Linux Distro Detection to fix issue number #2159 #154 (#2169)

Check if the blas found by pkgconfig is valid before using it.
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aviezab 2020-09-25 18:48:48 +07:00 committed by GitHub
parent 0419b81689
commit 5408b17f74
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@ -30,6 +30,7 @@ SET(lapack_with_underscore 0)
SET(lapack_without_underscore 0)
message(STATUS "Searching for BLAS and LAPACK")
INCLUDE(CheckFunctionExists)
if (UNIX OR MINGW)
message(STATUS "Searching for BLAS and LAPACK")
@ -62,11 +63,15 @@ if (UNIX OR MINGW)
return()
endif()
# First, search for libraries via pkg-config, which is the cleanest path
find_package(PkgConfig)
pkg_check_modules(BLAS_REFERENCE cblas)
pkg_check_modules(LAPACK_REFERENCE lapack)
if (BLAS_REFERENCE_FOUND AND LAPACK_REFERENCE_FOUND)
# Make sure the cblas found by pkgconfig actually has cblas symbols.
SET(CMAKE_REQUIRED_LIBRARIES "${BLAS_REFERENCE_LDFLAGS}")
CHECK_FUNCTION_EXISTS(cblas_ddot HAVE_CBLAS)
if (BLAS_REFERENCE_FOUND AND LAPACK_REFERENCE_FOUND AND HAVE_CBLAS)
set(blas_libraries "${BLAS_REFERENCE_LDFLAGS}")
set(lapack_libraries "${LAPACK_REFERENCE_LDFLAGS}")
set(blas_found 1)
@ -189,8 +194,6 @@ if (UNIX OR MINGW)
$ENV{OPENBLAS_HOME}/lib
)
INCLUDE (CheckFunctionExists)
if (NOT blas_found)
find_library(cblas_lib NAMES openblasp openblas PATHS ${extra_paths})
if (cblas_lib)
@ -337,7 +340,6 @@ elseif(WIN32 AND NOT MINGW)
find_library(mkl_intel mkl_intel_c ${mkl_search_path})
endif()
INCLUDE (CheckFunctionExists)
# Get mkl_include_dir
set(mkl_include_search_path
@ -432,7 +434,6 @@ endif()
# If using lapack, determine whether to mangle functions
if (lapack_found)
include(CheckFunctionExists)
include(CheckFortranFunctionExists)
set(CMAKE_REQUIRED_LIBRARIES ${lapack_libraries})