[RFC PATCH] kbuild: Enable Large File Support for hostprogs

From: Ben Hutchings <ben@decadent.org.uk>
To: linux-kbuild@vger.kernel.org
Cc: 778942@bugs.debian.org
Subject: [RFC PATCH] kbuild: Enable Large File Support for hostprogs
Date: Mon, 11 May 2015 02:16:52 +0100	[thread overview]
Message-ID: <1431307012.6033.9.camel@decadent.org.uk> (raw)

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Some programs built on a 32-bit host need Large File Support (LFS).
Regardless of whether any of them need to deal with large files,
non-LFS *stat() functions don't work at all on an XFS volume with
64-bit inodes.

References: https://bugs.debian.org/778942
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---
 Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index fbd43bf..a6fb432 100644
--- a/Makefile
+++ b/Makefile
@@ -297,7 +297,7 @@ CONFIG_SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \
 
 HOSTCC       = gcc
 HOSTCXX      = g++
-HOSTCFLAGS   = -Wall -Wmissing-prototypes -Wstrict-prototypes -O2 -fomit-frame-pointer -std=gnu89
+HOSTCFLAGS   = -Wall -Wmissing-prototypes -Wstrict-prototypes -O2 -fomit-frame-pointer -std=gnu89 -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64
 HOSTCXXFLAGS = -O2
 
 ifeq ($(shell $(HOSTCC) -v 2>&1 | grep -c "clang version"), 1)

-- 
Ben Hutchings
For every action, there is an equal and opposite criticism. - Harrison

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