project( calamares )
cmake_minimum_required( VERSION 2.8.12 )
set( CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules" )

cmake_policy( SET CMP0023 OLD )

find_package( Qt5 5.3.0 CONFIG REQUIRED Core Gui Widgets )

###
### Calamares application info
###
SET( CALAMARES_ORGANIZATION_NAME "The Calamares Team" )
SET( CALAMARES_ORGANIZATION_DOMAIN "github.com/calamares" )
SET( CALAMARES_APPLICATION_NAME  "Calamares" )
SET( CALAMARES_DESCRIPTION_SUMMARY "The distribution-independent installer framework" )

set( CALAMARES_VERSION_MAJOR 0 )
set( CALAMARES_VERSION_MINOR 1 )
set( CALAMARES_VERSION_PATCH 0 )
#set( CALAMARES_VERSION_RC 0 )

set( CALAMARES_VERSION ${CALAMARES_VERSION_MAJOR}.${CALAMARES_VERSION_MINOR}.${CALAMARES_VERSION_PATCH} )
set( CALAMARES_VERSION_SHORT "${CALAMARES_VERSION}" )
if( CALAMARES_VERSION_RC )
    set( CALAMARES_VERSION ${CALAMARES_VERSION}rc${CALAMARES_VERSION_RC} )
endif()

# additional info for non-release builds
if( NOT BUILD_RELEASE AND EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/.git/" )
    include( CMakeDateStamp )
    set( CALAMARES_VERSION_DATE "${CMAKE_DATESTAMP_YEAR}${CMAKE_DATESTAMP_MONTH}${CMAKE_DATESTAMP_DAY}" )
    if( CALAMARES_VERSION_DATE GREATER 0 )
        set( CALAMARES_VERSION ${CALAMARES_VERSION}.${CALAMARES_VERSION_DATE} )
    endif()

    include( CMakeVersionSource )
    if( CMAKE_VERSION_SOURCE )
        set( CALAMARES_VERSION ${CALAMARES_VERSION}-${CMAKE_VERSION_SOURCE} )
    endif()
endif()

# enforce using constBegin, constEnd for const-iterators
add_definitions( "-DQT_STRICT_ITERATORS" )

# set paths
set( CMAKE_RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}" )
set( CMAKE_LIBRARY_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}" )
set( CMAKE_ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}" )

# make predefined install dirs available everywhere
include( GNUInstallDirs )

# make uninstall support
configure_file(
    "${CMAKE_CURRENT_SOURCE_DIR}/cmake_uninstall.cmake.in"
    "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
    IMMEDIATE @ONLY
)

set( CALAMARES_LIBRARIES calamareslib )

add_subdirectory( src )

# Add all targets to the build-tree export set
set( CMAKE_INSTALL_CMAKEDIR "${CMAKE_INSTALL_LIBDIR}/cmake/Calamares" CACHE PATH  "Installation directory for CMake files" )
set( CMAKE_INSTALL_FULL_CMAKEDIR "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_CMAKEDIR}" )
export(TARGETS calamareslib
    FILE "${PROJECT_BINARY_DIR}/CalamaresLibraryDepends.cmake")
    
# Export the package for use from the build-tree
# (this registers the build-tree with a global CMake-registry)
export( PACKAGE Calamares )

# Create a CalamaresBuildTreeSettings.cmake file for the use from the build tree
configure_file( CalamaresBuildTreeSettings.cmake.in "${PROJECT_BINARY_DIR}/CalamaresBuildTreeSettings.cmake" @ONLY )

# Create the CalamaresConfig.cmake and CalamaresConfigVersion files
file( RELATIVE_PATH CONF_REL_INCLUDE_DIR "${CMAKE_INSTALL_FULL_CMAKEDIR}" "${CMAKE_INSTALL_FULL_INCLUDEDIR}" )

configure_file( CalamaresConfig.cmake.in "${PROJECT_BINARY_DIR}/CalamaresConfig.cmake" @ONLY )
configure_file( CalamaresConfigVersion.cmake.in "${PROJECT_BINARY_DIR}/CalamaresConfigVersion.cmake" @ONLY )

# Install the cmake files
install(
    FILES
        "${PROJECT_BINARY_DIR}/CalamaresConfig.cmake"
        "${PROJECT_BINARY_DIR}/CalamaresConfigVersion.cmake"
#        "${PROJECT_BINARY_DIR}/CalamaresUse.cmake"
#        "${PROJECT_BINARY_DIR}/CalamaresAddPlugin.cmake"
#        "${PROJECT_BINARY_DIR}/CalamaresAddLibrary.cmake"
    DESTINATION
        "${CMAKE_INSTALL_CMAKEDIR}"
)

# Install the export set for use with the install-tree
install(
    EXPORT
        CalamaresLibraryDepends
    DESTINATION
        "${CMAKE_INSTALL_CMAKEDIR}"
)