Merge pull request #2489 from concatime/cmake-c-lib-programs

CMake: Enable only C for lib and programs projects

build/cmake/lib/CMakeLists.txt

@@ -7,7 +7,7 @@
 # in the COPYING file in the root directory of this source tree).
 # ################################################################
 
-project(libzstd)
+project(libzstd C)
 
 set(CMAKE_INCLUDE_CURRENT_DIR TRUE)
 option(ZSTD_BUILD_STATIC "BUILD STATIC LIBRARIES" ON)

build/cmake/programs/CMakeLists.txt

@@ -7,7 +7,7 @@
 # in the COPYING file in the root directory of this source tree).
 # ################################################################
 
-project(programs)
+project(programs C)
 
 set(CMAKE_INCLUDE_CURRENT_DIR TRUE)