diff options
Diffstat (limited to 'lib/libc/string/strerror.c')
| -rw-r--r-- | lib/libc/string/strerror.c | 126 |
1 files changed, 0 insertions, 126 deletions
diff --git a/lib/libc/string/strerror.c b/lib/libc/string/strerror.c deleted file mode 100644 index 890ed21..0000000 --- a/lib/libc/string/strerror.c +++ /dev/null @@ -1,126 +0,0 @@ -/*- - * Copyright (c) 1988, 1993 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#if defined(LIBC_SCCS) && !defined(lint) -static char sccsid[] = "@(#)strerror.c 8.1 (Berkeley) 6/4/93"; -#endif /* LIBC_SCCS and not lint */ -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#if defined(NLS) -#include <nl_types.h> -#endif - -#include <limits.h> -#include <errno.h> -#include <string.h> -#include <stdio.h> - -#define UPREFIX "Unknown error" - -/* - * Define a buffer size big enough to describe a 64-bit signed integer - * converted to ASCII decimal (19 bytes), with an optional leading sign - * (1 byte); finally, we get the prefix, delimiter (": ") and a trailing - * NUL from UPREFIX. - */ -#define EBUFSIZE (20 + 2 + sizeof(UPREFIX)) - -/* - * Doing this by hand instead of linking with stdio(3) avoids bloat for - * statically linked binaries. - */ -static void -errstr(int num, char *uprefix, char *buf, size_t len) -{ - char *t; - unsigned int uerr; - char tmp[EBUFSIZE]; - - t = tmp + sizeof(tmp); - *--t = '\0'; - uerr = (num >= 0) ? num : -num; - do { - *--t = "0123456789"[uerr % 10]; - } while (uerr /= 10); - if (num < 0) - *--t = '-'; - *--t = ' '; - *--t = ':'; - strlcpy(buf, uprefix, len); - strlcat(buf, t, len); -} - -int -strerror_r(int errnum, char *strerrbuf, size_t buflen) -{ - int retval = 0; -#if defined(NLS) - int saved_errno = errno; - nl_catd catd; - catd = catopen("libc", NL_CAT_LOCALE); -#endif - - if (errnum < 1 || errnum >= sys_nerr) { - errstr(errnum, -#if defined(NLS) - catgets(catd, 1, 0xffff, UPREFIX), -#else - UPREFIX, -#endif - strerrbuf, buflen); - retval = EINVAL; - } else { - if (strlcpy(strerrbuf, -#if defined(NLS) - catgets(catd, 1, errnum, sys_errlist[errnum]), -#else - sys_errlist[errnum], -#endif - buflen) >= buflen) - retval = ERANGE; - } - -#if defined(NLS) - catclose(catd); - errno = saved_errno; -#endif - - return (retval); -} - -char * -strerror(int num) -{ - static char ebuf[NL_TEXTMAX]; - - if (strerror_r(num, ebuf, sizeof(ebuf)) != 0) - errno = EINVAL; - return (ebuf); -} |
