ceph-mirror/cmake/modules/BuildISAL.cmake
Kefu Chai 03bed028a9
Merge pull request #68404 from ifed01/wip-fix-isal-build
cmake/isal-l: explicitly configure libdir to avoid wrong libisal.a

Reviewed-by: Casey Bodley <cbodley@redhat.com>
Reviewed-by: Kefu Chai <k.chai@proxmox.com>
2026-05-06 20:47:30 +08:00

58 lines
2.2 KiB
CMake

# use an ExternalProject to build isa-l using its makefile
function(build_isal)
set(isal_BINARY_DIR ${CMAKE_BINARY_DIR}/src/isa-l)
set(isal_INSTALL_DIR ${isal_BINARY_DIR}/install)
set(isal_INCLUDE_DIR "${isal_INSTALL_DIR}/include")
set(isal_LIBRARY_DIR "${isal_INSTALL_DIR}/lib")
set(isal_LIBRARY "${isal_LIBRARY_DIR}/libisal.a")
# this include directory won't exist until the install step, but the
# imported targets need it early for INTERFACE_INCLUDE_DIRECTORIES
file(MAKE_DIRECTORY "${isal_INCLUDE_DIR}")
set(configure_cmd env CC=${CMAKE_C_COMPILER} ./configure --prefix=${isal_INSTALL_DIR} --libdir=${isal_LIBRARY_DIR})
# build a static library with -fPIC that we can link into crypto/compressor plugins
list(APPEND configure_cmd --with-pic --enable-static --disable-shared)
# clear the DESTDIR environment variable from debian/rules,
# because it messes with the internal install paths of arrow's bundled deps
set(NO_DESTDIR_COMMAND ${CMAKE_COMMAND} -E env --unset=DESTDIR)
set(arm_cflags "")
if(CMAKE_C_COMPILER_ID MATCHES "Clang" AND HAVE_ARMV8_SIMD)
list(APPEND arm_cflags "-no-integrated-as")
endif()
# isa-l 2.32.0 requires SVE assembly support
if(CMAKE_SYSTEM_PROCESSOR MATCHES "aarch64|AARCH64")
list(APPEND arm_cflags "-Wa,-march=armv8-a+sve")
endif()
if(arm_cflags)
string(REPLACE ";" " " arm_cflags_str "${arm_cflags}")
list(APPEND configure_cmd "CFLAGS=${arm_cflags_string}")
endif()
include(ExternalProject)
ExternalProject_Add(isal_ext
SOURCE_DIR "${PROJECT_SOURCE_DIR}/src/isa-l"
CONFIGURE_COMMAND ./autogen.sh COMMAND ${configure_cmd}
BUILD_COMMAND ${NO_DESTDIR_COMMAND} make -j3
BUILD_IN_SOURCE 1
BUILD_BYPRODUCTS ${isal_LIBRARY}
INSTALL_COMMAND ${NO_DESTDIR_COMMAND} make install
UPDATE_COMMAND ""
LOG_CONFIGURE ON
LOG_BUILD ON
LOG_INSTALL ON
LOG_MERGED_STDOUTERR ON
LOG_OUTPUT_ON_FAILURE ON)
# add imported library target ISAL::Crypto
add_library(ISAL::ISAL STATIC IMPORTED GLOBAL)
add_dependencies(ISAL::ISAL isal_ext)
set_target_properties(ISAL::ISAL PROPERTIES
INTERFACE_INCLUDE_DIRECTORIES ${isal_INCLUDE_DIR}
IMPORTED_LINK_INTERFACE_LANGUAGES "C"
IMPORTED_LOCATION ${isal_LIBRARY})
endfunction()