From d5a0d432b679f0c4a8cc0a74d766ba03a008f7d9 Mon Sep 17 00:00:00 2001
From: Andreas Baumann <abaumann@yahoo.com>
Date: Wed, 25 Mar 2009 10:05:49 +0100
Subject: fixed logger again, on Unix we stick to strerror_r+wolf_log (simple
 enough and doesn't introduce dependencies on variadic macros or similar
 stuff)

---
 include/wolf/log/log.h | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

(limited to 'include')

diff --git a/include/wolf/log/log.h b/include/wolf/log/log.h
index b9f04b8..b31243b 100644
--- a/include/wolf/log/log.h
+++ b/include/wolf/log/log.h
@@ -19,6 +19,7 @@
 #define WOLF_LOG_H
 
 #include "port/stdbool.h"
+#include "port/gettext.h"
 
 /**
  * @addtogroup wolf_log Logging
@@ -286,6 +287,34 @@ void wolf_log_reopenlogtoeventlog( void );
  */
 void wolf_log( wolf_log_level_t level, int category_id, int message_id, const char *format, ... );
 
+#ifdef _WIN32
+#define WOLF_LOG_GET_LAST_ERROR( errbuf, errbuf_size )					\
+{											\
+	DWORD wolf_log_last_error = GetLastError( );					\
+	LPVOID wolf_log_errbuf;								\
+	DWORD wolf_log_buf_size;							\
+	DWORD wolf_log_res;								\
+											\
+	wolf_log_res = FormatMessage(							\
+		FORMAT_MESSAGE_ALLOCATE_BUFFER |					\
+		FORMAT_MESSAGE_FROM_SYSTEM |						\
+		FORMAT_MESSAGE_IGNORE_INSERTS |						\
+		FORMAT_MESSAGE_MAX_WIDTH_MASK,						\
+		NULL,			/* message is from system */			\
+		wolf_log_last_error,	/* there is a message with that id */		\
+		0,			/* default language preference */		\
+		(LPTSTR)&wolf_log_errbuf,/* buffer allocated internally with LocalAlloc */\
+		0,			/* minimum allocation size */			\
+		NULL );			/* no arguments */				\
+											\
+	if( wolf_log_res == 0 ) {							\
+		strlcpy( wolf_log_errbuf, _( "No message available" )			\
+	}										\
+											\
+	strlcpy( errbuf, wolf_log_errbuf, errbuf_size );				\
+}
+#endif
+
 #ifdef __cplusplus
 }
 #endif
-- 
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