1 files changed, 67 insertions, 0 deletions
diff --git a/cmake/platforms/emscripten.cmake b/cmake/platforms/emscripten.cmake
index 244cfcb..3cbcab4 100644
--- a/cmake/platforms/emscripten.cmake
+++ b/cmake/platforms/emscripten.cmake
@@ -6,6 +6,11 @@ set(CMAKE_EXECUTABLE_SUFFIX ".js")
 set(WASM ON
   CACHE BOOL "Compile to WebAssembly rather than plain JavaScript")
 
+find_program(HALIBUT halibut)
+if(NOT HALIBUT)
+  message(WARNING "HTML documentation cannot be built (did not find halibut)")
+endif()
+
 set(emcc_export_list
   # Event handlers for mouse and keyboard input
   _mouseup
@@ -62,4 +67,66 @@ function(set_platform_puzzle_target_properties NAME TARGET)
 endfunction()
 
 function(build_platform_extras)
+  if(HALIBUT)
+    set(help_dir ${CMAKE_CURRENT_BINARY_DIR}/help)
+    add_custom_command(OUTPUT ${help_dir}/en
+      COMMAND ${CMAKE_COMMAND} -E make_directory ${help_dir}/en)
+    add_custom_command(OUTPUT ${help_dir}/en/index.html
+      COMMAND ${HALIBUT} --html -Chtml-template-fragment:%k
+        ${CMAKE_CURRENT_SOURCE_DIR}/puzzles.but
+      DEPENDS
+      ${help_dir}/en
+      ${CMAKE_CURRENT_SOURCE_DIR}/puzzles.but
+      WORKING_DIRECTORY ${help_dir}/en)
+    add_custom_target(kaios_help ALL
+      DEPENDS ${help_dir}/en/index.html)
+  endif()
+
+  # This is probably not the right way to set the destination.
+  set(CMAKE_INSTALL_PREFIX ${CMAKE_CURRENT_BINARY_DIR} CACHE PATH
+      "Installation path" FORCE)
+
+  add_custom_target(kaios-extras ALL)
+
+  foreach(name ${puzzle_names})
+    add_custom_command(
+      OUTPUT ${name}-manifest.webapp
+      COMMAND ${PERL_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/kaios/manifest.pl
+        "${name}" "${displayname_${name}}" "${description_${name}}"
+        "${objective_${name}}" > "${name}-manifest.webapp"
+      VERBATIM
+      DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/kaios/manifest.pl)
+
+    file(MAKE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/kaios)
+    add_custom_command(
+      OUTPUT ${name}-kaios.html
+      COMMAND ${PERL_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/kaios/apppage.pl
+        "${name}" "${displayname_${name}}" > "${name}-kaios.html"
+      VERBATIM
+      DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/kaios/apppage.pl)
+
+    add_custom_target(${name}-kaios-extras
+      DEPENDS ${name}-manifest.webapp ${name}-kaios.html)
+    add_dependencies(kaios-extras ${name}-kaios-extras)
+
+    install(TARGETS ${name} DESTINATION kaios/${name})
+    # Release builds generate an initial memory image alongside the
+    # JavaScript, but CMake doesn't seem to know about it to install
+    # it.
+    install(FILES $<TARGET_FILE:${name}>.mem OPTIONAL
+      DESTINATION kaios/${name})
+    install(FILES ${ICON_DIR}/${name}-56kai.png ${ICON_DIR}/${name}-112kai.png
+      DESTINATION kaios/${name} OPTIONAL)
+    install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${name}-kaios.html
+      RENAME ${name}.html
+      DESTINATION kaios/${name})
+    install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${name}-manifest.webapp
+      RENAME manifest.webapp
+      DESTINATION kaios/${name})
+    if (HALIBUT)
+      install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/help
+        DESTINATION kaios/${name})
+    endif()
+
+  endforeach()
 endfunction()