Moved into trunk

git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/trunk@341 636b058d-ea47-450e-bf9e-a15bfbe3eedb

2 files changed, 100 insertions, 0 deletions

diff --git a/src/cmake/modules/FindGMP.cmake b/src/cmake/modules/FindGMP.cmake
new file mode 100644
index 00000000..de57646f
--- /dev/null
+++ b/src/cmake/modules/FindGMP.cmake
@@ -0,0 +1,56 @@
+# - Try to find the GMP libraries
+# This module defines:
+#  GMP_FOUND             - system has GMP lib
+#  GMP_INCLUDE_DIR       - the GMP include directory
+#  GMP_LIBRARIES_DIR     - directory where the GMP libraries are located
+#  GMP_LIBRARIES         - Link these to use GMP
+#  GMP_IN_CGAL_AUXILIARY - TRUE if the GMP found is the one distributed with CGAL in the auxiliary folder
+
+# TODO: support MacOSX
+
+include(FindPackageHandleStandardArgs)
+#include(CGAL_GeneratorSpecificSettings)
+
+if(GMP_INCLUDE_DIR)
+  set(GMP_in_cache TRUE)
+else()
+  set(GMP_in_cache FALSE)
+endif()
+if(NOT GMP_LIBRARIES)
+  set(GMP_in_cache FALSE)
+endif()
+
+# Is it already configured?
+if (GMP_in_cache)
+
+  set(GMP_FOUND TRUE)
+
+else()
+
+  find_path(GMP_INCLUDE_DIR
+            NAMES gmp.h
+            HINTS ENV GMP_INC_DIR
+                  ENV GMP_DIR
+            PATH_SUFFIXES include
+  	        DOC "The directory containing the GMP header files"
+           )
+
+  find_library(GMP_LIBRARIES NAMES gmp libgmp-10
+    HINTS ENV GMP_LIB_DIR
+          ENV GMP_DIR
+    PATH_SUFFIXES lib
+    DOC "Path to the GMP library"
+    )
+
+  if ( GMP_LIBRARIES )
+    get_filename_component(GMP_LIBRARIES_DIR ${GMP_LIBRARIES} PATH CACHE )
+  endif()
+
+  # Attempt to load a user-defined configuration for GMP if couldn't be found
+  if ( NOT GMP_INCLUDE_DIR OR NOT GMP_LIBRARIES_DIR )
+    include( GMPConfig OPTIONAL )
+  endif()
+
+  find_package_handle_standard_args(GMP "DEFAULT_MSG" GMP_LIBRARIES GMP_INCLUDE_DIR)
+
+endif()
diff --git a/src/cmake/modules/FindGMPXX.cmake b/src/cmake/modules/FindGMPXX.cmake
new file mode 100644
index 00000000..277e4b19
--- /dev/null
+++ b/src/cmake/modules/FindGMPXX.cmake
@@ -0,0 +1,44 @@
+# - Try to find the GMPXX libraries
+# This module defines:
+#   GMPXX_FOUND        - system has GMPXX lib
+#   GMPXX_INCLUDE_DIR  - the GMPXX include directory
+#   GMPXX_LIBRARIES    - Libraries needed to use GMPXX
+
+# TODO: support Windows and MacOSX
+
+# GMPXX needs GMP
+
+find_package( GMP QUIET )
+
+if(GMP_FOUND)
+
+  if (GMPXX_INCLUDE_DIR AND GMPXX_LIBRARIES)
+    # Already in cache, be silent
+    set(GMPXX_FIND_QUIETLY TRUE)
+  endif()
+
+  find_path(GMPXX_INCLUDE_DIR NAMES gmpxx.h
+            HINTS ENV GMPXX_INC_DIR
+                  ENV GMPXX_DIR
+                  ${GMP_INCLUDE_DIR_SEARCH}
+            PATH_SUFFIXES include
+            DOC "The directory containing the GMPXX include files"
+           )
+
+  find_library(GMPXX_LIBRARIES NAMES gmpxx
+               HINTS ENV GMPXX_LIB_DIR
+                     ENV GMPXX_DIR
+                     ${GMP_LIBRARIES_DIR_SEARCH}
+               PATH_SUFFIXES lib
+               DOC "Path to the GMPXX library"
+               )
+
+  include(FindPackageHandleStandardArgs)
+
+  find_package_handle_standard_args(GMPXX "DEFAULT_MSG" GMPXX_LIBRARIES GMPXX_INCLUDE_DIR )
+
+else()
+
+  message( FATAL_ERROR "GMPXX needs GMP")
+
+endif()