Date: Wed, 16 Feb 2005 09:20:00 +0100 From: Pawel Jakub Dawidek <pjd@FreeBSD.org> To: Garance A Drosehn <gad@FreeBSD.org> Cc: cvs-all@FreeBSD.org Subject: Re: cvs commit: src/bin/sh options.c Message-ID: <20050216082000.GH9291@darkness.comp.waw.pl> In-Reply-To: <200502160517.j1G5HwRL083696@repoman.freebsd.org> References: <200502160517.j1G5HwRL083696@repoman.freebsd.org>
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--bygAmIonOAIqBxQB Content-Type: text/plain; charset=iso-8859-2 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Feb 16, 2005 at 05:17:58AM +0000, Garance A Drosehn wrote: +> gad 2005-02-16 05:17:58 UTC +>=20 +> FreeBSD src repository +>=20 +> Modified files: +> bin/sh options.c=20 +> Log: +> Change /bin/sh so *it* implements the processing needed for scripts to +> work as expected when they have a "shebang line" of: +> =20 +> #!/bin/sh -- # -*- perl -*- -p +> =20 +> This specific line is recommended in some perl documentation, and I th= ink +> I've seen similar lines in documentation for ruby and python. Those +> write-ups expect `sh' to ignore everything after the '--' if the first +> thing after the '--' is a '#'. See chapter 19, "The Command-Line Inte= rface" +> in 3rd edition of "Programming Perl", for some discussion of why perl +> recommends using this line in some circumstances. +> =20 +> The above line does work on solaris, irix and aix (as three data point= s), +> and it used to work on FreeBSD by means of a similar patch to execve(). +> However, that change to execve() effected *all* shells (which caused +> other problems), and that processing was recently removed. Thank you! --=20 Pawel Jakub Dawidek http://www.wheel.pl pjd@FreeBSD.org http://www.FreeBSD.org FreeBSD committer Am I Evil? Yes, I Am! --bygAmIonOAIqBxQB Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (FreeBSD) iD8DBQFCEwIwForvXbEpPzQRAvnHAKCkDLcYnuG2x4WCNHN2xfUt0C06rACfaiH4 mqr2IKBPnCT8wBOmGcPx8W0= =K8jH -----END PGP SIGNATURE----- --bygAmIonOAIqBxQB--
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