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MetaCall Embedding Ruby Example

This example shows how to embed Ruby into C/C++ source code. The instructions are focused on Linux but it can be ported to other platforms easily.

Dependencies

For building this example you need Ruby 2.5 to be installed in the system (including the dev dependencies). For debian based distros:

sudo apt-get install -y --no-install-recommends ruby ruby-dev

Build

Build the project, MetaCall dependency may require root permissions in order to be installed in the system.

git clone https://github.com/metacall/embedding-ruby-example.git
mkdir embedding-ruby-example/build && cd embedding-ruby-example/build
cmake ..
cmake --build . --target install

Run

From project root directory, run the following commands:

export LOADER_LIBRARY_PATH="/usr/local/lib"
export LOADER_SCRIPT_PATH="`pwd`"
embedding-ruby-example

Docker

Building and running with Docker:

docker build --build-arg DISABLE_CACHE=`date +%s` -t metacall/embedding-ruby-example .
docker run --rm -it metacall/embedding-ruby-example