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Date:	Fri, 12 Mar 2010 22:20:35 +0100
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Subject:	Re: allow executing a path in backslash notation
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Eric Blake a =C3=A9crit :
>=20
> That's bash's rules.  According to POSIX, "\n" has undefined behavior.
> And in some other implementations, such as Solaris sh, "\n" is
> interpolated by the shell as a newline.  Bash instead does the
> interpolation when you use $'\n'.

isn't it the echo command which interpret the \n sequence ?

could you try using : printf ":%s:\n" "x\nx"

> But the moral of the story is that within "", it is only portable to use
> \ if it is followed by one of the four bytes specifically documented by
> POSIX.

whatever the shell I've tested, the answer was : :x\nx:
even on solaris 9 using /sbin/sh or hp-ux 11i using /usr/old/bin/sh

Regards,

Cyrille Lefevre
--=20
mailto:Cyrille DOT Lefevre-lists AT laposte DOT net



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