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authorHaruue Icymoon <i@haruue.moe>2019-11-22 16:58:59 +0800
committerGao Xiang <gaoxiang25@huawei.com>2019-11-22 22:54:26 +0800
commiteefd95b37e1042992cb07bec1ac3f6dbe199d8f0 (patch)
tree071b0d1edb93f82b7b40cdb3b11e06379ee1caf3
parentdd37a983616706414e2e4232e2aa96b56a09fed6 (diff)
erofs-utils: fix configure.ac
./configure will fail when --with-lz4-libdir is not set, since $with_lz4_libdir will be an empty string and generate an empty -L into LDFLAGS. This patch fixes it. Link: https://lore.kernel.org/r/20191122085859.GA2414688@usamimi.host.haruue.net Signed-off-by: Haruue Icymoon <i@haruue.moe> Fixes: d51c2d043773 ("erofs-utils: introduce lz4/lz4hc compression algorithm") Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
-rw-r--r--configure.ac2
1 files changed, 1 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac
index f925358..870dfb9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -174,7 +174,7 @@ if test "x$enable_lz4" = "xyes"; then
if test "x${have_lz4h}" = "xyes" ; then
saved_LDFLAGS=${LDFLAGS}
- LDFLAGS="-L$with_lz4_libdir ${LDFLAGS}"
+ test -z "${with_lz4_libdir}" || LDFLAGS="-L$with_lz4_libdir ${LDFLAGS}"
AC_CHECK_LIB(lz4, LZ4_compress_destSize, [
have_lz4="yes"
have_lz4hc="yes"