add function log_set_fd_flags

HISTORY

@@ -1,5 +1,5 @@
 
-Version 1.06  2014-08-26
+Version 1.06  2014-08-27
   * update source code from FastDFS V5.02
   * add function short2buff and buff2short
   * add object memory pool (fast_mblock.h and fast_mblock.c)
@@ -25,6 +25,7 @@ Version 1.06  2014-08-26
   * add function ioevent_remove
   * add function log_reopen_ex
   * extern function log_rotate
+  * add function log_set_fd_flags
 
 Version 1.05  2012-07-08
   * update source code from FastDFS V3.09

src/logger.c

@@ -106,7 +106,7 @@ int log_init_ex(LogContext *pContext)
 static int log_open(LogContext *pContext)
 {
 	if ((pContext->log_fd = open(pContext->log_filename, O_WRONLY | \
-				O_CREAT | O_APPEND, 0644)) < 0)
+				O_CREAT | O_APPEND | pContext->fd_flags, 0644)) < 0)
 	{
 		fprintf(stderr, "open log file \"%s\" to write fail, " \
 			"errno: %d, error info: %s\n", \
@@ -234,6 +234,11 @@ void log_take_over_stdout_ex(LogContext *pContext)
     pContext->take_over_stdout = true;
 }
 
+void log_set_fd_flags(LogContext *pContext, const int flags)
+{
+    pContext->fd_flags = flags;
+}
+
 void log_destroy_ex(LogContext *pContext)
 {
 	if (pContext->log_fd >= 0 && pContext->log_fd != STDERR_FILENO)

src/logger.h

@@ -81,6 +81,9 @@ typedef struct log_context
     /* keep days for rotated log files */
     int keep_days;
 
+    /* log fd flags */
+    int fd_flags;
+
     /*
      * log the header (title line) callback
      * */
@@ -197,6 +200,14 @@ void log_take_over_stderr_ex(LogContext *pContext);
 */
 void log_take_over_stdout_ex(LogContext *pContext);
 
+/** set log fd flags
+ *  parameters:
+ *           pContext: the log context
+ *           flags: the fd flags
+ *  return: none
+*/
+void log_set_fd_flags(LogContext *pContext, const int flags);
+
 /** destroy function
  *  parameters:
  *           pContext: the log context