Date: Tue, 13 Jul 2010 17:45:12 -0600 From: Chad Perrin <perrin@apotheon.com> To: "questions@freebsd.org" <questions@freebsd.org> Subject: Re: .sh check for sufix g or m on size field Message-ID: <20100713234512.GA35912@guilt.hydra> In-Reply-To: <20100712155805.GD2192@libertas.local.camdensoftware.com> References: <4C3B26B4.1000208@comclark.com> <20100712155805.GD2192@libertas.local.camdensoftware.com>
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--7AUc2qLy4jB3hD7Z Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Jul 12, 2010 at 08:58:05AM -0700, Chip Camden wrote: > Quoth Aiza on Monday, 12 July 2010: > > Sorry miss send, was not done yet. > >=20 > > Have a .sh script that accepts an -s sparse file size. > > Only 2 suffix's are valid m and g. > >=20 > > Been trying to get this line of code to strip out just the single=20 > > letter. But it strips the letter and every thing to the right of it. > >=20 > > Timagesize=3D`echo-n "${imagesize}" | sed 's/g.*$//'` > >=20 > > I plan to strip just the m or g if its there and the result should be= =20 > > numeric. If not numeric know invalid suffix. > >=20 > > Need help with the sed syntax. Or if there is better way I want to lear= n=20 > > it. > >=20 > > Thanks > > _______________________________________________ > > freebsd-questions@freebsd.org mailing list > > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd= .org" >=20 > It sounds like what you want is simply: >=20 > sed 's/[gm]//' >=20 > Or am I missing something? I get the impression it's something more like this: sed 's/[gm]$//' I'm not sure, but there may be a need to check whether the rest of the line is solely numeric, too. The original question was not exactly clear on that point. --=20 Chad Perrin [ original content licensed OWL: http://owl.apotheon.org ] --7AUc2qLy4jB3hD7Z Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.14 (FreeBSD) iEYEARECAAYFAkw8+ogACgkQ9mn/Pj01uKUBpQCguOcZ8Vf1hGO/yBNtK7ime9U0 fk4An0kIlUXuS18Vj+3sbvZC/Mi4uU/5 =kHdA -----END PGP SIGNATURE----- --7AUc2qLy4jB3hD7Z--
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