
        !            71: read from a stream that has not been opened for
        !            72: reading by
        !            73: .IR fopen .
        !            74: .SH BUGS
        !            75: The end-of-file return from
        !            76: .I getchar
        !            77: is incompatible with that in UNIX editions 1-6.
        !            78: .PP
        !            79: Because it is implemented as a macro,
        !            80: .I getc
        !            81: treats a
        !            82: .I stream
        !            83: argument with side effects incorrectly.
        !            84: In particular,
        !            85: `getc(*f++);'
        !            86: doesn't work sensibly.

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