diff --git a/zlog/src/buf.c b/zlog/src/buf.c
index b107c5a..62eb54c 100644
--- a/zlog/src/buf.c
+++ b/zlog/src/buf.c
@@ -241,8 +241,38 @@ int zlog_buf_vprintf(zlog_buf_t * a_buf, const char *format, va_list args)
 		//*(a_buf->tail) = '\0';
 		return 0;
 	} else if (nwrite < 0) {
-		zc_error("vsnprintf fail, errno[%d]", errno);
-		zc_error("nwrite[%d], size_left[%ld], format[%s]", nwrite, size_left, format);
+#ifdef _MSC_VER
+		int rc;
+		do 
+		{
+			rc = zlog_buf_resize(a_buf, a_buf->size_real * 2);
+			if (rc > 0) {
+				zc_error("conf limit to %ld, can't extend, so truncate", a_buf->size_max); 
+ 				ap = args; 
+				size_left = a_buf->end_plus_1 - a_buf->start;
+				vsnprintf(a_buf->tail, size_left, format, ap);
+				a_buf->tail += size_left - 1;
+				//*(a_buf->tail) = '\0';
+				zlog_buf_truncate(a_buf);
+				return 1;
+			} else if (rc < 0) {
+				zc_error("zlog_buf_resize fail");
+				return -1;
+			} else {
+				ap = args;
+				size_left = a_buf->end_plus_1 - a_buf->tail;
+				nwrite = vsnprintf(a_buf->tail, size_left, format, ap);
+				if (nwrite >0) {
+					break;
+				}  
+			}
+		} while (rc == 0);
+		//zc_debug("nwrite[%d]>=size_left[%ld],format[%s],resize", nwrite, size_left, format);
+
+		#else
+			zc_error("vsnprintf fail, errno[%d]", errno);
+			zc_error("nwrite[%d], size_left[%ld], format[%s]", nwrite, size_left, format);
+		#endif		
 		return -1;
 	} else if (nwrite >= size_left) {
 		int rc;
diff --git a/zlog/src/conf.c b/zlog/src/conf.c
index 7096149..0ff6f5c 100644
--- a/zlog/src/conf.c
+++ b/zlog/src/conf.c
@@ -50,12 +50,14 @@
 #define ZLOG_CONF_DEFAULT_RELOAD_CONF_PERIOD 0
 #define ZLOG_CONF_DEFAULT_FSYNC_PERIOD 0
 #ifdef _MSC_VER
-#define ZLOG_CONF_BACKUP_ROTATE_LOCK_FILE "d:/tmp/zlog.lock"
+#define ZLOG_CONF_BACKUP_ROTATE_LOCK_FILE "zlog.lock"
 #else
-#define ZLOG_CONF_BACKUP_ROTATE_LOCK_FILE "/tmp/zlog.lock"
+#define ZLOG_CONF_BACKUP_ROTATE_LOCK_FILE "zlog.lock"
 #endif
 /*******************************************************************************/
 
+zlog_conf_t *zlog_env_conf;
+
 void zlog_conf_profile(zlog_conf_t * a_conf, int flag)
 {
 	int i;
diff --git a/zlog/src/conf.h b/zlog/src/conf.h
index 4ca755a..363c7cd 100644
--- a/zlog/src/conf.h
+++ b/zlog/src/conf.h
@@ -47,10 +47,12 @@ typedef struct zlog_conf_s {
 	zc_arraylist_t *rules;
 } zlog_conf_t;
 
-extern zlog_conf_t * zlog_env_conf;
+
 
 zlog_conf_t *zlog_conf_new(const char *confpath);
 void zlog_conf_del(zlog_conf_t * a_conf);
 void zlog_conf_profile(zlog_conf_t * a_conf, int flag);
 
+extern zlog_conf_t * zlog_env_conf;
+
 #endif
diff --git a/zlog/src/zc_profile.c b/zlog/src/zc_profile.c
index 376e506..a6142a1 100644
--- a/zlog/src/zc_profile.c
+++ b/zlog/src/zc_profile.c
@@ -58,8 +58,8 @@ int zc_profile_inner(int flag, const char *file, const long line, const char *fm
 
 	if (!init_flag) {
 		init_flag = 1;
-		_putenv( "ZLOG_PROFILE_DEBUG=d:\\tmp\\debug.log" ); // C4996
-		_putenv( "ZLOG_PROFILE_ERROR=d:\\tmp\\error.log" ); // C4996
+		_putenv( "ZLOG_PROFILE_DEBUG=log/debug.log" ); // C4996
+		_putenv( "ZLOG_PROFILE_ERROR=log/error.log" ); // C4996
 		debug_log = getenv("ZLOG_PROFILE_DEBUG");
 		error_log = getenv("ZLOG_PROFILE_ERROR");
 		printf("debug_log:%s\n",debug_log);
diff --git a/zlog/src/zc_xplatform.h b/zlog/src/zc_xplatform.h
index 77b1411..e62770b 100644
--- a/zlog/src/zc_xplatform.h
+++ b/zlog/src/zc_xplatform.h
@@ -35,8 +35,13 @@
 #define MAXLEN_PATH 1024
 #define MAXLEN_CFG_LINE (MAXLEN_PATH * 4)
 
+#ifdef _MSC_VER
+#define FILE_NEWLINE "\r\n"
+#define FILE_NEWLINE_LEN 2
+#else
 #define FILE_NEWLINE "\n"
 #define FILE_NEWLINE_LEN 1
+#endif
 
 #include <string.h>
 #ifndef _MSC_VER