From f64a00c0f2a338057b077e656eff2039ee452c32 Mon Sep 17 00:00:00 2001
From: YuQing <384681@qq.com>
Date: Fri, 26 Oct 2018 15:07:55 +0800
Subject: [PATCH] add function log_try_init

---
 src/logger.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/logger.h b/src/logger.h
index ae7dafb..2ed41db 100644
--- a/src/logger.h
+++ b/src/logger.h
@@ -115,6 +115,19 @@ extern LogContext g_log_context;
 */
 int log_init();
 
+/** init function using global log context
+ *  do nothing when already inited
+ *  return: 0 for success, != 0 fail
+*/
+static int log_try_init()
+{
+    if (g_log_context.log_buff != NULL)
+    {
+        return 0;
+    }
+    return log_init();
+}
+
 /** init function using global log context, take over stderr and stdout
  *  return: 0 for success, != 0 fail
 */
-- 
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