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Document UTF-8 conversion better, use "byte" instead of "ASCII"

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ASCII specifically refers to characters <= 127, so to use "ASCII" for
literal bytes is really confusing in a multibyte environment.  Give an
example of using Unicode escapes.
This commit is contained in:
H. Peter Anvin 2008-06-01 23:00:23 -07:00
parent 677befc461
commit e8a092976e
1 changed files with 9 additions and 4 deletions
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13
doc/nasmdoc.src
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@ -1482,16 +1482,21 @@ The following escape sequences are recognized by backquoted strings:
\c \f FF (ASCII 12)
\c \r CR (ASCII 13)
\c \e ESC (ASCII 27)
\c \377 Up to 3 octal digits - ASCII literal
\c \xFF Up to 2 hexadecimal digits - ASCII literal
\c \377 Up to 3 octal digits - literal byte
\c \xFF Up to 2 hexadecimal digits - literal byte
\c \u1234 4 hexadecimal digits - Unicode character
\c \U12345678 8 hexadecimal digits - Unicode character
All other escape sequences are reserved. Note that \c{\\0}, meaning a
\c{NUL} character, is a special case of the octal escape sequence.
\c{NUL} character (ASCII 0), is a special case of the octal escape
sequence.
Unicode characters specified with \c{\\u} or \c{\\U} are converted to
UTF-8.
UTF-8. For example, the following lines are all equivalent:
\c db `\u263a` ; UTF-8 smiley face
\c db `\xe2\x98\xba` ; UTF-8 smiley face
\c db 0E2h, 098h, 0BAh ; UTF-8 smiley face
\S{strconst} String Constants