clapack-3.2.1-findblas.patch

   1 diff -ruN clapack-3.2.1-CMAKE.orig/CMakeLists.txt clapack-3.2.1-CMAKE/CMakeLists.txt
   2 --- clapack-3.2.1-CMAKE.orig/CMakeLists.txt     2011-06-17 23:01:05.275747599 +0200
   3 +++ clapack-3.2.1-CMAKE/CMakeLists.txt  2011-06-17 23:07:49.128747755 +0200
   4 @@ -30,6 +30,28 @@
   5
   6  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fPIC")
   7
   8 +if(BLAS_LIBRARIES)
   9 +  include(CheckFortranFunctionExists)
  10 +  set(CMAKE_REQUIRED_LIBRARIES ${BLAS_LIBRARIES})
  11 +  CHECK_FORTRAN_FUNCTION_EXISTS("dgemm" BLAS_FOUND)
  12 +  unset( CMAKE_REQUIRED_LIBRARIES )
  13 +  if(BLAS_FOUND)
  14 +    message(STATUS "--> BLAS supplied by user is WORKING, will use ${BLAS_LIBRARIES}.")
  15 +  else(BLAS_FOUND)
  16 +    message(ERROR "--> BLAS supplied by user is not WORKING, CANNOT USE ${BLAS_LIBRARIES}.")
  17 +    message(ERROR "-->     Will use REFERENCE BLAS (by default)")
  18 +    message(ERROR "-->     Or Correct your BLAS_LIBRARIES entry ")
  19 +    message(ERROR "-->     Or Consider checking USE_OPTIMIZED_BLAS")
  20 +  endif(BLAS_FOUND)
  21 +else(BLAS_LIBRARIES)
  22 +   # User did not provide a BLAS Library
  23 +   find_package( BLAS )
  24 +endif (BLAS_LIBRARIES)
  25 +
  26 +if(NOT BLAS_FOUND)
  27 +    message(FATAL_ERROR "--> BLAS libraries needed but not found.")
  28 +endif(NOT BLAS_FOUND)
  29 +
  30  add_subdirectory(SRC)
  31
  32  if(ENABLE_TESTS)
  33 @@ -44,4 +66,3 @@
  34    ${CLAPACK_BINARY_DIR}/clapack-config-version.cmake @ONLY)
  35  configure_file(${CLAPACK_SOURCE_DIR}/clapack-config.cmake.in
  36    ${CLAPACK_BINARY_DIR}/clapack-config.cmake @ONLY)
  37 -
  38 diff -ruN clapack-3.2.1-CMAKE.orig/SRC/CMakeLists.txt clapack-3.2.1-CMAKE/SRC/CMakeLists.txt
  39 --- clapack-3.2.1-CMAKE.orig/SRC/CMakeLists.txt 2011-06-17 23:01:05.276747599 +0200
  40 +++ clapack-3.2.1-CMAKE/SRC/CMakeLists.txt      2011-06-17 23:08:43.761747789 +0200
  41 @@ -377,7 +377,7 @@
  42  endif()
  43
  44  add_library(clapack SHARED ${ALLOBJ} ${ALLXOBJ})
  45 -target_link_libraries(clapack blas f2c m)
  46 +target_link_libraries(clapack ${BLAS_LIBRARIES} f2c m)
  47  set_target_properties(clapack PROPERTIES SOVERSION "${CLAPACK_VERSION}")
  48
  49  install(