Merge pull request #6 from arijitsh/master

update cmake to export as library

Author: msoos

CMakeLists.txt

@@ -446,3 +446,62 @@ add_custom_target(uninstall
     COMMAND ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake
     DEPENDS uninstall_pycyrptosat
 )
+
+# -----------------------------------------------------------------------------
+# Export our targets so that other CMake based projects can interface with
+# the build of cmsgen in the build-tree
+# -----------------------------------------------------------------------------
+set(CMSGEN_TARGETS_FILENAME "cmsgenTargets.cmake")
+set(CMSGEN_CONFIG_FILENAME "cmsgenConfig.cmake")
+set(CMSGEN_VERSION_FILENAME "cmsgenConfigVersion.cmake")
+
+# Export targets
+set(MY_TARGETS cmsgen)
+export(
+    TARGETS ${MY_TARGETS}
+    FILE "${CMAKE_CURRENT_BINARY_DIR}/${CMSGEN_TARGETS_FILENAME}"
+)
+
+
+# Create cmsgenConfig file
+set(EXPORT_TYPE "Build-tree")
+set(CONF_INCLUDE_DIRS "${CMAKE_CURRENT_BINARY_DIR}/include")
+configure_file(cmsgenConfig.cmake.in
+    "${CMAKE_CURRENT_BINARY_DIR}/${CMSGEN_CONFIG_FILENAME}" @ONLY
+)
+
+# Export this package to the CMake user package registry
+# Now the user can just use find_package(cmsgen) on their system
+export(PACKAGE cmsgen)
+
+set(DEF_INSTALL_CMAKE_DIR lib/cmake/cmsgen)
+set(CMSGEN_INSTALL_CMAKE_DIR ${DEF_INSTALL_CMAKE_DIR} CACHE PATH
+    "Installation directory for cmsgen CMake files")
+
+# Create cmsgenConfig file
+set(EXPORT_TYPE "installed")
+set(CONF_INCLUDE_DIRS "${CMAKE_INSTALL_PREFIX}/include")
+configure_file(cmsgenConfig.cmake.in
+   "${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_FILES_DIRECTORY}/${CMSGEN_CONFIG_FILENAME}" @ONLY
+)
+
+include(CMakePackageConfigHelpers)
+write_basic_package_version_file(
+  "${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_FILES_DIRECTORY}/${CMSGEN_VERSION_FILENAME}"
+  COMPATIBILITY SameMajorVersion)
+
+install(FILES
+    "${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_FILES_DIRECTORY}/${CMSGEN_VERSION_FILENAME}"
+    DESTINATION "${CMSGEN_INSTALL_CMAKE_DIR}"
+)
+
+install(FILES
+    "${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_FILES_DIRECTORY}/${CMSGEN_CONFIG_FILENAME}"
+    DESTINATION "${CMSGEN_INSTALL_CMAKE_DIR}"
+)
+
+# Install the export set for use with the install-tree
+install(
+    EXPORT ${CMSGEN_EXPORT_NAME}
+    DESTINATION "${CMSGEN_INSTALL_CMAKE_DIR}"
+)

cmsgenConfig.cmake.in

@@ -0,0 +1,20 @@
+# Config file for the @EXPORT_TYPE@ cmsgen Package
+# It defines the following variables
+#  CMSGEN_INCLUDE_DIRS - include directories for cmsgen
+#  CMSGEN_LIBRARIES    - libraries to link against
+#  CMSGEN_EXECUTABLE   - the cmsgen executable
+
+# Compute paths
+get_filename_component(CMSGEN_CMAKE_DIR "${CMAKE_CURRENT_LIST_FILE}" PATH)
+set(CMSGEN_INCLUDE_DIRS "@CONF_INCLUDE_DIRS@")
+
+# Our library dependencies (contains definitions for IMPORTED targets)
+include("${CMSGEN_CMAKE_DIR}/@CMSGEN_TARGETS_FILENAME@")
+
+# These are IMPORTED targets created by @CMSGEN_TARGETS_FILENAME@
+set(CMSGEN_LIBRARIES cmsgen)
+set(CMSGEN_STATIC_LIBRARIES cmsgen)
+set(CMSGEN_STATIC_LIBRARIES_DEPS @CMSGEN_STATIC_DEPS@)
+set(CMSGEN_VERSION_MAJOR @PROJECT_VERSION_MAJOR@)
+set(CMSGEN_VERSION_MINOR @PROJECT_VERSION_MINOR@)
+set(CMSGEN_EXECUTABLE cmsgen)