# vim:ts=4:sw=4:expandtab:autoindent:
#
# Copyright (C) 1997-2015 by Dimitri van Heesch.
#
# Permission to use, copy, modify, and distribute this software and its
# documentation under the terms of the GNU General Public License is hereby
# granted. No representations are made about the suitability of this software
# for any purpose. It is provided "as is" without express or implied warranty.
# See the GNU General Public License for more details.
#
# Documents produced by Doxygen are derivative works derived from the
# input used in their production; they are not affected by this license.

cmake_minimum_required(VERSION 3.0)
project(doxygen)

option(build_wizard    "Build the GUI frontend for doxygen." OFF)
option(build_app       "Example showing how to embed doxygen in an application." OFF)
option(build_xmlparser "Example showing how to parse doxygen's XML output." OFF)
option(build_search    "Build external search tools (doxysearch and doxyindexer)" OFF)
option(build_doc       "Build user manual" OFF)
option(build_examples  "Build the example projects" OFF)
option(use_sqlite3     "Add support for sqlite3 output [experimental]." OFF)
option(use_libclang    "Add support for libclang parsing." OFF)
option(win_static      "Link with /MT in stead of /MD on windows" OFF)
option(english_only    "Only compile in support for the English language" OFF)

list(APPEND CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake")
set(SOURCE "${CMAKE_SOURCE_DIR}")
include(version)

set(sqlite3  "0" CACHE INTERNAL "used in settings.h")
set(clang    "0" CACHE INTERNAL "used in settings.h")
if (use_sqlite3)
	set(sqlite3  "1" CACHE INTERNAL "used in settings.h")
endif()
if (use_libclang)
	set(clang    "1" CACHE INTERNAL "used in settings.h")
        find_package(LibClang REQUIRED)
endif()

if (${CMAKE_SYSTEM} MATCHES "Darwin")
    set(CMAKE_CXX_FLAGS "-Wno-deprecated-register -mmacosx-version-min=10.5 ${CMAKE_CXX_FLAGS}")
    find_library(CORESERVICES_LIB CoreServices)
    set(EXTRA_LIBS ${CORESERVICES_LIB})
endif()

if (WIN32)
    set(ICONV_DIR "${CMAKE_SOURCE_DIR}/winbuild")
    set(CMAKE_REQUIRED_DEFINITIONS "-DLIBICONV_STATIC")
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /bigobj") # needed for language.cpp on 64bit
    add_definitions(-DLIBICONV_STATIC -D_CRT_SECURE_NO_WARNINGS)
endif()

find_program(DOT NAMES dot)
find_package(PythonInterp REQUIRED)
find_package(FLEX REQUIRED)
find_package(BISON REQUIRED)
find_package(Threads)

if (sqlite3)
    find_package(SQLite3 REQUIRED)
endif()

find_package(Iconv REQUIRED)
include_directories(${ICONV_INCLUDE_DIR})


#set(DOXYDOCS ${CMAKE_SOURCE_DIR}/doc CACHE INTERNAL "Path to doxygen docs")
set(DOC_INSTALL_DIR "share/doc/packages/doxygen" CACHE STRING "Relative path where to install the documentation")
set(EXAMPLE_DIR ${CMAKE_SOURCE_DIR}/examples)
set(DOXYDOCS ${PROJECT_BINARY_DIR}/doc)
set(ENV{DOXYGEN_DOCDIR} ${DOXYDOCS})
set(GENERATED_SRC "${CMAKE_BINARY_DIR}/generated_src" CACHE INTERNAL "Stores generated files")
set(LIBRARY_OUTPUT_PATH ${PROJECT_BINARY_DIR}/lib)
set(EXECUTABLE_OUTPUT_PATH ${PROJECT_BINARY_DIR}/bin)
set(CUSTOM_INCLUDE_DIR "" CACHE FILEPATH "Extra include path")
set(CUSTOM_LINK_DIR "" CACHE FILEPATH "Extra library path")

# place binaries for all build types in the same directory, so we know where to find it
# when running tests or generating docs
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY_DEBUG ${EXECUTABLE_OUTPUT_PATH})
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY_RELEASE ${EXECUTABLE_OUTPUT_PATH})
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY_MINSIZEREL ${EXECUTABLE_OUTPUT_PATH})
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY_RELWITHDEBINFO ${EXECUTABLE_OUTPUT_PATH})

# gather lang codes for translation
file(GLOB lang_files RELATIVE "${CMAKE_SOURCE_DIR}/src" "${CMAKE_SOURCE_DIR}/src/translator_??.h")
set(lcodes "")
foreach (_lang ${lang_files})
  string(REGEX REPLACE "translator_(.*).h" "\\1" _lang_code ${_lang})
  string(TOUPPER ${_lang_code} lang_code)
  list(APPEND lcodes "${lang_code}")
endforeach()
if (english_only) # user only wants English
  set(lcodes "ENONLY")
endif()
set(LANG_CODES ${lcodes} CACHE STRING "List of language codes for which translations should be compiled in")

if (${CUSTOM_INCLUDE_DIR})
   include_directories(${CUSTOM_INCLUDE_DIR})
endif()

if (${CUSTOM_LINK_DIR})
   link_directories(${CUSTOM_LINK_DIR})
endif()

if (win_static)
    set(CompilerFlags
        CMAKE_CXX_FLAGS
        CMAKE_CXX_FLAGS_DEBUG
        CMAKE_CXX_FLAGS_RELEASE
        CMAKE_CXX_FLAGS_MINSIZEREL
        CMAKE_CXX_FLAGS_RELWITHDEBINFO
        CMAKE_C_FLAGS
        CMAKE_C_FLAGS_DEBUG
        CMAKE_C_FLAGS_RELEASE
        CMAKE_C_FLAGS_MINSIZEREL
        CMAKE_C_FLAGS_RELWITHDEBINFO)
    foreach(CompilerFlag ${CompilerFlags})
      string(REPLACE "/MD" "/MT" ${CompilerFlag} "${${CompilerFlag}}")
    endforeach()
endif()


add_subdirectory(libmd5)
add_subdirectory(qtools)
add_subdirectory(vhdlparser)
add_subdirectory(src)
add_subdirectory(examples)
add_subdirectory(doc)

add_subdirectory(addon/doxmlparser)
add_subdirectory(addon/doxyapp)
add_subdirectory(addon/doxysearch)
add_subdirectory(addon/doxywizard)

enable_testing()
add_subdirectory(testing)