[WIP] CMake build with Visual Studio support

.gitignore

@@ -6,6 +6,8 @@ OBJ.*
 locale/*
 bin.*/*
 dist.*/*
+.vs/*
+CMakeSettings.json
 config.log
 config.status*
 error.log

CMakeLists.txt

@@ -0,0 +1,224 @@
+# AUTHOR(S): Rashad Kanavath <rashad km gmail>
+# PURPOSE: 	 Grass root that adds options to activate/deactivate 3rd party libraries
+# COPYRIGHT: (C) 2020 by the GRASS Development Team
+#   	    	 This program is free software under the GPL (>=v2)
+#   	    	 Read the file COPYING that comes with GRASS for details.
+
+cmake_minimum_required(VERSION 3.3)
+set(CMAKE_DISABLE_IN_SOURCE_BUILD ON)
+
+#if(DEFINED ENV{VCPKG_DEFAULT_TRIPLET} AND NOT DEFINED VCPKG_TARGET_TRIPLET)
+#  set(VCPKG_TARGET_TRIPLET "$ENV{VCPKG_DEFAULT_TRIPLET}" CACHE STRING "")
+#endif()
+
+project(GRASSGIS)
+
+set(BUILD_SHARED_LIBS ON)
+#message(FATAL_ERROR "VCPKG_TARGET_TRIPLET=${VCPKG_TARGET_TRIPLET}")
+if(MSVC)
+  if(BUILD_SHARED_LIBS)
+    set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS TRUE)
+  endif()
+
+  set_property(GLOBAL PROPERTY USE_FOLDERS ON)
+endif()
+
+set(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake/find_scripts;${CMAKE_SOURCE_DIR}/cmake/modules;${CMAKE_MODULE_PATH}")
+
+set(default_option_enabled ON)
+if(WIN32)
+  set(default_option_enabled OFF)
+endif()
+
+if(CMAKE_BUILD_TYPE)
+set( grass_build_type "${CMAKE_BUILD_TYPE}" )
+string( TOLOWER "${grass_build_type}" grass_build_type_lc )
+set(find_library_suffix "_RELEASE")
+if( grass_build_type_lc STREQUAL "debug" )
+set(find_library_suffix "_DEBUG")
+endif()
+else()
+set(find_library_suffix "")
+endif()
+
+option(WITH_CAIRO "Build with cairo support ." ON)
+option(WITH_X11 "Build with X11 support ." ${default_option_enabled})
+option(WITH_OPENGL "Build with opengl support ." ON)
+option(WITH_SQLITE "enable sqlite support" ON)
+option(WITH_POSTGRES "enable postgres support" ON)
+option(WITH_NLS "enable nls support" ${default_option_enabled})
+option(WITH_BZLIB "enable bzlib support" ON)
+option(WITH_BLAS "enable blas support" ON)
+option(WITH_LAPACK "enable lapack support" ON)
+option(WITH_LIBLAS "enable libLAS support" ON)
+option(WITH_OPENDWG "enable v.in.dwg" OFF)
+
+option(WITH_PYTHON "Build python bindings" ON)
+option(WITH_LARGEFILES "enable largefile support" ${default_option_enabled})
+option(WITH_DOCS "Build documentation" ON)
+if(APPLE)
+  if(POLICY CMP0042)
+    cmake_policy(SET CMP0042 NEW)
+  endif()
+  set(CMAKE_MACOSX_RPATH TRUE)
+endif()
+
+set(CMAKE_SKIP_BUILD_RPATH  FALSE)
+set(CMAKE_BUILD_WITH_INSTALL_RPATH FALSE)
+set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib")
+set(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
+list(FIND CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES "${CMAKE_INSTALL_PREFIX}/lib" isSystemDir)
+if("${isSystemDir}" STREQUAL "-1")
+  set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib")
+endif("${isSystemDir}" STREQUAL "-1")
+
+include(get_host_arch)
+get_host_arch(BUILD_ARCH)
+
+include(get_versions)
+get_versions("include/VERSION"
+  GRASS_VERSION_MAJOR
+  GRASS_VERSION_MINOR
+  GRASS_VERSION_RELEASE
+  GRASS_VERSION_DATE)
+
+set(GRASS_VERSION_NUMBER ${GRASS_VERSION_MAJOR}.${GRASS_VERSION_MINOR}.${GRASS_VERSION_RELEASE})
+message(STATUS "GRASS_VERSION_NUMBER  =  '${GRASS_VERSION_NUMBER}'")
+set(GRASS_VERSION_UPDATE_PKG "0.2")
+
+include(set_compiler_flags)
+set_compiler_flags()
+
+include(repo_status)
+repo_status("${CMAKE_CURRENT_LIST_DIR}" GRASS_VERSION_GIT)
+
+enable_testing()
+
+# Setup build locations.
+if(NOT CMAKE_RUNTIME_OUTPUT_DIRECTORY)
+  set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
+endif()
+if(NOT CMAKE_LIBRARY_OUTPUT_DIRECTORY)
+  set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
+endif()
+if(NOT CMAKE_ARCHIVE_OUTPUT_DIRECTORY)
+  set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
+endif()
+
+include(build_module)
+include(build_program)
+include(build_program_in_subdir)
+include(build_library_in_subdir)
+include(copy_python_files_in_subdir)
+include(build_script_in_subdir)
+include(build_gui_in_subdir)
+include(check_target)
+
+add_subdirectory(thirdparty)
+set(MKHTML_PY ${CMAKE_BINARY_DIR}/tools/mkhtml.py)
+
+set(GISBASE ${CMAKE_BINARY_DIR}/gisbase)
+file(TO_NATIVE_PATH "${GISBASE}" GISBASE_NATIVE)
+file(TO_NATIVE_PATH "${CMAKE_BINARY_DIR}/bin" BINARY_DIR)
+file(TO_NATIVE_PATH "${CMAKE_BINARY_DIR}/lib" LIB_DIR)
+file(TO_NATIVE_PATH "${CMAKE_SOURCE_DIR}" MODULE_TOPDIR)
+file(TO_NATIVE_PATH "${GISBASE}/scripts" SCRIPTS_DIR)
+file(TO_NATIVE_PATH "${GISBASE}/etc/config/rc" GISRC)
+file(TO_NATIVE_PATH "${GISBASE}/etc/python" ETC_PYTHON_DIR)
+file(TO_NATIVE_PATH "${GISBASE}/gui/wxpython" GUI_WXPYTHON_DIR)
+if(WIN32)
+set(sep "\;")
+set(env_path "")
+else()
+set(sep ":")
+set(env_path ":$ENV{PATH}")
+endif()
+
+
+set(grass_env_command ${CMAKE_COMMAND} -E env
+	"PATH=${BINARY_DIR}${sep}${SCRIPTS_DIR}${env_path}"
+	"PYTHONPATH=${ETC_PYTHON_DIR}${sep}${GUI_WXPYTHON_DIR}${sep}$ENV{PYTHONPATH}"
+	"LD_LIBRARY_PATH=${LIB_DIR}${sep}$ENV{LD_LIBRARY_PATH}"
+	"GISBASE=${GISBASE_NATIVE}"
+	"GISRC=${GISRC}"
+	"LC_ALL=C"
+	"LANG=C"
+	"LANGUAGE=C"
+	"MODULE_TOPDIR=${MODULE_TOPDIR}"	
+    "VERSION_NUMBER=\"${GRASS_VERSION_NUMBER}\""
+    "VERSION_DATE=\"${GRASS_VERSION_DATE}\"")
+
+
+
+set(NO_HTML_DESCR_TARGETS "g.parser;ximgview;test.raster3d.lib")
+add_subdirectory(include)
+
+include_directories("${CMAKE_BINARY_DIR}/include")
+if(MSVC)
+	include_directories("${CMAKE_SOURCE_DIR}/msvc")
+endif()
+
+execute_process(
+  COMMAND ${CMAKE_COMMAND} -E echo "Creating directories in ${GISBASE}"
+  COMMAND ${CMAKE_COMMAND} -E make_directory ${GISBASE}/bin/
+  COMMAND ${CMAKE_COMMAND} -E make_directory ${GISBASE}/scripts/
+  COMMAND ${CMAKE_COMMAND} -E make_directory ${GISBASE}/demolocation/
+  COMMAND ${CMAKE_COMMAND} -E make_directory ${GISBASE}/etc/config/
+  COMMAND ${CMAKE_COMMAND} -E make_directory ${GISBASE}/driver/db/
+  COMMAND ${CMAKE_COMMAND} -E make_directory ${GISBASE}/tools/
+  COMMAND ${CMAKE_COMMAND} -E make_directory ${GISBASE}/lib/
+  COMMAND ${CMAKE_COMMAND} -E make_directory ${GISBASE}/etc/lister/
+  COMMAND ${CMAKE_COMMAND} -E make_directory ${GISBASE}/etc/python/grass/lib
+  COMMAND ${CMAKE_COMMAND} -E make_directory ${GISBASE}/gui/wxpython/xml/
+  COMMAND ${CMAKE_COMMAND} -E make_directory ${GISBASE}/gui/icons/
+  COMMAND ${CMAKE_COMMAND} -E make_directory ${GISBASE}/gui/images/
+  COMMAND ${CMAKE_COMMAND} -E make_directory ${GISBASE}/docs/html/
+  )
+
+add_subdirectory(lib)
+add_subdirectory(tools)
+set(modules_list)
+
+
+set(ALL_SUBDIRS
+  general
+  db
+  display
+  imagery
+  misc
+  raster
+  raster3d
+  scripts
+  vector  
+  temporal
+  # ps
+)
+
+foreach(d ${ALL_SUBDIRS})
+  add_subdirectory(${d})
+endforeach()
+add_custom_target(ALL_MODULES 
+	COMMAND ${CMAKE_COMMAND} -E echo "Building all modules"
+	DEPENDS ${modules_list})
+
+###message(FATAL_ERROR "modules_list=${modules_list}")
+
+if(WITH_PYTHON)
+ add_subdirectory(gui)
+endif()
+
+if(WITH_DOCS)
+  add_subdirectory(doc)
+  add_subdirectory(man)
+endif() # WITH_DOCS
+
+
+####add_subdirectory(locale)
+
+# TODO: To be discussed
+# add_subdirectory(testsuite)
+# add_subdirectory(macosx)
+
+if(WITH_X11)
+  build_program_in_subdir(visualization/ximgview DEPENDS grass_gis X11)
+endif()

cmake/copy_g_gui_module.cmake

@@ -0,0 +1,35 @@
+# AUTHOR(S): Rashad Kanavath <rashad km gmail>
+# PURPOSE:  Copy g.gui script plus .bat file if on windows
+# COPYRIGHT: (C) 2020 by the GRASS Development Team
+#   	    	 This program is free software under the GPL (>=v2)
+#   	    	 Read the file COPYING that comes with GRASS for details.
+# -DSOURCE_DIR
+# -DGISBASE
+# -DG_NAME
+# -DSRC_SCRIPT_FILE
+# -DBINARY_DIR
+
+set(SCRIPT_EXT "")
+if(WIN32)
+  set(SCRIPT_EXT ".py")
+endif()
+
+if(WIN32)
+  set(PGM_NAME ${G_NAME})
+  configure_file(
+    ${SOURCE_DIR}/cmake/windows_launch.bat.in
+    ${GISBASE}/scripts/${G_NAME}.bat @ONLY)
+endif(WIN32)
+
+set(TMP_SCRIPT_FILE ${BINARY_DIR}/CMakeFiles/${G_NAME}${SCRIPT_EXT})
+configure_file(${SRC_SCRIPT_FILE} ${TMP_SCRIPT_FILE} COPYONLY)
+file(
+  COPY ${TMP_SCRIPT_FILE}
+  DESTINATION ${GISBASE}/scripts/
+  FILE_PERMISSIONS
+  OWNER_READ OWNER_WRITE OWNER_EXECUTE
+  GROUP_READ GROUP_EXECUTE
+  WORLD_READ WORLD_EXECUTE)
+
+
+file(REMOVE ${TMP_SCRIPT_FILE})

cmake/ctypesgen.cmake

@@ -0,0 +1,61 @@
+# AUTHOR(S): Rashad Kanavath <rashad km gmail>
+# PURPOSE: 	 Cmake building of lib/python/ctypes (TODO)
+# COPYRIGHT: (C) 2020 by the GRASS Development Team
+#   	    	 This program is free software under the GPL (>=v2)
+#   	    	 Read the file COPYING that comes with GRASS for details.
+
+set(ENV{GISRC} "${BIN_DIR}/demolocation/.grassrc${GRASS_VERSION_MAJOR}${GRASS_VERSION_MINOR}")
+set(ENV{GISBASE} "${BIN_DIR}")
+set(ENV{PATH} "${BIN_DIR}/bin:${BIN_DIR}/scripts:$ENV{PATH}")
+set(ENV{PYTHONPATH} "${BIN_DIR}/gui/wxpython:${BIN_DIR}/etc/python:$ENV{PYTHONPATH}")
+if(NOT MSVC)
+  set(ENV{LD_LIBRARY_PATH} "${BIN_DIR}/lib:$ENV{LD_LIBRARY_PATH}")
+endif()
+set(ENV{LC_ALL} C)
+
+set(LIBRARIES)
+foreach(LIB ${LIBS})
+  if(WIN32)
+    list(APPEND LIBRARIES "--library=${BIN_DIR}/bin/${LIB}.dll")
+  elseif(APPLE)
+    list(APPEND LIBRARIES "--library=${BIN_DIR}/lib/lib${LIB}.so")
+  else()
+    #This can be linux or unix
+    list(APPEND LIBRARIES "--library=${BIN_DIR}/lib/lib${LIB}.so")
+  endif()
+endforeach()
+
+set(HEADERS)
+foreach(HDR ${HDRS})
+  list(APPEND HEADERS "${BIN_DIR}/include/grass/${HDR}")
+endforeach()
+
+foreach(req  OUT_FILE HDRS LIBS  CTYPESGEN_PY COMPILER )
+  if(NOT DEFINED ${req} OR "${${req}}" STREQUAL "")
+    message(FATAL_ERROR "you must set ${req}")
+  endif()
+endforeach()
+
+if(MSVC)
+  set(CTYPESFLAGS "${COMPILER} -E -DPACKAGE=\"grasslibs\"")
+else()
+  set(CTYPESFLAGS "${COMPILER} -E -DPACKAGE=\"grasslibs\" -D__GLIBC_HAVE_LONG_LONG")
+endif()
+
+message(STATUS "Running ${PYTHON_EXECUTABLE} ${CTYPESGEN_PY} --cpp=${CTYPESFLAGS} --includedir=\"${BIN_DIR}/include\" --runtime-libdir=\"${BIN_DIR}/lib\" ${HEADERS} ${LIBRARIES} --output=${OUT_FILE}")
+execute_process(
+  COMMAND ${PYTHON_EXECUTABLE} ${CTYPESGEN_PY}
+  --cpp=${CTYPESFLAGS}
+  --includedir="${BIN_DIR}/include"
+  --runtime-libdir="${BIN_DIR}/lib"
+  ${HEADERS}
+  ${LIBRARIES}    
+  --output=${OUT_FILE}
+  OUTPUT_VARIABLE ctypesgen_OV
+  ERROR_VARIABLE ctypesgen_EV
+  RESULT_VARIABLE ctypesgen_RV
+  )
+
+if( ctypesgen_RV )
+  message(FATAL_ERROR "ctypesgen.py: ${ctypesgen_EV} \n ${ctypesgen_OV}")
+endif()