17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 57c478bd9Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 67c478bd9Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 77c478bd9Sstevel@tonic-gate * with the License. 87c478bd9Sstevel@tonic-gate * 97c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 107c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 117c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 127c478bd9Sstevel@tonic-gate * and limitations under the License. 137c478bd9Sstevel@tonic-gate * 147c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 157c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 167c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 177c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 187c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 197c478bd9Sstevel@tonic-gate * 207c478bd9Sstevel@tonic-gate * CDDL HEADER END 217c478bd9Sstevel@tonic-gate */ 227c478bd9Sstevel@tonic-gate /* 23*113f4232Sakaplan * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 247c478bd9Sstevel@tonic-gate * Use is subject to license terms. 257c478bd9Sstevel@tonic-gate */ 267c478bd9Sstevel@tonic-gate 277c478bd9Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 287c478bd9Sstevel@tonic-gate /* All Rights Reserved */ 297c478bd9Sstevel@tonic-gate 307c478bd9Sstevel@tonic-gate 317c478bd9Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 327c478bd9Sstevel@tonic-gate 337c478bd9Sstevel@tonic-gate /* 347c478bd9Sstevel@tonic-gate * getdev.c 357c478bd9Sstevel@tonic-gate * 367c478bd9Sstevel@tonic-gate * Contains 377c478bd9Sstevel@tonic-gate * getdev Writes on the standard output stream a list of devices 387c478bd9Sstevel@tonic-gate * that match certain criteria. 397c478bd9Sstevel@tonic-gate */ 407c478bd9Sstevel@tonic-gate #include <sys/types.h> 417c478bd9Sstevel@tonic-gate #include <stdio.h> 427c478bd9Sstevel@tonic-gate #include <errno.h> 437c478bd9Sstevel@tonic-gate #include <stdlib.h> 447c478bd9Sstevel@tonic-gate #include <string.h> 457c478bd9Sstevel@tonic-gate #include <fmtmsg.h> 467c478bd9Sstevel@tonic-gate #include <devmgmt.h> 477c478bd9Sstevel@tonic-gate #include <devtab.h> 487c478bd9Sstevel@tonic-gate 497c478bd9Sstevel@tonic-gate 507c478bd9Sstevel@tonic-gate /* 517c478bd9Sstevel@tonic-gate * Local Definitions 527c478bd9Sstevel@tonic-gate * TRUE Boolean TRUE value 537c478bd9Sstevel@tonic-gate * FALSE Boolean FALSE value 547c478bd9Sstevel@tonic-gate * EX_OK Exit Value if all went well 557c478bd9Sstevel@tonic-gate * EX_ERROR Exit Value if an error occurred 567c478bd9Sstevel@tonic-gate * EX_DEVTAB Exit Value if the device table couldn't be opened 577c478bd9Sstevel@tonic-gate 587c478bd9Sstevel@tonic-gate */ 597c478bd9Sstevel@tonic-gate 607c478bd9Sstevel@tonic-gate #ifndef TRUE 617c478bd9Sstevel@tonic-gate #define TRUE (1) 627c478bd9Sstevel@tonic-gate #endif 637c478bd9Sstevel@tonic-gate 647c478bd9Sstevel@tonic-gate #ifndef FALSE 657c478bd9Sstevel@tonic-gate #define FALSE (0) 667c478bd9Sstevel@tonic-gate #endif 677c478bd9Sstevel@tonic-gate 687c478bd9Sstevel@tonic-gate #define EX_OK 0 697c478bd9Sstevel@tonic-gate #define EX_ERROR 1 707c478bd9Sstevel@tonic-gate #define EX_DEVTAB 2 717c478bd9Sstevel@tonic-gate 727c478bd9Sstevel@tonic-gate 737c478bd9Sstevel@tonic-gate /* 747c478bd9Sstevel@tonic-gate * Messages: 757c478bd9Sstevel@tonic-gate * M_USAGE Usage error 767c478bd9Sstevel@tonic-gate * M_DEVTAB Can't open the device table 777c478bd9Sstevel@tonic-gate * M_NODEV Device not found in the device table 787c478bd9Sstevel@tonic-gate * M_ERROR Unexpected or internal error 797c478bd9Sstevel@tonic-gate */ 807c478bd9Sstevel@tonic-gate 817c478bd9Sstevel@tonic-gate #define M_USAGE "usage: getdev [-ae] [criterion [...]] [device [...]]" 827c478bd9Sstevel@tonic-gate #define M_DEVTAB "Cannot open the device table: %s" 837c478bd9Sstevel@tonic-gate #define M_NODEV "Device not found in the device table: %s" 847c478bd9Sstevel@tonic-gate #define M_ERROR "Internal error, errno=%d" 857c478bd9Sstevel@tonic-gate 867c478bd9Sstevel@tonic-gate 877c478bd9Sstevel@tonic-gate /* 887c478bd9Sstevel@tonic-gate * Local (Static) Definitions and macros 897c478bd9Sstevel@tonic-gate * buildcriterialist() Builds the criteria list from the command-line 907c478bd9Sstevel@tonic-gate * builddevlist() Builds the device list from the command-line 917c478bd9Sstevel@tonic-gate * lbl Buffer for the standard message label 927c478bd9Sstevel@tonic-gate * txt Buffer for the standard message text 937c478bd9Sstevel@tonic-gate * stdmsg(r,l,s,t) Write a standard message: 947c478bd9Sstevel@tonic-gate * r Recoverability flag 957c478bd9Sstevel@tonic-gate * l Standard label 967c478bd9Sstevel@tonic-gate * s Severity 977c478bd9Sstevel@tonic-gate * t Text 987c478bd9Sstevel@tonic-gate */ 997c478bd9Sstevel@tonic-gate 1007c478bd9Sstevel@tonic-gate static char **buildcriterialist(); 1017c478bd9Sstevel@tonic-gate static char **builddevlist(); 1027c478bd9Sstevel@tonic-gate 1037c478bd9Sstevel@tonic-gate static char lbl[MM_MXLABELLN+1]; 1047c478bd9Sstevel@tonic-gate static char txt[MM_MXTXTLN+1]; 1057c478bd9Sstevel@tonic-gate 1067c478bd9Sstevel@tonic-gate #define stdmsg(r,l,s,t) (void) fmtmsg(MM_PRINT|MM_UTIL|r,l,s,t,MM_NULLACT,MM_NULLTAG) 1077c478bd9Sstevel@tonic-gate 1087c478bd9Sstevel@tonic-gate /* 1097c478bd9Sstevel@tonic-gate * getdev [-ae] [criterion [...]] [device [...]] 1107c478bd9Sstevel@tonic-gate * 1117c478bd9Sstevel@tonic-gate * This command generates a list of devices that match the 1127c478bd9Sstevel@tonic-gate * specified criteria. 1137c478bd9Sstevel@tonic-gate * 1147c478bd9Sstevel@tonic-gate * Options: 1157c478bd9Sstevel@tonic-gate * -a A device must meet all of the criteria to be 1167c478bd9Sstevel@tonic-gate * included in the generated list instead of just 1177c478bd9Sstevel@tonic-gate * one of the criteria (the "and" flag) 1187c478bd9Sstevel@tonic-gate * -e Exclude the devices mentioned from the generated 1197c478bd9Sstevel@tonic-gate * list. If this flag is omitted, the devices in the 1207c478bd9Sstevel@tonic-gate * list are selected from the devices mentioned. 1217c478bd9Sstevel@tonic-gate * 1227c478bd9Sstevel@tonic-gate * Arguments: 1237c478bd9Sstevel@tonic-gate * criterion An <attr><op><value> expression that describes 1247c478bd9Sstevel@tonic-gate * a device attribute. 1257c478bd9Sstevel@tonic-gate * <attr> is a device attribute 1267c478bd9Sstevel@tonic-gate * <op> may be = != : !: indicating equals, does not 1277c478bd9Sstevel@tonic-gate * equal, is defined, and is not defined 1287c478bd9Sstevel@tonic-gate * respectively 1297c478bd9Sstevel@tonic-gate * <value> is the attribute value. Currently, the only 1307c478bd9Sstevel@tonic-gate * value supported for the : and !: operators 1317c478bd9Sstevel@tonic-gate * is * 1327c478bd9Sstevel@tonic-gate * device A device to select for or exclude from the generated 1337c478bd9Sstevel@tonic-gate * list 1347c478bd9Sstevel@tonic-gate * 1357c478bd9Sstevel@tonic-gate * Exit values: 1367c478bd9Sstevel@tonic-gate * EX_OK All went well 1377c478bd9Sstevel@tonic-gate * EX_ERROR An error (syntax, internal, or resource) occurred 1387c478bd9Sstevel@tonic-gate * EX_DEVTAB The device-table could not be opened for reading 1397c478bd9Sstevel@tonic-gate */ 1407c478bd9Sstevel@tonic-gate 141*113f4232Sakaplan int 142*113f4232Sakaplan main(int argc, char **argv) 1437c478bd9Sstevel@tonic-gate { 1447c478bd9Sstevel@tonic-gate 1457c478bd9Sstevel@tonic-gate /* 1467c478bd9Sstevel@tonic-gate * Automatic data 1477c478bd9Sstevel@tonic-gate */ 1487c478bd9Sstevel@tonic-gate 1497c478bd9Sstevel@tonic-gate char **arglist; /* List of arguments */ 1507c478bd9Sstevel@tonic-gate char **criterialist; /* List of criteria */ 1517c478bd9Sstevel@tonic-gate char **devicelist; /* List of devices to search/ignore */ 1527c478bd9Sstevel@tonic-gate char **fitdevlist; /* List of devices that fit criteria */ 1537c478bd9Sstevel@tonic-gate char *cmdname; /* Simple command name */ 1547c478bd9Sstevel@tonic-gate char *device; /* Device name in the list */ 1557c478bd9Sstevel@tonic-gate char *devtab; /* The device table name */ 1567c478bd9Sstevel@tonic-gate int exitcode; /* Value to return to the caller */ 1577c478bd9Sstevel@tonic-gate int sev; /* Message severity */ 1587c478bd9Sstevel@tonic-gate int optchar; /* Option character (from getopt()) */ 1597c478bd9Sstevel@tonic-gate int andflag; /* TRUE if criteria are to be anded */ 1607c478bd9Sstevel@tonic-gate int excludeflag; /* TRUE if exclude "devices" lists */ 1617c478bd9Sstevel@tonic-gate int options; /* Options to pass to getdev() */ 1627c478bd9Sstevel@tonic-gate int usageerr; /* TRUE if syntax error */ 1637c478bd9Sstevel@tonic-gate 1647c478bd9Sstevel@tonic-gate 1657c478bd9Sstevel@tonic-gate /* Build the message label from the (simple) command name */ 1667c478bd9Sstevel@tonic-gate if ((cmdname = strrchr(argv[0], '/')) != (char *) NULL) cmdname++; 1677c478bd9Sstevel@tonic-gate else cmdname = argv[0]; 1687c478bd9Sstevel@tonic-gate (void) strlcat(strcpy(lbl, "UX:"), cmdname, sizeof(lbl)); 1697c478bd9Sstevel@tonic-gate 1707c478bd9Sstevel@tonic-gate /* Write text-component of messages only (goes away in SVR4.1) */ 1717c478bd9Sstevel@tonic-gate (void) putenv("MSGVERB=text"); 1727c478bd9Sstevel@tonic-gate 1737c478bd9Sstevel@tonic-gate /* 1747c478bd9Sstevel@tonic-gate * Parse the command line: 1757c478bd9Sstevel@tonic-gate * - Options 1767c478bd9Sstevel@tonic-gate * - Selection criteria 1777c478bd9Sstevel@tonic-gate * - Devices to include or exclude 1787c478bd9Sstevel@tonic-gate */ 1797c478bd9Sstevel@tonic-gate 1807c478bd9Sstevel@tonic-gate /* 1817c478bd9Sstevel@tonic-gate * Extract options from the command line 1827c478bd9Sstevel@tonic-gate */ 1837c478bd9Sstevel@tonic-gate 1847c478bd9Sstevel@tonic-gate /* Initializations */ 1857c478bd9Sstevel@tonic-gate andflag = FALSE; /* No -a -- Or criteria data */ 1867c478bd9Sstevel@tonic-gate excludeflag = FALSE; /* No -e -- Include only mentioned devices */ 1877c478bd9Sstevel@tonic-gate usageerr = FALSE; /* No errors on the command line (yet) */ 1887c478bd9Sstevel@tonic-gate 1897c478bd9Sstevel@tonic-gate /* 1907c478bd9Sstevel@tonic-gate * Loop until all of the command line options have been parced 1917c478bd9Sstevel@tonic-gate */ 1927c478bd9Sstevel@tonic-gate opterr = FALSE; /* Don't let getopt() write messages */ 1937c478bd9Sstevel@tonic-gate while ((optchar = getopt(argc, argv, "ae")) != EOF) switch (optchar) { 1947c478bd9Sstevel@tonic-gate 1957c478bd9Sstevel@tonic-gate /* -a List devices that fit all of the criteria listed */ 1967c478bd9Sstevel@tonic-gate case 'a': 1977c478bd9Sstevel@tonic-gate if (andflag) usageerr = TRUE; 1987c478bd9Sstevel@tonic-gate else andflag = TRUE; 1997c478bd9Sstevel@tonic-gate break; 2007c478bd9Sstevel@tonic-gate 2017c478bd9Sstevel@tonic-gate /* -e Exclude those devices mentioned on the command line */ 2027c478bd9Sstevel@tonic-gate case 'e': 2037c478bd9Sstevel@tonic-gate if (excludeflag) usageerr = TRUE; 2047c478bd9Sstevel@tonic-gate else excludeflag = TRUE; 2057c478bd9Sstevel@tonic-gate break; 2067c478bd9Sstevel@tonic-gate 2077c478bd9Sstevel@tonic-gate /* Default case -- command usage error */ 2087c478bd9Sstevel@tonic-gate case '?': 2097c478bd9Sstevel@tonic-gate default: 2107c478bd9Sstevel@tonic-gate usageerr = TRUE; 2117c478bd9Sstevel@tonic-gate break; 2127c478bd9Sstevel@tonic-gate } 2137c478bd9Sstevel@tonic-gate 2147c478bd9Sstevel@tonic-gate /* If there is a usage error, write an appropriate message and exit */ 2157c478bd9Sstevel@tonic-gate if (usageerr) { 2167c478bd9Sstevel@tonic-gate stdmsg(MM_NRECOV, lbl, MM_ERROR, M_USAGE); 2177c478bd9Sstevel@tonic-gate exit(EX_ERROR); 2187c478bd9Sstevel@tonic-gate } 2197c478bd9Sstevel@tonic-gate 2207c478bd9Sstevel@tonic-gate /* Open the device file (if there's one to be opened) */ 2217c478bd9Sstevel@tonic-gate if (!_opendevtab("r")) { 2227c478bd9Sstevel@tonic-gate if (devtab = _devtabpath()) { 2237c478bd9Sstevel@tonic-gate (void) snprintf(txt, sizeof(txt), M_DEVTAB, devtab); 2247c478bd9Sstevel@tonic-gate sev = MM_ERROR; 2257c478bd9Sstevel@tonic-gate exitcode = EX_DEVTAB; 2267c478bd9Sstevel@tonic-gate } else { 2277c478bd9Sstevel@tonic-gate (void) sprintf(txt, M_ERROR, errno); 2287c478bd9Sstevel@tonic-gate sev = MM_HALT; 2297c478bd9Sstevel@tonic-gate exitcode = EX_ERROR; 2307c478bd9Sstevel@tonic-gate } 2317c478bd9Sstevel@tonic-gate stdmsg(MM_NRECOV, lbl, sev, txt); 2327c478bd9Sstevel@tonic-gate exit(exitcode); 2337c478bd9Sstevel@tonic-gate } 2347c478bd9Sstevel@tonic-gate 2357c478bd9Sstevel@tonic-gate /* Build the list of criteria and devices */ 2367c478bd9Sstevel@tonic-gate arglist = argv + optind; 2377c478bd9Sstevel@tonic-gate criterialist = buildcriterialist(arglist); 2387c478bd9Sstevel@tonic-gate devicelist = builddevlist(arglist); 2397c478bd9Sstevel@tonic-gate options = (excludeflag?DTAB_EXCLUDEFLAG:0)|(andflag?DTAB_ANDCRITERIA:0); 2407c478bd9Sstevel@tonic-gate 2417c478bd9Sstevel@tonic-gate /* 2427c478bd9Sstevel@tonic-gate * Get the list of devices that meets the criteria requested. If we 2437c478bd9Sstevel@tonic-gate * got a list (that might be empty), write that list to the standard 2447c478bd9Sstevel@tonic-gate * output file (stdout). 2457c478bd9Sstevel@tonic-gate */ 2467c478bd9Sstevel@tonic-gate 2477c478bd9Sstevel@tonic-gate exitcode = 0; 2487c478bd9Sstevel@tonic-gate if (!(fitdevlist = getdev(devicelist, criterialist, options))) { 2497c478bd9Sstevel@tonic-gate exitcode = 1; 2507c478bd9Sstevel@tonic-gate } 2517c478bd9Sstevel@tonic-gate else for (device = *fitdevlist++ ; device ; device = *fitdevlist++) 2527c478bd9Sstevel@tonic-gate (void) puts(device); 2537c478bd9Sstevel@tonic-gate 2547c478bd9Sstevel@tonic-gate /* Finished */ 2557c478bd9Sstevel@tonic-gate return(exitcode); 2567c478bd9Sstevel@tonic-gate } 2577c478bd9Sstevel@tonic-gate 2587c478bd9Sstevel@tonic-gate /* 2597c478bd9Sstevel@tonic-gate * char **buildcriterialist(arglist) 2607c478bd9Sstevel@tonic-gate * char **arglist 2617c478bd9Sstevel@tonic-gate * 2627c478bd9Sstevel@tonic-gate * Build a list of pointers to the criterion on the command-line 2637c478bd9Sstevel@tonic-gate * 2647c478bd9Sstevel@tonic-gate * Arguments: 2657c478bd9Sstevel@tonic-gate * arglist The list of arguments on the command-line 2667c478bd9Sstevel@tonic-gate * 2677c478bd9Sstevel@tonic-gate * Returns: char ** 2687c478bd9Sstevel@tonic-gate * The address of the first item of the list of criterion on the 2697c478bd9Sstevel@tonic-gate * command-line. This is a pointer to malloc()ed space. 2707c478bd9Sstevel@tonic-gate */ 2717c478bd9Sstevel@tonic-gate 2727c478bd9Sstevel@tonic-gate static char ** 2737c478bd9Sstevel@tonic-gate buildcriterialist(arglist) 2747c478bd9Sstevel@tonic-gate char **arglist; /* Pointer to the list of argument pointers */ 2757c478bd9Sstevel@tonic-gate { 2767c478bd9Sstevel@tonic-gate /* 2777c478bd9Sstevel@tonic-gate * Automatic data 2787c478bd9Sstevel@tonic-gate */ 2797c478bd9Sstevel@tonic-gate 2807c478bd9Sstevel@tonic-gate char **pp; /* Pointer to a criteria */ 2817c478bd9Sstevel@tonic-gate char **allocbuf; /* Pointer to the allocated data */ 2827c478bd9Sstevel@tonic-gate int ncriteria; /* Number of criteria found */ 2837c478bd9Sstevel@tonic-gate 2847c478bd9Sstevel@tonic-gate 2857c478bd9Sstevel@tonic-gate /* 2867c478bd9Sstevel@tonic-gate * Search the argument list, looking for the end of the list or 2877c478bd9Sstevel@tonic-gate * the first thing that's not a criteria. (A criteria is a 2887c478bd9Sstevel@tonic-gate * character-string that contains a colon (':') or an equal-sign ('=') 2897c478bd9Sstevel@tonic-gate */ 2907c478bd9Sstevel@tonic-gate 2917c478bd9Sstevel@tonic-gate pp = arglist; 2927c478bd9Sstevel@tonic-gate ncriteria = 0; 2937c478bd9Sstevel@tonic-gate while (*pp && (strchr(*pp, '=') || strchr(*pp, ':'))) { 2947c478bd9Sstevel@tonic-gate ncriteria++; 2957c478bd9Sstevel@tonic-gate pp++; 2967c478bd9Sstevel@tonic-gate } 2977c478bd9Sstevel@tonic-gate 2987c478bd9Sstevel@tonic-gate if (ncriteria > 0) { 2997c478bd9Sstevel@tonic-gate 3007c478bd9Sstevel@tonic-gate /* Allocate space for the list of criteria pointers */ 3017c478bd9Sstevel@tonic-gate allocbuf = (char **) malloc((ncriteria+1)*sizeof(char **)); 3027c478bd9Sstevel@tonic-gate 3037c478bd9Sstevel@tonic-gate /* 3047c478bd9Sstevel@tonic-gate * Build the list of criteria arguments 3057c478bd9Sstevel@tonic-gate */ 3067c478bd9Sstevel@tonic-gate pp = allocbuf; /* Beginning of the list */ 3077c478bd9Sstevel@tonic-gate while (*arglist && /* If there's more to do ... */ 3087c478bd9Sstevel@tonic-gate (strchr(*arglist, '=') || /* and it's a = criterion ... */ 3097c478bd9Sstevel@tonic-gate strchr(*arglist, ':'))) /* or it's a : criterion ... */ 3107c478bd9Sstevel@tonic-gate *pp++ = *arglist++; /* Include it in the list */ 3117c478bd9Sstevel@tonic-gate *pp = (char *) NULL; /* Terminate the list */ 3127c478bd9Sstevel@tonic-gate 3137c478bd9Sstevel@tonic-gate } else allocbuf = (char **) NULL; /* NO criteria */ 3147c478bd9Sstevel@tonic-gate 3157c478bd9Sstevel@tonic-gate 3167c478bd9Sstevel@tonic-gate return (allocbuf); 3177c478bd9Sstevel@tonic-gate } 3187c478bd9Sstevel@tonic-gate 3197c478bd9Sstevel@tonic-gate /* 3207c478bd9Sstevel@tonic-gate * char **builddevlist(arglist) 3217c478bd9Sstevel@tonic-gate * char **arglist 3227c478bd9Sstevel@tonic-gate * 3237c478bd9Sstevel@tonic-gate * Builds a list of pointers to the devices mentioned on the command- 3247c478bd9Sstevel@tonic-gate * line and returns the address of that list. 3257c478bd9Sstevel@tonic-gate * 3267c478bd9Sstevel@tonic-gate * Arguments: 3277c478bd9Sstevel@tonic-gate * arglist The address of the list of arguments to the 3287c478bd9Sstevel@tonic-gate * getdev command. 3297c478bd9Sstevel@tonic-gate * 3307c478bd9Sstevel@tonic-gate * Returns: char ** 3317c478bd9Sstevel@tonic-gate * A pointer to the first item in the list of pointers to devices 3327c478bd9Sstevel@tonic-gate * specified on the command-line 3337c478bd9Sstevel@tonic-gate */ 3347c478bd9Sstevel@tonic-gate 3357c478bd9Sstevel@tonic-gate static char ** 3367c478bd9Sstevel@tonic-gate builddevlist(arglist) 3377c478bd9Sstevel@tonic-gate char **arglist; /* Pointer to the list of pointers to args */ 3387c478bd9Sstevel@tonic-gate { 3397c478bd9Sstevel@tonic-gate /* 3407c478bd9Sstevel@tonic-gate * Automatic data 3417c478bd9Sstevel@tonic-gate */ 3427c478bd9Sstevel@tonic-gate 3437c478bd9Sstevel@tonic-gate /* 3447c478bd9Sstevel@tonic-gate * Search the argument list, looking for the end of the list or the 3457c478bd9Sstevel@tonic-gate * first thing that's not a criteria. It is the first device in the 3467c478bd9Sstevel@tonic-gate * list of devices (if any). 3477c478bd9Sstevel@tonic-gate */ 3487c478bd9Sstevel@tonic-gate 3497c478bd9Sstevel@tonic-gate while (*arglist && (strchr(*arglist, '=') || strchr(*arglist, ':'))) arglist++; 3507c478bd9Sstevel@tonic-gate 3517c478bd9Sstevel@tonic-gate /* Return a pointer to the argument list. */ 3527c478bd9Sstevel@tonic-gate return(*arglist?arglist:(char **) NULL); 3537c478bd9Sstevel@tonic-gate } 354