Use cmake --build instead of Make

- If possble try to abstract away from Make, and use cmake --build
- third-party still needs to find Make to build some components
- Removed search for Make from CMakeLists.txt
* for CMake < 3.0 --build has no color output

CMakeLists.txt

@@ -205,28 +205,6 @@ if(NOT BUSTED_OUTPUT_TYPE)
   set(BUSTED_OUTPUT_TYPE "utfTerminal")
 endif()
 
-# Setup make.
-find_program(MAKE_PRG NAMES gmake make)
-if(MAKE_PRG)
-  execute_process(
-    COMMAND "${MAKE_PRG}" --version
-    OUTPUT_VARIABLE MAKE_VERSION_INFO)
-  if(NOT "${OUTPUT_VARIABLE}" MATCHES ".*GNU.*")
-    unset(MAKE_PRG)
-  endif()
-endif()
-if(NOT MAKE_PRG)
-  message(FATAL_ERROR "GNU Make is required to build the dependencies.")
-else()
-  message(STATUS "Found GNU Make at ${MAKE_PRG}")
-endif()
-
-# When using make, use the $(MAKE) variable to avoid warnings about the job
-# server.
-if(CMAKE_GENERATOR MATCHES "Makefiles")
-  set(MAKE_PRG "$(MAKE)")
-endif()
-
 # CMake is painful here.  It will create the destination using the user's
 # current umask, and we don't want that.  And we don't just want to install
 # the target directory, as it will mess with existing permissions.  So this
@@ -251,15 +229,6 @@ endforeach()
 
 install(SCRIPT ${PROJECT_SOURCE_DIR}/cmake/GenerateHelptags.cmake)
 
-# Unfortunately, the below does not work under Ninja.  Ninja doesn't use a
-# pseudo-tty when launching processes, because it can put many jobs in parallel
-# and eat-up all the available pseudo-ttys.  Unfortunately, that doesn't work
-# well with the legacy tests.  I have a branch that converts them to run under
-# CTest, but it needs a little more work.
-# add_custom_target(test
-#   COMMAND ${MAKE_PRG} -C ${CMAKE_CURRENT_SOURCE_DIR}/src/nvim/testdir
-#     VIMPROG=${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/nvim)
-
 # Go down the tree.
 
 add_subdirectory(src/nvim)

third-party/CMakeLists.txt

@@ -106,9 +106,8 @@ if(USE_BUNDLED_MSGPACK)
        -DCMAKE_INSTALL_PREFIX=${DEPS_INSTALL_DIR}
        -DCMAKE_C_COMPILER=${CMAKE_C_COMPILER}
        "-DCMAKE_C_FLAGS:STRING=${CMAKE_C_COMPILER_ARG1} -fPIC"
-    BUILD_COMMAND ${MAKE_PRG}
+    BUILD_COMMAND ${CMAKE_COMMAND} --build .
     INSTALL_COMMAND ${CMAKE_COMMAND}
-      -DMAKE_PRG=${MAKE_PRG}
       -DREMOVE_FILE_GLOB=${DEPS_INSTALL_DIR}/lib/${CMAKE_SHARED_LIBRARY_PREFIX}msgpack*${CMAKE_SHARED_LIBRARY_SUFFIX}*
       -P ${CMAKE_CURRENT_SOURCE_DIR}/cmake/InstallMsgpack.cmake)
   list(APPEND THIRD_PARTY_DEPS msgpack)

third-party/cmake/InstallMsgpack.cmake

@@ -1,5 +1,5 @@
 execute_process(
-  COMMAND ${MAKE_PRG} install
+  COMMAND ${CMAKE_COMMAND} --build . --target install
   RESULT_VARIABLE res)
 
 if(NOT res EQUAL 0)