-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On Tue, May 10, 2016 at 04:19:10PM +0200, Thomas Schmitt wrote:
> Regrettably, Here Documents let the shell fiddle with their text. > > $ wc -c <<x > $(echo hello) > x > 6 > > So this is not a way to express arbitrary literal text. Not if you quote the delimiter cookie in single quotes (in bash, at least): | cat <<EOT | the current shell is $SHELL, I think | EOT | | => the current shell is /bin/bash, I think but: | cat <<'EOT' | the current shell is $SHELL, I think | EOT | | => the current shell is $SHELL, I think A bit like Perl (or was it the other way 'round? ;-) > > Would it be useful / possible to change > > One can switch from one shell to the other, one can even program an > own shell. But i see very few chance that bash or dash upstream would > accept any change or addition attempt about quoting. It is just too > fundamental and there are viable ways to express a literal string. That's my take too. And I think the decision to move slowly, if ever does make a ton of sense in this context. regards - -- t -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iEYEARECAAYFAlcx8MgACgkQBcgs9XrR2kZ3LwCdHCYhbwBUo5KlgsZJoxPOfuXO p58AnR+iq50k4Hk61RY59/0Fn4boEs64 =IIYV -----END PGP SIGNATURE-----