Enable the WASM target (#84)

conda-forge · Jun 3, 2024 · ea73953 · ea73953
1 parent 69a27e8
commit ea73953
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Showing 5 changed files with 73 additions and 3 deletions.
diff --git a/recipe/build.sh b/recipe/build.sh
@@ -4,6 +4,16 @@ set -ex
 
 export CXXFLAGS="${CXXFLAGS} -D__STDC_FORMAT_MACROS -D_LIBCPP_DISABLE_AVAILABILITY"
 
+# Install emsdk
+pushd emsdk
+  ./emsdk install 3.1.59
+  ./emsdk activate 3.1.59
+  source ./emsdk_env.sh
+  rm ./node/18.20.3_64bit/bin/node
+  ln -s $(which node) ./node/18.20.3_64bit/bin/node
+  export EMSDK_PATH=${EMSDK}
+popd
+
 if [[ "${CONDA_BUILD_CROSS_COMPILATION:-0}" == 1 ]]; then
   WRT=no
   (
@@ -32,6 +42,7 @@ if [[ "${CONDA_BUILD_CROSS_COMPILATION:-0}" == 1 ]]; then
         -DWITH_XEUS=yes \
         -DWITH_RUNTIME_LIBRARY=yes \
         -DWITH_RUNTIME_STACKTRACE=yes \
+        -DWITH_TARGET_WASM=yes \
         -DCMAKE_INSTALL_LIBDIR=share/lfortran/lib \
         $SRC_DIR
     make
@@ -52,9 +63,13 @@ cmake ${CMAKE_ARGS} \
     -DWITH_XEUS=yes \
     -DWITH_RUNTIME_LIBRARY=$WRT \
     -DWITH_RUNTIME_STACKTRACE=yes \
+    -DWITH_TARGET_WASM=yes \
     -DCMAKE_INSTALL_LIBDIR=share/lfortran/lib \
     $SRC_DIR
 
+echo "FIND CONFIG FILE"
+find . -iname "*config.h"
+
 make -j${CPU_COUNT}
 make install
 if [[ "${CONDA_BUILD_CROSS_COMPILATION:-0}" == 1 ]]; then

diff --git a/recipe/conda_build_config.yaml b/recipe/conda_build_config.yaml
@@ -1,2 +1,2 @@
 MACOSX_SDK_VERSION:        # [osx and x86_64]
-  - "10.12"                # [osx and x86_64]
+  - "10.13"                # [osx and x86_64]
diff --git a/recipe/meta.yaml b/recipe/meta.yaml
@@ -6,17 +6,23 @@ package:
   version: {{ version }}
 
 source:
-  url: https://github.com/lfortran/lfortran/releases/download/v{{ version }}/{{ name }}-{{ version }}.tar.gz
+- url: https://github.com/lfortran/lfortran/releases/download/v{{ version }}/{{ name }}-{{ version }}.tar.gz
   sha256: 6b3b7cb1380e96a98a9fd3166a3e7e43c3339f736f76029c246436784ffc868f
+  patches:
+  - patches/ctrlib_dir.patch
+  - patches/libasr_config.patch
+- git_url: https://github.com/emscripten-core/emsdk.git
+  folder: emsdk
 
 build:
-  number: 0
+  number: 1
 
 requirements:
   build:
     - {{ compiler('c') }}
     - {{ stdlib("c") }}
     - {{ compiler('cxx') }}
+    - {{ stdlib("c") }}
     - cmake =3.21.1
     - make   # [unix]
     - xeus =3.0.5       # [build_platform != target_platform]
@@ -27,6 +33,7 @@ requirements:
     - cppzmq            # [build_platform != target_platform]
     - zlib              # [build_platform != target_platform]
     - zstd-static =1.5.5  # [build_platform != target_platform]
+    - nodejs
   host:
     - xeus =3.0.5
     - xeus-zmq =1.0.2

diff --git a/recipe/patches/ctrlib_dir.patch b/recipe/patches/ctrlib_dir.patch
@@ -0,0 +1,35 @@
+diff --git a/src/runtime/legacy/CMakeLists.txt b/src/runtime/legacy/CMakeLists.txt
+index 7eff9c5..fdab1a8 100644
+--- a/src/runtime/legacy/CMakeLists.txt
++++ b/src/runtime/legacy/CMakeLists.txt
+@@ -1,5 +1,5 @@
+ set(SRC
+-    ../../../src/libasr/runtime/lfortran_intrinsics.c
++    ${CMAKE_CURRENT_SOURCE_DIR}/../../../src/libasr/runtime/lfortran_intrinsics.c
+ )
+
+ if(WIN32)
+@@ -33,16 +33,18 @@ if(WITH_TARGET_WASM)
+     endif()
+
+     if (DEFINED ENV{EMSDK_PATH})
+-        add_custom_command(OUTPUT lfortran_runtime_wasm_emcc.o
++        add_custom_command(OUTPUT ${CMAKE_CURRENT_SOURCE_DIR}/lfortran_runtime_wasm_emcc.o
+             COMMAND $ENV{EMSDK_PATH}/upstream/emscripten/emcc -I${libasr_SOURCE_DIR}/.. -DCOMPILE_TO_WASM
+-                -c --target=wasm32-unknown-emscripten ${SRC} -o lfortran_runtime_wasm_emcc.o
++                -c --target=wasm32-unknown-emscripten ${SRC} -o ${CMAKE_CURRENT_SOURCE_DIR}/lfortran_runtime_wasm_emcc.o
+             COMMENT "Cross compiling lfortran_intrinscs.c to lfortran_runtime_wasm_emcc.o"
+             DEPENDS ${SRC})
+-        add_custom_target(lfortran_runtime_wasm_emcc ALL DEPENDS lfortran_runtime_wasm_emcc.o)
+-        install(FILES lfortran_runtime_wasm_emcc.o
++        add_custom_target(lfortran_runtime_wasm_emcc ALL DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/lfortran_runtime_wasm_emcc.o)
++        install(FILES ${CMAKE_CURRENT_SOURCE_DIR}/lfortran_runtime_wasm_emcc.o
+             DESTINATION ${CMAKE_INSTALL_LIBDIR})
+-        install(FILES lfortran_runtime_wasm_emcc.o
++        install(FILES ${CMAKE_CURRENT_SOURCE_DIR}/lfortran_runtime_wasm_emcc.o
+             DESTINATION ${CMAKE_CURRENT_BINARY_DIR}/..)
++        install(FILES ${CMAKE_CURRENT_SOURCE_DIR}/lfortran_runtime_wasm_emcc.o
++            DESTINATION ${CMAKE_BINARY_DIR})
+     endif()
+
+     if (DEFINED ENV{WASI_SDK_PATH})
diff --git a/recipe/patches/libasr_config.patch b/recipe/patches/libasr_config.patch
@@ -0,0 +1,13 @@
+diff --git a/src/libasr/CMakeLists.txt b/src/libasr/CMakeLists.txt
+index aaf9db9..7f981a8 100644
+--- a/src/libasr/CMakeLists.txt
++++ b/src/libasr/CMakeLists.txt
+@@ -12,7 +12,7 @@ if (NOT LFORTRAN_VERSION)
+         CACHE STRING "LFortran version" FORCE)
+ endif ()
+
+-configure_file(config.h.in config.h)
++configure_file(config.h.in ${CMAKE_CURRENT_SOURCE_DIR}/config.h)
+
+ set(SRC
+     codegen/asr_to_cpp.cpp