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Annotation of 43BSDReno/lib/libcompat/4.3/ecvt.3, revision 1.1

1.1     ! root        1: .\"    @(#)ecvt.3      6.3 (Berkeley) 5/17/89
        !             2: .\"
        !             3: .TH ECVT 3  "May 17, 1989"
        !             4: .AT 3
        !             5: .SH NAME
        !             6: ecvt, fcvt, gcvt \- output conversion
        !             7: .SH SYNOPSIS
        !             8: .nf
        !             9: .B char *ecvt(value, ndigit, decpt, sign)
        !            10: .B double value;
        !            11: .B int ndigit, *decpt, *sign;
        !            12: .PP
        !            13: .B char *fcvt(value, ndigit, decpt, sign)
        !            14: .B double value;
        !            15: .B int ndigit, *decpt, *sign;
        !            16: .PP
        !            17: .B char *gcvt(value, ndigit, buf)
        !            18: .B double value;
        !            19: .B char *buf;
        !            20: .fi
        !            21: .SH DESCRIPTION
        !            22: .ft B
        !            23: These interfaces are obsoleted by printf(3).
        !            24: .br
        !            25: They are available from the compatibility library, libcompat.
        !            26: .ft R
        !            27: .PP
        !            28: .I Ecvt
        !            29: converts the 
        !            30: .I value
        !            31: to a null-terminated string of
        !            32: .I ndigit
        !            33: ASCII digits and returns a pointer thereto.
        !            34: The position of the decimal point relative to the
        !            35: beginning of the string is stored indirectly through
        !            36: .IR decpt ""
        !            37: (negative means to the left of the returned digits).
        !            38: If the sign of the result is negative, the word pointed to by
        !            39: .IR sign ""
        !            40: is non-zero, otherwise it is zero.  The low-order digit is rounded.
        !            41: .PP
        !            42: .IR Fcvt " is identical to " "ecvt\fR, except that the correct digit"
        !            43: has been rounded for Fortran F-format output of the number
        !            44: of digits specified by
        !            45: .IR \(*_ndigits .
        !            46: .PP
        !            47: .I Gcvt
        !            48: converts the
        !            49: .I value
        !            50: to a null-terminated ASCII string in
        !            51: .I buf
        !            52: and returns a pointer to 
        !            53: .I buf.
        !            54: It attempts to produce
        !            55: .I ndigit
        !            56: significant digits in Fortran F format if possible, otherwise E format,
        !            57: ready for printing.  Trailing zeros may be suppressed.
        !            58: .SH "SEE ALSO"
        !            59: printf(3)
        !            60: .SH BUGS
        !            61: The return values point to static data
        !            62: whose content is overwritten by each call.

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