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OpenBLAS use find_package CONFIG for vcpkg #2647

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Merged
jajhall merged 2 commits into from
Nov 11, 2025
Merged

OpenBLAS use find_package CONFIG for vcpkg #2647

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e7b38ad
openblas win32 vcpkg use config if available
galabovaa Nov 10, 2025
226a227
only use config if BLA_LIBRARIES or BLA_VENDOR is not specified
galabovaa Nov 10, 2025
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57 changes: 33 additions & 24 deletions cmake/FindHipoDeps.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -101,37 +101,46 @@ if (NOT USE_CMAKE_FIND_BLAS)
endif()
else()

if (NOT BLA_VENDOR)
if (APPLE)
set (BLA_VENDOR Apple)
elseif(LINUX)
set (BLA_VENDOR OpenBLAS)
elseif(WIN32)
set (BLA_VENDOR OpenBLAS)
if (WIN32 AND NOT BLAS_LIBRARIES AND NOT BLA_VENDOR)
find_package(OpenBLAS CONFIG)
if(OpenBLAS_FOUND)
message(STATUS "OpenBLAS CMake config path: ${OpenBLAS_DIR}")
endif()
endif()

if (NOT OpenBLAS_FOUND)
if (NOT BLA_VENDOR)
if (APPLE)
set (BLA_VENDOR Apple)
elseif(LINUX)
set (BLA_VENDOR OpenBLAS)
elseif(WIN32)
set (BLA_VENDOR OpenBLAS)
endif()

find_package(BLAS QUIET)
if (BLAS_FOUND)
message(STATUS "Using BLAS library: ${BLAS_LIBRARIES}")
if (BLAS_INCLUDE_DIRS)
message(STATUS "BLAS include dirs: ${BLAS_INCLUDE_DIRS}")
find_package(BLAS QUIET)
if (BLAS_FOUND)
message(STATUS "Using BLAS library: ${BLAS_LIBRARIES}")
if (BLAS_INCLUDE_DIRS)
message(STATUS "BLAS include dirs: ${BLAS_INCLUDE_DIRS}")
endif()
else()
unset(BLA_VENDOR)
endif()
else()
unset(BLA_VENDOR)
message(STATUS "Specified BLA_VENDOR: ${BLA_VENDOR}")
endif()
else()
message(STATUS "Specified BLA_VENDOR: ${BLA_VENDOR}")
endif()

if (NOT BLAS_FOUND)
find_package(BLAS REQUIRED)
if (BLAS_FOUND)
message(STATUS "Using BLAS library: ${BLAS_LIBRARIES}")
if (BLAS_INCLUDE_DIRS)
message(STATUS "BLAS include dirs: ${BLAS_INCLUDE_DIRS}")
if (NOT BLAS_FOUND)
find_package(BLAS REQUIRED)
if (BLAS_FOUND)
message(STATUS "Using BLAS library: ${BLAS_LIBRARIES}")
if (BLAS_INCLUDE_DIRS)
message(STATUS "BLAS include dirs: ${BLAS_INCLUDE_DIRS}")
endif()
else()
message(FATAL_ERROR "No BLAS library found!")
endif()
else()
message(FATAL_ERROR "No BLAS library found!")
endif()
endif()
endif()
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16 changes: 11 additions & 5 deletions highs/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -219,13 +219,19 @@ else()
endif(BLAS_LIB)
endif(APPLE)
else()
target_link_libraries(highs PRIVATE BLAS::BLAS)

string(TOLOWER "${BLAS_LIBRARIES}" blas_lower)
if(blas_lower MATCHES "openblas")
if (WIN32 AND TARGET OpenBLAS::OpenBLAS)
target_compile_definitions(highs PRIVATE HIPO_USES_OPENBLAS)
elseif(blas_lower MATCHES "accelerate")
target_compile_definitions(highs PRIVATE HIPO_USES_APPLE_BLAS)
target_link_libraries(highs PRIVATE OpenBLAS::OpenBLAS)
else()
target_link_libraries(highs PRIVATE BLAS::BLAS)

string(TOLOWER "${BLAS_LIBRARIES}" blas_lower)
if(blas_lower MATCHES "openblas")
target_compile_definitions(highs PRIVATE HIPO_USES_OPENBLAS)
elseif(blas_lower MATCHES "accelerate")
target_compile_definitions(highs PRIVATE HIPO_USES_APPLE_BLAS)
endif()
endif()
endif()

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