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Document accepted number formats

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ISSOtm
2022-03-12 14:23:21 +01:00
committed by Eldred Habert
parent 76bb950be5
commit d2f9cc7e8c
1 changed files with 21 additions and 1 deletions
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man/rgbgfx.1
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@@ -51,8 +51,28 @@ but
is invalid because it could also be
.Fl Fl version .
.Pp
TODO: describe what number formats are accepted.
.Nm
accepts decimal, binary, and hexadecimal numbers in option arguments.
Decimal numbers are written as usual; binary numbers must be prefixed with either
.Ql %
or
.Ql 0b ,
and hexadecimal numbers must be prefixed with either
.Ql $
(which will likely need escaping or quoting to avoid being interpreted by the shell), or
.Ql 0x .
Leading zeros (after the base prefix, if any) are accepted, and letters are not case-sensitive.
All of these are equivalent:
.Ql 42 ,
.Ql 042 ,
.Ql 0b00101010 ,
.Ql 0B101010 ,
.Ql 0x2A ,
.Ql 0X2A ,
.Ql 0x2a .
.Pp
TODO: add "palette map" output.
TODO: implement "at-files", and document them.
.Pp
The following options are accepted:
.Bl -tag -width Ds