|
| 1 | +add_library(patched-libcmt INTERFACE) |
| 2 | + |
| 3 | +set(MSVC_CRT_SRC_PATH "" CACHE PATH "Path of MSVC6 CRT/SRC") |
| 4 | +if(MSVC_CRT_SRC_PATH) |
| 5 | + enable_language(C) |
| 6 | + set(CMAKE_CXX_FLAGS "/W3 /GX /DWIN32 /D_WINDOWS") |
| 7 | + set(CMAKE_CXX_FLAGS_DEBUG "/Gm /Od /D_DEBUG") |
| 8 | + set(CMAKE_CXX_FLAGS_RELEASE "/O1 /DNDEBUG") |
| 9 | + set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "/O1 /DNDEBUG") |
| 10 | + set(CMAKE_CXX_FLAGS_MINSIZEREL "/Os /DNDEBUG") |
| 11 | + |
| 12 | + set(CMAKE_C_FLAGS "${CMAKE_CXX_FLAGS}") |
| 13 | + set(CMAKE_C_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}") |
| 14 | + set(CMAKE_C_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE}") |
| 15 | + set(CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO}") |
| 16 | + set(CMAKE_C_FLAGS_MINSIZEREL "${CMAKE_CXX_FLAGS_MINSIZEREL}") |
| 17 | + |
| 18 | + # Compile our SP3 heap overlay as an OBJECT library so we can patch the |
| 19 | + # resulting .obj files into a copy of RTM's LIBCMT.LIB. |
| 20 | + add_library(goldp_libcmt_objs OBJECT |
| 21 | + "${MSVC_CRT_SRC_PATH}/free.c" |
| 22 | + "${MSVC_CRT_SRC_PATH}/calloc.c" |
| 23 | + "${MSVC_CRT_SRC_PATH}/malloc.c" |
| 24 | + "${MSVC_CRT_SRC_PATH}/realloc.c" |
| 25 | + "${MSVC_CRT_SRC_PATH}/expand.c" |
| 26 | + "${MSVC_CRT_SRC_PATH}/msize.c" |
| 27 | + "${MSVC_CRT_SRC_PATH}/sbheap.c" |
| 28 | + "${MSVC_CRT_SRC_PATH}/heapinit.c" |
| 29 | + "${MSVC_CRT_SRC_PATH}/heapchk.c" |
| 30 | + "${MSVC_CRT_SRC_PATH}/heapmin.c" |
| 31 | + "${MSVC_CRT_SRC_PATH}/new.cpp" |
| 32 | + "${MSVC_CRT_SRC_PATH}/delete.cpp" |
| 33 | + ) |
| 34 | + target_include_directories(goldp_libcmt_objs PRIVATE "${MSVC_CRT_SRC_PATH}") |
| 35 | + target_compile_definitions(goldp_libcmt_objs PRIVATE WIN32_LEAN_AND_MEAN NOSERVICE) |
| 36 | + target_compile_definitions(goldp_libcmt_objs PRIVATE _MBCS _MB_MAP_DIRECT) |
| 37 | + target_compile_definitions(goldp_libcmt_objs PRIVATE _CRTBLD) |
| 38 | + target_compile_definitions(goldp_libcmt_objs PRIVATE WINHEAP) |
| 39 | + target_compile_options(goldp_libcmt_objs PRIVATE -Zp8 -GFy -GB -Gi- -Zl) |
| 40 | + set_property(TARGET goldp_libcmt_objs PROPERTY MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>") |
| 41 | + # Suppress source-level debug info so the PDB doesn't emit S_GPROC32 entries with C-source |
| 42 | + # names for CRT internals — this would shadow PUBLIC symbol names and break reccmp's symbol |
| 43 | + # resolution for call targets that LR's PDB only knows by linker-decorated name. |
| 44 | + set_property(TARGET goldp_libcmt_objs PROPERTY MSVC_DEBUG_INFORMATION_FORMAT "") |
| 45 | + |
| 46 | + message(STATUS "LIB: $ENV{LIB}") |
| 47 | + # Locate the LIBCMT.LIB picked up from the LIB env var |
| 48 | + set(libs $ENV{LIB}) |
| 49 | + if(NOT CMAKE_HOST_SYSTEM_NAME STREQUAL "Windows") |
| 50 | + string(REPLACE ":" ";" libs ${libs}) |
| 51 | + endif() |
| 52 | + find_file(LIBCMT_ORIGINAL_LIB NAMES LIBCMT.LIB libcmt.lib HINTS ${libs} REQUIRED) |
| 53 | + message(STATUS "Original LIBCMT.LIB: ${LIBCMT_ORIGINAL_LIB}") |
| 54 | + |
| 55 | + # Build a patched LIBCMT.LIB: copy lib, strip heap .obj members, add ours. |
| 56 | + set(PATCHED_LIBCMT "${CMAKE_CURRENT_BINARY_DIR}/RACERS_LIBCMT.LIB") |
| 57 | + set(PRUNED_LIBCMT "${CMAKE_CURRENT_BINARY_DIR}/PRUNED_LIBCMT.LIB") |
| 58 | + add_custom_command( |
| 59 | + OUTPUT "${PATCHED_LIBCMT}" |
| 60 | + BYPRODUCTS "${PRUNED_LIBCMT}" |
| 61 | + DEPENDS goldp_libcmt_objs "${LIBCMT_ORIGINAL_LIB}" |
| 62 | + COMMAND "${CMAKE_COMMAND}" -E rm -f "${PATCHED_LIBCMT}" "${PRUNED_LIBCMT}" |
| 63 | + COMMAND "${CMAKE_COMMAND}" -E copy "${LIBCMT_ORIGINAL_LIB}" "${PRUNED_LIBCMT}" |
| 64 | + COMMAND "${CMAKE_AR}" /nologo |
| 65 | + /REMOVE:build\\intel\\mt_obj\\free.obj |
| 66 | + /REMOVE:build\\intel\\mt_obj\\calloc.obj |
| 67 | + /REMOVE:build\\intel\\mt_obj\\malloc.obj |
| 68 | + /REMOVE:build\\intel\\mt_obj\\realloc.obj |
| 69 | + /REMOVE:build\\intel\\mt_obj\\expand.obj |
| 70 | + /REMOVE:build\\intel\\mt_obj\\msize.obj |
| 71 | + /REMOVE:build\\intel\\mt_obj\\sbheap.obj |
| 72 | + /REMOVE:build\\intel\\mt_obj\\heapinit.obj |
| 73 | + /REMOVE:build\\intel\\mt_obj\\heapchk.obj |
| 74 | + /REMOVE:build\\intel\\mt_obj\\heapmin.obj |
| 75 | + /REMOVE:build\\intel\\mt_obj\\new.obj |
| 76 | + /REMOVE:build\\intel\\mt_obj\\delete.obj |
| 77 | + "${PATCHPRUNED_LIBCMTED_LIBCMT}" |
| 78 | + COMMAND "${CMAKE_AR}" /nologo /NODEFAULTLIB:LIBCMT.LIB "/OUT:${PATCHED_LIBCMT}" "${PRUNED_LIBCMT}" $<TARGET_OBJECTS:goldp_libcmt_objs> |
| 79 | + COMMAND_EXPAND_LISTS |
| 80 | + VERBATIM |
| 81 | + ) |
| 82 | + add_custom_target(goldp_libcmt_target DEPENDS "${PATCHED_LIBCMT}") |
| 83 | + add_dependencies(goldp goldp_libcmt_target) |
| 84 | + |
| 85 | + # Tell the linker to use our patched LIBCMT instead of RTM's |
| 86 | + target_link_options(patched-libcmt INTERFACE "/NODEFAULTLIB:LIBCMT.LIB") |
| 87 | + target_link_libraries(patched-libcmt INTERFACE "${PATCHED_LIBCMT}") |
| 88 | +endif() |
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