Mention that NUL characters are not allowed in sh(1) input.
I do not consider this a bug because POSIX permits it and argument strings and environment variables cannot contain '\0' anyway. PR: bin/25542 MFC after: 2 weeks
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=197371
@ -375,6 +375,10 @@ introduces a comment if used at the beginning of a word.
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The word starting with
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.Ql #
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and the rest of the line are ignored.
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.Pp
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.Tn ASCII
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.Dv NUL
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characters (character code 0) are not allowed in shell input.
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.Ss Quoting
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Quoting is used to remove the special meaning of certain characters
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or words to the shell, such as operators, whitespace, keywords,
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