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
warn(const char * format,...)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
die(const char * format,...)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 *
getpname(const char * arg0)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
valid_abspath(const char * p)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
valid_str2int(const char * p,int * ip)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
valid_str2ull(const char * p,unsigned long long * ullp)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