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 */ 22*1219Sraf 230Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 240Sstevel@tonic-gate /* All Rights Reserved */ 250Sstevel@tonic-gate 260Sstevel@tonic-gate /* 27*1219Sraf * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 28*1219Sraf * Use is subject to license terms. 290Sstevel@tonic-gate */ 300Sstevel@tonic-gate 310Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 320Sstevel@tonic-gate /*LINTLIBRARY*/ 330Sstevel@tonic-gate 34*1219Sraf #include "c_synonyms.h" 350Sstevel@tonic-gate #include <sys/types.h> 360Sstevel@tonic-gate #include <ctype.h> 370Sstevel@tonic-gate #include "libmail.h" 380Sstevel@tonic-gate 390Sstevel@tonic-gate #define TRUE 1 400Sstevel@tonic-gate #define FALSE 0 410Sstevel@tonic-gate 420Sstevel@tonic-gate char ** 430Sstevel@tonic-gate setup_exec(char *s) 440Sstevel@tonic-gate { 450Sstevel@tonic-gate char *p = s, *q; 460Sstevel@tonic-gate static char *argvec[256]; /* is this enough? */ 470Sstevel@tonic-gate int i = 0; 480Sstevel@tonic-gate int stop; 490Sstevel@tonic-gate int ignorespace = FALSE; 500Sstevel@tonic-gate 510Sstevel@tonic-gate /* Parse up string into arg. vec. for subsequent exec. Assume */ 520Sstevel@tonic-gate /* whitespace delimits args. Any non-escaped double quotes will */ 530Sstevel@tonic-gate /* be used to group multiple whitespace-delimited tokens into */ 540Sstevel@tonic-gate /* a single exec arg. */ 550Sstevel@tonic-gate p = skipspace(p); 560Sstevel@tonic-gate while (*p) { 570Sstevel@tonic-gate q = p; 580Sstevel@tonic-gate stop = FALSE; 590Sstevel@tonic-gate while (*q && (stop == FALSE)) { 600Sstevel@tonic-gate again: 610Sstevel@tonic-gate switch (*q) { 620Sstevel@tonic-gate case '\\': 630Sstevel@tonic-gate /* Slide command string 1 char to left */ 640Sstevel@tonic-gate strmove(q, q+1); 650Sstevel@tonic-gate break; 660Sstevel@tonic-gate case '"': 670Sstevel@tonic-gate ignorespace = ((ignorespace == TRUE) ? 680Sstevel@tonic-gate FALSE : TRUE); 690Sstevel@tonic-gate /* Slide command string 1 char to left */ 700Sstevel@tonic-gate strmove(q, q+1); 710Sstevel@tonic-gate goto again; 720Sstevel@tonic-gate default: 730Sstevel@tonic-gate if (isspace((int)*q) && 740Sstevel@tonic-gate (ignorespace == FALSE)) { 750Sstevel@tonic-gate stop = TRUE; 760Sstevel@tonic-gate continue; 770Sstevel@tonic-gate } 780Sstevel@tonic-gate break; 790Sstevel@tonic-gate } 800Sstevel@tonic-gate q++; 810Sstevel@tonic-gate } 820Sstevel@tonic-gate if (*q == '\0') { 830Sstevel@tonic-gate argvec[i++] = p; 840Sstevel@tonic-gate break; 850Sstevel@tonic-gate } 860Sstevel@tonic-gate *q++ = '\0'; 870Sstevel@tonic-gate argvec[i++] = p; 880Sstevel@tonic-gate p = skipspace(q); 890Sstevel@tonic-gate } 900Sstevel@tonic-gate argvec[i] = NULL; 910Sstevel@tonic-gate if (i == 0) { 920Sstevel@tonic-gate return (NULL); 930Sstevel@tonic-gate } 940Sstevel@tonic-gate return (argvec); 950Sstevel@tonic-gate } 96