"Fossies" - the Fresh Open Source Software Archive

Member "schily-2021-09-18/sunpro/Make/lib/vroot/src/execve.cc" (15 Aug 2021, 1904 Bytes) of package /linux/privat/schily-2021-09-18.tar.bz2:

    1 /*
    2  * CDDL HEADER START
    3  *
    4  * This file and its contents are supplied under the terms of the
    5  * Common Development and Distribution License ("CDDL"), version 1.0.
    6  * You may use this file only in accordance with the terms of version
    7  * 1.0 of the CDDL.
    8  *
    9  * A full copy of the text of the CDDL should have accompanied this
   10  * source.  A copy of the CDDL is also available via the Internet at
   11  * http://www.opensource.org/licenses/cddl1.txt
   12  * See the License for the specific language governing permissions
   13  * and limitations under the License.
   14  *
   15  * When distributing Covered Code, include this CDDL HEADER in each
   16  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
   17  * If applicable, add the following below this CDDL HEADER, with the
   18  * fields enclosed by brackets "[]" replaced with your own identifying
   19  * information: Portions Copyright [yyyy] [name of copyright owner]
   20  *
   21  * CDDL HEADER END
   22  */
   23 /*
   24  * Copyright 1993 Sun Microsystems, Inc. All rights reserved.
   25  * Use is subject to license terms.
   26  */
   27 /*
   28  * @(#)execve.cc 1.4 06/12/12
   29  */
   30 
   31 #pragma ident   "@(#)execve.cc  1.4 06/12/12"
   32 
   33 /*
   34  * Copyright 2017 J. Schilling
   35  *
   36  * @(#)execve.cc    1.3 21/08/16 2017 J. Schilling
   37  */
   38 #include <schily/mconfig.h>
   39 #ifndef lint
   40 static  UConst char sccsid[] =
   41     "@(#)execve.cc  1.3 21/08/16 2017 J. Schilling";
   42 #endif
   43 
   44 #include <vroot/vroot.h>
   45 #include <vroot/args.h>
   46 
   47 extern int execve (const char *path, char *const argv[], char *const envp[]);
   48 
   49 
   50 static int  execve_thunk(char *path)
   51 {
   52     execve(path, vroot_args.execve.argv, vroot_args.execve.environ);
   53     switch (errno) {
   54         case ETXTBSY:
   55         case ENOEXEC: return 1;
   56         default: return 0;
   57     }
   58 }
   59 
   60 int execve_vroot(char *path, char **argv, char **environ, pathpt vroot_path, pathpt vroot_vroot)
   61 {
   62     vroot_args.execve.argv= argv;
   63     vroot_args.execve.environ= environ;
   64     translate_with_thunk(path, execve_thunk, vroot_path, vroot_vroot, rw_read);
   65     return(-1);
   66 }