remove checks for old-style multi-lib PETSc installations

CMakeLists.txt

@@ -90,26 +90,6 @@ macro(set_config_options STRING VARNAMES)
   message(STATUS "Found " ${STRING})
 endmacro()
 
-macro(find_all_libraries VARNAME LISTNAME PATH SUFFIX)
-  set(${VARNAME})
-  list(LENGTH ${LISTNAME} NUM_LIST)
-  foreach(LIB ${${LISTNAME}})
-    if("${PATH}" STREQUAL "")
-      find_library(FOUND_LIB ${LIB} PATH_SUFFIXES ${SUFFIX})
-    else()
-      find_library(FOUND_LIB ${LIB} PATHS ${PATH} NO_DEFAULT_PATH)
-    endif()
-    if(FOUND_LIB)
-      list(APPEND ${VARNAME} ${FOUND_LIB})
-    endif()
-    unset(FOUND_LIB CACHE)
-  endforeach()
-  list(LENGTH ${VARNAME} NUM_FOUND_LIBRARIES)
-  if(NUM_FOUND_LIBRARIES LESS NUM_LIST)
-    set(${VARNAME})
-  endif()
-endmacro()
-
 #----------------------------------
 #
 # O P T I O N S
@@ -252,13 +232,7 @@ if(PETSC_DIR)
       endif()
     endif()
 
-    # find libraries (<= 3.0)
-    set(PETSC_LIBS_REQUIRED petscksp petscdm petscmat petscvec petsc)
-    find_all_libraries(PETSC_LIBS PETSC_LIBS_REQUIRED ${ENV_PETSC_DIR}/${ENV_PETSC_ARCH}/lib "")
-    # petsc 3.1 creates only one library (libpetsc)
-    if(NOT PETSC_LIBS)
     find_library(PETSC_LIBS petsc PATHS ${ENV_PETSC_DIR}/${ENV_PETSC_ARCH}/lib NO_DEFAULT_PATH)
-    endif()
 
     if(ENABLE_SLEPC)
       if(SLEPC_DIR)