GMP/MPIR egg hunt

cmake/FindGMP.cmake

@@ -9,38 +9,85 @@
 # GMP_LIBRARIES_DIR - the directory the library we link with is found in.
 
 
-if(MVC)
-  if(CMAKE_BUILD_TYPE STREQUAL "Debug")
-	set(GMP_NAME "mpird")
-  else()
-    set(GMP_NAME "mpir")
-  endif()
-else()
-  set(GMP_NAME gmp)
-endif()
-
-find_path(GMP_INCLUDE_DIRS
-        NAMES ${GMP_NAME}.h
-        PATHS  $ENV{GMP_ROOT}/include
-         $ENV{PROGRAMFILES}/mpir/include
-)
-
-  find_library(GMP_LIBRARIES NAMES ${GMP_NAME}
-                PATHS  $ENV{GMP_ROOT} $ENV{PROGRAMFILES}/mpir/lib $ENV{GMP_ROOT}/lib ${CMAKE_INSTALL_PREFIX}/lib
+if(MSVC)
+   find_library(GMP_LIBRARIES NAMES mpir mpird
+                PATHS  
+			$ENV{GMP_ROOT}
+			$ENV{GMP_ROOT}/lib
+			${GMP_ROOT}
+			${GMP_ROOT}/lib
+			${CMAKE_SOURCE_DIR}/../tools/mpir/lib
+			${CMAKE_SOURCE_DIR}/../tools/mpird/lib
+			${CMAKE_SOURCE_DIR}/../mpir/lib
+			${CMAKE_SOURCE_DIR}/../mpird/lib
+			$ENV{PROGRAMFILES}/mpir/lib
+			$ENV{PROGRAMFILES}/mpird/lib
+			$ENV{HOME}/mpir/lib
+			$ENV{HOME}/mpird/lib
+			${CMAKE_INSTALL_PREFIX}/lib
+			DOC "Try first the MPIR DLL when in an Windows environment"
 	  )
 
-  find_library(GMP_LIBRARY_DLL NAMES ${GMP_NAME}
-				PATHS "$ENV{PROGRAMFILES}/mpir/bin"
-				DOC "The MPIR library DLL"
+		get_filename_component(GMP_LIBRARIES_DIR "${GMP_LIBRARIES}" PATH)
+
+find_file(GMP_LIBRARY_DLL NAMES mpir.dll mpird.dll
+        PATHS
+			${GMP_LIBRARIES_DIR}/../bin
+			${GMP_LIBRARIES_DIR}
+)
+
+			find_path(GMP_INCLUDE_DIRS
+        NAMES mpir.h mpird.h
+        PATHS
+			${GMP_LIBRARIES_DIR}/../include
+			${GMP_LIBRARIES_DIR}
+)
+
+else(MSVC)
+
+#use GMP, notice that there are two cases, everything is the same directory, or everything is in
+#its proper places
+
+  find_library(GMP_LIBRARIES NAMES gmp
+                PATHS  
+			$ENV{GMP_ROOT}
+			$ENV{GMP_ROOT}/lib
+			${GMP_ROOT}
+			${GMP_ROOT}/lib
+			/usr/local/opt/gmp/lib
+			/opt/lib
+			/usr/local/lib
+			$ENV{HOME}/lib
+			${CMAKE_INSTALL_PREFIX}/lib
   )
 
 get_filename_component(GMP_LIBRARIES_DIR "${GMP_LIBRARIES}" PATH CACHE)
 
+if (WIN32)
+
+find_library(GMP_LIBRARY_DLL NAMES gmp
+                PATHS  
+			${GMP_LIBRARIES_DIR}/../bin
+			${GMP_LIBRARIES_DIR}
+ )
+endif(WIN32)
+
+find_file(GMP_INCLUDE_DIRS
+        NAMES gmp.h
+        PATHS
+			${GMP_LIBRARIES_DIR}/../include
+			${GMP_LIBRARIES_DIR}
+			)
+
+endif(MSVC)
+
+
 # handle the QUIET and REQUIRED arguments and set GMP_FOUND to TRUE if
 # all listed variables are true
 include(FindPackageHandleStandardArgs)
 if(WIN32)
   find_package_handle_standard_args(GMP DEFAULT_MSG GMP_LIBRARIES GMP_LIBRARIES_DIR GMP_LIBRARY_DLL GMP_INCLUDE_DIRS)
+mark_as_advanced(GMP_LIBRARY_DLL)
 else()
   find_package_handle_standard_args(GMP DEFAULT_MSG GMP_LIBRARIES GMP_LIBRARIES_DIR GMP_INCLUDE_DIRS)
 endif()