34 lines
1.1 KiB
Diff
34 lines
1.1 KiB
Diff
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From eefd95b37e1042992cb07bec1ac3f6dbe199d8f0 Mon Sep 17 00:00:00 2001
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From: Haruue Icymoon <i@haruue.moe>
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Date: Fri, 22 Nov 2019 16:58:59 +0800
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Subject: [PATCH] erofs-utils: fix configure.ac
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./configure will fail when --with-lz4-libdir is not set, since
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$with_lz4_libdir will be an empty string and generate an empty -L
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into LDFLAGS. This patch fixes it.
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Link: https://lore.kernel.org/r/20191122085859.GA2414688@usamimi.host.haruue.net
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Signed-off-by: Haruue Icymoon <i@haruue.moe>
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Fixes: d51c2d043773 ("erofs-utils: introduce lz4/lz4hc compression algorithm")
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Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
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---
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configure.ac | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/configure.ac b/configure.ac
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index f925358..870dfb9 100644
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--- a/configure.ac
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+++ b/configure.ac
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@@ -174,7 +174,7 @@ if test "x$enable_lz4" = "xyes"; then
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if test "x${have_lz4h}" = "xyes" ; then
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saved_LDFLAGS=${LDFLAGS}
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- LDFLAGS="-L$with_lz4_libdir ${LDFLAGS}"
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+ test -z "${with_lz4_libdir}" || LDFLAGS="-L$with_lz4_libdir ${LDFLAGS}"
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AC_CHECK_LIB(lz4, LZ4_compress_destSize, [
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have_lz4="yes"
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have_lz4hc="yes"
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--
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2.20.1
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