cmake/FindGLPK.cmake
author Balazs Dezso <deba@inf.elte.hu>
Tue, 16 Mar 2010 21:12:10 +0100
changeset 945 5b926cc36a4b
parent 684 4faa0c763906
child 1230 caf16813b1e8
permissions -rw-r--r--
Fix multiple execution bug in weighted matchings (#356)

This chgset also redoes the fix of [28c7ad6f8d91] and its backpont to 1.1,
[268a052c3043].
     1 SET(GLPK_ROOT_DIR "" CACHE PATH "GLPK root directory")
     2 
     3 SET(GLPK_REGKEY "[HKEY_LOCAL_MACHINE\\SOFTWARE\\GnuWin32\\Glpk;InstallPath]")
     4 GET_FILENAME_COMPONENT(GLPK_ROOT_PATH ${GLPK_REGKEY} ABSOLUTE)
     5 
     6 FIND_PATH(GLPK_INCLUDE_DIR
     7   glpk.h
     8   PATHS ${GLPK_REGKEY}/include
     9   HINTS ${GLPK_ROOT_DIR}/include
    10 )
    11 FIND_LIBRARY(GLPK_LIBRARY
    12   glpk
    13   PATHS ${GLPK_REGKEY}/lib
    14   HINTS ${GLPK_ROOT_DIR}/lib
    15 )
    16 
    17 IF(GLPK_INCLUDE_DIR AND GLPK_LIBRARY)
    18   FILE(READ ${GLPK_INCLUDE_DIR}/glpk.h GLPK_GLPK_H)
    19 
    20   STRING(REGEX MATCH "define[ ]+GLP_MAJOR_VERSION[ ]+[0-9]+" GLPK_MAJOR_VERSION_LINE "${GLPK_GLPK_H}")
    21   STRING(REGEX REPLACE "define[ ]+GLP_MAJOR_VERSION[ ]+([0-9]+)" "\\1" GLPK_VERSION_MAJOR "${GLPK_MAJOR_VERSION_LINE}")
    22 
    23   STRING(REGEX MATCH "define[ ]+GLP_MINOR_VERSION[ ]+[0-9]+" GLPK_MINOR_VERSION_LINE "${GLPK_GLPK_H}")
    24   STRING(REGEX REPLACE "define[ ]+GLP_MINOR_VERSION[ ]+([0-9]+)" "\\1" GLPK_VERSION_MINOR "${GLPK_MINOR_VERSION_LINE}")
    25 
    26   SET(GLPK_VERSION_STRING "${GLPK_VERSION_MAJOR}.${GLPK_VERSION_MINOR}")
    27 
    28   IF(GLPK_FIND_VERSION)
    29     IF(GLPK_FIND_VERSION_COUNT GREATER 2)
    30       MESSAGE(SEND_ERROR "unexpected version string")
    31     ENDIF(GLPK_FIND_VERSION_COUNT GREATER 2)
    32 
    33     MATH(EXPR GLPK_REQUESTED_VERSION "${GLPK_FIND_VERSION_MAJOR}*100 + ${GLPK_FIND_VERSION_MINOR}")
    34     MATH(EXPR GLPK_FOUND_VERSION "${GLPK_VERSION_MAJOR}*100 + ${GLPK_VERSION_MINOR}")
    35 
    36     IF(GLPK_FOUND_VERSION LESS GLPK_REQUESTED_VERSION)
    37       SET(GLPK_PROPER_VERSION_FOUND FALSE)
    38     ELSE(GLPK_FOUND_VERSION LESS GLPK_REQUESTED_VERSION)
    39       SET(GLPK_PROPER_VERSION_FOUND TRUE)
    40     ENDIF(GLPK_FOUND_VERSION LESS GLPK_REQUESTED_VERSION)
    41   ELSE(GLPK_FIND_VERSION)
    42     SET(GLPK_PROPER_VERSION_FOUND TRUE)
    43   ENDIF(GLPK_FIND_VERSION)
    44 ENDIF(GLPK_INCLUDE_DIR AND GLPK_LIBRARY)
    45 
    46 INCLUDE(FindPackageHandleStandardArgs)
    47 FIND_PACKAGE_HANDLE_STANDARD_ARGS(GLPK DEFAULT_MSG GLPK_LIBRARY GLPK_INCLUDE_DIR GLPK_PROPER_VERSION_FOUND)
    48 
    49 IF(GLPK_FOUND)
    50   SET(GLPK_INCLUDE_DIRS ${GLPK_INCLUDE_DIR})
    51   SET(GLPK_LIBRARIES ${GLPK_LIBRARY})
    52   SET(GLPK_BIN_DIR ${GLPK_ROOT_PATH}/bin)
    53 ENDIF(GLPK_FOUND)
    54 
    55 MARK_AS_ADVANCED(GLPK_LIBRARY GLPK_INCLUDE_DIR GLPK_BIN_DIR)
    56 
    57 IF(GLPK_FOUND)
    58   SET(LEMON_HAVE_LP TRUE)
    59   SET(LEMON_HAVE_MIP TRUE)
    60   SET(LEMON_HAVE_GLPK TRUE)
    61 ENDIF(GLPK_FOUND)