From 6f03927fce038096f53ca67eeab9adb24938f8a6 Mon Sep 17 00:00:00 2001
From: Bruce Momjian <bruce@momjian.us>
Date: Fri, 21 Mar 2014 13:45:11 -0400
Subject: Properly check for readdir/closedir() failures

Clear errno before calling readdir() and handle old MinGW errno bug
while adding full test coverage for readdir/closedir failures.

Backpatch through 8.4.
---
 src/backend/storage/file/fd.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

(limited to 'src/backend/storage/file/fd.c')

diff --git a/src/backend/storage/file/fd.c b/src/backend/storage/file/fd.c
index 4dc809dc01d..5158cfe806f 100644
--- a/src/backend/storage/file/fd.c
+++ b/src/backend/storage/file/fd.c
@@ -1957,10 +1957,7 @@ ReadDir(DIR *dir, const char *dirname)
 		return dent;
 
 #ifdef WIN32
-	/*
-	 * This fix is in mingw cvs (runtime/mingwex/dirent.c rev 1.4), but not in
-	 * released version
-	 */
+	/* Bug in old Mingw dirent.c;  fixed in mingw-runtime-3.2, 2003-10-10 */
 	if (GetLastError() == ERROR_NO_MORE_FILES)
 		errno = 0;
 #endif
-- 
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