From 5f62ba7ffa4322a16c811f59fbf206a3b41ff7f7 Mon Sep 17 00:00:00 2001
From: vrouvrea <vrouvrea@636b058d-ea47-450e-bf9e-a15bfbe3eedb>
Date: Tue, 6 Oct 2015 15:33:33 +0000
Subject: Cmake fixes

git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/trunk@834 636b058d-ea47-450e-bf9e-a15bfbe3eedb

Former-commit-id: b11aad4d7984b2f156fac8df298516c7780b0df4
---
 scripts/generate_version.sh     |  1 +
 src/CMakeLists.txt              | 44 +++++++----------------------------------
 src/GUDHIConfig.cmake.in        |  8 --------
 src/GUDHIConfigVersion.cmake.in | 11 +++++++++++
 4 files changed, 19 insertions(+), 45 deletions(-)
 create mode 100644 src/GUDHIConfigVersion.cmake.in

diff --git a/scripts/generate_version.sh b/scripts/generate_version.sh
index 533f51ed..43a54c1c 100755
--- a/scripts/generate_version.sh
+++ b/scripts/generate_version.sh
@@ -55,6 +55,7 @@ cp $ROOT_DIR/src/Doxyfile $VERSION_DIR
 cp -R $ROOT_DIR/biblio $VERSION_DIR
 cp $ROOT_DIR/src/GUDHIConfigVersion.cmake.in $VERSION_DIR
 cp $ROOT_DIR/src/GUDHIConfig.cmake.in $VERSION_DIR
+cp $ROOT_DIR/GUDHIVersion.cmake.in $VERSION_DIR
 
 # PACKAGE LEVEL COPY
 PACKAGE_INC_DIR="/include"
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index e8297aa8..010bd995 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -38,29 +38,6 @@ else()
   INCLUDE_DIRECTORIES(${Boost_INCLUDE_DIRS})
   LINK_DIRECTORIES(${Boost_LIBRARY_DIRS})
 
-  #---------------------------------------------------------------------------------------
-  # GUDHIConfig.cmake 1st part
-
-  # Offer the user the choice of overriding the installation directories - i.e. "cmake -DGUDHI_DIR=~/gudhi/GUDHI_1.2.0 ."
-  set(INSTALL_LIB_DIR lib CACHE PATH "Installation directory for libraries")
-  set(INSTALL_BIN_DIR bin CACHE PATH "Installation directory for executables")
-  set(INSTALL_INCLUDE_DIR include CACHE PATH "Installation directory for header files")
-  if(WIN32 AND NOT CYGWIN)
-    set(DEF_INSTALL_CMAKE_DIR CMake)
-  else()
-    set(DEF_INSTALL_CMAKE_DIR lib/CMake/GUDHI)
-  endif()
-  set(INSTALL_CMAKE_DIR ${DEF_INSTALL_CMAKE_DIR} CACHE PATH "Installation directory for CMake files")
-
-  # Make relative paths absolute (needed later on)
-  foreach(p LIB BIN INCLUDE CMAKE)
-    set(var INSTALL_${p}_DIR)
-    if(NOT IS_ABSOLUTE "${${var}}")
-      set(${var} "${CMAKE_INSTALL_PREFIX}/${${var}}")
-    endif()
-  endforeach()
-  #---------------------------------------------------------------------------------------
-
   #---------------------------------------------------------------------------------------
   # Gudhi compilation part
   include_directories(include)
@@ -80,33 +57,26 @@ else()
   #---------------------------------------------------------------------------------------
 
   #---------------------------------------------------------------------------------------
-  # GUDHIConfig.cmake 2nd part
+  # GUDHIConfig.cmake
   # Export the package for use from the build-tree
   # (this registers the build-tree with a global CMake-registry)
   export(PACKAGE GUDHI)
 
   # Create the GUDHIConfig.cmake and GUDHIConfigVersion files
-  file(RELATIVE_PATH REL_INCLUDE_DIR "${INSTALL_CMAKE_DIR}" "${INSTALL_INCLUDE_DIR}")
-  # ... for the build tree
-  set(CONF_INCLUDE_DIRS "${PROJECT_SOURCE_DIR}/include" "${PROJECT_BINARY_DIR}/include")
+  set(CONF_INCLUDE_DIRS "${PROJECT_SOURCE_DIR}/include")
   configure_file(GUDHIConfig.cmake.in "${PROJECT_BINARY_DIR}/GUDHIConfig.cmake" @ONLY)
-  # ... for the install tree
-  set(CONF_INCLUDE_DIRS "\${GUDHI_CMAKE_DIR}/${REL_INCLUDE_DIR}")
-  configure_file(GUDHIConfig.cmake.in "${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/GUDHIConfig.cmake" @ONLY)
-  # ... for both
   configure_file(GUDHIConfigVersion.cmake.in "${PROJECT_BINARY_DIR}/GUDHIConfigVersion.cmake" @ONLY)
 
-  configure_file(GUDHIVersion.cmake.in "${PROJECT_BINARY_DIR}/GUDHIVersion.cmake" @ONLY)
+  #---------------------------------------------------------------------------------------
+
+  #---------------------------------------------------------------------------------------
+  # Gudhi installation part
 
   # Install the GUDHIConfig.cmake and GUDHIConfigVersion.cmake
   install(FILES
     "${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/GUDHIConfig.cmake"
     "${PROJECT_BINARY_DIR}/GUDHIConfigVersion.cmake"
-    DESTINATION "${INSTALL_CMAKE_DIR}" COMPONENT dev)
-  #---------------------------------------------------------------------------------------
-
-  #---------------------------------------------------------------------------------------
-  # Gudhi installation part
+    DESTINATION share/gudhi)
 
   # install the include file on "make install"
   install(DIRECTORY include/gudhi DESTINATION include)
diff --git a/src/GUDHIConfig.cmake.in b/src/GUDHIConfig.cmake.in
index 83aa61e7..02b540dc 100644
--- a/src/GUDHIConfig.cmake.in
+++ b/src/GUDHIConfig.cmake.in
@@ -1,15 +1,7 @@
 # - Config file for the GUDHI package
 # It defines the following variables
 #  GUDHI_INCLUDE_DIRS - include directories for GUDHI
-#  GUDHI_LIBRARIES    - libraries to link against
-#  GUDHI_EXECUTABLE   - the executables
 
 # Compute paths
-get_filename_component(GUDHI_CMAKE_DIR "${CMAKE_CURRENT_LIST_FILE}" PATH)
 set(GUDHI_INCLUDE_DIRS "@CONF_INCLUDE_DIRS@")
 
-# Our library dependencies (contains definitions for IMPORTED targets)
-include("${GUDHI_CMAKE_DIR}/GUDHITargets.cmake")
-
-# These are IMPORTED targets created by GUDHITargets.cmake
-set(GUDHI_EXECUTABLE mini_simplex_tree)
diff --git a/src/GUDHIConfigVersion.cmake.in b/src/GUDHIConfigVersion.cmake.in
new file mode 100644
index 00000000..6d443ef6
--- /dev/null
+++ b/src/GUDHIConfigVersion.cmake.in
@@ -0,0 +1,11 @@
+set(PACKAGE_VERSION "@GUDHI_VERSION@")
+
+# Check whether the requested PACKAGE_FIND_VERSION is compatible
+if("${PACKAGE_VERSION}" VERSION_LESS "${PACKAGE_FIND_VERSION}")
+  set(PACKAGE_VERSION_COMPATIBLE FALSE)
+else()
+  set(PACKAGE_VERSION_COMPATIBLE TRUE)
+  if ("${PACKAGE_VERSION}" VERSION_EQUAL "${PACKAGE_FIND_VERSION}")
+    set(PACKAGE_VERSION_EXACT TRUE)
+  endif()
+endif()
-- 
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