CXX-957 Honor BUILD_SHARED_LIBS to a sufficient degree

Author: acmorrow

CMakeLists.txt

@@ -61,6 +61,11 @@ set(CMAKE_CXX_EXTENSIONS OFF)
 include(GenerateExportHeader)
 include(InstallRequiredSystemLibraries)
 
+# Allow the user to decie whether to install the shared libaries. Note that we always build them,
+# since otherwise it makes the CMake logic very complex, but setting BUILD_SHARED_LIBS=Off will at
+# least disable installing them.
+option(BUILD_SHARED_LIBS "Install shared libraries" ON)
+
 # If the user did not customize the install prefix,
 # set it to live under build so we don't inadverently pollute /usr/local
 if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)

src/bsoncxx/CMakeLists.txt

@@ -170,12 +170,14 @@ install(FILES
  COMPONENT dev
 )
 
-install(TARGETS
- bsoncxx
- RUNTIME DESTINATION bin COMPONENT runtime
- LIBRARY DESTINATION lib COMPONENT runtime
- ARCHIVE DESTINATION lib COMPONENT dev
-)
+if (BUILD_SHARED_LIBS)
+ install(TARGETS
+ bsoncxx
+ RUNTIME DESTINATION bin COMPONENT runtime
+ LIBRARY DESTINATION lib COMPONENT runtime
+ ARCHIVE DESTINATION lib COMPONENT dev
+ )
+endif()
 
 install(TARGETS
  bsoncxx_static

src/mongocxx/CMakeLists.txt

@@ -178,12 +178,14 @@ install(FILES
  COMPONENT dev
 )
 
-install(TARGETS
- mongocxx
- RUNTIME DESTINATION bin COMPONENT runtime
- LIBRARY DESTINATION lib COMPONENT runtime
- ARCHIVE DESTINATION lib COMPONENT dev
-)
+if (BUILD_SHARED_LIBS)
+ install(TARGETS
+ mongocxx
+ RUNTIME DESTINATION bin COMPONENT runtime
+ LIBRARY DESTINATION lib COMPONENT runtime
+ ARCHIVE DESTINATION lib COMPONENT dev
+ )
+endif()
 
 install(TARGETS
  mongocxx_static