cmake: Move generated version.h into CMAKE_BINARY_DIR

No need to have two locations for generated code. Keeping it all in
build root reduces amount of cmake.

Author: danobi

src/CMakeLists.txt

@@ -65,7 +65,6 @@ add_executable(${BPFTRACE}
   ${MAIN_SRC}
 )
 target_include_directories(${BPFTRACE} PRIVATE ${CMAKE_SOURCE_DIR}/src)
-target_include_directories(${BPFTRACE} PRIVATE ${CMAKE_BINARY_DIR}/src)
 target_include_directories(${BPFTRACE} PRIVATE ${CMAKE_BINARY_DIR})
 
 install(TARGETS ${BPFTRACE} DESTINATION ${CMAKE_INSTALL_BINDIR})
@@ -108,7 +107,7 @@ target_compile_definitions(runtime PUBLIC SYSTEM_INCLUDE_PATHS="${SYSTEM_INCLUDE
 add_custom_target(version_h
   COMMAND ${CMAKE_COMMAND}
     -DVERSION_H_IN=${CMAKE_CURRENT_SOURCE_DIR}/version.h.in
-    -DVERSION_H=${CMAKE_CURRENT_BINARY_DIR}/version.h
+    -DVERSION_H=${CMAKE_BINARY_DIR}/version.h
     -Dbpftrace_VERSION_MAJOR=${bpftrace_VERSION_MAJOR}
     -Dbpftrace_VERSION_MINOR=${bpftrace_VERSION_MINOR}
     -Dbpftrace_VERSION_PATCH=${bpftrace_VERSION_PATCH}

src/aot/CMakeLists.txt

@@ -2,7 +2,6 @@ add_library(aot STATIC aot.cpp)
 add_dependencies(aot parser version_h)
 target_link_libraries(aot required_resources)
 target_include_directories(aot PRIVATE ${CMAKE_SOURCE_DIR}/src)
-target_include_directories(aot PRIVATE ${CMAKE_BINARY_DIR}/src)
 target_include_directories(aot PRIVATE ${CMAKE_BINARY_DIR})
 target_compile_definitions(aot PRIVATE ${BPFTRACE_FLAGS})
 
@@ -21,7 +20,6 @@ endif()
 add_executable(bpftrace-aotrt aot_main.cpp)
 target_include_directories(bpftrace-aotrt PRIVATE ${CMAKE_SOURCE_DIR}/src)
 target_include_directories(bpftrace-aotrt PRIVATE ${CMAKE_BINARY_DIR})
-target_include_directories(bpftrace-aotrt PRIVATE ${CMAKE_BINARY_DIR}/src)
 target_link_libraries(bpftrace-aotrt aot runtime arch ast ast_defs cxxdemangler_stdlib)
 install(TARGETS bpftrace-aotrt DESTINATION ${CMAKE_INSTALL_BINDIR})
 

tests/CMakeLists.txt

@@ -67,7 +67,6 @@ target_include_directories(bpftrace_test PRIVATE ${CMAKE_CURRENT_SOURCE_DIR})
 target_compile_definitions(bpftrace_test PRIVATE TEST_CODEGEN_LOCATION="${CMAKE_SOURCE_DIR}/tests/codegen/llvm/")
 target_include_directories(bpftrace_test PRIVATE ${CMAKE_SOURCE_DIR}/src)
 target_include_directories(bpftrace_test PRIVATE ${CMAKE_BINARY_DIR})
-target_include_directories(bpftrace_test PRIVATE ${CMAKE_BINARY_DIR}/src)
 target_link_libraries(bpftrace_test libbpftrace)
 
 if(CMAKE_SYSTEM_PROCESSOR STREQUAL "aarch64")