42 files changed, 1482 insertions, 1129 deletions

diff --git a/src/3rdparty/CMakeLists.txt b/src/3rdparty/CMakeLists.txt
new file mode 100644
index 000000000..e3927fa21
--- /dev/null
+++ b/src/3rdparty/CMakeLists.txt
@@ -0,0 +1,3 @@
+add_subdirectory(md5)
+add_subdirectory(squirrel)
+add_subdirectory(os2)
diff --git a/src/3rdparty/md5/CMakeLists.txt b/src/3rdparty/md5/CMakeLists.txt
new file mode 100644
index 000000000..58720ca2d
--- /dev/null
+++ b/src/3rdparty/md5/CMakeLists.txt
@@ -0,0 +1,4 @@
+add_files(
+    md5.cpp
+    md5.h
+)
diff --git a/src/3rdparty/os2/CMakeLists.txt b/src/3rdparty/os2/CMakeLists.txt
new file mode 100644
index 000000000..8edc63479
--- /dev/null
+++ b/src/3rdparty/os2/CMakeLists.txt
@@ -0,0 +1,7 @@
+add_files(
+    getaddrinfo.c
+    getaddrinfo.h
+    getnameinfo.c
+    getnameinfo.h
+    CONDITION OPTION_OS2
+)
diff --git a/src/3rdparty/squirrel/CMakeLists.txt b/src/3rdparty/squirrel/CMakeLists.txt
new file mode 100644
index 000000000..9602087cd
--- /dev/null
+++ b/src/3rdparty/squirrel/CMakeLists.txt
@@ -0,0 +1,3 @@
+add_subdirectory(include)
+add_subdirectory(sqstdlib)
+add_subdirectory(squirrel)
diff --git a/src/3rdparty/squirrel/include/CMakeLists.txt b/src/3rdparty/squirrel/include/CMakeLists.txt
new file mode 100644
index 000000000..5237360d3
--- /dev/null
+++ b/src/3rdparty/squirrel/include/CMakeLists.txt
@@ -0,0 +1,6 @@
+add_files(
+    sqstdaux.h
+    sqstdmath.h
+    sqstdstring.h
+    squirrel.h
+)
diff --git a/src/3rdparty/squirrel/sqstdlib/CMakeLists.txt b/src/3rdparty/squirrel/sqstdlib/CMakeLists.txt
new file mode 100644
index 000000000..2b3bd6bb3
--- /dev/null
+++ b/src/3rdparty/squirrel/sqstdlib/CMakeLists.txt
@@ -0,0 +1,4 @@
+add_files(
+    sqstdaux.cpp
+    sqstdmath.cpp
+)
diff --git a/src/3rdparty/squirrel/squirrel/CMakeLists.txt b/src/3rdparty/squirrel/squirrel/CMakeLists.txt
new file mode 100644
index 000000000..a86a92b7d
--- /dev/null
+++ b/src/3rdparty/squirrel/squirrel/CMakeLists.txt
@@ -0,0 +1,30 @@
+add_files(
+    sqapi.cpp
+    sqarray.h
+    sqbaselib.cpp
+    sqclass.cpp
+    sqclass.h
+    sqclosure.h
+    sqcompiler.cpp
+    sqcompiler.h
+    sqdebug.cpp
+    sqfuncproto.h
+    sqfuncstate.cpp
+    sqfuncstate.h
+    sqlexer.cpp
+    sqlexer.h
+    sqmem.cpp
+    sqobject.cpp
+    sqobject.h
+    sqopcodes.h
+    sqpcheader.h
+    sqstate.cpp
+    sqstate.h
+    sqstring.h
+    sqtable.cpp
+    sqtable.h
+    squserdata.h
+    squtils.h
+    sqvm.cpp
+    sqvm.h
+)
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
new file mode 100644
index 000000000..0ccf650ab
--- /dev/null
+++ b/src/CMakeLists.txt
@@ -0,0 +1,479 @@
+add_subdirectory(3rdparty)
+add_subdirectory(ai)
+add_subdirectory(blitter)
+add_subdirectory(core)
+add_subdirectory(game)
+add_subdirectory(lang)
+add_subdirectory(linkgraph)
+add_subdirectory(misc)
+add_subdirectory(music)
+add_subdirectory(network)
+add_subdirectory(os)
+add_subdirectory(pathfinder)
+add_subdirectory(saveload)
+add_subdirectory(script)
+add_subdirectory(settingsgen)
+add_subdirectory(sound)
+add_subdirectory(spriteloader)
+add_subdirectory(strgen)
+add_subdirectory(table)
+add_subdirectory(video)
+add_subdirectory(widgets)
+
+add_files(
+    viewport_sprite_sorter_sse4.cpp
+    CONDITION SSE_FOUND
+)
+if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR CMAKE_CXX_COMPILER_ID STREQUAL "Clang" OR CMAKE_CXX_COMPILER_ID STREQUAL "AppleClang")
+    set_compile_flags(
+        viewport_sprite_sorter_sse4.cpp
+        COMPILE_FLAGS -msse4.1)
+endif (CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR CMAKE_CXX_COMPILER_ID STREQUAL "Clang" OR CMAKE_CXX_COMPILER_ID STREQUAL "AppleClang")
+
+add_files(
+    aircraft.h
+    aircraft_cmd.cpp
+    aircraft_gui.cpp
+    airport.cpp
+    airport.h
+    airport_gui.cpp
+    animated_tile.cpp
+    animated_tile_func.h
+    articulated_vehicles.cpp
+    articulated_vehicles.h
+    autoreplace.cpp
+    autoreplace_base.h
+    autoreplace_cmd.cpp
+    autoreplace_func.h
+    autoreplace_gui.cpp
+    autoreplace_gui.h
+    autoreplace_type.h
+    autoslope.h
+    base_consist.cpp
+    base_consist.h
+    base_media_base.h
+    base_media_func.h
+    base_station_base.h
+    bitmap_type.h
+    bmp.cpp
+    bmp.h
+    bootstrap_gui.cpp
+    bridge.h
+    bridge_gui.cpp
+    bridge_map.cpp
+    bridge_map.h
+    build_vehicle_gui.cpp
+    cargo_type.h
+    cargoaction.cpp
+    cargoaction.h
+    cargomonitor.cpp
+    cargomonitor.h
+    cargopacket.cpp
+    cargopacket.h
+    cargotype.cpp
+    cargotype.h
+    cheat.cpp
+    cheat_func.h
+    cheat_gui.cpp
+    cheat_type.h
+    clear_cmd.cpp
+    clear_func.h
+    clear_map.h
+    cmd_helper.h
+    command.cpp
+    command_func.h
+    command_type.h
+    company_base.h
+    company_cmd.cpp
+    company_func.h
+    company_gui.cpp
+    company_gui.h
+    company_manager_face.h
+    company_type.h
+    console.cpp
+    console_cmds.cpp
+    console_func.h
+    console_gui.cpp
+    console_gui.h
+    console_internal.h
+    console_type.h
+    cpu.cpp
+    cpu.h
+    crashlog.cpp
+    crashlog.h
+    currency.cpp
+    currency.h
+    date.cpp
+    date_func.h
+    date_gui.cpp
+    date_gui.h
+    date_type.h
+    debug.cpp
+    debug.h
+    dedicated.cpp
+    depot.cpp
+    depot_base.h
+    depot_cmd.cpp
+    depot_func.h
+    depot_gui.cpp
+    depot_map.h
+    depot_type.h
+    direction_func.h
+    direction_type.h
+    disaster_vehicle.cpp
+    disaster_vehicle.h
+    dock_gui.cpp
+    driver.cpp
+    driver.h
+    economy.cpp
+    economy_base.h
+    economy_func.h
+    economy_type.h
+    effectvehicle.cpp
+    effectvehicle_base.h
+    effectvehicle_func.h
+    elrail.cpp
+    elrail_func.h
+    engine.cpp
+    engine_base.h
+    engine_func.h
+    engine_gui.cpp
+    engine_gui.h
+    engine_type.h
+    error.h
+    error_gui.cpp
+    fileio.cpp
+    fileio_func.h
+    fileio_type.h
+    fios.cpp
+    fios.h
+    fios_gui.cpp
+    fontcache.cpp
+    fontcache.h
+    fontdetection.cpp
+    fontdetection.h
+    framerate_gui.cpp
+    framerate_type.h
+    gamelog.cpp
+    gamelog.h
+    gamelog_internal.h
+    genworld.cpp
+    genworld.h
+    genworld_gui.cpp
+    gfx.cpp
+    gfx_func.h
+    gfx_layout.cpp
+    gfx_layout.h
+    gfx_type.h
+    gfxinit.cpp
+    gfxinit.h
+    goal.cpp
+    goal_base.h
+    goal_gui.cpp
+    goal_type.h
+    graph_gui.cpp
+    graph_gui.h
+    ground_vehicle.cpp
+    ground_vehicle.hpp
+    group.h
+    group_cmd.cpp
+    group_gui.cpp
+    group_gui.h
+    group_type.h
+    gui.h
+    guitimer_func.h
+    heightmap.cpp
+    heightmap.h
+    highscore.cpp
+    highscore.h
+    highscore_gui.cpp
+    hotkeys.cpp
+    hotkeys.h
+    house.h
+    house_type.h
+    industry.h
+    industry_cmd.cpp
+    industry_gui.cpp
+    industry_map.h
+    industry_type.h
+    industrytype.h
+    ini.cpp
+    ini_load.cpp
+    ini_type.h
+    intro_gui.cpp
+    landscape.cpp
+    landscape.h
+    landscape_type.h
+    language.h
+    livery.h
+    main_gui.cpp
+    map.cpp
+    map_func.h
+    map_type.h
+    misc.cpp
+    misc_cmd.cpp
+    misc_gui.cpp
+    mixer.cpp
+    mixer.h
+    music.cpp
+    music_gui.cpp
+    newgrf.cpp
+    newgrf.h
+    newgrf_airport.cpp
+    newgrf_airport.h
+    newgrf_airporttiles.cpp
+    newgrf_airporttiles.h
+    newgrf_animation_base.h
+    newgrf_animation_type.h
+    newgrf_callbacks.h
+    newgrf_canal.cpp
+    newgrf_canal.h
+    newgrf_cargo.cpp
+    newgrf_cargo.h
+    newgrf_class.h
+    newgrf_class_func.h
+    newgrf_commons.cpp
+    newgrf_commons.h
+    newgrf_config.cpp
+    newgrf_config.h
+    newgrf_debug.h
+    newgrf_debug_gui.cpp
+    newgrf_engine.cpp
+    newgrf_engine.h
+    newgrf_generic.cpp
+    newgrf_generic.h
+    newgrf_gui.cpp
+    newgrf_house.cpp
+    newgrf_house.h
+    newgrf_industries.cpp
+    newgrf_industries.h
+    newgrf_industrytiles.cpp
+    newgrf_industrytiles.h
+    newgrf_object.cpp
+    newgrf_object.h
+    newgrf_profiling.cpp
+    newgrf_profiling.h
+    newgrf_properties.h
+    newgrf_railtype.cpp
+    newgrf_railtype.h
+    newgrf_roadtype.cpp
+    newgrf_roadtype.h
+    newgrf_sound.cpp
+    newgrf_sound.h
+    newgrf_spritegroup.cpp
+    newgrf_spritegroup.h
+    newgrf_station.cpp
+    newgrf_station.h
+    newgrf_storage.cpp
+    newgrf_storage.h
+    newgrf_text.cpp
+    newgrf_text.h
+    newgrf_town.cpp
+    newgrf_town.h
+    newgrf_townname.cpp
+    newgrf_townname.h
+    news_func.h
+    news_gui.cpp
+    news_gui.h
+    news_type.h
+    object.h
+    object_base.h
+    object_cmd.cpp
+    object_gui.cpp
+    object_map.h
+    object_type.h
+    openttd.cpp
+    openttd.h
+    order_backup.cpp
+    order_backup.h
+    order_base.h
+    order_cmd.cpp
+    order_func.h
+    order_gui.cpp
+    order_type.h
+    osk_gui.cpp
+    pbs.cpp
+    pbs.h
+    progress.cpp
+    progress.h
+    querystring_gui.h
+    rail.cpp
+    rail.h
+    rail_cmd.cpp
+    rail_gui.cpp
+    rail_gui.h
+    rail_map.h
+    rail_type.h
+    rev.h
+    road.cpp
+    road.h
+    road_cmd.cpp
+    road_cmd.h
+    road_func.h
+    road_gui.cpp
+    road_gui.h
+    road_internal.h
+    road_map.cpp
+    road_map.h
+    road_type.h
+    roadstop.cpp
+    roadstop_base.h
+    roadveh.h
+    roadveh_cmd.cpp
+    roadveh_gui.cpp
+    safeguards.h
+    screenshot_gui.cpp
+    screenshot_gui.h
+    screenshot.cpp
+    screenshot.h
+    settings.cpp
+    settings_func.h
+    settings_gui.cpp
+    settings_gui.h
+    settings_internal.h
+    settings_type.h
+    ship.h
+    ship_cmd.cpp
+    ship_gui.cpp
+    signal.cpp
+    signal_func.h
+    signal_type.h
+    signs.cpp
+    signs_base.h
+    signs_cmd.cpp
+    signs_func.h
+    signs_gui.cpp
+    signs_type.h
+    slope_func.h
+    slope_type.h
+    smallmap_gui.cpp
+    smallmap_gui.h
+    sortlist_type.h
+    sound.cpp
+    sound_func.h
+    sound_type.h
+    sprite.cpp
+    sprite.h
+    spritecache.cpp
+    spritecache.h
+    station.cpp
+    station_base.h
+    station_cmd.cpp
+    station_func.h
+    station_gui.cpp
+    station_gui.h
+    station_kdtree.h
+    station_map.h
+    station_type.h
+    statusbar_gui.cpp
+    statusbar_gui.h
+    stdafx.h
+    story.cpp
+    story_base.h
+    story_gui.cpp
+    story_type.h
+    strgen/strgen.h
+    string.cpp
+    string_base.h
+    string_func.h
+    string_type.h
+    stringfilter.cpp
+    stringfilter_type.h
+    strings.cpp
+    strings_func.h
+    strings_type.h
+    subsidy.cpp
+    subsidy_base.h
+    subsidy_func.h
+    subsidy_gui.cpp
+    subsidy_type.h
+    tar_type.h
+    terraform_cmd.cpp
+    terraform_gui.cpp
+    terraform_gui.h
+    textbuf.cpp
+    textbuf_gui.h
+    textbuf_type.h
+    texteff.cpp
+    texteff.hpp
+    textfile_gui.cpp
+    textfile_gui.h
+    textfile_type.h
+    tgp.cpp
+    tgp.h
+    thread.h
+    tile_cmd.h
+    tile_map.cpp
+    tile_map.h
+    tile_type.h
+    tilearea.cpp
+    tilearea_type.h
+    tilehighlight_func.h
+    tilehighlight_type.h
+    tilematrix_type.hpp
+    timetable.h
+    timetable_cmd.cpp
+    timetable_gui.cpp
+    toolbar_gui.cpp
+    toolbar_gui.h
+    town.h
+    town_cmd.cpp
+    town_gui.cpp
+    town_kdtree.h
+    town_map.h
+    town_type.h
+    townname.cpp
+    townname_func.h
+    townname_type.h
+    track_func.h
+    track_type.h
+    train.h
+    train_cmd.cpp
+    train_gui.cpp
+    transparency.h
+    transparency_gui.cpp
+    transparency_gui.h
+    transport_type.h
+    tree_cmd.cpp
+    tree_gui.cpp
+    tree_map.h
+    tunnel_map.cpp
+    tunnel_map.h
+    tunnelbridge.h
+    tunnelbridge_cmd.cpp
+    tunnelbridge_map.h
+    vehicle.cpp
+    vehicle_base.h
+    vehicle_cmd.cpp
+    vehicle_func.h
+    vehicle_gui.cpp
+    vehicle_gui.h
+    vehicle_gui_base.h
+    vehicle_type.h
+    vehiclelist.cpp
+    vehiclelist.h
+    viewport.cpp
+    viewport_func.h
+    viewport_gui.cpp
+    viewport_kdtree.h
+    viewport_sprite_sorter.h
+    viewport_type.h
+    void_cmd.cpp
+    void_map.h
+    water.h
+    water_cmd.cpp
+    water_map.h
+    waypoint.cpp
+    waypoint_base.h
+    waypoint_cmd.cpp
+    waypoint_func.h
+    waypoint_gui.cpp
+    widget.cpp
+    widget_type.h
+    window.cpp
+    window_func.h
+    window_gui.h
+    window_type.h
+    zoom_func.h
+    zoom_type.h
+)
diff --git a/src/ai/CMakeLists.txt b/src/ai/CMakeLists.txt
new file mode 100644
index 000000000..cab886b26
--- /dev/null
+++ b/src/ai/CMakeLists.txt
@@ -0,0 +1,14 @@
+add_files(
+    ai.hpp
+    ai_config.cpp
+    ai_config.hpp
+    ai_core.cpp
+    ai_gui.cpp
+    ai_gui.hpp
+    ai_info.cpp
+    ai_info.hpp
+    ai_instance.cpp
+    ai_instance.hpp
+    ai_scanner.cpp
+    ai_scanner.hpp
+)
diff --git a/src/blitter/CMakeLists.txt b/src/blitter/CMakeLists.txt
new file mode 100644
index 000000000..2abe6aec0
--- /dev/null
+++ b/src/blitter/CMakeLists.txt
@@ -0,0 +1,55 @@
+add_files(
+    32bpp_anim.cpp
+    32bpp_anim.hpp
+    32bpp_base.cpp
+    32bpp_base.hpp
+    32bpp_optimized.cpp
+    32bpp_optimized.hpp
+    32bpp_simple.cpp
+    32bpp_simple.hpp
+    8bpp_base.cpp
+    8bpp_base.hpp
+    8bpp_optimized.cpp
+    8bpp_optimized.hpp
+    8bpp_simple.cpp
+    8bpp_simple.hpp
+    CONDITION NOT OPTION_DEDICATED
+)
+
+add_files(
+    32bpp_anim_sse2.cpp
+    32bpp_anim_sse2.hpp
+    32bpp_anim_sse4.cpp
+    32bpp_anim_sse4.hpp
+    32bpp_sse2.cpp
+    32bpp_sse2.hpp
+    32bpp_sse4.cpp
+    32bpp_sse4.hpp
+    32bpp_sse_func.hpp
+    32bpp_sse_type.h
+    32bpp_ssse3.cpp
+    32bpp_ssse3.hpp
+    CONDITION NOT OPTION_DEDICATED AND SSE_FOUND
+)
+
+if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR CMAKE_CXX_COMPILER_ID STREQUAL "Clang" OR CMAKE_CXX_COMPILER_ID STREQUAL "AppleClang")
+    set_compile_flags(
+        32bpp_anim_sse2.cpp
+        32bpp_sse2.cpp
+        COMPILE_FLAGS -msse2)
+    set_compile_flags(
+        32bpp_ssse3.cpp
+        COMPILE_FLAGS -mssse3)
+    set_compile_flags(
+        32bpp_anim_sse4.cpp
+        32bpp_sse4.cpp
+        COMPILE_FLAGS -msse4.1)
+endif (CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR CMAKE_CXX_COMPILER_ID STREQUAL "Clang" OR CMAKE_CXX_COMPILER_ID STREQUAL "AppleClang")
+
+add_files(
+    base.hpp
+    common.hpp
+    factory.hpp
+    null.cpp
+    null.hpp
+)
diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
new file mode 100644
index 000000000..96da08932
--- /dev/null
+++ b/src/core/CMakeLists.txt
@@ -0,0 +1,30 @@
+add_files(
+    alloc_func.cpp
+    alloc_func.hpp
+    alloc_type.hpp
+    backup_type.hpp
+    bitmath_func.cpp
+    bitmath_func.hpp
+    endian_func.hpp
+    endian_type.hpp
+    enum_type.hpp
+    geometry_func.cpp
+    geometry_func.hpp
+    geometry_type.hpp
+    kdtree.hpp
+    math_func.cpp
+    math_func.hpp
+    mem_func.hpp
+    multimap.hpp
+    overflowsafe_type.hpp
+    pool_func.cpp
+    pool_func.hpp
+    pool_type.hpp
+    random_func.cpp
+    random_func.hpp
+    smallmap_type.hpp
+    smallmatrix_type.hpp
+    smallstack_type.hpp
+    smallvec_type.hpp
+    string_compare_type.hpp
+)
diff --git a/src/core/endian_type.hpp b/src/core/endian_type.hpp
index 1b927ef45..e1add251e 100644
--- a/src/core/endian_type.hpp
+++ b/src/core/endian_type.hpp
@@ -23,30 +23,8 @@
 /** Big endian builds use this for TTD_ENDIAN. */
 #define TTD_BIG_ENDIAN 1
 
-/* Windows has always LITTLE_ENDIAN */
-#if defined(_WIN32) || defined(__OS2__) || defined(__HAIKU__)
-#	define TTD_ENDIAN TTD_LITTLE_ENDIAN
-#elif defined(OSX)
-#	include <sys/types.h>
-#	if __DARWIN_BYTE_ORDER == __DARWIN_LITTLE_ENDIAN
-#		define TTD_ENDIAN TTD_LITTLE_ENDIAN
-#	else
-#		define TTD_ENDIAN TTD_BIG_ENDIAN
-#	endif
-#elif defined(__OpenBSD__)
-#	include <endian.h>
-#	if BYTE_ORDER == LITTLE_ENDIAN
-#		define TTD_ENDIAN TTD_LITTLE_ENDIAN
-#	else
-#		define TTD_ENDIAN TTD_BIG_ENDIAN
-#	endif
-#elif !defined(TESTING)
-#	include <sys/param.h>
-#	if __BYTE_ORDER == __LITTLE_ENDIAN
-#		define TTD_ENDIAN TTD_LITTLE_ENDIAN
-#	else
-#		define TTD_ENDIAN TTD_BIG_ENDIAN
-#	endif
-#endif /* _WIN32 || __OS2__ */
+#if !defined(TTD_ENDIAN)
+#	error "TTD_ENDIAN is not defined; please set it to either TTD_LITTLE_ENDIAN or TTD_BIG_ENDIAN"
+#endif /* !TTD_ENDIAN */
 
 #endif /* ENDIAN_TYPE_HPP */
diff --git a/src/depend/depend.cpp b/src/depend/depend.cpp
deleted file mode 100644
index 5a3bd868d..000000000
--- a/src/depend/depend.cpp
+++ /dev/null
@@ -1,1084 +0,0 @@
-/*
- * This file is part of OpenTTD.
- * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
- * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
- */
-
-/**
- * @file depend/depend.cpp Custom implementation of Makedepend.
- *
- * We previously used makedepend, but that could not handle the amount of
- * files we have and does not handle conditional includes in a sane manner.
- * This caused many link problems because not enough files were recompiled.
- * This has lead to the development of our own dependency generator. It is
- * meant to be a substitute to the (relatively slow) dependency generation
- * via gcc. It thus helps speeding up compilation. It will also ignore
- * system headers making it less error prone when system headers are moved
- * or renamed.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <ctype.h>
-#include <limits.h>
-#include <unistd.h>
-#include <map>
-#include <set>
-#include <stack>
-#include <cassert>
-
-/**
- * Return the length of an fixed size array.
- * Unlike sizeof this function returns the number of elements
- * of the given type.
- *
- * @param x The pointer to the first element of the array
- * @return The number of elements
- */
-#define lengthof(x) (sizeof(x) / sizeof(x[0]))
-
-/**
- * Get the last element of an fixed size array.
- *
- * @param x The pointer to the first element of the array
- * @return The pointer to the last element of the array
- */
-#define lastof(x) (&x[lengthof(x) - 1])
-
-/**
- * Copies characters from one buffer to another.
- *
- * Copies the source string to the destination buffer with respect of the
- * terminating null-character and the last pointer to the last element in
- * the destination buffer. If the last pointer is set to nullptr no boundary
- * check is performed.
- *
- * @note usage: strecpy(dst, src, lastof(dst));
- * @note lastof() applies only to fixed size arrays
- *
- * @param dst The destination buffer
- * @param src The buffer containing the string to copy
- * @param last The pointer to the last element of the destination buffer
- * @return The pointer to the terminating null-character in the destination buffer
- */
-char *strecpy(char *dst, const char *src, const char *last)
-{
-	assert(dst <= last);
-	while (dst != last && *src != '\0') {
-		*dst++ = *src++;
-	}
-	*dst = '\0';
-
-	if (dst == last && *src != '\0') {
-		fprintf(stderr, "String too long for destination buffer\n");
-		exit(-3);
-	}
-	return dst;
-}
-
-/**
- * Appends characters from one string to another.
- *
- * Appends the source string to the destination string with respect of the
- * terminating null-character and and the last pointer to the last element
- * in the destination buffer. If the last pointer is set to nullptr no
- * boundary check is performed.
- *
- * @note usage: strecat(dst, src, lastof(dst));
- * @note lastof() applies only to fixed size arrays
- *
- * @param dst The buffer containing the target string
- * @param src The buffer containing the string to append
- * @param last The pointer to the last element of the destination buffer
- * @return The pointer to the terminating null-character in the destination buffer
- */
-static char *strecat(char *dst, const char *src, const char *last)
-{
-	assert(dst <= last);
-	while (*dst != '\0') {
-		if (dst == last) return dst;
-		dst++;
-	}
-
-	return strecpy(dst, src, last);
-}
-
-#if defined(__CYGWIN__)
-/**
- * Version of strdup copied from glibc.
- * Duplicate S, returning an identical malloc'd string.
- * @param s The string to duplicate.
- */
-char *
-strdup (const char *s)
-{
-	size_t len = strlen(s) + 1;
-	void *n = malloc(len);
-
-	if (n == NULL) return NULL;
-	return (char *) memcpy(n, s, len);
-}
-#endif
-
-/**
- * Version of the standard free that accepts const pointers.
- * @param ptr The data to free.
- */
-static inline void free(const void *ptr)
-{
-	free(const_cast<void *>(ptr));
-}
-
-#ifndef PATH_MAX
-/** The maximum length of paths, if we don't know it. */
-#	define PATH_MAX 260
-#endif
-
-/** Simple string comparator using strcmp as implementation */
-struct StringCompare {
-	/**
-	 * Compare a to b using strcmp.
-	 * @param a string to compare.
-	 * @param b string to compare.
-	 * @return whether a is less than b.
-	 */
-	bool operator () (const char *a, const char *b) const
-	{
-		return strcmp(a, b) < 0;
-	}
-};
-/** Set of C-style strings. */
-typedef std::set<const char*, StringCompare> StringSet;
-/** Mapping of C-style string to a set of C-style strings. */
-typedef std::map<const char*, StringSet*, StringCompare> StringMap;
-/** Pair of C-style string and a set of C-style strings. */
-typedef std::pair<const char*, StringSet*> StringMapItem;
-
-/** Include directory to search in. */
-static StringSet _include_dirs;
-/** Files that have been parsed/handled with their dependencies. */
-static StringMap _files;
-/** Dependencies of headers. */
-static StringMap _headers;
-/** The current 'active' defines. */
-static StringSet _defines;
-
-/**
- * Helper class to read a file.
- */
-class File {
-public:
-	/**
-	 * Create the helper by opening the given file.
-	 * @param filename the file to open
-	 * @post the file is open; otherwise the application is killed.
-	 */
-	File(const char *filename)
-	{
-		this->fp = fopen(filename, "r");
-		if (this->fp == nullptr) {
-			fprintf(stdout, "Could not open %s for reading\n", filename);
-			exit(1);
-		}
-		this->dirname = strdup(filename);
-		char *last = strrchr(this->dirname, '/');
-		if (last != nullptr) {
-			*last = '\0';
-		} else {
-			*this->dirname = '\0';
-		}
-	}
-
-	/** Free everything we have allocated. */
-	~File()
-	{
-		fclose(this->fp);
-		free(this->dirname);
-	}
-
-	/**
-	 * Get a single character from the file.
-	 * If we are reading beyond the end of the file '\0' is returned.
-	 * @return the read character.
-	 */
-	char GetChar() const
-	{
-		int c = fgetc(this->fp);
-		return (c == EOF) ? '\0' : c;
-	}
-
-	/**
-	 * Get the directory name of the file.
-	 * @return the directory name.
-	 */
-	const char *GetDirname() const
-	{
-		return this->dirname;
-	}
-
-private:
-	FILE *fp;             ///< The currently opened file.
-	char *dirname;        ///< The directory of the file.
-};
-
-/** A token returned by the tokenizer. */
-enum Token {
-	TOKEN_UNKNOWN,    ///< Unknown token
-	TOKEN_END,        ///< End of document
-	TOKEN_EOL,        ///< End of line
-	TOKEN_SHARP,      ///< # character, usually telling something important comes.
-	TOKEN_LOCAL,      ///< Read a local include
-	TOKEN_GLOBAL,     ///< Read a global include
-	TOKEN_IDENTIFIER, ///< Identifier within the data.
-	TOKEN_DEFINE,     ///< \c \#define in code
-	TOKEN_IF,         ///< \c \#if in code
-	TOKEN_IFDEF,      ///< \c \#ifdef in code
-	TOKEN_IFNDEF,     ///< \c \#ifndef in code
-	TOKEN_ELIF,       ///< \c \#elif in code
-	TOKEN_ELSE,       ///< \c \#else in code
-	TOKEN_ENDIF,      ///< \c \#endif in code
-	TOKEN_UNDEF,      ///< \c \#undef in code
-	TOKEN_OR,         ///< '||' within \c \#if expression
-	TOKEN_AND,        ///< '&&' within \c \#if expression
-	TOKEN_DEFINED,    ///< 'defined' within \c \#if expression
-	TOKEN_OPEN,       ///< '(' within \c \#if expression
-	TOKEN_CLOSE,      ///< ')' within \c \#if expression
-	TOKEN_NOT,        ///< '!' within \c \#if expression
-	TOKEN_ZERO,       ///< '0' within \c \#if expression
-	TOKEN_INCLUDE,    ///< \c \#include in code
-};
-
-/** Mapping from a C-style keyword representation to a Token. */
-typedef std::map<const char*, Token, StringCompare> KeywordList;
-
-/**
- * Lexer of a file.
- */
-class Lexer {
-public:
-	/**
-	 * Create the lexer and fill the keywords table.
-	 * @param file the file to read from.
-	 */
-	Lexer(const File *file) : file(file), current_char('\0'), string(nullptr), token(TOKEN_UNKNOWN)
-	{
-		this->keywords["define"]  = TOKEN_DEFINE;
-		this->keywords["defined"] = TOKEN_DEFINED;
-		this->keywords["if"]      = TOKEN_IF;
-		this->keywords["ifdef"]   = TOKEN_IFDEF;
-		this->keywords["ifndef"]  = TOKEN_IFNDEF;
-		this->keywords["include"] = TOKEN_INCLUDE;
-		this->keywords["elif"]    = TOKEN_ELIF;
-		this->keywords["else"]    = TOKEN_ELSE;
-		this->keywords["endif"]   = TOKEN_ENDIF;
-		this->keywords["undef"]   = TOKEN_UNDEF;
-
-		/* Initialise currently read character. */
-		this->Next();
-
-		/* Allocate the buffer. */
-		this->buf_len = 32;
-		this->buf = (char*)malloc(sizeof(*this->buf) * this->buf_len);
-	}
-
-	/** Free everything */
-	~Lexer()
-	{
-		free(this->buf);
-	}
-
-	/**
-	 * Read the next character into 'current_char'.
-	 */
-	void Next()
-	{
-		this->current_char = this->file->GetChar();
-	}
-
-	/**
-	 * Get the current token.
-	 * @return the token.
-	 */
-	Token GetToken() const
-	{
-		return this->token;
-	}
-
-	/**
-	 * Read the currently processed string.
-	 * @return the string, can be nullptr.
-	 */
-	const char *GetString() const
-	{
-		return this->string;
-	}
-
-	/**
-	 * Perform the lexing/tokenizing of the file till we can return something
-	 * that must be parsed.
-	 */
-	void Lex()
-	{
-		for (;;) {
-			free(this->string);
-			this->string = nullptr;
-			this->token  = TOKEN_UNKNOWN;
-
-			switch (this->current_char) {
-				/* '\0' means End-Of-File */
-				case '\0': this->token = TOKEN_END; return;
-
-				/* Skip some chars, as they don't do anything */
-				case '\t': this->Next(); break;
-				case '\r': this->Next(); break;
-				case ' ':  this->Next(); break;
-
-				case '\\':
-					this->Next();
-					if (this->current_char == '\n') this->Next();
-					break;
-
-				case '\n':
-					this->token = TOKEN_EOL;
-					this->Next();
-					return;
-
-				case '#':
-					this->token = TOKEN_SHARP;
-					this->Next();
-					return;
-
-				case '"':
-					this->ReadString('"', TOKEN_LOCAL);
-					this->Next();
-					return;
-
-				case '<':
-					this->ReadString('>', TOKEN_GLOBAL);
-					this->Next();
-					return;
-
-				case '&':
-					this->Next();
-					if (this->current_char == '&') {
-						this->Next();
-						this->token = TOKEN_AND;
-						return;
-					}
-					break;
-
-				case '|':
-					this->Next();
-					if (this->current_char == '|') {
-						this->Next();
-						this->token = TOKEN_OR;
-						return;
-					}
-					break;
-
-				case '(':
-					this->Next();
-					this->token = TOKEN_OPEN;
-					return;
-
-				case ')':
-					this->Next();
-					this->token = TOKEN_CLOSE;
-					return;
-
-				case '!':
-					this->Next();
-					if (this->current_char != '=') {
-						this->token = TOKEN_NOT;
-						return;
-					}
-					break;
-
-				/* Possible begin of comment */
-				case '/':
-					this->Next();
-					switch (this->current_char) {
-						case '*': {
-							this->Next();
-							char previous_char = '\0';
-							while ((this->current_char != '/' || previous_char != '*') && this->current_char != '\0') {
-								previous_char = this->current_char;
-								this->Next();
-							}
-							this->Next();
-							break;
-						}
-						case '/': while (this->current_char != '\n' && this->current_char != '\0') this->Next(); break;
-						default: break;
-					}
-					break;
-
-				default:
-					if (isalpha(this->current_char) || this->current_char == '_') {
-						/* If the name starts with a letter, it is an identifier */
-						this->ReadIdentifier();
-						return;
-					}
-					if (isdigit(this->current_char)) {
-						bool zero = this->current_char == '0';
-						this->Next();
-						if (this->current_char == 'x' || this->current_char == 'X') Next();
-						while (isdigit(this->current_char) || this->current_char == '.' || (this->current_char >= 'a' && this->current_char <= 'f') || (this->current_char >= 'A' && this->current_char <= 'F')) {
-							zero &= this->current_char == '0';
-							this->Next();
-						}
-						if (zero) this->token = TOKEN_ZERO;
-						return;
-					}
-					this->Next();
-					break;
-			}
-		}
-	}
-
-private:
-	/**
-	 * The token based on keyword with a given name.
-	 * @param name the actual keyword.
-	 * @return the token of the keyword.
-	 */
-	Token FindKeyword(const char *name) const
-	{
-		KeywordList::const_iterator it = this->keywords.find(name);
-		if (it == this->keywords.end()) return TOKEN_IDENTIFIER;
-		return (*it).second;
-	}
-
-	/**
-	 * Read an identifier.
-	 */
-	void ReadIdentifier()
-	{
-		size_t count = 0;
-
-		/* Read the rest of the identifier */
-		do {
-			this->buf[count++] = this->current_char;
-			this->Next();
-
-			if (count >= buf_len) {
-				/* Scale the buffer if required */
-				this->buf_len *= 2;
-				this->buf = (char *)realloc(this->buf, sizeof(*this->buf) * this->buf_len);
-			}
-		} while ((isalpha(this->current_char) || this->current_char == '_' || isdigit(this->current_char)));
-		this->buf[count] = '\0';
-
-		free(this->string);
-		this->string = strdup(this->buf);
-		this->token = FindKeyword(this->string);
-	}
-
-	/**
-	 * Read a string up to a given character, then set the given token.
-	 * @param end the 'marker' for the end of the string.
-	 * @param token the token to set after returning.
-	 */
-	void ReadString(char end, Token token)
-	{
-		size_t count = 0;
-		this->Next();
-		while (this->current_char != end && this->current_char != ')' && this->current_char != '\n' && this->current_char != '\0') {
-			this->buf[count++] = this->current_char;
-			this->Next();
-
-			if (count >= this->buf_len) {
-				/* Scale the buffer if required */
-				this->buf_len *= 2;
-				this->buf = (char *)realloc(this->buf, sizeof(*this->buf) * this->buf_len);
-			}
-		}
-		this->buf[count] = '\0';
-		free(this->string);
-		this->string = strdup(this->buf);
-		this->token = token;
-	}
-
-	const File *file;     ///< The file to read from.
-	char current_char;    ///< The current character to process.
-	char *string;         ///< Currently processed string.
-	Token token;          ///< The current token to process.
-	char *buf;            ///< Temporary buffer.
-	size_t buf_len;       ///< Length of the temporary buffer.
-	KeywordList keywords; ///< All keywords we know of.
-};
-
-/**
- * Generate a path from a directory name and a relative filename.
- * If the file is not local the include directory names will be used instead
- * of the passed parameter with directory name. If the file is local both will
- * be queried where the parameter takes precedence.
- * @param dirname the directory to look in.
- * @param filename the file to look for.
- * @param local whether to look locally (in dirname) for the file.
- * @return the absolute path, or nullptr if the file doesn't exist.
- */
-const char *GeneratePath(const char *dirname, const char *filename, bool local)
-{
-	/* Ignore C++ standard library headers. */
-	if (strchr(filename, '.') == nullptr) return nullptr;
-
-	if (local) {
-		if (access(filename, R_OK) == 0) return strdup(filename);
-
-		char path[PATH_MAX];
-		strecpy(path, dirname, lastof(path));
-		const char *p = filename;
-		/* Remove '..' from the begin of the filename. */
-		while (*p == '.') {
-			if (*(++p) == '.') {
-				char *s = strrchr(path, '/');
-				if (s != nullptr) *s = '\0';
-				p += 2;
-			}
-		}
-		strecat(path, "/", lastof(path));
-		strecat(path, p, lastof(path));
-
-		if (access(path, R_OK) == 0) return strdup(path);
-	}
-
-	for (StringSet::iterator it = _include_dirs.begin(); it != _include_dirs.end(); it++) {
-		char path[PATH_MAX];
-		strecpy(path, *it, lastof(path));
-		const char *p = filename;
-		/* Remove '..' from the begin of the filename. */
-		while (*p == '.') {
-			if (*(++p) == '.') {
-				char *s = strrchr(path, '/');
-				if (s != nullptr) *s = '\0';
-				p += 2;
-			}
-		}
-		strecat(path, "/", lastof(path));
-		strecat(path, p, lastof(path));
-
-		if (access(path, R_OK) == 0) return strdup(path);
-	}
-
-	return nullptr;
-}
-
-/**
- * Try to parse a 'defined(expr)' expression.
- * @param lexer the lexer to get tokens from.
- * @param defines the set of known defines.
- * @param verbose whether to give verbose debugging information.
- * @return the value of the expression.
- */
-bool ExpressionDefined(Lexer *lexer, StringSet *defines, bool verbose);
-
-/**
- * Try to parse a 'expr || expr' expression.
- * @param lexer the lexer to get tokens from.
- * @param defines the set of known defines.
- * @param verbose whether to give verbose debugging information.
- * @return the value of the expression.
- */
-bool ExpressionOr(Lexer *lexer, StringSet *defines, bool verbose);
-
-/**
- * Try to parse a '!expr' expression. Also parses the '(expr)', '0' and
- * identifiers. Finally it also consumes any unknown tokens.
- * @param lexer the lexer to get tokens from.
- * @param defines the set of known defines.
- * @param verbose whether to give verbose debugging information.
- * @return the value of the expression.
- */
-bool ExpressionNot(Lexer *lexer, StringSet *defines, bool verbose)
-{
-	if (lexer->GetToken() == TOKEN_NOT) {
-		if (verbose) fprintf(stderr, "!");
-		lexer->Lex();
-		bool value = !ExpressionDefined(lexer, defines, verbose);
-		if (verbose) fprintf(stderr, "[%d]", value);
-		return value;
-	}
-
-	if (lexer->GetToken() == TOKEN_OPEN) {
-		if (verbose) fprintf(stderr, "(");
-		lexer->Lex();
-		bool value = ExpressionOr(lexer, defines, verbose);
-		if (verbose) fprintf(stderr, ")[%d]", value);
-		lexer->Lex();
-		return value;
-	}
-
-	if (lexer->GetToken() == TOKEN_ZERO) {
-		if (verbose) fprintf(stderr, "0");
-		lexer->Lex();
-		if (verbose) fprintf(stderr, "[0]");
-		return false;
-	}
-
-	bool first = true;
-	while (lexer->GetToken() == TOKEN_UNKNOWN || lexer->GetToken() == TOKEN_IDENTIFIER) {
-		if (verbose && first) fprintf(stderr, "<assumed true>");
-		first = false;
-		lexer->Lex();
-	}
-
-	return true;
-}
-
-/**
- * Try to parse a 'defined(expr)' expression.
- * @param lexer the lexer to get tokens from.
- * @param defines the set of known defines.
- * @param verbose whether to give verbose debugging information.
- * @return the value of the expression.
- */
-bool ExpressionDefined(Lexer *lexer, StringSet *defines, bool verbose)
-{
-	bool value = ExpressionNot(lexer, defines, verbose);
-
-	if (lexer->GetToken() != TOKEN_DEFINED) return value;
-	lexer->Lex();
-	if (verbose) fprintf(stderr, "defined");
-	bool open = (lexer->GetToken() == TOKEN_OPEN);
-	if (open) lexer->Lex();
-	if (verbose) fprintf(stderr, open ? "(" : " ");
-	if (lexer->GetToken() == TOKEN_IDENTIFIER) {
-		if (verbose) fprintf(stderr, "%s", lexer->GetString());
-		value = defines->find(lexer->GetString()) != defines->end();
-	}
-	if (open) {
-		if (verbose) fprintf(stderr, ")");
-		lexer->Lex();
-	}
-	lexer->Lex();
-	if (verbose) fprintf(stderr, "[%d]", value);
-	return value;
-}
-
-/**
- * Try to parse a 'expr && expr' expression.
- * @param lexer the lexer to get tokens from.
- * @param defines the set of known defines.
- * @param verbose whether to give verbose debugging information.
- * @return the value of the expression.
- */
-bool ExpressionAnd(Lexer *lexer, StringSet *defines, bool verbose)
-{
-	bool value = ExpressionDefined(lexer, defines, verbose);
-
-	for (;;) {
-		if (lexer->GetToken() != TOKEN_AND) return value;
-		if (verbose) fprintf(stderr, " && ");
-		lexer->Lex();
-		value = value && ExpressionDefined(lexer, defines, verbose);
-	}
-}
-
-/**
- * Try to parse a 'expr || expr' expression.
- * @param lexer the lexer to get tokens from.
- * @param defines the set of known defines.
- * @param verbose whether to give verbose debugging information.
- * @return the value of the expression.
- */
-bool ExpressionOr(Lexer *lexer, StringSet *defines, bool verbose)
-{
-	bool value = ExpressionAnd(lexer, defines, verbose);
-
-	for (;;) {
-		if (lexer->GetToken() != TOKEN_OR) return value;
-		if (verbose) fprintf(stderr, " || ");
-		lexer->Lex();
-		value = value || ExpressionAnd(lexer, defines, verbose);
-	}
-}
-
-/** Enumerator to tell how long to ignore 'stuff'. */
-enum Ignore {
-	NOT_IGNORE,         ///< No ignoring.
-	IGNORE_UNTIL_ELSE,  ///< Ignore till a \c \#else is reached.
-	IGNORE_UNTIL_ENDIF, ///< Ignore till a \c \#endif is reached.
-};
-
-/**
- * Scan a file for includes, defines and the lot.
- * @param filename the name of the file to scan.
- * @param ext the extension of the filename.
- * @param header whether the file is a header or not.
- * @param verbose whether to give verbose debugging information.
- */
-void ScanFile(const char *filename, const char *ext, bool header, bool verbose)
-{
-	static StringSet defines;
-	static std::stack<Ignore> ignore;
-	/* Copy in the default defines (parameters of depend) */
-	if (!header) {
-		for (StringSet::iterator it = _defines.begin(); it != _defines.end(); it++) {
-			defines.insert(strdup(*it));
-		}
-	}
-
-	File file(filename);
-	Lexer lexer(&file);
-
-	/* Start the lexing! */
-	lexer.Lex();
-
-	while (lexer.GetToken() != TOKEN_END) {
-		switch (lexer.GetToken()) {
-			/* We reached the end of the file... yay, we're done! */
-			case TOKEN_END: break;
-
-			/* The line started with a # (minus whitespace) */
-			case TOKEN_SHARP:
-				lexer.Lex();
-				switch (lexer.GetToken()) {
-					case TOKEN_INCLUDE:
-						if (verbose) fprintf(stderr, "%s #include ", filename);
-						lexer.Lex();
-						switch (lexer.GetToken()) {
-							case TOKEN_LOCAL:
-							case TOKEN_GLOBAL: {
-								if (verbose) fprintf(stderr, "%s", lexer.GetString());
-								if (!ignore.empty() && ignore.top() != NOT_IGNORE) {
-									if (verbose) fprintf(stderr, " (ignored)");
-									break;
-								}
-								const char *h = GeneratePath(file.GetDirname(), lexer.GetString(), lexer.GetToken() == TOKEN_LOCAL);
-								if (h != nullptr) {
-									StringMap::iterator it = _headers.find(h);
-									if (it == _headers.end()) {
-										it = (_headers.insert(StringMapItem(strdup(h), new StringSet()))).first;
-										if (verbose) fprintf(stderr, "\n");
-										ScanFile(h, ext, true, verbose);
-									}
-									StringMap::iterator curfile;
-									if (header) {
-										curfile = _headers.find(filename);
-									} else {
-										/* Replace the extension with the provided extension of '.o'. */
-										char path[PATH_MAX];
-										strecpy(path, filename, lastof(path));
-										*(strrchr(path, '.')) = '\0';
-										strecat(path, ext != nullptr ? ext : ".o", lastof(path));
-										curfile = _files.find(path);
-										if (curfile == _files.end()) {
-											curfile = (_files.insert(StringMapItem(strdup(path), new StringSet()))).first;
-										}
-									}
-									if (it != _headers.end()) {
-										for (StringSet::iterator header = it->second->begin(); header != it->second->end(); header++) {
-											if (curfile->second->find(*header) == curfile->second->end()) curfile->second->insert(strdup(*header));
-										}
-									}
-									if (curfile->second->find(h) == curfile->second->end()) curfile->second->insert(strdup(h));
-									free(h);
-								}
-							}
-							/* FALL THROUGH */
-							default: break;
-						}
-						break;
-
-					case TOKEN_DEFINE:
-						if (verbose) fprintf(stderr, "%s #define ", filename);
-						lexer.Lex();
-						if (lexer.GetToken() == TOKEN_IDENTIFIER) {
-							if (verbose) fprintf(stderr, "%s", lexer.GetString());
-							if (!ignore.empty() && ignore.top() != NOT_IGNORE) {
-								if (verbose) fprintf(stderr, " (ignored)");
-								break;
-							}
-							if (defines.find(lexer.GetString()) == defines.end()) defines.insert(strdup(lexer.GetString()));
-							lexer.Lex();
-						}
-						break;
-
-					case TOKEN_UNDEF:
-						if (verbose) fprintf(stderr, "%s #undef ", filename);
-						lexer.Lex();
-						if (lexer.GetToken() == TOKEN_IDENTIFIER) {
-							if (verbose) fprintf(stderr, "%s", lexer.GetString());
-							if (!ignore.empty() && ignore.top() != NOT_IGNORE) {
-								if (verbose) fprintf(stderr, " (ignored)");
-								break;
-							}
-							StringSet::iterator it = defines.find(lexer.GetString());
-							if (it != defines.end()) {
-								free(*it);
-								defines.erase(it);
-							}
-							lexer.Lex();
-						}
-						break;
-
-					case TOKEN_ENDIF:
-						if (verbose) fprintf(stderr, "%s #endif", filename);
-						lexer.Lex();
-						if (!ignore.empty()) ignore.pop();
-						if (verbose) fprintf(stderr, " -> %signore", (!ignore.empty() && ignore.top() != NOT_IGNORE) ? "" : "not ");
-						break;
-
-					case TOKEN_ELSE: {
-						if (verbose) fprintf(stderr, "%s #else", filename);
-						lexer.Lex();
-						Ignore last = ignore.empty() ? NOT_IGNORE : ignore.top();
-						if (!ignore.empty()) ignore.pop();
-						if (ignore.empty() || ignore.top() == NOT_IGNORE) {
-							ignore.push(last == IGNORE_UNTIL_ELSE ? NOT_IGNORE : IGNORE_UNTIL_ENDIF);
-						} else {
-							ignore.push(IGNORE_UNTIL_ENDIF);
-						}
-						if (verbose) fprintf(stderr, " -> %signore", (!ignore.empty() && ignore.top() != NOT_IGNORE) ? "" : "not ");
-						break;
-					}
-
-					case TOKEN_ELIF: {
-						if (verbose) fprintf(stderr, "%s #elif ", filename);
-						lexer.Lex();
-						Ignore last = ignore.empty() ? NOT_IGNORE : ignore.top();
-						if (!ignore.empty()) ignore.pop();
-						if (ignore.empty() || ignore.top() == NOT_IGNORE) {
-							bool value = ExpressionOr(&lexer, &defines, verbose);
-							ignore.push(last == IGNORE_UNTIL_ELSE ? (value ? NOT_IGNORE : IGNORE_UNTIL_ELSE) : IGNORE_UNTIL_ENDIF);
-						} else {
-							ignore.push(IGNORE_UNTIL_ENDIF);
-						}
-						if (verbose) fprintf(stderr, " -> %signore", (!ignore.empty() && ignore.top() != NOT_IGNORE) ? "" : "not ");
-						break;
-					}
-
-					case TOKEN_IF: {
-						if (verbose) fprintf(stderr, "%s #if ", filename);
-						lexer.Lex();
-						if (ignore.empty() || ignore.top() == NOT_IGNORE) {
-							bool value = ExpressionOr(&lexer, &defines, verbose);
-							ignore.push(value ? NOT_IGNORE : IGNORE_UNTIL_ELSE);
-						} else {
-							ignore.push(IGNORE_UNTIL_ENDIF);
-						}
-						if (verbose) fprintf(stderr, " -> %signore", (!ignore.empty() && ignore.top() != NOT_IGNORE) ? "" : "not ");
-						break;
-					}
-
-					case TOKEN_IFDEF:
-						if (verbose) fprintf(stderr, "%s #ifdef ", filename);
-						lexer.Lex();
-						if (lexer.GetToken() == TOKEN_IDENTIFIER) {
-							bool value = defines.find(lexer.GetString()) != defines.end();
-							if (verbose) fprintf(stderr, "%s[%d]", lexer.GetString(), value);
-							if (ignore.empty() || ignore.top() == NOT_IGNORE) {
-								ignore.push(value ? NOT_IGNORE : IGNORE_UNTIL_ELSE);
-							} else {
-								ignore.push(IGNORE_UNTIL_ENDIF);
-							}
-						}
-						if (verbose) fprintf(stderr, " -> %signore", (!ignore.empty() && ignore.top() != NOT_IGNORE) ? "" : "not ");
-						break;
-
-					case TOKEN_IFNDEF:
-						if (verbose) fprintf(stderr, "%s #ifndef ", filename);
-						lexer.Lex();
-						if (lexer.GetToken() == TOKEN_IDENTIFIER) {
-							bool value = defines.find(lexer.GetString()) != defines.end();
-							if (verbose) fprintf(stderr, "%s[%d]", lexer.GetString(), value);
-							if (ignore.empty() || ignore.top() == NOT_IGNORE) {
-								ignore.push(!value ? NOT_IGNORE : IGNORE_UNTIL_ELSE);
-							} else {
-								ignore.push(IGNORE_UNTIL_ENDIF);
-							}
-						}
-						if (verbose) fprintf(stderr, " -> %signore", (!ignore.empty() && ignore.top() != NOT_IGNORE) ? "" : "not ");
-						break;
-
-					default:
-						if (verbose) fprintf(stderr, "%s #<unknown>", filename);
-						lexer.Lex();
-						break;
-				}
-				if (verbose) fprintf(stderr, "\n");
-				/* FALL THROUGH */
-			default:
-				/* Ignore the rest of the garbage on this line */
-				while (lexer.GetToken() != TOKEN_EOL && lexer.GetToken() != TOKEN_END) lexer.Lex();
-				lexer.Lex();
-				break;
-		}
-	}
-
-	if (!header) {
-		for (StringSet::iterator it = defines.begin(); it != defines.end(); it++) {
-			free(*it);
-		}
-		defines.clear();
-		while (!ignore.empty()) ignore.pop();
-	}
-}
-
-/**
- * Entry point. Arguably the most common function in all applications.
- * @param argc the number of arguments.
- * @param argv the actual arguments.
- * @return return value for the caller to tell we succeed or not.
- */
-int main(int argc, char *argv[])
-{
-	bool ignorenext = true;
-	char *filename = nullptr;
-	char *ext = nullptr;
-	char *delimiter = nullptr;
-	bool append = false;
-	bool verbose = false;
-
-	for (int i = 0; i < argc; i++) {
-		if (ignorenext) {
-			ignorenext = false;
-			continue;
-		}
-		if (argv[i][0] == '-') {
-			/* Append */
-			if (strncmp(argv[i], "-a", 2) == 0) append = true;
-			/* Include dir */
-			if (strncmp(argv[i], "-I", 2) == 0) {
-				if (argv[i][2] == '\0') {
-					i++;
-					_include_dirs.insert(strdup(argv[i]));
-				} else {
-					_include_dirs.insert(strdup(&argv[i][2]));
-				}
-				continue;
-			}
-			/* Define */
-			if (strncmp(argv[i], "-D", 2) == 0) {
-				char *p = strchr(argv[i], '=');
-				if (p != nullptr) *p = '\0';
-				_defines.insert(strdup(&argv[i][2]));
-				continue;
-			}
-			/* Output file */
-			if (strncmp(argv[i], "-f", 2) == 0) {
-				if (filename != nullptr) continue;
-				filename = strdup(&argv[i][2]);
-				continue;
-			}
-			/* Object file extension */
-			if (strncmp(argv[i], "-o", 2) == 0) {
-				if (ext != nullptr) continue;
-				ext = strdup(&argv[i][2]);
-				continue;
-			}
-			/* Starting string delimiter */
-			if (strncmp(argv[i], "-s", 2) == 0) {
-				if (delimiter != nullptr) continue;
-				delimiter = strdup(&argv[i][2]);
-				continue;
-			}
-			/* Verbose */
-			if (strncmp(argv[i], "-v", 2) == 0) verbose = true;
-			continue;
-		}
-		ScanFile(argv[i], ext, false, verbose);
-	}
-
-	/* Default output file is Makefile */
-	if (filename == nullptr) filename = strdup("Makefile");
-
-	/* Default delimiter string */
-	if (delimiter == nullptr) delimiter = strdup("# DO NOT DELETE");
-
-	char backup[PATH_MAX];
-	strecpy(backup, filename, lastof(backup));
-	strecat(backup, ".bak", lastof(backup));
-
-	char *content = nullptr;
-	long size = 0;
-
-	/* Read in the current file; so we can overwrite everything from the
-	 * end of non-depend data marker down till the end. */
-	FILE *src = fopen(filename, "rb");
-	if (src != nullptr) {
-		fseek(src, 0, SEEK_END);
-		if ((size = ftell(src)) < 0) {
-			fprintf(stderr, "Could not read %s\n", filename);
-			exit(-2);
-		}
-		rewind(src);
-		content = (char*)malloc(size * sizeof(*content));
-		if (fread(content, 1, size, src) != (size_t)size) {
-			fprintf(stderr, "Could not read %s\n", filename);
-			exit(-2);
-		}
-		fclose(src);
-	}
-
-	FILE *dst = fopen(filename, "w");
-	bool found_delimiter = false;
-
-	if (size != 0) {
-		src = fopen(backup, "wb");
-		if (fwrite(content, 1, size, src) != (size_t)size) {
-			fprintf(stderr, "Could not write %s\n", filename);
-			exit(-2);
-		}
-		fclose(src);
-
-		/* Then append it to the real file. */
-		src = fopen(backup, "r");
-		while (fgets(content, size, src) != nullptr) {
-			fputs(content, dst);
-			if (!strncmp(content, delimiter, strlen(delimiter))) found_delimiter = true;
-			if (!append && found_delimiter) break;
-		}
-		fclose(src);
-	}
-	if (!found_delimiter) fprintf(dst, "\n%s\n", delimiter);
-
-	for (StringMap::iterator it = _files.begin(); it != _files.end(); it++) {
-		for (StringSet::iterator h = it->second->begin(); h != it->second->end(); h++) {
-			fprintf(dst, "%s: %s\n", it->first, *h);
-		}
-	}
-
-	/* Clean up our mess. */
-	fclose(dst);
-
-	free(delimiter);
-	free(filename);
-	free(ext);
-	free(content);
-
-	for (StringMap::iterator it = _files.begin(); it != _files.end(); it++) {
-		for (StringSet::iterator h = it->second->begin(); h != it->second->end(); h++) {
-			free(*h);
-		}
-		it->second->clear();
-		delete it->second;
-		free(it->first);
-	}
-	_files.clear();
-
-	for (StringMap::iterator it = _headers.begin(); it != _headers.end(); it++) {
-		for (StringSet::iterator h = it->second->begin(); h != it->second->end(); h++) {
-			free(*h);
-		}
-		it->second->clear();
-		delete it->second;
-		free(it->first);
-	}
-	_headers.clear();
-
-	for (StringSet::iterator it = _defines.begin(); it != _defines.end(); it++) {
-		free(*it);
-	}
-	_defines.clear();
-
-	for (StringSet::iterator it = _include_dirs.begin(); it != _include_dirs.end(); it++) {
-		free(*it);
-	}
-	_include_dirs.clear();
-
-	return 0;
-}
diff --git a/src/game/CMakeLists.txt b/src/game/CMakeLists.txt
new file mode 100644
index 000000000..aafb5a7b8
--- /dev/null
+++ b/src/game/CMakeLists.txt
@@ -0,0 +1,14 @@
+add_files(
+    game.hpp
+    game_config.cpp
+    game_config.hpp
+    game_core.cpp
+    game_info.cpp
+    game_info.hpp
+    game_instance.cpp
+    game_instance.hpp
+    game_scanner.cpp
+    game_scanner.hpp
+    game_text.cpp
+    game_text.hpp
+)
diff --git a/src/lang/CMakeLists.txt b/src/lang/CMakeLists.txt
new file mode 100644
index 000000000..00b554126
--- /dev/null
+++ b/src/lang/CMakeLists.txt
@@ -0,0 +1,122 @@
+set(LANG_SOURCE_FILES
+        ${CMAKE_CURRENT_SOURCE_DIR}/afrikaans.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/arabic_egypt.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/basque.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/belarusian.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/brazilian_portuguese.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/bulgarian.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/catalan.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/croatian.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/czech.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/danish.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/dutch.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/english.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/english_AU.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/english_US.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/esperanto.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/estonian.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/faroese.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/finnish.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/french.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/gaelic.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/galician.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/german.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/greek.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/hebrew.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/hungarian.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/icelandic.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/indonesian.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/irish.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/italian.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/japanese.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/korean.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/latin.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/latvian.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/lithuanian.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/luxembourgish.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/malay.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/norwegian_bokmal.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/norwegian_nynorsk.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/polish.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/portuguese.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/romanian.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/russian.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/serbian.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/simplified_chinese.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/slovak.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/slovenian.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/spanish.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/spanish_MX.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/swedish.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/tamil.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/thai.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/traditional_chinese.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/turkish.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/ukrainian.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/vietnamese.txt
+        ${CMAKE_CURRENT_SOURCE_DIR}/welsh.txt
+)
+
+set(LANG_BINARY_DIR ${CMAKE_BINARY_DIR}/lang)
+
+# Walk over all the (finished) language files, and generate a command to compile them
+foreach(LANG_SOURCE_FILE IN LISTS LANG_SOURCE_FILES)
+    get_filename_component(LANG_SOURCE_FILE_NAME_WE ${LANG_SOURCE_FILE} NAME_WE)
+
+    set(LANG_BINARY_FILE ${LANG_BINARY_DIR}/${LANG_SOURCE_FILE_NAME_WE}.lng)
+
+    add_custom_command(OUTPUT ${LANG_BINARY_FILE}
+            COMMAND ${CMAKE_COMMAND} -E make_directory ${LANG_BINARY_DIR}
+            COMMAND strgen
+                    -s ${CMAKE_CURRENT_SOURCE_DIR}
+                    -d ${LANG_BINARY_DIR}
+                    ${LANG_SOURCE_FILE}
+            DEPENDS strgen
+            MAIN_DEPENDENCY ${LANG_SOURCE_FILE}
+            WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
+            COMMENT "Compiling language ${LANG_SOURCE_FILE_NAME_WE}"
+    )
+
+    list(APPEND LANG_BINARY_FILES ${LANG_BINARY_FILE})
+endforeach(LANG_SOURCE_FILE)
+
+# Create a new target which compiles all language files
+add_custom_target(language_files
+        DEPENDS
+        ${LANG_BINARY_FILES}
+)
+set_target_properties(language_files
+        PROPERTIES LANG_SOURCE_FILES "${LANG_SOURCE_FILES}"
+)
+
+
+set(GENERATED_BINARY_DIR ${CMAKE_BINARY_DIR}/generated)
+set(TABLE_BINARY_DIR ${GENERATED_BINARY_DIR}/table)
+
+# Generate a command and target to create the strings table
+add_custom_command_timestamp(OUTPUT ${TABLE_BINARY_DIR}/strings.h
+        COMMAND ${CMAKE_COMMAND} -E make_directory ${TABLE_BINARY_DIR}
+        COMMAND strgen
+                -s ${CMAKE_CURRENT_SOURCE_DIR}
+                -d ${TABLE_BINARY_DIR}
+        DEPENDS strgen ${LANG_SOURCE_FILES}
+        WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
+        COMMENT "Generating table/strings.h"
+)
+add_custom_target_timestamp(table_strings
+        DEPENDS
+        ${TABLE_BINARY_DIR}/strings.h
+)
+
+add_library(languages
+        INTERFACE
+)
+target_include_directories(languages
+        INTERFACE
+        ${GENERATED_BINARY_DIR}
+)
+add_dependencies(languages
+        language_files
+        table_strings
+)
+add_library(openttd::languages ALIAS languages)
diff --git a/src/linkgraph/CMakeLists.txt b/src/linkgraph/CMakeLists.txt
new file mode 100644
index 000000000..c3d73a15e
--- /dev/null
+++ b/src/linkgraph/CMakeLists.txt
@@ -0,0 +1,22 @@
+add_files(
+    demands.cpp
+    demands.h
+    flowmapper.cpp
+    flowmapper.h
+    init.h
+    linkgraph.cpp
+    linkgraph.h
+    linkgraph_base.h
+    linkgraph_gui.cpp
+    linkgraph_gui.h
+    linkgraph_type.h
+    linkgraphjob.cpp
+    linkgraphjob.h
+    linkgraphjob_base.h
+    linkgraphschedule.cpp
+    linkgraphschedule.h
+    mcf.cpp
+    mcf.h
+    refresh.cpp
+    refresh.h
+)
diff --git a/src/misc/CMakeLists.txt b/src/misc/CMakeLists.txt
new file mode 100644
index 000000000..3a5363e7b
--- /dev/null
+++ b/src/misc/CMakeLists.txt
@@ -0,0 +1,14 @@
+add_files(
+    array.hpp
+    binaryheap.hpp
+    blob.hpp
+    countedobj.cpp
+    countedptr.hpp
+    dbg_helpers.cpp
+    dbg_helpers.h
+    fixedsizearray.hpp
+    getoptdata.cpp
+    getoptdata.h
+    hashtable.hpp
+    str.hpp
+)
diff --git a/src/music/CMakeLists.txt b/src/music/CMakeLists.txt
new file mode 100644
index 000000000..0ae15fde2
--- /dev/null
+++ b/src/music/CMakeLists.txt
@@ -0,0 +1,54 @@
+if (NOT OPTION_DEDICATED)
+    add_files(
+        allegro_m.cpp
+        allegro_m.h
+        CONDITION Allegro_FOUND
+    )
+
+    add_files(
+        fluidsynth.cpp
+        fluidsynth.h
+        CONDITION Fluidsynth_FOUND
+    )
+
+    add_files(
+        cocoa_m.cpp
+        cocoa_m.h
+        CONDITION APPLE
+    )
+
+    add_files(
+        dmusic.cpp
+        dmusic.h
+        win32_m.cpp
+        win32_m.h
+        CONDITION WIN32
+    )
+
+    add_files(
+        extmidi.cpp
+        extmidi.h
+        CONDITION UNIX
+    )
+
+    add_files(
+        bemidi.cpp
+        bemidi.h
+        CONDITION OPTION_HAIKU
+    )
+
+    add_files(
+        os2_m.cpp
+        os2_m.h
+        CONDITION OPTION_OS2
+    )
+endif (NOT OPTION_DEDICATED)
+
+add_files(
+    midi.h
+    midifile.cpp
+    midifile.hpp
+    music_driver.hpp
+    null_m.cpp
+    null_m.h
+)
diff --git a/src/network/CMakeLists.txt b/src/network/CMakeLists.txt
new file mode 100644
index 000000000..1c27d6206
--- /dev/null
+++ b/src/network/CMakeLists.txt
@@ -0,0 +1,28 @@
+add_subdirectory(core)
+
+add_files(
+    network.cpp
+    network.h
+    network_admin.cpp
+    network_admin.h
+    network_base.h
+    network_chat_gui.cpp
+    network_client.cpp
+    network_client.h
+    network_command.cpp
+    network_content.cpp
+    network_content.h
+    network_content_gui.cpp
+    network_content_gui.h
+    network_func.h
+    network_gamelist.cpp
+    network_gamelist.h
+    network_gui.cpp
+    network_gui.h
+    network_internal.h
+    network_server.cpp
+    network_server.h
+    network_type.h
+    network_udp.cpp
+    network_udp.h
+)
diff --git a/src/network/core/CMakeLists.txt b/src/network/core/CMakeLists.txt
new file mode 100644
index 000000000..777d15d84
--- /dev/null
+++ b/src/network/core/CMakeLists.txt
@@ -0,0 +1,27 @@
+add_files(
+    address.cpp
+    address.h
+    config.h
+    core.cpp
+    core.h
+    game.h
+    host.cpp
+    host.h
+    os_abstraction.h
+    packet.cpp
+    packet.h
+    tcp.cpp
+    tcp.h
+    tcp_admin.cpp
+    tcp_admin.h
+    tcp_connect.cpp
+    tcp_content.cpp
+    tcp_content.h
+    tcp_game.cpp
+    tcp_game.h
+    tcp_http.cpp
+    tcp_http.h
+    tcp_listen.h
+    udp.cpp
+    udp.h
+)
diff --git a/src/os/CMakeLists.txt b/src/os/CMakeLists.txt
new file mode 100644
index 000000000..e302c448b
--- /dev/null
+++ b/src/os/CMakeLists.txt
@@ -0,0 +1,4 @@
+add_subdirectory(macosx)
+add_subdirectory(os2)
+add_subdirectory(unix)
+add_subdirectory(windows)
diff --git a/src/os/macosx/CMakeLists.txt b/src/os/macosx/CMakeLists.txt
new file mode 100644
index 000000000..e6b6c237b
--- /dev/null
+++ b/src/os/macosx/CMakeLists.txt
@@ -0,0 +1,11 @@
+add_files(
+    crashlog_osx.cpp
+    macos.h
+    macos.mm
+    osx_stdafx.h
+    splash.cpp
+    splash.h
+    string_osx.cpp
+    string_osx.h
+    CONDITION APPLE
+)
diff --git a/src/os/os2/CMakeLists.txt b/src/os/os2/CMakeLists.txt
new file mode 100644
index 000000000..52534dbcb
--- /dev/null
+++ b/src/os/os2/CMakeLists.txt
@@ -0,0 +1,4 @@
+add_files(
+    os2.cpp
+    CONDITION OPTION_OS2
+)
diff --git a/src/os/unix/CMakeLists.txt b/src/os/unix/CMakeLists.txt
new file mode 100644
index 000000000..b548d3bb2
--- /dev/null
+++ b/src/os/unix/CMakeLists.txt
@@ -0,0 +1,9 @@
+add_files(
+    crashlog_unix.cpp
+    CONDITION UNIX AND NOT APPLE AND NOT OPTION_OS2
+)
+
+add_files(
+    unix.cpp
+    CONDITION UNIX AND NOT OPTION_OS2
+)
diff --git a/src/os/windows/CMakeLists.txt b/src/os/windows/CMakeLists.txt
new file mode 100644
index 000000000..19d1bd46e
--- /dev/null
+++ b/src/os/windows/CMakeLists.txt
@@ -0,0 +1,8 @@
+add_files(
+    crashlog_win.cpp
+    string_uniscribe.cpp
+    string_uniscribe.h
+    win32.cpp
+    win32.h
+    CONDITION WIN32
+)
diff --git a/src/os/windows/ottdres.rc.in b/src/os/windows/ottdres.rc.in
index a2f8c28f5..741fa0e10 100644
--- a/src/os/windows/ottdres.rc.in
+++ b/src/os/windows/ottdres.rc.in
@@ -37,7 +37,7 @@ LANGUAGE LANG_NEUTRAL, SUBLANG_DEFAULT
 
 // Icon with lowest ID value placed first to ensure application icon
 // remains consistent on all systems.
-100                     ICON    DISCARDABLE     "../../../media/openttd.ico"
+100                     ICON    DISCARDABLE     "${CMAKE_SOURCE_DIR}/os/windows/openttd.ico"
 
 /////////////////////////////////////////////////////////////////////////////
 //
@@ -77,8 +77,8 @@ END
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 1,11,0,!!ISODATE!!
- PRODUCTVERSION 1,11,0,!!ISODATE!!
+ FILEVERSION 1,11,0,${REV_ISODATE}
+ PRODUCTVERSION 1,11,0,${REV_ISODATE}
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -96,14 +96,14 @@ BEGIN
             VALUE "Comments", "This program is licensed under the GNU General Public License version 2.\0"
             VALUE "CompanyName", "OpenTTD Development Team\0"
             VALUE "FileDescription", "OpenTTD\0"
-            VALUE "FileVersion", "!!VERSION!!\0"
+            VALUE "FileVersion", "${REV_VERSION}\0"
             VALUE "InternalName", "openttd\0"
-            VALUE "LegalCopyright", "Copyright \xA9 OpenTTD Developers 2002-!!YEAR!!. All Rights Reserved.\0"
+            VALUE "LegalCopyright", "Copyright \xA9 OpenTTD Developers 2002-${REV_YEAR}. All Rights Reserved.\0"
             VALUE "LegalTrademarks", "\0"
             VALUE "OriginalFilename", "openttd.exe\0"
             VALUE "PrivateBuild", "\0"
             VALUE "ProductName", "OpenTTD\0"
-            VALUE "ProductVersion", "!!VERSION!!\0"
+            VALUE "ProductVersion", "${REV_VERSION}\0"
             VALUE "SpecialBuild", "-\0"
         END
     END
@@ -116,7 +116,7 @@ END
 #endif    // !_MAC
 
 #ifdef __MINGW32__
-1 24 "..\\..\\..\\projects\\dpi_aware.manifest"
+1 24 "${CMAKE_SOURCE_DIR}/os/windows/openttd.manifest"
 #endif
 
 #endif    // Neutral (Default) resources
diff --git a/src/pathfinder/CMakeLists.txt b/src/pathfinder/CMakeLists.txt
new file mode 100644
index 000000000..2e275706f
--- /dev/null
+++ b/src/pathfinder/CMakeLists.txt
@@ -0,0 +1,9 @@
+add_subdirectory(npf)
+add_subdirectory(yapf)
+
+add_files(
+    follow_track.hpp
+    pathfinder_func.h
+    pathfinder_type.h
+    pf_performance_timer.hpp
+)
diff --git a/src/pathfinder/npf/CMakeLists.txt b/src/pathfinder/npf/CMakeLists.txt
new file mode 100644
index 000000000..e3ace57e5
--- /dev/null
+++ b/src/pathfinder/npf/CMakeLists.txt
@@ -0,0 +1,8 @@
+add_files(
+    aystar.cpp
+    aystar.h
+    npf.cpp
+    npf_func.h
+    queue.cpp
+    queue.h
+)
diff --git a/src/pathfinder/yapf/CMakeLists.txt b/src/pathfinder/yapf/CMakeLists.txt
new file mode 100644
index 000000000..170c1ad61
--- /dev/null
+++ b/src/pathfinder/yapf/CMakeLists.txt
@@ -0,0 +1,20 @@
+add_files(
+    nodelist.hpp
+    yapf.h
+    yapf.hpp
+    yapf_base.hpp
+    yapf_cache.h
+    yapf_common.hpp
+    yapf_costbase.hpp
+    yapf_costcache.hpp
+    yapf_costrail.hpp
+    yapf_destrail.hpp
+    yapf_node.hpp
+    yapf_node_rail.hpp
+    yapf_node_road.hpp
+    yapf_node_ship.hpp
+    yapf_rail.cpp
+    yapf_road.cpp
+    yapf_ship.cpp
+    yapf_type.hpp
+)
diff --git a/src/rev.cpp.in b/src/rev.cpp.in
index 3f5b126dc..16c403a67 100644
--- a/src/rev.cpp.in
+++ b/src/rev.cpp.in
@@ -35,7 +35,7 @@ bool IsReleasedVersion()
  *
  * <modified> shows a "M", if the binary is made from modified source code.
  */
-const char _openttd_revision[] = "!!VERSION!!";
+const char _openttd_revision[] = "${REV_VERSION}";
 
 /**
  * The text version of OpenTTD's build date.
@@ -48,12 +48,12 @@ const char _openttd_build_date[] = __DATE__ " " __TIME__;
 /**
  * The git revision hash of this version.
  */
-const char _openttd_revision_hash[] = "!!GITHASH!!";
+const char _openttd_revision_hash[] = "${REV_HASH}";
 
 /**
  * The year of this version.
  */
-const char _openttd_revision_year[] = "!!YEAR!!";
+const char _openttd_revision_year[] = "${REV_YEAR}";
 
 /**
  * Let us know if current build was modified. This detection
@@ -63,14 +63,14 @@ const char _openttd_revision_year[] = "!!YEAR!!";
  * (compiling from sources without any version control software)
  * and 2 is for modified revision.
  */
-const byte _openttd_revision_modified = !!MODIFIED!!;
+const byte _openttd_revision_modified = ${REV_MODIFIED};
 
 /**
  * Indicate whether this is a tagged version.
  * If this is non-0, then _openttd_revision is the name of the tag,
  * and the version is likely a beta, release candidate, or real release.
  */
-const byte _openttd_revision_tagged = !!ISTAG!!;
+const byte _openttd_revision_tagged = ${REV_ISTAG};
 
 /**
  * The NewGRF revision of OTTD:
@@ -85,4 +85,4 @@ const byte _openttd_revision_tagged = !!ISTAG!!;
  * final release will always have a lower version number than the released
  * version, thus making comparisons on specific revisions easy.
  */
-const uint32 _openttd_newgrf_version = 1 << 28 | 11 << 24 | 0 << 20 | !!ISSTABLETAG!! << 19 | 28004;
+const uint32 _openttd_newgrf_version = 1 << 28 | 11 << 24 | 0 << 20 | ${REV_ISSTABLETAG} << 19 | 28004;
diff --git a/src/saveload/CMakeLists.txt b/src/saveload/CMakeLists.txt
new file mode 100644
index 000000000..52f103fa7
--- /dev/null
+++ b/src/saveload/CMakeLists.txt
@@ -0,0 +1,43 @@
+add_files(
+    afterload.cpp
+    ai_sl.cpp
+    airport_sl.cpp
+    animated_tile_sl.cpp
+    autoreplace_sl.cpp
+    cargomonitor_sl.cpp
+    cargopacket_sl.cpp
+    cheat_sl.cpp
+    company_sl.cpp
+    depot_sl.cpp
+    economy_sl.cpp
+    engine_sl.cpp
+    game_sl.cpp
+    gamelog_sl.cpp
+    goal_sl.cpp
+    group_sl.cpp
+    industry_sl.cpp
+    labelmaps_sl.cpp
+    linkgraph_sl.cpp
+    map_sl.cpp
+    misc_sl.cpp
+    newgrf_sl.cpp
+    newgrf_sl.h
+    object_sl.cpp
+    oldloader.cpp
+    oldloader.h
+    oldloader_sl.cpp
+    order_sl.cpp
+    saveload.cpp
+    saveload.h
+    saveload_filter.h
+    saveload_internal.h
+    signs_sl.cpp
+    station_sl.cpp
+    storage_sl.cpp
+    strings_sl.cpp
+    story_sl.cpp
+    subsidy_sl.cpp
+    town_sl.cpp
+    vehicle_sl.cpp
+    waypoint_sl.cpp
+)
diff --git a/src/script/CMakeLists.txt b/src/script/CMakeLists.txt
new file mode 100644
index 000000000..e5915332c
--- /dev/null
+++ b/src/script/CMakeLists.txt
@@ -0,0 +1,23 @@
+add_subdirectory(api)
+
+add_files(
+    script_config.cpp
+    script_config.hpp
+    script_fatalerror.hpp
+    script_info.cpp
+    script_info.hpp
+    script_info_dummy.cpp
+    script_instance.cpp
+    script_instance.hpp
+    script_scanner.cpp
+    script_scanner.hpp
+    script_storage.hpp
+    script_suspend.hpp
+    squirrel.cpp
+    squirrel.hpp
+    squirrel_class.hpp
+    squirrel_helper.hpp
+    squirrel_helper_type.hpp
+    squirrel_std.cpp
+    squirrel_std.hpp
+)
diff --git a/src/script/api/CMakeLists.txt b/src/script/api/CMakeLists.txt
new file mode 100644
index 000000000..9c665293c
--- /dev/null
+++ b/src/script/api/CMakeLists.txt
@@ -0,0 +1,140 @@
+add_files(
+    ai_changelog.hpp
+    game_changelog.hpp
+    script_accounting.hpp
+    script_admin.hpp
+    script_airport.hpp
+    script_base.hpp
+    script_basestation.hpp
+    script_bridge.hpp
+    script_bridgelist.hpp
+    script_cargo.hpp
+    script_cargolist.hpp
+    script_cargomonitor.hpp
+    script_client.hpp
+    script_clientlist.hpp
+    script_company.hpp
+    script_companymode.hpp
+    script_controller.hpp
+    script_date.hpp
+    script_depotlist.hpp
+    script_engine.hpp
+    script_enginelist.hpp
+    script_error.hpp
+    script_event.hpp
+    script_event_types.hpp
+    script_execmode.hpp
+    script_game.hpp
+    script_gamesettings.hpp
+    script_goal.hpp
+    script_group.hpp
+    script_grouplist.hpp
+    script_industry.hpp
+    script_industrylist.hpp
+    script_industrytype.hpp
+    script_industrytypelist.hpp
+    script_info_docs.hpp
+    script_infrastructure.hpp
+    script_list.hpp
+    script_log.hpp
+    script_map.hpp
+    script_marine.hpp
+    script_news.hpp
+    script_object.hpp
+    script_order.hpp
+    script_priorityqueue.hpp
+    script_rail.hpp
+    script_railtypelist.hpp
+    script_road.hpp
+    script_roadtypelist.hpp
+    script_sign.hpp
+    script_signlist.hpp
+    script_station.hpp
+    script_stationlist.hpp
+    script_story_page.hpp
+    script_storypagelist.hpp
+    script_storypageelementlist.hpp
+    script_subsidy.hpp
+    script_subsidylist.hpp
+    script_testmode.hpp
+    script_text.hpp
+    script_tile.hpp
+    script_tilelist.hpp
+    script_town.hpp
+    script_townlist.hpp
+    script_tunnel.hpp
+    script_types.hpp
+    script_vehicle.hpp
+    script_vehiclelist.hpp
+    script_viewport.hpp
+    script_waypoint.hpp
+    script_waypointlist.hpp
+    script_window.hpp
+    script_accounting.cpp
+    script_admin.cpp
+    script_airport.cpp
+    script_base.cpp
+    script_basestation.cpp
+    script_bridge.cpp
+    script_bridgelist.cpp
+    script_cargo.cpp
+    script_cargolist.cpp
+    script_cargomonitor.cpp
+    script_client.cpp
+    script_clientlist.cpp
+    script_company.cpp
+    script_companymode.cpp
+    script_controller.cpp
+    script_date.cpp
+    script_depotlist.cpp
+    script_engine.cpp
+    script_enginelist.cpp
+    script_error.cpp
+    script_event.cpp
+    script_event_types.cpp
+    script_execmode.cpp
+    script_game.cpp
+    script_gamesettings.cpp
+    script_goal.cpp
+    script_group.cpp
+    script_grouplist.cpp
+    script_industry.cpp
+    script_industrylist.cpp
+    script_industrytype.cpp
+    script_industrytypelist.cpp
+    script_infrastructure.cpp
+    script_list.cpp
+    script_log.cpp
+    script_map.cpp
+    script_marine.cpp
+    script_news.cpp
+    script_object.cpp
+    script_order.cpp
+    script_priorityqueue.cpp
+    script_rail.cpp
+    script_railtypelist.cpp
+    script_road.cpp
+    script_roadtypelist.cpp
+    script_sign.cpp
+    script_signlist.cpp
+    script_station.cpp
+    script_stationlist.cpp
+    script_story_page.cpp
+    script_storypagelist.cpp
+    script_storypageelementlist.cpp
+    script_subsidy.cpp
+    script_subsidylist.cpp
+    script_testmode.cpp
+    script_text.cpp
+    script_tile.cpp
+    script_tilelist.cpp
+    script_town.cpp
+    script_townlist.cpp
+    script_tunnel.cpp
+    script_vehicle.cpp
+    script_vehiclelist.cpp
+    script_viewport.cpp
+    script_waypoint.cpp
+    script_waypointlist.cpp
+    script_window.cpp
+)
diff --git a/src/settingsgen/CMakeLists.txt b/src/settingsgen/CMakeLists.txt
new file mode 100644
index 000000000..e17b8ad6b
--- /dev/null
+++ b/src/settingsgen/CMakeLists.txt
@@ -0,0 +1,13 @@
+cmake_minimum_required(VERSION 3.5)
+
+project(settingsgen)
+
+set(sourcefiles
+        settingsgen.cpp
+        ../core/alloc_func.cpp
+        ../misc/getoptdata.cpp
+        ../ini_load.cpp
+        ../string.cpp
+)
+add_definitions(-DSETTINGSGEN)
+add_executable(settingsgen ${sourcefiles})
diff --git a/src/sound/CMakeLists.txt b/src/sound/CMakeLists.txt
new file mode 100644
index 000000000..35f65d120
--- /dev/null
+++ b/src/sound/CMakeLists.txt
@@ -0,0 +1,37 @@
+if (NOT OPTION_DEDICATED)
+    add_files(
+        allegro_s.cpp
+        allegro_s.h
+        CONDITION Allegro_FOUND
+    )
+
+    add_files(
+        sdl_s.cpp
+        sdl_s.h
+        CONDITION SDL_FOUND
+    )
+
+    add_files(
+        cocoa_s.cpp
+        cocoa_s.h
+        CONDITION APPLE
+    )
+
+    add_files(
+        win32_s.cpp
+        win32_s.h
+        CONDITION WIN32
+    )
+
+    add_files(
+        xaudio2_s.cpp
+        xaudio2_s.h
+        CONDITION WIN32 AND XAUDIO2_FOUND
+    )
+endif (NOT OPTION_DEDICATED)
+
+add_files(
+    sound_driver.hpp
+    null_s.cpp
+    null_s.h
+)
diff --git a/src/spriteloader/CMakeLists.txt b/src/spriteloader/CMakeLists.txt
new file mode 100644
index 000000000..5d6a2f865
--- /dev/null
+++ b/src/spriteloader/CMakeLists.txt
@@ -0,0 +1,5 @@
+add_files(
+    grf.cpp
+    grf.hpp
+    spriteloader.hpp
+)
diff --git a/src/stdafx.h b/src/stdafx.h
index 4fb84a956..c52092553 100644
--- a/src/stdafx.h
+++ b/src/stdafx.h
@@ -424,17 +424,14 @@ void NORETURN CDECL usererror(const char *str, ...) WARN_FORMAT(1, 2);
 void NORETURN CDECL error(const char *str, ...) WARN_FORMAT(1, 2);
 #define NOT_REACHED() error("NOT_REACHED triggered at line %i of %s", __LINE__, __FILE__)
 
-/* For non-debug builds with assertions enabled use the special assertion handler:
- * - For MSVC: NDEBUG is set for all release builds and WITH_ASSERT overrides the disabling of asserts.
- * - For non MSVC: NDEBUG is set when assertions are disables, _DEBUG is set for non-release builds.
- */
-#if (defined(_MSC_VER) && defined(NDEBUG) && defined(WITH_ASSERT)) || (!defined(_MSC_VER) && !defined(NDEBUG) && !defined(_DEBUG))
+/* For non-debug builds with assertions enabled use the special assertion handler. */
+#if defined(NDEBUG) && defined(WITH_ASSERT)
 	#undef assert
 	#define assert(expression) if (!(expression)) error("Assertion failed at line %i of %s: %s", __LINE__, __FILE__, #expression);
 #endif
 
-/* Asserts are enabled if NDEBUG isn't defined, or if we are using MSVC and WITH_ASSERT is defined. */
-#if !defined(NDEBUG) || (defined(_MSC_VER) && defined(WITH_ASSERT))
+/* Asserts are enabled if NDEBUG isn't defined or WITH_ASSERT is defined. */
+#if !defined(NDEBUG) || defined(WITH_ASSERT)
 	#define OTTD_ASSERT
 #endif
 
diff --git a/src/strgen/CMakeLists.txt b/src/strgen/CMakeLists.txt
new file mode 100644
index 000000000..b8f61cde3
--- /dev/null
+++ b/src/strgen/CMakeLists.txt
@@ -0,0 +1,25 @@
+cmake_minimum_required(VERSION 3.5)
+
+project(strgen)
+
+set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_CURRENT_SOURCE_DIR}/../../cmake")
+
+set(sourcefiles
+        strgen.cpp
+        strgen_base.cpp
+        ../core/alloc_func.cpp
+        ../misc/getoptdata.cpp
+        ../string.cpp
+)
+add_definitions(-DSTRGEN)
+add_executable(strgen ${sourcefiles})
+
+include(Endian)
+add_endian_definition()
+
+
+# Source Files
+add_files(strgen_base.cpp)
+
+# Header Files
+add_files(strgen.h)
diff --git a/src/table/CMakeLists.txt b/src/table/CMakeLists.txt
new file mode 100644
index 000000000..23b4724e3
--- /dev/null
+++ b/src/table/CMakeLists.txt
@@ -0,0 +1,83 @@
+set(GENERATED_BINARY_DIR ${CMAKE_BINARY_DIR}/generated)
+set(TABLE_BINARY_DIR ${GENERATED_BINARY_DIR}/table)
+
+set(TABLE_INI_SOURCE_FILES
+        ${CMAKE_CURRENT_SOURCE_DIR}/company_settings.ini
+        ${CMAKE_CURRENT_SOURCE_DIR}/currency_settings.ini
+        ${CMAKE_CURRENT_SOURCE_DIR}/gameopt_settings.ini
+        ${CMAKE_CURRENT_SOURCE_DIR}/misc_settings.ini
+        ${CMAKE_CURRENT_SOURCE_DIR}/settings.ini
+        ${CMAKE_CURRENT_SOURCE_DIR}/win32_settings.ini
+        ${CMAKE_CURRENT_SOURCE_DIR}/window_settings.ini
+)
+
+# Generate a command and target to create the settings table
+add_custom_command_timestamp(OUTPUT ${TABLE_BINARY_DIR}/settings.h
+        COMMAND ${CMAKE_COMMAND} -E make_directory ${TABLE_BINARY_DIR}
+        COMMAND settingsgen
+                -o ${TABLE_BINARY_DIR}/settings.h
+                -b ${CMAKE_SOURCE_DIR}/src/table/settings.h.preamble
+                -a ${CMAKE_SOURCE_DIR}/src/table/settings.h.postamble
+                ${TABLE_INI_SOURCE_FILES}
+        DEPENDS settingsgen ${TABLE_INI_SOURCE_FILES}
+                ${CMAKE_SOURCE_DIR}/src/table/settings.h.preamble
+                ${CMAKE_SOURCE_DIR}/src/table/settings.h.postamble
+        WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
+        COMMENT "Generating table/settings.h"
+)
+add_custom_target_timestamp(table_settings
+        DEPENDS
+        ${TABLE_BINARY_DIR}/settings.h
+)
+
+add_library(settings
+        INTERFACE
+)
+target_include_directories(settings
+        INTERFACE
+        ${GENERATED_BINARY_DIR}
+)
+add_dependencies(settings
+        table_settings
+)
+add_library(openttd::settings ALIAS settings)
+
+add_files(
+    airport_defaults.h
+    airport_movement.h
+    airporttile_ids.h
+    airporttiles.h
+    animcursors.h
+    autorail.h
+    bridge_land.h
+    build_industry.h
+    cargo_const.h
+    clear_land.h
+    control_codes.h
+    elrail_data.h
+    engines.h
+    genland.h
+    heightmap_colours.h
+    industry_land.h
+    landscape_sprite.h
+    newgrf_debug_data.h
+    object_land.h
+    palette_convert.h
+    palettes.h
+    pricebase.h
+    railtypes.h
+    road_land.h
+    roadtypes.h
+    roadveh_movement.h
+    sprites.h
+    station_land.h
+    strgen_tables.h
+    string_colours.h
+    town_land.h
+    townname.h
+    track_land.h
+    train_cmd.h
+    tree_land.h
+    unicode.h
+    water_land.h
+)
diff --git a/src/video/CMakeLists.txt b/src/video/CMakeLists.txt
new file mode 100644
index 000000000..c6251e939
--- /dev/null
+++ b/src/video/CMakeLists.txt
@@ -0,0 +1,35 @@
+add_subdirectory(cocoa)
+
+if (NOT OPTION_DEDICATED)
+    add_files(
+        allegro_v.cpp
+        allegro_v.h
+        CONDITION Allegro_FOUND
+    )
+
+    add_files(
+        sdl_v.cpp
+        sdl_v.h
+        CONDITION SDL_FOUND
+    )
+
+    add_files(
+        sdl2_v.cpp
+        sdl2_v.h
+        CONDITION SDL2_FOUND
+    )
+
+    add_files(
+        win32_v.cpp
+        win32_v.h
+        CONDITION WIN32
+    )
+endif (NOT OPTION_DEDICATED)
+
+add_files(
+    dedicated_v.cpp
+    dedicated_v.h
+    null_v.cpp
+    null_v.h
+    video_driver.hpp
+)
diff --git a/src/video/cocoa/CMakeLists.txt b/src/video/cocoa/CMakeLists.txt
new file mode 100644
index 000000000..4fff132f3
--- /dev/null
+++ b/src/video/cocoa/CMakeLists.txt
@@ -0,0 +1,8 @@
+add_files(
+    cocoa_keys.h
+    cocoa_v.h
+    cocoa_v.mm
+    event.mm
+    wnd_quartz.mm
+    CONDITION APPLE
+)
diff --git a/src/widgets/CMakeLists.txt b/src/widgets/CMakeLists.txt
new file mode 100644
index 000000000..18ecd529e
--- /dev/null
+++ b/src/widgets/CMakeLists.txt
@@ -0,0 +1,61 @@
+add_files(
+    ai_widget.h
+    airport_widget.h
+    autoreplace_widget.h
+    bootstrap_widget.h
+    bridge_widget.h
+    build_vehicle_widget.h
+    cheat_widget.h
+    company_widget.h
+    console_widget.h
+    date_widget.h
+    depot_widget.h
+    dock_widget.h
+    dropdown.cpp
+    dropdown_func.h
+    dropdown_type.h
+    dropdown_widget.h
+    engine_widget.h
+    error_widget.h
+    fios_widget.h
+    framerate_widget.h
+    genworld_widget.h
+    goal_widget.h
+    graph_widget.h
+    group_widget.h
+    highscore_widget.h
+    industry_widget.h
+    intro_widget.h
+    link_graph_legend_widget.h
+    main_widget.h
+    misc_widget.h
+    music_widget.h
+    network_chat_widget.h
+    network_content_widget.h
+    network_widget.h
+    newgrf_debug_widget.h
+    newgrf_widget.h
+    news_widget.h
+    object_widget.h
+    order_widget.h
+    osk_widget.h
+    rail_widget.h
+    road_widget.h
+    screenshot_widget.h
+    settings_widget.h
+    sign_widget.h
+    smallmap_widget.h
+    station_widget.h
+    statusbar_widget.h
+    story_widget.h
+    subsidy_widget.h
+    terraform_widget.h
+    timetable_widget.h
+    toolbar_widget.h
+    town_widget.h
+    transparency_widget.h
+    tree_widget.h
+    vehicle_widget.h
+    viewport_widget.h
+    waypoint_widget.h
+)