Simplify the install(TARGETS ...) CMake calls

c++/CMakeLists.txt

@@ -28,6 +28,14 @@ set(INCLUDE_INSTALL_DIR "${EXEC_INSTALL_PREFIX}/include"
   CACHE PATH "Installation directory for header files (default: prefix/include)."
 )
 
+# these arguments are passed to all install(TARGETS) calls
+set(INSTALL_TARGETS_DEFAULT_ARGS
+  EXPORT CapnProtoTargets
+  ARCHIVE DESTINATION "${LIB_INSTALL_DIR}"
+  LIBRARY DESTINATION "${LIB_INSTALL_DIR}"
+  RUNTIME DESTINATION "${BIN_INSTALL_DIR}"
+)
+
 # Options ======================================================================
 
 option(BUILD_TOOLS "Build command-line tools and compiler." ON)

c++/src/capnp/CMakeLists.txt

@@ -59,7 +59,7 @@ add_library(capnp ${capnp_sources})
 target_link_libraries(capnp kj)
 #make sure external consumers don't need to manually set the include dirs
 target_include_directories(capnp INTERFACE $<INSTALL_INTERFACE:include>)
-install(TARGETS capnp EXPORT CapnProtoTargets ARCHIVE DESTINATION "${LIB_INSTALL_DIR}")
+install(TARGETS capnp ${INSTALL_TARGETS_DEFAULT_ARGS})
 install(FILES ${capnp_headers} ${capnp_schemas} DESTINATION "${INCLUDE_INSTALL_DIR}/capnp")
 
 set(capnp-rpc_sources
@@ -91,7 +91,7 @@ set(capnp-rpc_schemas
 if(NOT CAPNP_LITE)
   add_library(capnp-rpc ${capnp-rpc_sources})
   target_link_libraries(capnp-rpc kj-async kj)
-  install(TARGETS capnp-rpc EXPORT CapnProtoTargets ARCHIVE DESTINATION "${LIB_INSTALL_DIR}")
+  install(TARGETS capnp-rpc ${INSTALL_TARGETS_DEFAULT_ARGS})
   install(FILES ${capnp-rpc_headers} ${capnp-rpc_schemas} DESTINATION "${INCLUDE_INSTALL_DIR}/capnp")
 endif()
 
@@ -111,7 +111,7 @@ set(capnp-json_schemas
 if(NOT CAPNP_LITE)
   add_library(capnp-json ${capnp-json_sources})
   target_link_libraries(capnp-json capnp kj-async kj)
-  install(TARGETS capnp-json EXPORT CapnProtoTargets ARCHIVE DESTINATION "${LIB_INSTALL_DIR}")
+  install(TARGETS capnp-json ${INSTALL_TARGETS_DEFAULT_ARGS})
   install(FILES ${capnp-json_headers} ${capnp-json_schemas} DESTINATION "${INCLUDE_INSTALL_DIR}/capnp/compat")
 endif()
 
@@ -132,7 +132,7 @@ set(capnpc_sources
 if(NOT CAPNP_LITE)
   add_library(capnpc ${capnpc_sources})
   target_link_libraries(capnpc capnp kj)
-  install(TARGETS capnpc EXPORT CapnProtoTargets ARCHIVE DESTINATION "${LIB_INSTALL_DIR}")
+  install(TARGETS capnpc ${INSTALL_TARGETS_DEFAULT_ARGS})
   install(FILES ${capnpc_headers} DESTINATION "${INCLUDE_INSTALL_DIR}/capnp")
 endif()
 
@@ -156,7 +156,7 @@ if(BUILD_TOOLS AND NOT CAPNP_LITE)
   target_link_libraries(capnpc_capnp capnp kj)
   set_target_properties(capnpc_capnp PROPERTIES OUTPUT_NAME capnpc-capnp)
 
-  install(TARGETS capnp_tool capnpc_cpp capnpc_capnp EXPORT CapnProtoTargets RUNTIME DESTINATION "${BIN_INSTALL_DIR}")
+  install(TARGETS capnp_tool capnpc_cpp capnpc_capnp ${INSTALL_TARGETS_DEFAULT_ARGS})
 
   # Symlink capnpc -> capnp
   install(CODE "execute_process(COMMAND \"${CMAKE_COMMAND}\" -E create_symlink capnp \"\$ENV{DESTDIR}${BIN_INSTALL_DIR}/capnpc\")")

c++/src/kj/CMakeLists.txt

@@ -64,7 +64,7 @@ endif()
 target_compile_definitions(kj PUBLIC ${CAPNP_LITE_FLAG})
 #make sure external consumers don't need to manually set the include dirs
 target_include_directories(kj INTERFACE $<INSTALL_INTERFACE:include>)
-install(TARGETS kj EXPORT CapnProtoTargets ARCHIVE DESTINATION "${LIB_INSTALL_DIR}")
+install(TARGETS kj ${INSTALL_TARGETS_DEFAULT_ARGS})
 install(FILES ${kj_headers} DESTINATION "${INCLUDE_INSTALL_DIR}/kj")
 install(FILES ${kj-parse_headers} DESTINATION "${INCLUDE_INSTALL_DIR}/kj/parse")
 install(FILES ${kj-std_headers} DESTINATION "${INCLUDE_INSTALL_DIR}/kj/std")
@@ -80,7 +80,7 @@ set(kj-test-compat_headers
 )
 add_library(kj-test ${kj-test_sources})
 target_link_libraries(kj-test kj)
-install(TARGETS kj-test EXPORT CapnProtoTargets ARCHIVE DESTINATION "${LIB_INSTALL_DIR}")
+install(TARGETS kj-test ${INSTALL_TARGETS_DEFAULT_ARGS})
 install(FILES ${kj-test_headers} DESTINATION "${INCLUDE_INSTALL_DIR}/kj")
 install(FILES ${kj-test-compat_headers} DESTINATION "${INCLUDE_INSTALL_DIR}/kj/compat")
 
@@ -105,7 +105,7 @@ if(NOT CAPNP_LITE)
     # external clients of this library need to link to pthreads
     target_compile_options(kj-async INTERFACE "-pthread")
   endif()
-  install(TARGETS kj-async EXPORT CapnProtoTargets ARCHIVE DESTINATION "${LIB_INSTALL_DIR}")
+  install(TARGETS kj-async ${INSTALL_TARGETS_DEFAULT_ARGS})
   install(FILES ${kj-async_headers} DESTINATION "${INCLUDE_INSTALL_DIR}/kj")
 endif()