Date: Sun, 20 Jul 2003 18:50:41 -0400 From: Leo Bicknell <bicknell@ufp.org> To: hackers@freebsd.org Subject: Re: Correct way to call execve? Message-ID: <20030720225041.GA26277@ussenterprise.ufp.org> In-Reply-To: <3F1B0610.90803@acm.org> References: <3F1B0610.90803@acm.org>
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--OXfL5xGRrasGEqWY Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable In a message written on Sun, Jul 20, 2003 at 02:13:52PM -0700, Tim Kientzle= wrote: > If I declare argv as "const char *", > then the call to execve() warns about > "incompatible pointer type" for the > second argument. Almost, but the other order is important here, this passes gcc -Wall: #include <unistd.h> #include <paths.h> int main(int argc, char *const argv[], char *const envp[]) { char *const execargv[] =3D { _PATH_BSHELL, NULL }; execve(_PATH_BSHELL,execargv,envp); return 0; } --=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 --OXfL5xGRrasGEqWY Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.1 (FreeBSD) iD8DBQE/GxzBNh6mMG5yMTYRAkQCAJoDyjQr2QDxYPCdWNSORhHRBatDIgCfT5v5 FdkH53v4u5HDkGvOVBVU6Ss= =UjGZ -----END PGP SIGNATURE----- --OXfL5xGRrasGEqWY--
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