Date: Mon, 21 Jul 2003 13:23:21 -0400 From: Leo Bicknell <bicknell@ufp.org> To: hackers@freebsd.org Cc: Tim Kientzle <kientzle@acm.org> Subject: Re: Correct way to call execve? Message-ID: <20030721172321.GA57666@ussenterprise.ufp.org> In-Reply-To: <20030721171538.GA21656@colnta.acns.ab.ca> References: <3F1B0610.90803@acm.org> <20030720225041.GA26277@ussenterprise.ufp.org> <3F1C0C91.6050203@acm.org> <20030721165735.GA56766@ussenterprise.ufp.org> <20030721171538.GA21656@colnta.acns.ab.ca>
next in thread | previous in thread | raw e-mail | index | archive | help
--5vNYLRcllDrimb99 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 11:15:38AM -0600, Chad David w= rote: > Try cc -Wwrite-strings -Wcast-qual exec.c. >=20 > You cannot simply cast away a const. Grumble, will someone give me all the warnings you want turned on so I can work around all of them? :) % cat exec.c #include <unistd.h> #include <paths.h> #include <string.h> int main(int argc, char *const argv[], char *const envp[]) { char *const execargv[] =3D { strdup(_PATH_BSHELL), strdup(NULL) }; execve(_PATH_BSHELL,execargv,envp); return 0; } % cc -Wwrite-strings -Wcast-qual exec.c % cc -Wall exec.c --=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 --5vNYLRcllDrimb99 Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.1 (FreeBSD) iD8DBQE/HCGJNh6mMG5yMTYRAnNgAJ42vjyWK9d5qM3Krjm2fMIK3YY36gCdHADI OhuQhy6x/6VlYLWh0C2ZrHQ= =MSyT -----END PGP SIGNATURE----- --5vNYLRcllDrimb99--
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20030721172321.GA57666>