zfs/include/os/freebsd/spl/sys/cmn_err.h

116 lines
3.0 KiB
C

/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or https://opensource.org/licenses/CDDL-1.0.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
/*
* Copyright 2004 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_CMN_ERR_H
#define _SYS_CMN_ERR_H
#if !defined(_ASM)
#include <sys/_stdarg.h>
#include <sys/atomic.h>
#endif
#ifdef __cplusplus
extern "C" {
#endif
/* Common error handling severity levels */
#define CE_CONT 0 /* continuation */
#define CE_NOTE 1 /* notice */
#define CE_WARN 2 /* warning */
#define CE_PANIC 3 /* panic */
#define CE_IGNORE 4 /* print nothing */
#ifndef _ASM
extern void cmn_err(int, const char *, ...)
__attribute__((format(printf, 2, 3)));
extern void vzcmn_err(zoneid_t, int, const char *, __va_list)
__attribute__((format(printf, 3, 0)));
extern void vcmn_err(int, const char *, __va_list)
__attribute__((format(printf, 2, 0)));
extern void zcmn_err(zoneid_t, int, const char *, ...)
__attribute__((format(printf, 3, 4)));
extern void vzprintf(zoneid_t, const char *, __va_list)
__attribute__((format(printf, 2, 0)));
extern void zprintf(zoneid_t, const char *, ...)
__attribute__((format(printf, 2, 3)));
extern void vuprintf(const char *, __va_list)
__attribute__((format(printf, 1, 0)));
extern void panic(const char *, ...)
__attribute__((format(printf, 1, 2), __noreturn__));
#define cmn_err_once(ce, ...) \
do { \
static volatile uint32_t printed = 0; \
if (atomic_cas_32(&printed, 0, 1) == 0) { \
cmn_err(ce, __VA_ARGS__); \
} \
} while (0)
#define vcmn_err_once(ce, fmt, ap) \
do { \
static volatile uint32_t printed = 0; \
if (atomic_cas_32(&printed, 0, 1) == 0) { \
vcmn_err(ce, fmt, ap); \
} \
} while (0)
#define zcmn_err_once(zone, ce, ...) \
do { \
static volatile uint32_t printed = 0; \
if (atomic_cas_32(&printed, 0, 1) == 0) { \
zcmn_err(zone, ce, __VA_ARGS__); \
} \
} while (0)
#define vzcmn_err_once(zone, ce, fmt, ap) \
do { \
static volatile uint32_t printed = 0; \
if (atomic_cas_32(&printed, 0, 1) == 0) { \
vzcmn_err(zone, ce, fmt, ap); \
} \
} while (0)
#endif /* !_ASM */
#ifdef __cplusplus
}
#endif
#endif /* _SYS_CMN_ERR_H */