Jim Meyering <j...@meyering.net> wrote:
> I ran grep's tests on a debian system this morning and was
> surprised to see the word-multibyte test fail...
> Until I realized it was because that system was configured
> to use dash for /bin/sh, and this test relied on the unportable
> printf '\xc3\xa1\n' to print an a (A-grave). Using \xHH
> hexadecimal constants works with bash and zsh, but that
> is not portable, and dash's printf built-in emits the 9 bytes
> rather than the expected three.
>
> This isn't the first time this has happened, so I'll be writing
> a syntax-check rule to help avoid another repeat.
>
> Here's how I've fixed it:
Thanks, but it seem that it is also unportable. On Solaris 10 and AIX 7,
below. Need Gawk for tests?
$ awk 'BEGIN { printf "\x41" }' </dev/null
\x41
BTW, On Solaris 10, AIX 7, HP-UX 11.23, below.
$ /usr/bin/printf '\x41'
\x41
