Fix compile on older gcc, and other minor fixes.

Slightly older gcc would not tolerate an offsetof() where the type part
contained a '->' -- replaced foo->bar by foo[0].bar, which is more
readily tolerated.

Fixed assert() in "--more--".

Improved some shut-down code.

1 files changed, 4 insertions, 3 deletions

diff --git a/lib/log.c b/lib/log.c
index 28a04dc9..0c76fe95 100644
--- a/lib/log.c
+++ b/lib/log.c
@@ -971,6 +971,8 @@ closezlog (struct zlog *zl)
 {
   assert((zl == zlog_list) && (zl->next == NULL)) ;     /* pro tem      */
 
+  LOG_LOCK() ;
+
   closelog();
   if (zl->file_fd >= 0)
     close (zl->file_fd) ;
@@ -985,10 +987,9 @@ closezlog (struct zlog *zl)
 
   uzlog_set_effective_level(zl) ;
 
-  if (zl->filename != NULL)
-    free (zl->filename);
-
   XFREE (MTYPE_ZLOG, zl);
+
+  LOG_UNLOCK() ;
 }
 
 /*------------------------------------------------------------------------------