From 00eac87ddaae7cef6ae05e25ff417e092ceab509 Mon Sep 17 00:00:00 2001
From: Nick Terrell <terrelln@fb.com>
Date: Fri, 5 Jan 2018 11:32:04 -0800
Subject: [lz4io] Refuse to set file stat for non-regular files

---
 programs/util.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/programs/util.h b/programs/util.h
index 1382cab..fc7f63e 100644
--- a/programs/util.h
+++ b/programs/util.h
@@ -265,11 +265,17 @@ UTIL_STATIC void UTIL_waitForNextTick(void)
 #endif
 
 
+UTIL_STATIC int UTIL_isRegFile(const char* infilename);
+
+
 UTIL_STATIC int UTIL_setFileStat(const char *filename, stat_t *statbuf)
 {
     int res = 0;
     struct utimbuf timebuf;
 
+    if (!UTIL_isRegFile(filename))
+        return -1;
+
     timebuf.actime = time(NULL);
     timebuf.modtime = statbuf->st_mtime;
     res += utime(filename, &timebuf);  /* set access and modification times */
-- 
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