From: Kefu Chai <kchai@redhat.com>
Date: Mon, 26 Apr 2021 15:17:02 +0000 (+0800)
Subject: cmake: do not build libblk if libblk_srcs is empty
X-Git-Tag: v17.1.0~2082^2~8
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=78d4990ac4a4120765f7613d8b08e15bca2fd61d;p=ceph.git

cmake: do not build libblk if libblk_srcs is empty

if we don't or just not able to buld libblk, let's skip it.

Signed-off-by: Kefu Chai <kchai@redhat.com>
---

diff --git a/src/blk/CMakeLists.txt b/src/blk/CMakeLists.txt
index 849f3eef9de2..aaebc3c99f0f 100644
--- a/src/blk/CMakeLists.txt
+++ b/src/blk/CMakeLists.txt
@@ -25,8 +25,10 @@ if(WITH_ZBD)
     zoned/HMSMRDevice.cc)
 endif()
 
-add_library(blk STATIC ${libblk_srcs})
-target_include_directories(blk PRIVATE "./")
+if(libblk_srcs)
+  add_library(blk STATIC ${libblk_srcs})
+  target_include_directories(blk PRIVATE "./")
+endif()
 
 if(HAVE_LIBAIO)
   target_link_libraries(blk PUBLIC ${AIO_LIBRARIES})