| cmake_minimum_required(VERSION 3.15) |
| project(PchReuseFrom C) |
| |
| if(CMAKE_C_COMPILE_OPTIONS_USE_PCH) |
| add_definitions(-DHAVE_PCH_SUPPORT) |
| endif() |
| |
| add_library(empty empty.c) |
| target_precompile_headers(empty PRIVATE |
| <stdio.h> |
| <string.h> |
| ) |
| target_include_directories(empty PUBLIC include) |
| |
| add_library(foo foo.c) |
| target_include_directories(foo PUBLIC include) |
| target_precompile_headers(foo REUSE_FROM empty) |
| |
| # should not cause problems if configured multiple times |
| target_precompile_headers(foo REUSE_FROM empty) |
| |
| add_executable(foobar foobar.c) |
| target_link_libraries(foobar foo ) |
| set_target_properties(foobar PROPERTIES PRECOMPILE_HEADERS_REUSE_FROM foo) |
| |
| enable_testing() |
| add_test(NAME foobar COMMAND foobar) |