From 551d4aa1be9f4d256df3fadca9a005a0f316adf8 Mon Sep 17 00:00:00 2001
From: bertho <bertho>
Date: Thu, 5 Feb 2009 01:26:26 +0000
Subject: Add a flexible debug interface. Please read the documentation.

---
 server/src/debug.h | 83 +++++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 82 insertions(+), 1 deletion(-)

(limited to 'server/src/debug.h')

diff --git a/server/src/debug.h b/server/src/debug.h
index 9c49f67..0e64a27 100644
--- a/server/src/debug.h
+++ b/server/src/debug.h
@@ -27,7 +27,9 @@
 #ifndef __ARTEFACT_DEBUG_H__
 #define __ARTEFACT_DEBUG_H__
 
-#ifdef HAVE_CONFIG
+#include <stdarg.h>
+
+#ifdef HAVE_CONFIG_H
 // For USE_EFENCE
 #include <config.h>
 #ifdef USE_EFENCE
@@ -48,4 +50,83 @@
 #endif/*USE_EFENCE*/
 #endif/*HAVE_CONFIG*/
 
+void pracro_debug_init(void);
+void pracro_debug_parse(const char *fmt);
+
+enum __pracro_debug_class
+{
+	__pracro_class_fixme,
+	__pracro_class_info,
+	__pracro_class_warn,
+	__pracro_class_err,
+	__pracro_class_debug
+};
+
+#ifndef __GNUC__
+#error "Need gcc for special debug macro expansions. Please define for other compilers."
+#endif
+
+#ifdef WITH_DEBUG
+int __pracro_debug(const char *func, const int line, enum __pracro_debug_class cl, const char *ch, const char *fmt, ...) __attribute__((format (printf,5,6)));
+int __pracro_debug_va(const char *func, const int line, enum __pracro_debug_class cl, const char *ch, const char *fmt, va_list va);
+
+/* gcc preprocessor magic ahead */
+#define __PRACRO_DEBUG_PRINT(cl, ch, fmt...)	\
+	do { __pracro_debug(__func__, __LINE__, cl, ch, fmt); } while(0)
+#define __PRACRO_DEBUG_PRINT_VA(cl, ch, fmt, a)	\
+	do { __pracro_debug_va(__func__, __LINE__, cl, ch, fmt, a); } while(0)
+#define __PRACRO_DEBUG(cl, ch, fmt...)		__PRACRO_DEBUG_PRINT(__pracro_class##cl, #ch, fmt)
+#define __PRACRO_DEBUG_VA(cl, ch, fmt, a)	__PRACRO_DEBUG_PRINT_VA(__pracro_class##cl, #ch, fmt, a)
+
+#define PRACRO_FIXME(ch, fmt...)	__PRACRO_DEBUG(_fixme, ch, fmt)
+#define PRACRO_INFO(ch, fmt...)		__PRACRO_DEBUG(_info, ch, fmt)
+#define PRACRO_WARN(ch, fmt...)		__PRACRO_DEBUG(_warn, ch, fmt)
+#define PRACRO_ERR(ch, fmt...)		__PRACRO_DEBUG(_err, ch, fmt)
+#define PRACRO_DEBUG(ch, fmt...)	__PRACRO_DEBUG(_debug, ch, fmt)
+#define PRACRO_FIXME_VA(ch, fmt, a)	__PRACRO_DEBUG_VA(_fixme, ch, fmt, a)
+#define PRACRO_INFO_VA(ch, fmt, a)	__PRACRO_DEBUG_VA(_info, ch, fmt, a)
+#define PRACRO_WARN_VA(ch, fmt, a)	__PRACRO_DEBUG_VA(_warn, ch, fmt, a)
+#define PRACRO_ERR_VA(ch, fmt, a)	__PRACRO_DEBUG_VA(_err, ch, fmt, a)
+#define PRACRO_DEBUG_VA(ch, fmt, a)	__PRACRO_DEBUG_VA(_debug, ch, fmt, a)
+
+#define PRACRO_INFO_LOG(ch, fmt...)	PRACRO_INFO(ch, fmt)
+#define PRACRO_WARN_LOG(ch, fmt...)	PRACRO_WARN(ch, fmt)
+#define PRACRO_ERR_LOG(ch, fmt...)	PRACRO_ERR(ch, fmt)
+#define PRACRO_INFO_LOG_VA(ch, fmt, a)	PRACRO_INFO_VA(ch, fmt, a)
+#define PRACRO_WARN_LOG_VA(ch, fmt, a)	PRACRO_WARN_VA(ch, fmt, a)
+#define PRACRO_ERR_LOG_VA(ch, fmt, a)	PRACRO_ERR_VA(ch, fmt, a)
+
+#else
+
+/* If we compile without debug support, we want them all to go away */
+#define PRACRO_FIXME(ch, fmt...)
+#define PRACRO_INFO(ch, fmt...)
+#define PRACRO_WARN(ch, fmt...)
+#define PRACRO_ERR(ch, fmt...)
+#define PRACRO_DEBUG(ch, fmt...)
+#define PRACRO_FIXME_VA(ch, fmt...)
+#define PRACRO_INFO_VA(ch, fmt...)
+#define PRACRO_WARN_VA(ch, fmt...)
+#define PRACRO_ERR_VA(ch, fmt...)
+#define PRACRO_DEBUG_VA(ch, fmt...)
+
+int __pracro_log(const char *func, const int line, enum __pracro_debug_class cl, const char *ch, const char *fmt, ...) __attribute__((format (printf,5,6)));
+int __pracro_log_va(const char *func, const int line, enum __pracro_debug_class cl, const char *ch, const char *fmt, va_list va);
+
+#define __PRACRO_LOG_PRINT(cl, ch, fmt...)	\
+	do { __pracro_log(__func__, __LINE__, cl, ch, fmt); } while(0)
+#define __PRACRO_LOG_PRINT_VA(cl, ch, fmt, a)	\
+	do { __pracro_log_va(__func__, __LINE__, cl, ch, fmt, a); } while(0)
+#define __PRACRO_LOG(cl, ch, fmt...)	__PRACRO_LOG_PRINT(__pracro_class##cl, #ch, fmt)
+#define __PRACRO_LOG_VA(cl, ch, fmt, a)	__PRACRO_LOG_PRINT_VA(__pracro_class##cl, #ch, fmt, a)
+
+#define PRACRO_INFO_LOG(ch, fmt...)	__PRACRO_LOG(_info, ch, fmt)
+#define PRACRO_WARN_LOG(ch, fmt...)	__PRACRO_LOG(_warn, ch, fmt)
+#define PRACRO_ERR_LOG(ch, fmt...)	__PRACRO_LOG(_err, ch, fmt)
+#define PRACRO_INFO_LOG_VA(ch, fmt, a)	__PRACRO_LOG_VA(ch, fmt, a)
+#define PRACRO_WARN_LOG_VA(ch, fmt, a)	__PRACRO_LOG_VA(ch, fmt, a)
+#define PRACRO_ERR_LOG_VA(ch, fmt, a)	__PRACRO_LOG_VA(ch, fmt, a)
+
+#endif/*WITH_DEBUG*/
+
 #endif/*__ARTEFACT_DEBUG_H__*/
-- 
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