Add xeus-cpp (#937)

* Add xeus-cpp

Author: alexander-penev

recipes/recipes_emscripten/xeus-cpp/LICENSE.TXT

@@ -0,0 +1,30 @@
+BSD 3-Clause License
+
+Copyright (c) 2023-2024, xeus-cpp contributors
+
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+* Redistributions of source code must retain the above copyright notice, this
+  list of conditions and the following disclaimer.
+
+* Redistributions in binary form must reproduce the above copyright notice,
+  this list of conditions and the following disclaimer in the documentation
+  and/or other materials provided with the distribution.
+
+* Neither the name of the copyright holder nor the names of its
+  contributors may be used to endorse or promote products derived from
+  this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

recipes/recipes_emscripten/xeus-cpp/build.sh

@@ -0,0 +1,30 @@
+mkdir build
+cd build
+
+export CMAKE_PREFIX_PATH=$PREFIX
+export CMAKE_SYSTEM_PREFIX_PATH=$PREFIX
+
+if [[ $target_platform == "emscripten-wasm32" ]]; then
+    export USE_WASM=ON
+else
+    export USE_WASM=OFF
+fi
+
+ls $PREFIX/lib
+echo "BUILDING"
+
+# Configure step
+emcmake cmake ${CMAKE_ARGS} -S .. -B .                \
+    -DCMAKE_BUILD_TYPE=Release                        \
+    -DCMAKE_PREFIX_PATH=$PREFIX                       \
+    -DCMAKE_INSTALL_PREFIX=$PREFIX                    \
+    -DXEUS_CPP_EMSCRIPTEN_WASM_BUILD=$USE_WASM        \
+    -DCMAKE_FIND_ROOT_PATH_MODE_PACKAGE=ON            \
+    -DCMAKE_CXX_FLAGS="-Dwait4=__syscall_wait4"       \
+    -DCMAKE_VERBOSE_MAKEFILE=ON
+
+# Build step
+EMCC_CFLAGS='-sERROR_ON_UNDEFINED_SYMBOLS=0' emmake make -j1
+
+# Install step
+emmake make install

recipes/recipes_emscripten/xeus-cpp/recipe.yaml

@@ -0,0 +1,56 @@
+context:
+  version: 0.4.0
+
+package:
+  name: xeus-cpp
+  version: ${{ version }}
+
+source:
+  url: https://github.com/compiler-research/xeus-cpp/archive/refs/tags/${{ version }}.tar.gz
+  sha256: 28b07534ff322ebe17fab1997cdf60d0fb811ee1d7fd518742a5d0d157e70e25
+
+build:
+  number: 0
+
+requirements:
+  build:
+    - ${{ compiler("cxx") }}
+    - cmake
+    - make  # [unix]
+  host:
+    - nlohmann_json
+    - xeus-lite <2.0
+    - xeus >=3.0.5,<4.0
+    - xtl >=0.7,<0.8
+    - cpp-argparse
+    - pugixml
+    - CppInterOp
+
+
+tests:
+  - script:
+    - test -f $PREFIX/bin/xcpp.wasm
+    - test -f $PREFIX/bin/xcpp.js
+    - test -f $PREFIX/share/jupyter/kernels/xcpp/kernel.json
+    - test -f $PREFIX/share/jupyter/kernels/xcpp/logo-32x32.png
+    - test -f $PREFIX/share/jupyter/kernels/xcpp/logo-64x64.png
+
+about:
+  license: BSD-3-Clause
+  license_family: BSD-3
+  license_file: LICENSE.TXT
+  homepage: https://github.com/compiler-research/xeus-cpp
+  repository: https://github.com/compiler-research/xeus-cpp
+  documentation: https://github.com/compiler-research/xeus-cpp
+  summary: |
+    xeus-cpp is a Jupyter kernel for C++
+  description: |
+    xeus-cpp is a Jupyter kernel for cpp based on the native implementation
+    of the Jupyter protocol xeus.
+
+extra:
+  recipe-maintainers:
+    - alexander-penev
+    - vgvassilev
+    - DerThorsten
+    - anutosh491