Date: Fri, 21 Sep 2012 10:23:36 -0700 From: David Wolfskill <david@catwhisker.org> To: Brandon Allbery <allbery.b@gmail.com> Cc: stable@freebsd.org Subject: Re: /bin/sh arithmetic doesn't seem to like leading 0 now Message-ID: <20120921172336.GE28959@albert.catwhisker.org> In-Reply-To: <CAKFCL4Wub=k1RA_yYm2xFaoQUBt8Yfj1OONG33z2YFJJwSx_DA@mail.gmail.com> References: <20120921170902.GC28959@albert.catwhisker.org> <CAKFCL4Wub=k1RA_yYm2xFaoQUBt8Yfj1OONG33z2YFJJwSx_DA@mail.gmail.com>
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--VUDLurXRWRKrGuMn Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Sep 21, 2012 at 01:20:07PM -0400, Brandon Allbery wrote: > On Fri, Sep 21, 2012 at 1:09 PM, David Wolfskill <david@catwhisker.org>wr= ote: >=20 > > $ echo $(( 09 + 0 )) > > >=20 > Unable to get to fbsd box now but suspicious mind wants to know what > happens with 07 in place of 09. As (I) expected, it's handled Just fine: $ uname -r 9.1-PRERELEASE $ echo $(( 07 + 0 )) 7 $=20 So yeah, this seems to be something involving treating leading 0 as indicating octal (and seriously disliking "9" in such a context). Peace, david --=20 David H. Wolfskill david@catwhisker.org Depriving a girl or boy of an opportunity for education is evil. See http://www.catwhisker.org/~david/publickey.gpg for my public key. --VUDLurXRWRKrGuMn Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (FreeBSD) iEYEARECAAYFAlBcopcACgkQmprOCmdXAD2EhQCfVgzHG9FuEbhqd3D8zdOEn3iI NMYAn1+9MLn56xTnbJ68kYaMLqZoDA2c =ZHvY -----END PGP SIGNATURE----- --VUDLurXRWRKrGuMn--
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