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130 lines
4.8 KiB
130 lines
4.8 KiB
/**************************************************************************** |
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* libc/stdio/lib_lowsyslog.c |
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* |
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* Copyright (C) 2007-2009, 2011-2012 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 <stdio.h> |
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#include <debug.h> |
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#include "lib_internal.h" |
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/* This interface can only be used from within the kernel */ |
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#if !defined(CONFIG_NUTTX_KERNEL) || defined(__KERNEL__) |
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/**************************************************************************** |
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* Definitions |
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****************************************************************************/ |
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/**************************************************************************** |
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* Private Type Declarations |
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****************************************************************************/ |
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/**************************************************************************** |
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* Private Function Prototypes |
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****************************************************************************/ |
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/**************************************************************************** |
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* Global Function Prototypes |
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****************************************************************************/ |
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/**************************************************************************** |
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* Global Constant Data |
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****************************************************************************/ |
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/**************************************************************************** |
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* Global Variables |
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****************************************************************************/ |
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/**************************************************************************** |
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* Private Constant Data |
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****************************************************************************/ |
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/**************************************************************************** |
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* Private Variables |
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****************************************************************************/ |
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/**************************************************************************** |
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* Public Functions |
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****************************************************************************/ |
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/**************************************************************************** |
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* Name: lowvsyslog |
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****************************************************************************/ |
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#if defined(CONFIG_ARCH_LOWPUTC) || defined(CONFIG_SYSLOG) |
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int lowvsyslog(const char *fmt, va_list ap) |
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{ |
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struct lib_outstream_s stream; |
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/* Wrap the stdout in a stream object and let lib_vsprintf do the work. */ |
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#ifdef CONFIG_SYSLOG |
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lib_syslogstream((FAR struct lib_outstream_s *)&stream); |
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#else |
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lib_lowoutstream((FAR struct lib_outstream_s *)&stream); |
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#endif |
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return lib_vsprintf((FAR struct lib_outstream_s *)&stream, fmt, ap); |
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} |
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/**************************************************************************** |
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* Name: lowsyslog |
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****************************************************************************/ |
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int lowsyslog(const char *fmt, ...) |
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{ |
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va_list ap; |
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int ret; |
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#ifdef CONFIG_SYSLOG_ENABLE |
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ret = 0; |
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if (g_syslogenable) |
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#endif |
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{ |
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va_start(ap, fmt); |
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ret = lowvsyslog(fmt, ap); |
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va_end(ap); |
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} |
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return ret; |
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} |
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#endif /* CONFIG_ARCH_LOWPUTC || CONFIG_SYSLOG */ |
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#endif /* __KERNEL__ */
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