feat: Added C language support

.github/workflows/livecode_ci.yml

@@ -1,14 +1,17 @@
 name: Livecode (Code Sanity Check & Test)
 
-on: [ push, pull_request ]
+on:
+  push:
+  pull_request:
+  workflow_dispatch:
 
 jobs:
   sanity_check:
     runs-on: ubuntu-latest
     name: Sanity Check
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-python@v2
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v4
         with:
           python-version: '3.x'
       - name: Installing dependencies
@@ -23,8 +26,8 @@ jobs:
     runs-on: ubuntu-latest
     name: Test Cases
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-python@v2
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v4
         with:
           python-version: '3.x'
       - name: Installing Dependencies

Makefile

@@ -2,7 +2,10 @@ LIVECODE_PORT?=8010
 
 default: run
 
-setup:
+build-c-runtime:
+	docker build -t fossunited/falcon-c ./runtimes/c
+
+setup: build-c-runtime
 	docker pull fossunited/falcon-python:3.9
 	docker pull fossunited/falcon-golang
 	docker pull fossunited/falcon-rust

livecode_server/config.py

@@ -30,6 +30,11 @@
             "command": [],
             "code_filename": "main.go"
         },
+        "c": {
+            "image": "fossunited/falcon-c",
+            "command": [],
+            "code_filename": "main.c"
+        },
         "joy": {
             "image": "falcon-joy",
             "command": ["python", "/opt/start.py"],

runtimes/c/Dockerfile

@@ -0,0 +1,9 @@
+FROM debian:bullseye-slim
+RUN apt-get update && \
+    apt-get install -y build-essential && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/*
+COPY run.sh /usr/local/bin/run.sh
+RUN chmod +x /usr/local/bin/run.sh
+WORKDIR /app
+ENTRYPOINT ["/usr/local/bin/run.sh"]

runtimes/c/run.sh

@@ -0,0 +1,8 @@
+#!/bin/sh
+set -e
+
+SOURCE_FILE="main.c"
+OUTPUT_BINARY="/tmp/a.out"
+
+gcc "${SOURCE_FILE}" -o "${OUTPUT_BINARY}"
+exec "${OUTPUT_BINARY}"

tests/runtimes/test_c_hello.yml

@@ -0,0 +1,9 @@
+runtime: c
+code: |
+  #include <stdio.h>
+  int main() {
+     printf("Hello from C runtime!\n");
+     return 0;
+  }
+expected_output: "Hello from C runtime!\n"
+