91 lines
3.3 KiB
C
91 lines
3.3 KiB
C
/****************************************************************************
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* fs/syslog/fs_syslogenable.c
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*
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* Copyright (C) 2007-2009, 2011-2012, 2014 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdbool.h>
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#include <syslog.h>
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#include <arch/irq.h>
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#include "syslog/syslog.h"
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#ifdef CONFIG_SYSLOG_ENABLE
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: syslog_enable
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*
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* Description:
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* Enable or disable debug output.
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*
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****************************************************************************/
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void syslog_enable(bool enable)
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{
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irqstate_t flags;
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/* These operations must be exclusive with respect to other threads as well
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* as interrupts.
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*/
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flags = irqsave();
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if (enable && !g_syslog_enabled)
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{
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/* Transition from the disabled to the enabled state */
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g_syslog_mask = g_syslog_enablemask; /* Restore the enabled mask */
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g_syslog_enabled = true; /* Mark enabled */
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}
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else if (!enabled && g_syslog_enabled)
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{
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/* Transition from the enabled to the disabled state */
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g_syslog_enablemask = g_syslog_mask; /* Save the enabled mask */
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g_syslog_mask = 0; /* Clear the current mask */
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g_syslog_enabled = false /* Remember not enabled */
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}
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irqrestore(flags);
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}
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#endif /* CONFIG_SYSLOG_ENABLE */
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