printf: error on missing hexadecial escape value #7259
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Change `printf` to correctly terminate with an error message when an
escape sequence starts with `\x` but doesn't include a literal
hexadecimal value after. For example, before this commit,
printf '\x'
would output `\x`, but after this commit, it terminates with an error
message,
printf: missing hexadecimal number in escape
Fixes uutils#7097
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Change
printfto correctly terminate with an error message when an escape sequence starts with\xbut doesn't include a literal hexadecimal value after. For example, before this commit,would output
\x, but after this commit, it terminates with an error message,Fixes #7097