From d4a161552becafeb1ebb98ec7e28675cb25fc548 Mon Sep 17 00:00:00 2001
From: Gao Xiang <gaoxiang25@huawei.com>
Date: Sat, 14 Mar 2020 18:52:56 +0800
Subject: erofs-utils: avoid _LARGEFILE64_SOURCE and _GNU_SOURCE redefinition

This patch can be used to resolve the following build errors:

compress.c:10: error: "_LARGEFILE64_SOURCE" redefined [-Werror]
 #define _LARGEFILE64_SOURCE

<command-line>: note: this is the location of the previous definition

io.c:9: error: "_LARGEFILE64_SOURCE" redefined [-Werror]
 #define _LARGEFILE64_SOURCE

<command-line>: note: this is the location of the previous definition

Link: https://lore.kernel.org/r/20200314105256.20142-1-hsiangkao@aol.com
Reviewed-by: Li Guifu <bluce.lee@aliyun.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
---
 lib/compress.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'lib/compress.c')

diff --git a/lib/compress.c b/lib/compress.c
index 8337487..b14ff17 100644
--- a/lib/compress.c
+++ b/lib/compress.c
@@ -7,7 +7,9 @@
  * Created by Miao Xie <miaoxie@huawei.com>
  * with heavy changes by Gao Xiang <gaoxiang25@huawei.com>
  */
+#ifndef _LARGEFILE64_SOURCE
 #define _LARGEFILE64_SOURCE
+#endif
 #include <string.h>
 #include <stdlib.h>
 #include <unistd.h>
-- 
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