Date: Mon, 21 Jul 2003 12:57:35 -0400 From: Leo Bicknell <bicknell@ufp.org> To: Tim Kientzle <kientzle@acm.org> Cc: hackers@freebsd.org Subject: Re: Correct way to call execve? Message-ID: <20030721165735.GA56766@ussenterprise.ufp.org> In-Reply-To: <3F1C0C91.6050203@acm.org> References: <3F1B0610.90803@acm.org> <20030720225041.GA26277@ussenterprise.ufp.org> <3F1C0C91.6050203@acm.org>
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--SLDf9lqlvOQaIe6s Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable In a message written on Mon, Jul 21, 2003 at 08:53:53AM -0700, Tim Kientzle= wrote: > Actually, this example passes -Wall if you declare > "execargv" as simply "char *[]". However, I'm looking > for something that passes gcc -Wwrite-strings, which this > example does not. % cat exec.c #include <unistd.h> #include <paths.h> int main(int argc, char *const argv[], char *const envp[]) { char *execargv[2]; execargv[0] =3D (char *)_PATH_BSHELL; execargv[1] =3D (char *)NULL; execve(_PATH_BSHELL,execargv,envp); return 0; } % cc -Wwrite-strings exec.c % cc -Wall exec.c Looks good to me. --=20 Leo Bicknell - bicknell@ufp.org - CCIE 3440 PGP keys at http://www.ufp.org/~bicknell/ Read TMBG List - tmbg-list-request@tmbg.org, www.tmbg.org --SLDf9lqlvOQaIe6s Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.1 (FreeBSD) iD4DBQE/HBt/Nh6mMG5yMTYRAireAKCGpkL4F+HaO2EtLIf0SkvxE+dINACVFkIC CAF2RcO7TZpZJAmjuExIGQ== =ymiB -----END PGP SIGNATURE----- --SLDf9lqlvOQaIe6s--
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