44 lines
1.5 KiB
Diff
44 lines
1.5 KiB
Diff
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--- a/Modules/FindBLAS.cmake
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+++ b/Modules/FindBLAS.cmake
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@@ -4,6 +4,10 @@
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#
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# Find BLAS library
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#
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+# Version modified for Gentoo Linux.
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+# If a valid PkgConfig configuration is found, this overrides and cancels
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+# all further checks.
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+#
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# This module finds an installed fortran library that implements the
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# BLAS linear-algebra interface (see http://www.netlib.org/blas/). The
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# list of libraries searched for is taken from the autoconf macro file,
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@@ -50,6 +54,23 @@
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# (To distribute this file outside of CMake, substitute the full
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# License text for the above reference.)
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+# first, try PkgConfig
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+#
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+find_package(PkgConfig REQUIRED)
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+pkg_check_modules(PC_BLAS blas)
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+if(PC_BLAS_FOUND)
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+ foreach(PC_LIB ${PC_BLAS_LIBRARIES})
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+ find_library(${PC_LIB}_LIBRARY NAMES ${PC_LIB} HINTS ${PC_BLAS_LIBRARY_DIRS} )
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+ if (NOT ${PC_LIB}_LIBRARY)
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+ message(FATAL_ERROR "Something is wrong in your pkg-config file - lib ${PC_LIB} not found in ${PC_BLAS_LIBRARY_DIRS}")
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+ endif (NOT ${PC_LIB}_LIBRARY)
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+ list(APPEND BLAS_LIBRARIES ${${PC_LIB}_LIBRARY})
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+ endforeach(PC_LIB)
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+ find_package_handle_standard_args(BLAS DEFAULT_MSG BLAS_LIBRARIES)
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+ mark_as_advanced(BLAS_LIBRARIES)
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+else(PC_BLAS_FOUND)
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+message(STATUS "No PkgConfig configuration for BLAS found; starting more extensive search.")
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+
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include(${CMAKE_CURRENT_LIST_DIR}/CheckFunctionExists.cmake)
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include(${CMAKE_CURRENT_LIST_DIR}/CheckFortranFunctionExists.cmake)
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@@ -688,3 +709,5 @@
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endif()
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set(CMAKE_FIND_LIBRARY_SUFFIXES ${_blas_ORIG_CMAKE_FIND_LIBRARY_SUFFIXES})
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+
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+endif(PC_BLAS_FOUND)
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