Current Path : /compat/linux/proc/self/root/usr/src/lib/libc/gen/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
Current File : //compat/linux/proc/self/root/usr/src/lib/libc/gen/err.c |
/*- * Copyright (c) 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[] = "@(#)err.c 8.1 (Berkeley) 6/4/93"; #endif /* LIBC_SCCS and not lint */ #include <sys/cdefs.h> __FBSDID("$FreeBSD: release/9.1.0/lib/libc/gen/err.c 177893 2008-04-03 20:36:44Z imp $"); #include "namespace.h" #include <err.h> #include <errno.h> #include <stdarg.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include "un-namespace.h" #include "libc_private.h" static FILE *err_file; /* file to use for error output */ static void (*err_exit)(int); /* * This is declared to take a `void *' so that the caller is not required * to include <stdio.h> first. However, it is really a `FILE *', and the * manual page documents it as such. */ void err_set_file(void *fp) { if (fp) err_file = fp; else err_file = stderr; } void err_set_exit(void (*ef)(int)) { err_exit = ef; } __weak_reference(_err, err); void _err(int eval, const char *fmt, ...) { va_list ap; va_start(ap, fmt); verrc(eval, errno, fmt, ap); va_end(ap); } void verr(eval, fmt, ap) int eval; const char *fmt; va_list ap; { verrc(eval, errno, fmt, ap); } void errc(int eval, int code, const char *fmt, ...) { va_list ap; va_start(ap, fmt); verrc(eval, code, fmt, ap); va_end(ap); } void verrc(int eval, int code, const char *fmt, va_list ap) { if (err_file == 0) err_set_file((FILE *)0); fprintf(err_file, "%s: ", _getprogname()); if (fmt != NULL) { vfprintf(err_file, fmt, ap); fprintf(err_file, ": "); } fprintf(err_file, "%s\n", strerror(code)); if (err_exit) err_exit(eval); exit(eval); } void errx(int eval, const char *fmt, ...) { va_list ap; va_start(ap, fmt); verrx(eval, fmt, ap); va_end(ap); } void verrx(int eval, const char *fmt, va_list ap) { if (err_file == 0) err_set_file((FILE *)0); fprintf(err_file, "%s: ", _getprogname()); if (fmt != NULL) vfprintf(err_file, fmt, ap); fprintf(err_file, "\n"); if (err_exit) err_exit(eval); exit(eval); } __weak_reference(_warn, warn); void _warn(const char *fmt, ...) { va_list ap; va_start(ap, fmt); vwarnc(errno, fmt, ap); va_end(ap); } void vwarn(const char *fmt, va_list ap) { vwarnc(errno, fmt, ap); } void warnc(int code, const char *fmt, ...) { va_list ap; va_start(ap, fmt); vwarnc(code, fmt, ap); va_end(ap); } void vwarnc(int code, const char *fmt, va_list ap) { if (err_file == 0) err_set_file((FILE *)0); fprintf(err_file, "%s: ", _getprogname()); if (fmt != NULL) { vfprintf(err_file, fmt, ap); fprintf(err_file, ": "); } fprintf(err_file, "%s\n", strerror(code)); } void warnx(const char *fmt, ...) { va_list ap; va_start(ap, fmt); vwarnx(fmt, ap); va_end(ap); } void vwarnx(const char *fmt, va_list ap) { if (err_file == 0) err_set_file((FILE *)0); fprintf(err_file, "%s: ", _getprogname()); if (fmt != NULL) vfprintf(err_file, fmt, ap); fprintf(err_file, "\n"); }