diff options
Diffstat (limited to 'nuttx/lib/misc/lib_dbg.c')
-rw-r--r-- | nuttx/lib/misc/lib_dbg.c | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/nuttx/lib/misc/lib_dbg.c b/nuttx/lib/misc/lib_dbg.c new file mode 100644 index 000000000..6f326bf4f --- /dev/null +++ b/nuttx/lib/misc/lib_dbg.c @@ -0,0 +1,165 @@ +/**************************************************************************** + * lib/misc/lib_dbg.c + * + * Copyright (C) 2007-2009, 2011-2012 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * + * 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. + * 3. Neither the name NuttX 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 COPYRIGHT HOLDERS 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 + * COPYRIGHT OWNER 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. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +#include <stdarg.h> +#include <debug.h> + +#include "lib_internal.h" + +/**************************************************************************** + * Global Variables + ****************************************************************************/ + +/* Debug output is initially disabled */ + +#ifdef CONFIG_DEBUG_ENABLE +bool g_dbgenable; +#endif + +/**************************************************************************** + * Global Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: dbg_enable + * + * Description: + * Enable or disable debug output. + * + ****************************************************************************/ + +#ifdef CONFIG_DEBUG_ENABLE +void dbg_enable(bool enable) +{ + g_dbgenable = enable; +} +#endif + +/**************************************************************************** + * Name: dbg, lldbg, vdbg + * + * Description: + * If the cross-compiler's pre-processor does not support variable + * length arguments, then these additional APIs will be built. + * + ****************************************************************************/ + +#ifndef CONFIG_CPP_HAVE_VARARGS +#ifdef CONFIG_DEBUG +int dbg(const char *format, ...) +{ + va_list ap; + int ret; + +#ifdef CONFIG_DEBUG_ENABLE + ret = 0; + if (g_dbgenable) +#endif + { + va_start(ap, format); + ret = lib_rawvprintf(format, ap); + va_end(ap); + } + + return ret; +} + +#ifdef CONFIG_ARCH_LOWPUTC +int lldbg(const char *format, ...) +{ + va_list ap; + int ret; + +#ifdef CONFIG_DEBUG_ENABLE + ret = 0; + if (g_dbgenable) +#endif + { + va_start(ap, format); + ret = lib_lowvprintf(format, ap); + va_end(ap); + } + + return ret; +} +#endif + +#ifdef CONFIG_DEBUG_VERBOSE +int vdbg(const char *format, ...) +{ + va_list ap; + int ret; + +#ifdef CONFIG_DEBUG_ENABLE + ret = 0; + if (g_dbgenable) +#endif + { + va_start(ap, format); + ret = lib_rawvprintf(format, ap); + va_end(ap); + } + + return ret; +} + +#ifdef CONFIG_ARCH_LOWPUTC +int llvdbg(const char *format, ...) +{ + va_list ap; + int ret; + +#ifdef CONFIG_DEBUG_ENABLE + ret = 0; + if (g_dbgenable) +#endif + { + va_start(ap, format); + ret = lib_lowvprintf(format, ap); + va_end(ap); + } + + return ret; +} +#endif /* CONFIG_ARCH_LOWPUTC */ +#endif /* CONFIG_DEBUG_VERBOSE */ +#endif /* CONFIG_DEBUG */ +#endif /* CONFIG_CPP_HAVE_VARARGS */ |