Changes in cmake/FindGLPK.cmake [627:20dac2104519:638:57e6f560fb13] in lemon-1.2

File:

• cmake/FindGLPK.cmake (modified) (2 diffs)

cmake/FindGLPK.cmake

@@ +1 @@
+SET(GLPK_ROOT_DIR "" CACHE PATH "GLPK root directory")
+
 SET(GLPK_REGKEY "[HKEY_LOCAL_MACHINE\\SOFTWARE\\GnuWin32\\Glpk;InstallPath]")
 GET_FILENAME_COMPONENT(GLPK_ROOT_PATH ${GLPK_REGKEY} ABSOLUTE)
@@ -4 +6 @@
 FIND_PATH(GLPK_INCLUDE_DIR
   glpk.h
-  PATHS ${GLPK_REGKEY}/include)
+  PATHS ${GLPK_REGKEY}/include
+  HINTS ${GLPK_ROOT_DIR}/include
+)
+FIND_LIBRARY(GLPK_LIBRARY
+  glpk
+  PATHS ${GLPK_REGKEY}/lib
+  HINTS ${GLPK_ROOT_DIR}/lib
+)
 
-FIND_LIBRARY(GLPK_LIBRARY
-  NAMES glpk
-  PATHS ${GLPK_REGKEY}/lib)
+IF(GLPK_INCLUDE_DIR AND GLPK_LIBRARY)
+  FILE(READ ${GLPK_INCLUDE_DIR}/glpk.h GLPK_GLPK_H)
+
+  STRING(REGEX MATCH "define[ ]+GLP_MAJOR_VERSION[ ]+[0-9]+" GLPK_MAJOR_VERSION_LINE "${GLPK_GLPK_H}")
+  STRING(REGEX REPLACE "define[ ]+GLP_MAJOR_VERSION[ ]+([0-9]+)" "\\1" GLPK_VERSION_MAJOR "${GLPK_MAJOR_VERSION_LINE}")
+
+  STRING(REGEX MATCH "define[ ]+GLP_MINOR_VERSION[ ]+[0-9]+" GLPK_MINOR_VERSION_LINE "${GLPK_GLPK_H}")
+  STRING(REGEX REPLACE "define[ ]+GLP_MINOR_VERSION[ ]+([0-9]+)" "\\1" GLPK_VERSION_MINOR "${GLPK_MINOR_VERSION_LINE}")
+
+  SET(GLPK_VERSION_STRING "${GLPK_VERSION_MAJOR}.${GLPK_VERSION_MINOR}")
+
+  IF(GLPK_FIND_VERSION)
+    IF(GLPK_FIND_VERSION_COUNT GREATER 2)
+      MESSAGE(SEND_ERROR "unexpected version string")
+    ENDIF(GLPK_FIND_VERSION_COUNT GREATER 2)
+
+    MATH(EXPR GLPK_REQUESTED_VERSION "${GLPK_FIND_VERSION_MAJOR}*100 + ${GLPK_FIND_VERSION_MINOR}")
+    MATH(EXPR GLPK_FOUND_VERSION "${GLPK_VERSION_MAJOR}*100 + ${GLPK_VERSION_MINOR}")
+
+    IF(GLPK_FOUND_VERSION LESS GLPK_REQUESTED_VERSION)
+      SET(GLPK_PROPER_VERSION_FOUND FALSE)
+    ELSE(GLPK_FOUND_VERSION LESS GLPK_REQUESTED_VERSION)
+      SET(GLPK_PROPER_VERSION_FOUND TRUE)
+    ENDIF(GLPK_FOUND_VERSION LESS GLPK_REQUESTED_VERSION)
+  ELSE(GLPK_FIND_VERSION)
+    SET(GLPK_PROPER_VERSION_FOUND TRUE)
+  ENDIF(GLPK_FIND_VERSION)
+ENDIF(GLPK_INCLUDE_DIR AND GLPK_LIBRARY)
 
 INCLUDE(FindPackageHandleStandardArgs)
-FIND_PACKAGE_HANDLE_STANDARD_ARGS(GLPK DEFAULT_MSG GLPK_LIBRARY GLPK_INCLUDE_DIR)
+FIND_PACKAGE_HANDLE_STANDARD_ARGS(GLPK DEFAULT_MSG GLPK_LIBRARY GLPK_INCLUDE_DIR GLPK_PROPER_VERSION_FOUND)
 
 IF(GLPK_FOUND)