Tests/RunCMake/PrecompileHeaders/PchReuseFrom-common.cmake

   1 enable_language(C)
   2
   3 if(CMAKE_C_COMPILE_OPTIONS_USE_PCH)
   4   add_definitions(-DHAVE_PCH_SUPPORT)
   5 endif()
   6
   7 # Add this before the target from which we will reuse the PCH
   8 # to test that generators can handle reversed ordering.
   9 add_library(foo foo.c)
  10 target_include_directories(foo PUBLIC include)
  11
  12 add_library(empty empty.c)
  13 target_precompile_headers(empty PRIVATE
  14   <stdio.h>
  15   <string.h>
  16 )
  17 target_include_directories(empty PUBLIC include)
  18
  19 target_precompile_headers(foo REUSE_FROM empty)
  20
  21 # should not cause problems if configured multiple times
  22 target_precompile_headers(foo REUSE_FROM empty)
  23
  24 add_executable(foobar foobar.c)
  25 target_link_libraries(foobar foo )
  26 set_target_properties(foobar PROPERTIES PRECOMPILE_HEADERS_REUSE_FROM foo)
  27
  28 enable_testing()
  29 add_test(NAME foobar COMMAND foobar)