4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
24 * Copyright 2007 Sun Microsystems, Inc. All rights reserved.
25 * Use is subject to license terms.
28 #include <sys/param.h>
29 #include <sys/string.h>
31 #include <machine/stdarg.h>
33 #define IS_DIGIT(c) ((c) >= '0' && (c) <= '9')
36 (((c) >= 'a' && (c) <= 'z') || ((c) >= 'A' && (c) <= 'Z'))
39 strpbrk(const char *s, const char *b)
44 for (p = b; *p != '\0' && *p != *s; ++p)
54 * Convert a string into a valid C identifier by replacing invalid
55 * characters with '_'. Also makes sure the string is nul-terminated
56 * and takes up at most n bytes.
59 strident_canon(char *s, size_t n)
62 char *end = s + n - 1;
67 if (!IS_ALPHA(c) && c != '_')
70 while (s < end && ((c = *(++s)) != 0)) {
71 if (!IS_ALPHA(c) && !IS_DIGIT(c) && c != '_')
78 * Do not change the length of the returned string; it must be freed
82 kmem_asprintf(const char *fmt, ...)
89 size = vsnprintf(NULL, 0, fmt, adx) + 1;
92 buf = kmem_alloc(size, KM_SLEEP);
95 (void) vsnprintf(buf, size, fmt, adx);
105 kmem_free(str, strlen(str) + 1);