mirror of
https://github.com/GerbilSoft/rvthtool.git
synced 2025-06-18 11:35:33 -04:00
6ca6180f43
- Changed several macros to functions, e.g. C/C++ language version checks. - Improved CPU architecture detection. - Improved LFS detection on some *BSD platforms. - Preliminary support for Windows on ARM. - Added toolchain files for i686 and x86_64 MinGW-w64.
118 lines
4.7 KiB
CMake
118 lines
4.7 KiB
CMake
# Win32-specific CFLAGS/CXXFLAGS.
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# For MinGW compilers.
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# Enable "secure" API functions: *_s()
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SET(RP_C_FLAGS_WIN32 "${RP_C_FLAGS_WIN32} -DMINGW_HAS_SECURE_API")
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# Subsystem and minimum Windows version:
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# - If i386: 5.01
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# - If amd64: 5.02
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# - If arm or arm64: 6.02
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# NOTE: MS_ENH_RSA_AES_PROV is only available starting with
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# Windows XP. Because we're actually using some XP-specific
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# functionality now, the minimum version is now Windows XP.
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IF(CPU_amd64)
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# amd64 (64-bit), Unicode Windows only.
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# (There is no amd64 ANSI Windows.)
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# Minimum target version is Windows Server 2003 / XP 64-bit.
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SET(RP_WIN32_SUBSYSTEM_VERSION "5.02")
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ELSEIF(CPU_arm OR CPU_arm64)
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# ARM (32-bit or 64-bit), Unicode windows only. (MSVC)
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# (There is no ARM ANSI Windows.)
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# Minimum target version is Windows 8.
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SET(RP_WIN32_SUBSYSTEM_VERSION "6.02")
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ELSEIF(CPU_i386)
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# 32-bit, Unicode Windows only.
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# Minimum target version is Windows XP.
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SET(RP_WIN32_SUBSYSTEM_VERSION "5.01")
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ELSE()
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MESSAGE(FATAL_ERROR "Unsupported CPU.")
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ENDIF()
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# FIXME: Maybe we should use RP_LINKER_FLAGS_WIN32_EXE and RP_LINKER_FLAGS_CONSOLE_EXE.
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# This is what's used in win32-msvc.cmake.
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SET(CMAKE_CREATE_WIN32_EXE "-Wl,--subsystem,windows:${RP_WIN32_SUBSYSTEM_VERSION}")
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SET(CMAKE_CREATE_CONSOLE_EXE "-Wl,--subsystem,console:${RP_WIN32_SUBSYSTEM_VERSION}")
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SET(RP_EXE_LINKER_FLAGS_WIN32 "")
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SET(RP_SHARED_LINKER_FLAGS_WIN32 "")
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SET(RP_MODULE_LINKER_FLAGS_WIN32 "")
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# Release build: Prefer static libraries.
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IF(CMAKE_BUILD_TYPE MATCHES ^release)
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SET(CMAKE_FIND_LIBRARY_SUFFIXES .lib .a ${CMAKE_FIND_LIBRARY_SUFFIXES})
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ENDIF(CMAKE_BUILD_TYPE MATCHES ^release)
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# Test for various linker flags.
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# NOTE: --tsaware is only valid for EXEs, not DLLs.
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# TODO: Make static linkage a CMake option: --static-libgcc, --static-libstdc++
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FOREACH(FLAG_TEST "-Wl,--large-address-aware" "-Wl,--nxcompat" "-Wl,--tsaware")
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# CMake doesn't like "+" characters in variable names.
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STRING(REPLACE "+" "_" FLAG_TEST_VARNAME "${FLAG_TEST}")
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IF(LDFLAG_${FLAG_TEST_VARNAME})
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SET(RP_EXE_LINKER_FLAGS_WIN32 "${RP_EXE_LINKER_FLAGS_WIN32} ${FLAG_TEST}")
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ENDIF(LDFLAG_${FLAG_TEST_VARNAME})
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UNSET(LDFLAG_${FLAG_TEST_VARNAME})
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UNSET(FLAG_TEST_VARNAME)
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ENDFOREACH()
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SET(RP_SHARED_LINKER_FLAGS_WIN32 "${RP_EXE_LINKER_FLAGS_WIN32}")
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SET(RP_MODULE_LINKER_FLAGS_WIN32 "${RP_EXE_LINKER_FLAGS_WIN32}")
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# EXE-only flags.
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FOREACH(FLAG_TEST "-Wl,--tsaware")
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# CMake doesn't like "+" characters in variable names.
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STRING(REPLACE "+" "_" FLAG_TEST_VARNAME "${FLAG_TEST}")
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IF(LDFLAG_${FLAG_TEST_VARNAME})
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SET(RP_EXE_LINKER_FLAGS_WIN32 "${RP_EXE_LINKER_FLAGS_WIN32} ${FLAG_TEST}")
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ENDIF(LDFLAG_${FLAG_TEST_VARNAME})
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UNSET(LDFLAG_${FLAG_TEST_VARNAME})
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UNSET(FLAG_TEST_VARNAME)
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ENDFOREACH()
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# Test for dynamicbase (ASLR) support.
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# Simply enabling --dynamicbase won't work; we also need to
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# tell `ld` to generate the .reloc section. Also, there's
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# a bug in `ld` where if it generates the .reloc section,
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# it conveniently forgets the entry point.
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# Reference: https://lists.libav.org/pipermail/libav-devel/2014-October/063871.html
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# NOTE: Entry point is set using SET_WINDOWS_ENTRYPOINT()
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# in platform.cmake due to ANSI/Unicode differences.
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FOREACH(FLAG_TEST "-Wl,--dynamicbase,--pic-executable")
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# CMake doesn't like "+" characters in variable names.
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STRING(REPLACE "+" "_" FLAG_TEST_VARNAME "${FLAG_TEST}")
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CHECK_C_COMPILER_FLAG("${FLAG_TEST}" LDFLAG_${FLAG_TEST_VARNAME})
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IF(LDFLAG_${FLAG_TEST_VARNAME})
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# Entry point is only set for EXEs.
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# GNU `ld` always has the -e option.
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SET(RP_EXE_LINKER_FLAGS_WIN32 "${RP_EXE_LINKER_FLAGS_WIN32} ${FLAG_TEST}")
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ENDIF(LDFLAG_${FLAG_TEST_VARNAME})
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UNSET(LDFLAG_${FLAG_TEST_VARNAME})
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UNSET(FLAG_TEST_VARNAME)
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ENDFOREACH()
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# Enable windres support on MinGW.
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# http://www.cmake.org/Bug/view.php?id=4068
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SET(CMAKE_RC_COMPILER_INIT windres)
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ENABLE_LANGUAGE(RC)
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# NOTE: Setting CMAKE_RC_OUTPUT_EXTENSION doesn't seem to work.
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# Force windres to output COFF, even though it'll use the .res extension.
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SET(CMAKE_RC_OUTPUT_EXTENSION .obj)
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SET(CMAKE_RC_COMPILE_OBJECT
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"<CMAKE_RC_COMPILER> <FLAGS> -O coff <DEFINES> <INCLUDES> -o <OBJECT> <SOURCE>")
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# Append the CFLAGS and LDFLAGS.
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SET(RP_C_FLAGS_COMMON "${RP_C_FLAGS_COMMON} ${RP_C_FLAGS_WIN32}")
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SET(RP_CXX_FLAGS_COMMON "${RP_CXX_FLAGS_COMMON} ${RP_C_FLAGS_WIN32} ${RP_CXX_FLAGS_WIN32}")
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SET(RP_EXE_LINKER_FLAGS_COMMON "${RP_EXE_LINKER_FLAGS_COMMON} ${RP_EXE_LINKER_FLAGS_WIN32}")
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SET(RP_SHARED_LINKER_FLAGS_COMMON "${RP_SHARED_LINKER_FLAGS_COMMON} ${RP_SHARED_LINKER_FLAGS_WIN32}")
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SET(RP_MODULE_LINKER_FLAGS_COMMON "${RP_MODULE_LINKER_FLAGS_COMMON} ${RP_MODULE_LINKER_FLAGS_WIN32}")
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# Unset temporary variables.
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UNSET(RP_C_FLAGS_WIN32)
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UNSET(RP_EXE_LINKER_FLAGS_WIN32)
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UNSET(RP_SHARED_LINKER_FLAGS_WIN32)
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UNSET(RP_MODULE_LINKER_FLAGS_WIN32)
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