10Sstevel@tonic-gate /* 20Sstevel@tonic-gate * CDDL HEADER START 30Sstevel@tonic-gate * 40Sstevel@tonic-gate * The contents of this file are subject to the terms of the 50Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 60Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 70Sstevel@tonic-gate * with the License. 80Sstevel@tonic-gate * 90Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 100Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 110Sstevel@tonic-gate * See the License for the specific language governing permissions 120Sstevel@tonic-gate * and limitations under the License. 130Sstevel@tonic-gate * 140Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 150Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 160Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 170Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 180Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 190Sstevel@tonic-gate * 200Sstevel@tonic-gate * CDDL HEADER END 210Sstevel@tonic-gate */ 220Sstevel@tonic-gate /* 230Sstevel@tonic-gate * Copyright 1990 Sun Microsystems, Inc. All rights reserved. 240Sstevel@tonic-gate * Use is subject to license terms. 250Sstevel@tonic-gate */ 260Sstevel@tonic-gate 270Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 280Sstevel@tonic-gate 290Sstevel@tonic-gate #include <string.h> 300Sstevel@tonic-gate #include <sys/file.h> 310Sstevel@tonic-gate #include <sys/syscall.h> 320Sstevel@tonic-gate 33*722Smuffin int 34*722Smuffin execve(char *file, char **argv, char **arge) 350Sstevel@tonic-gate { 360Sstevel@tonic-gate char *c; 370Sstevel@tonic-gate char path[256]; 380Sstevel@tonic-gate 390Sstevel@tonic-gate if (strncmp(file, "/usr/bin", strlen("/usr/bin")) == 0 || 400Sstevel@tonic-gate strncmp(file, "/bin", strlen("/bin")) == 0) { 410Sstevel@tonic-gate if (_syscall(SYS_access, file, F_OK) == -1) { 420Sstevel@tonic-gate strcpy(path, "/usr/ucb"); 430Sstevel@tonic-gate strcat(path, strrchr(file, '/')); 440Sstevel@tonic-gate file = path; 450Sstevel@tonic-gate } 460Sstevel@tonic-gate } 470Sstevel@tonic-gate else if (strncmp(file, "/usr/ucb", strlen("/usr/ucb")) == 0) { 480Sstevel@tonic-gate strcpy(path, "/usr/bin"); 490Sstevel@tonic-gate strcat(path, strrchr(file, '/')); 500Sstevel@tonic-gate if (_syscall(SYS_access, path, F_OK) == 0) 510Sstevel@tonic-gate file = path; 520Sstevel@tonic-gate } 530Sstevel@tonic-gate else if (strncmp(file, "/usr/5bin", strlen("/usr/5bin")) == 0) { 540Sstevel@tonic-gate strcpy(path, "/usr/bin"); 550Sstevel@tonic-gate strcat(path, strrchr(file, '/')); 560Sstevel@tonic-gate if (_syscall(SYS_access, path, F_OK) == 0) 570Sstevel@tonic-gate file = path; 580Sstevel@tonic-gate else { 590Sstevel@tonic-gate strcpy(path, "/usr/ucb"); 600Sstevel@tonic-gate strcat(path, strrchr(file, '/')); 610Sstevel@tonic-gate if (_syscall(SYS_access, path, F_OK) == 0) 620Sstevel@tonic-gate file = path; 630Sstevel@tonic-gate } 640Sstevel@tonic-gate } 650Sstevel@tonic-gate 66*722Smuffin return (_syscall(SYS_execve, file, argv, arge)); 670Sstevel@tonic-gate } 68