cmake: link bundled fmt statically

instead of building the bundled fmt library as shared library, built
static library. otherwise we'd have to link against libfmt.so.

Signed-off-by: Kefu Chai <kchai@redhat.com>
(cherry picked from commit ebbf7f0665487b9e0507f1550cd469e56895addc)

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 011408ceb958d3aa19d5956c14c3a9b965114268..e31bf0c50c6f7e9345a42cb74bb9f2ff89bdfa85 100644 (file)
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -309,7 +309,11 @@ if(fmt_FOUND)
   include_directories(SYSTEM "${fmt_INCLUDE_DIR}")
 else()
   message(STATUS "Could not find fmt, will build it")
+  set(old_BUILD_SHARED_LIBS ${BUILD_SHARED_LIBS})
+  set(BUILD_SHARED_LIBS FALSE)
   add_subdirectory(fmt)
+  set(BUILD_SHARED_LIBS ${old_BUILD_SHARED_LIBS})
+  unset(old_BUILD_SHARED_LIBS)
   include_directories(SYSTEM "${CMAKE_SOURCE_DIR}/src/fmt/include")
 endif()