166 lines
4.3 KiB
C
166 lines
4.3 KiB
C
/****************************************************************************
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* lib/misc/lib_dbg.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 <stdarg.h>
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#include <debug.h>
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#include "lib_internal.h"
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/****************************************************************************
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* Global Variables
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****************************************************************************/
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/* Debug output is initially disabled */
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#ifdef CONFIG_DEBUG_ENABLE
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bool g_dbgenable;
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#endif
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/****************************************************************************
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* Global Functions
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****************************************************************************/
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/****************************************************************************
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* Name: dbg_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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#ifdef CONFIG_DEBUG_ENABLE
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void dbg_enable(bool enable)
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{
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g_dbgenable = enable;
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}
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#endif
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/****************************************************************************
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* Name: dbg, lldbg, vdbg
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*
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* Description:
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* If the cross-compiler's pre-processor does not support variable
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* length arguments, then these additional APIs will be built.
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*
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****************************************************************************/
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#ifndef CONFIG_CPP_HAVE_VARARGS
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#ifdef CONFIG_DEBUG
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int dbg(const char *format, ...)
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{
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va_list ap;
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int ret;
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#ifdef CONFIG_DEBUG_ENABLE
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ret = 0;
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if (g_dbgenable)
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#endif
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{
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va_start(ap, format);
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ret = lib_rawvprintf(format, 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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#ifdef CONFIG_ARCH_LOWPUTC
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int lldbg(const char *format, ...)
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{
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va_list ap;
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int ret;
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#ifdef CONFIG_DEBUG_ENABLE
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ret = 0;
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if (g_dbgenable)
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#endif
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{
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va_start(ap, format);
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ret = lib_lowvprintf(format, 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
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#ifdef CONFIG_DEBUG_VERBOSE
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int vdbg(const char *format, ...)
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{
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va_list ap;
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int ret;
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#ifdef CONFIG_DEBUG_ENABLE
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ret = 0;
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if (g_dbgenable)
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#endif
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{
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va_start(ap, format);
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ret = lib_rawvprintf(format, 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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#ifdef CONFIG_ARCH_LOWPUTC
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int llvdbg(const char *format, ...)
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{
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va_list ap;
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int ret;
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#ifdef CONFIG_DEBUG_ENABLE
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ret = 0;
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if (g_dbgenable)
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#endif
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{
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va_start(ap, format);
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ret = lib_lowvprintf(format, 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 */
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#endif /* CONFIG_DEBUG_VERBOSE */
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#endif /* CONFIG_DEBUG */
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#endif /* CONFIG_CPP_HAVE_VARARGS */
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