1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright (c) 1998 by Sun Microsystems, Inc. 24*0Sstevel@tonic-gate * All rights reserved. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 28*0Sstevel@tonic-gate 29*0Sstevel@tonic-gate #include <sys/param.h> 30*0Sstevel@tonic-gate #include <libintl.h> 31*0Sstevel@tonic-gate #include <string.h> 32*0Sstevel@tonic-gate #include <stdlib.h> 33*0Sstevel@tonic-gate #include <stdarg.h> 34*0Sstevel@tonic-gate #include <stdio.h> 35*0Sstevel@tonic-gate #include <errno.h> 36*0Sstevel@tonic-gate 37*0Sstevel@tonic-gate #include "utils.h" 38*0Sstevel@tonic-gate 39*0Sstevel@tonic-gate static const char PNAME_FMT[] = "%s: "; 40*0Sstevel@tonic-gate static const char ERRNO_FMT[] = ": %s\n"; 41*0Sstevel@tonic-gate 42*0Sstevel@tonic-gate static const char *pname; 43*0Sstevel@tonic-gate 44*0Sstevel@tonic-gate /*PRINTFLIKE1*/ 45*0Sstevel@tonic-gate void 46*0Sstevel@tonic-gate warn(const char *format, ...) 47*0Sstevel@tonic-gate { 48*0Sstevel@tonic-gate int err = errno; 49*0Sstevel@tonic-gate va_list alist; 50*0Sstevel@tonic-gate 51*0Sstevel@tonic-gate if (pname != NULL) 52*0Sstevel@tonic-gate (void) fprintf(stderr, gettext(PNAME_FMT), pname); 53*0Sstevel@tonic-gate 54*0Sstevel@tonic-gate va_start(alist, format); 55*0Sstevel@tonic-gate (void) vfprintf(stderr, format, alist); 56*0Sstevel@tonic-gate va_end(alist); 57*0Sstevel@tonic-gate 58*0Sstevel@tonic-gate if (strchr(format, '\n') == NULL) 59*0Sstevel@tonic-gate (void) fprintf(stderr, gettext(ERRNO_FMT), strerror(err)); 60*0Sstevel@tonic-gate } 61*0Sstevel@tonic-gate 62*0Sstevel@tonic-gate /*PRINTFLIKE1*/ 63*0Sstevel@tonic-gate void 64*0Sstevel@tonic-gate die(const char *format, ...) 65*0Sstevel@tonic-gate { 66*0Sstevel@tonic-gate int err = errno; 67*0Sstevel@tonic-gate va_list alist; 68*0Sstevel@tonic-gate 69*0Sstevel@tonic-gate if (pname != NULL) 70*0Sstevel@tonic-gate (void) fprintf(stderr, gettext(PNAME_FMT), pname); 71*0Sstevel@tonic-gate 72*0Sstevel@tonic-gate va_start(alist, format); 73*0Sstevel@tonic-gate (void) vfprintf(stderr, format, alist); 74*0Sstevel@tonic-gate va_end(alist); 75*0Sstevel@tonic-gate 76*0Sstevel@tonic-gate if (strchr(format, '\n') == NULL) 77*0Sstevel@tonic-gate (void) fprintf(stderr, gettext(ERRNO_FMT), strerror(err)); 78*0Sstevel@tonic-gate 79*0Sstevel@tonic-gate exit(E_ERROR); 80*0Sstevel@tonic-gate } 81*0Sstevel@tonic-gate 82*0Sstevel@tonic-gate const char * 83*0Sstevel@tonic-gate getpname(const char *arg0) 84*0Sstevel@tonic-gate { 85*0Sstevel@tonic-gate const char *p = strrchr(arg0, '/'); 86*0Sstevel@tonic-gate 87*0Sstevel@tonic-gate if (p == NULL) 88*0Sstevel@tonic-gate p = arg0; 89*0Sstevel@tonic-gate else 90*0Sstevel@tonic-gate p++; 91*0Sstevel@tonic-gate 92*0Sstevel@tonic-gate pname = p; 93*0Sstevel@tonic-gate return (p); 94*0Sstevel@tonic-gate } 95*0Sstevel@tonic-gate 96*0Sstevel@tonic-gate int 97*0Sstevel@tonic-gate valid_abspath(const char *p) 98*0Sstevel@tonic-gate { 99*0Sstevel@tonic-gate if (p[0] != '/') { 100*0Sstevel@tonic-gate warn(gettext("pathname is not an absolute path -- %s\n"), p); 101*0Sstevel@tonic-gate return (0); 102*0Sstevel@tonic-gate } 103*0Sstevel@tonic-gate 104*0Sstevel@tonic-gate if (strlen(p) > MAXPATHLEN) { 105*0Sstevel@tonic-gate warn(gettext("pathname is too long -- %s\n"), p); 106*0Sstevel@tonic-gate return (0); 107*0Sstevel@tonic-gate } 108*0Sstevel@tonic-gate 109*0Sstevel@tonic-gate return (1); 110*0Sstevel@tonic-gate } 111*0Sstevel@tonic-gate 112*0Sstevel@tonic-gate int 113*0Sstevel@tonic-gate valid_str2int(const char *p, int *ip) 114*0Sstevel@tonic-gate { 115*0Sstevel@tonic-gate int i; 116*0Sstevel@tonic-gate char *q; 117*0Sstevel@tonic-gate 118*0Sstevel@tonic-gate errno = 0; 119*0Sstevel@tonic-gate i = (int)strtol(p, &q, 10); 120*0Sstevel@tonic-gate 121*0Sstevel@tonic-gate if (errno != 0 || q == p || i < 0 || (*q != '\0' && *q != '\n')) 122*0Sstevel@tonic-gate return (0); 123*0Sstevel@tonic-gate 124*0Sstevel@tonic-gate *ip = i; 125*0Sstevel@tonic-gate return (1); 126*0Sstevel@tonic-gate } 127*0Sstevel@tonic-gate 128*0Sstevel@tonic-gate int 129*0Sstevel@tonic-gate valid_str2ull(const char *p, unsigned long long *ullp) 130*0Sstevel@tonic-gate { 131*0Sstevel@tonic-gate long long ll; 132*0Sstevel@tonic-gate char *q; 133*0Sstevel@tonic-gate 134*0Sstevel@tonic-gate errno = 0; 135*0Sstevel@tonic-gate ll = strtoll(p, &q, 10); 136*0Sstevel@tonic-gate 137*0Sstevel@tonic-gate if (errno != 0 || q == p || ll < 0LL || (*q != '\0' && *q != '\n')) 138*0Sstevel@tonic-gate return (0); 139*0Sstevel@tonic-gate 140*0Sstevel@tonic-gate *ullp = (unsigned long long)ll; 141*0Sstevel@tonic-gate return (1); 142*0Sstevel@tonic-gate } 143