fix a bug with a trailing whitespace in ldflags appearing with CMake>3.0

cmake_modules/morse/find/FindCBLAS.cmake

@@ -296,6 +296,7 @@ if (BLAS_FOUND)
                 list(APPEND CMAKE_REQUIRED_LIBRARIES "-L${lib_dir}")
             endforeach()
             list(APPEND CMAKE_REQUIRED_LIBRARIES "${REQUIRED_LIBS}")
+            string(REGEX REPLACE "^ -" "-" CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES}")
 
             # test link
             unset(CBLAS_WORKS CACHE)

cmake_modules/morse/find/FindCHAMELEON.cmake

@@ -699,6 +699,7 @@ if( (NOT PKG_CONFIG_EXECUTABLE AND NOT CHAMELEON_FOUND) OR NOT CHAMELEON_FOUND O
             list(APPEND CMAKE_REQUIRED_LIBRARIES "-L${lib_dir}")
         endforeach()
         list(APPEND CMAKE_REQUIRED_LIBRARIES "${REQUIRED_LIBS}")
+        string(REGEX REPLACE "^ -" "-" CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES}")
 
         # test link
         unset(CHAMELEON_WORKS CACHE)

cmake_modules/morse/find/FindFFTW.cmake

@@ -385,6 +385,7 @@ if( NOT FFTW_FOUND )
         endforeach()
         list(APPEND CMAKE_REQUIRED_LIBRARIES "${REQUIRED_LIBS}")
         list(APPEND CMAKE_REQUIRED_FLAGS "${REQUIRED_FLAGS}")
+        string(REGEX REPLACE "^ -" "-" CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES}")
 
         # test link
         unset(FFTW_WORKS CACHE)

cmake_modules/morse/find/FindFXT.cmake

@@ -228,6 +228,7 @@ if( (NOT PKG_CONFIG_EXECUTABLE AND NOT FXT_FOUND) OR NOT FXT_FOUND OR FXT_DIR)
             list(APPEND CMAKE_REQUIRED_LIBRARIES "-L${lib_dir}")
         endforeach()
         list(APPEND CMAKE_REQUIRED_LIBRARIES "${REQUIRED_LIBS}")
+        string(REGEX REPLACE "^ -" "-" CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES}")
 
         # test link
         unset(FXT_WORKS CACHE)

cmake_modules/morse/find/FindHWLOC.cmake

@@ -235,6 +235,7 @@ if( (NOT PKG_CONFIG_EXECUTABLE AND NOT HWLOC_FOUND) OR NOT HWLOC_FOUND OR HWLOC_
             list(APPEND CMAKE_REQUIRED_LIBRARIES "-L${lib_dir}")
         endforeach()
         list(APPEND CMAKE_REQUIRED_LIBRARIES "${REQUIRED_LIBS}")
+        string(REGEX REPLACE "^ -" "-" CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES}")
 
         # test link
         unset(HWLOC_WORKS CACHE)

cmake_modules/morse/find/FindLAPACKE.cmake

@@ -299,6 +299,7 @@ if (LAPACK_FOUND)
                 list(APPEND CMAKE_REQUIRED_LIBRARIES "-L${lib_dir}")
             endforeach()
             list(APPEND CMAKE_REQUIRED_LIBRARIES "${REQUIRED_LIBS}")
+            string(REGEX REPLACE "^ -" "-" CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES}")
 
             # test link
             unset(LAPACKE_WORKS CACHE)

cmake_modules/morse/find/FindMAGMA.cmake

@@ -343,6 +343,7 @@ if( (NOT PKG_CONFIG_EXECUTABLE AND NOT MAGMA_FOUND) OR NOT MAGMA_FOUND OR MAGMA_
             list(APPEND CMAKE_REQUIRED_LIBRARIES "-L${lib_dir}")
         endforeach()
         list(APPEND CMAKE_REQUIRED_LIBRARIES "${REQUIRED_LIBS}")
+        string(REGEX REPLACE "^ -" "-" CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES}")
 
         # test link
         unset(MAGMA_WORKS CACHE)

cmake_modules/morse/find/FindMETIS.cmake

@@ -193,6 +193,7 @@ if(METIS_LIBRARIES)
         list(APPEND CMAKE_REQUIRED_LIBRARIES "-L${lib_dir}")
     endforeach()
     list(APPEND CMAKE_REQUIRED_LIBRARIES "${REQUIRED_LIBS}")
+    string(REGEX REPLACE "^ -" "-" CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES}")
 
     # test link
     unset(METIS_WORKS CACHE)

cmake_modules/morse/find/FindMUMPS.cmake

@@ -570,6 +570,7 @@ if(MUMPS_LIBRARIES)
         list(APPEND CMAKE_REQUIRED_LIBRARIES "-L${lib_dir}")
     endforeach()
     list(APPEND CMAKE_REQUIRED_LIBRARIES "${REQUIRED_LIBS}")
+    string(REGEX REPLACE "^ -" "-" CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES}")
 
     # test link
     include(CheckFortranFunctionExists)

cmake_modules/morse/find/FindPARMETIS.cmake

@@ -193,6 +193,7 @@ if(PARMETIS_LIBRARIES)
         list(APPEND CMAKE_REQUIRED_LIBRARIES "-L${lib_dir}")
     endforeach()
     list(APPEND CMAKE_REQUIRED_LIBRARIES "${REQUIRED_LIBS}")
+    string(REGEX REPLACE "^ -" "-" CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES}")
 
     # test link
     unset(PARMETIS_WORKS CACHE)

cmake_modules/morse/find/FindPASTIX.cmake

@@ -603,6 +603,7 @@ if(PASTIX_LIBRARIES)
     endforeach()
     list(APPEND CMAKE_REQUIRED_LIBRARIES "${REQUIRED_LIBS}")
     list(APPEND CMAKE_REQUIRED_FLAGS "${REQUIRED_FLAGS}")
+    string(REGEX REPLACE "^ -" "-" CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES}")
 
     # test link
     unset(PASTIX_WORKS CACHE)

cmake_modules/morse/find/FindPTSCOTCH.cmake

@@ -250,6 +250,7 @@ if(PTSCOTCH_LIBRARIES)
     endforeach()
     list(APPEND CMAKE_REQUIRED_LIBRARIES "${REQUIRED_LIBS}")
     list(APPEND CMAKE_REQUIRED_FLAGS "${REQUIRED_FLAGS}")
+    string(REGEX REPLACE "^ -" "-" CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES}")
 
     # test link
     unset(PTSCOTCH_WORKS CACHE)

cmake_modules/morse/find/FindQUARK.cmake

@@ -253,6 +253,7 @@ if(QUARK_LIBRARIES)
         list(APPEND CMAKE_REQUIRED_LIBRARIES "-L${lib_dir}")
     endforeach()
     list(APPEND CMAKE_REQUIRED_LIBRARIES "${REQUIRED_LIBS}")
+    string(REGEX REPLACE "^ -" "-" CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES}")
 
     # test link
     unset(QUARK_WORKS CACHE)

cmake_modules/morse/find/FindSCOTCH.cmake

@@ -220,6 +220,7 @@ if(SCOTCH_LIBRARIES)
         list(APPEND CMAKE_REQUIRED_LIBRARIES "-L${lib_dir}")
     endforeach()
     list(APPEND CMAKE_REQUIRED_LIBRARIES "${REQUIRED_LIBS}")
+    string(REGEX REPLACE "^ -" "-" CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES}")
 
     # test link
     unset(SCOTCH_WORKS CACHE)

cmake_modules/morse/find/FindSTARPU.cmake

@@ -732,6 +732,7 @@ if( (NOT PKG_CONFIG_EXECUTABLE AND NOT STARPU_FOUND) OR
         endforeach()
         list(APPEND CMAKE_REQUIRED_LIBRARIES "${REQUIRED_LIBS}")
         list(APPEND CMAKE_REQUIRED_FLAGS "${REQUIRED_FLAGS}")
+        string(REGEX REPLACE "^ -" "-" CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES}")
 
         # test link
         unset(STARPU_WORKS CACHE)

cmake_modules/morse/find/FindTMG.cmake

@@ -220,6 +220,7 @@ if (LAPACK_FOUND)
                 list(APPEND CMAKE_REQUIRED_LIBRARIES "-L${lib_dir}")
             endforeach()
             list(APPEND CMAKE_REQUIRED_LIBRARIES "${REQUIRED_LIBS}")
+            string(REGEX REPLACE "^ -" "-" CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES}")
 
             # test link
             unset(TMG_WORKS CACHE)