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cmake: Add cross-compiling support

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To configure CMake for cross-compiling, use
`--toolchain depends/${HOST}/toolchain.cmake` command-line option.
This commit is contained in:
Hennadii Stepanov 2024-07-04 00:26:11 +01:00
parent 0d01c228a7
commit 84ac35cfd4
No known key found for this signature in database
GPG key ID: 410108112E7EA81F
3 changed files with 29 additions and 4 deletions
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19
CMakeLists.txt
View file

@ -479,6 +479,19 @@ else()
)
endif()
target_compile_definitions(core_interface INTERFACE ${DEPENDS_COMPILE_DEFINITIONS})
target_compile_definitions(core_interface_relwithdebinfo INTERFACE ${DEPENDS_COMPILE_DEFINITIONS_RELWITHDEBINFO})
target_compile_definitions(core_interface_debug INTERFACE ${DEPENDS_COMPILE_DEFINITIONS_DEBUG})
# If the {CXX,LD}FLAGS environment variables are defined during building depends
# and configuring this build system, their content might be duplicated.
if(DEFINED ENV{CXXFLAGS})
deduplicate_flags(CMAKE_CXX_FLAGS)
endif()
if(DEFINED ENV{LDFLAGS})
deduplicate_flags(CMAKE_EXE_LINKER_FLAGS)
endif()
if(BUILD_TESTS)
enable_testing()
endif()
@ -538,6 +551,12 @@ message(" test_bitcoin-qt ..................... ${BUILD_GUI_TESTS}")
message(" bench_bitcoin ....................... ${BUILD_BENCH}")
message(" fuzz binary ......................... ${BUILD_FUZZ_BINARY}")
message("")
if(CMAKE_CROSSCOMPILING)
set(cross_status "TRUE, for ${CMAKE_SYSTEM_NAME}, ${CMAKE_SYSTEM_PROCESSOR}")
else()
set(cross_status "FALSE")
endif()
message("Cross compiling ....................... ${cross_status}")
message("C++ compiler .......................... ${CMAKE_CXX_COMPILER_ID} ${CMAKE_CXX_COMPILER_VERSION}, ${CMAKE_CXX_COMPILER}")
include(FlagsSummary)
flags_summary()

9
depends/packages/qt.mk
View file

@ -265,13 +265,14 @@ define $(package)_build_cmds
$(MAKE)
endef
# TODO: Investigate whether specific targets can be used here to minimize the amount of files/components installed.
define $(package)_stage_cmds
$(MAKE) -C qtbase/src INSTALL_ROOT=$($(package)_staging_dir) $(addsuffix -install_subtargets,$(addprefix sub-,$($(package)_qt_libs))) && \
$(MAKE) -C qttools/src/linguist INSTALL_ROOT=$($(package)_staging_dir) $(addsuffix -install_subtargets,$(addprefix sub-,$($(package)_linguist_tools))) && \
$(MAKE) -C qtbase INSTALL_ROOT=$($(package)_staging_dir) install && \
$(MAKE) -C qttools INSTALL_ROOT=$($(package)_staging_dir) install && \
$(MAKE) -C qttranslations INSTALL_ROOT=$($(package)_staging_dir) install_subtargets
endef
define $(package)_postprocess_cmds
rm -rf native/mkspecs/ native/lib/ lib/cmake/ && \
rm -f lib/lib*.la lib/*.prl plugins/*/*.prl
rm -rf doc/ native/lib/ && \
rm -f lib/lib*.la
endef

5
src/CMakeLists.txt
View file

@ -62,6 +62,11 @@ foreach(config IN LISTS CMAKE_BUILD_TYPE CMAKE_CONFIGURATION_TYPES)
string(TOUPPER "${config}" config)
set(CMAKE_C_FLAGS_${config} "${CMAKE_C_FLAGS_RELWITHDEBINFO}")
endforeach()
# If the CFLAGS environment variable is defined during building depends
# and configuring this build system, its content might be duplicated.
if(DEFINED ENV{CFLAGS})
deduplicate_flags(CMAKE_C_FLAGS)
endif()
set(CMAKE_EXPORT_COMPILE_COMMANDS OFF)
add_subdirectory(secp256k1)
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)