codec2.patch

diff --git a/.gitignore b/.gitignore
index edcb225..2fe0511 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,6 @@
 build_linux
+build_native
+build_web
 stm32/build_stm32
 stm32/libstm32f4.a
 stm32/unittest/lib/python/__pycache__/
diff --git a/CMakeLists.txt b/CMakeLists.txt
index d96667f..8adb5ee 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -115,6 +115,9 @@ endif(MINGW)
 #
 # Default options
 #
+option(COMPILE_GENERATE_CODEBOOK "Wether to compile the generate_codebook binary, disable when compiling with emscripten" ON)
+
+
 option(BUILD_SHARED_LIBS
     "Build shared library. Set to OFF for static library." ON)
 option(UNITTEST "Build unittest binaries." OFF)
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index fb10d28..191f207 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -62,30 +62,37 @@ set(CODEBOOKSNEWAMP2_ENERGY
 )
 
 # when crosscompiling we need a native executable
-if(CMAKE_CROSSCOMPILING)
-    set(CMAKE_DISABLE_SOURCE_CHANGES OFF)
-    include(ExternalProject)
-    ExternalProject_Add(codec2_native
-       SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/..
-       BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR}/codec2_native
-       BUILD_COMMAND ${CMAKE_COMMAND} --build . --target generate_codebook
-       INSTALL_COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_BINARY_DIR}/codec2_native/src/generate_codebook ${CMAKE_CURRENT_BINARY_DIR}
-       BUILD_BYPRODUCTS ${CMAKE_CURRENT_BINARY_DIR}/generate_codebook
-    )
-    add_executable(generate_codebook IMPORTED)
+if(COMPILE_GENERATE_CODEBOOK)
+    if(CMAKE_CROSSCOMPILING)
+        set(CMAKE_DISABLE_SOURCE_CHANGES OFF)
+        include(ExternalProject)
+        ExternalProject_Add(codec2_native
+        SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/..
+        BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR}/codec2_native
+        BUILD_COMMAND ${CMAKE_COMMAND} --build . --target generate_codebook
+        INSTALL_COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_BINARY_DIR}/codec2_native/src/generate_codebook ${CMAKE_CURRENT_BINARY_DIR}
+        BUILD_BYPRODUCTS ${CMAKE_CURRENT_BINARY_DIR}/generate_codebook
+        )
+        add_executable(generate_codebook IMPORTED)
+        set_target_properties(generate_codebook PROPERTIES
+            IMPORTED_LOCATION ${CMAKE_CURRENT_BINARY_DIR}/generate_codebook)
+        add_dependencies(generate_codebook codec2_native)
+        set(CMAKE_DISABLE_SOURCE_CHANGES ON)
+    else(CMAKE_CROSSCOMPILING)
+    # Build code generator binaries. These do not get installed.
+        # generate_codebook
+        add_executable(generate_codebook generate_codebook.c)
+        target_link_libraries(generate_codebook m)
+        # Make native builds available for cross-compiling.
+        export(TARGETS generate_codebook
+            FILE ${CMAKE_BINARY_DIR}/ImportExecutables.cmake)
+    endif(CMAKE_CROSSCOMPILING)
+else (COMPILE_GENERATE_CODEBOOK)
+    add_executable(generate_codebook IMPORTED GLOBAL)
     set_target_properties(generate_codebook PROPERTIES
-        IMPORTED_LOCATION ${CMAKE_CURRENT_BINARY_DIR}/generate_codebook)
-    add_dependencies(generate_codebook codec2_native)
-    set(CMAKE_DISABLE_SOURCE_CHANGES ON)
-else(CMAKE_CROSSCOMPILING)
-# Build code generator binaries. These do not get installed.
-    # generate_codebook
-    add_executable(generate_codebook generate_codebook.c)
-    target_link_libraries(generate_codebook m)
-    # Make native builds available for cross-compiling.
-    export(TARGETS generate_codebook
-        FILE ${CMAKE_BINARY_DIR}/ImportExecutables.cmake)
-endif(CMAKE_CROSSCOMPILING)
+        IMPORTED_LOCATION "${CMAKE_BINARY_DIR}/src/generate_codebook"  # path to your binary
+    )
+endif (COMPILE_GENERATE_CODEBOOK)
 
 
 # codebook.c