CI: Download sqlite

Author: simolus3

.github/workflows/compile_sqlite.yml

@@ -0,0 +1,39 @@
+name: Download and compile SQLite
+
+on:
+  workflow_call:
+    outputs:
+      artifact_id:
+        description: "ID of the artifact containing prebuilt SQLite libraries"
+        value: "todo"
+  push:
+    branches:
+      - v3
+
+jobs:
+  download_sqlite:
+    runs-on: ubuntu-latest
+    name: Download SQLite sources
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/cache@v4
+        id: cache_build
+        with:
+          path: out/
+          key: sqlite-src-${{ hashFiles('tool/') }}
+
+      - uses: dart-lang/setup-dart@v1
+        if: steps.cache_build.outputs.cache-hit != 'true'
+
+      - name: Download sqlite3
+        if: steps.cache_build.outputs.cache-hit != 'true'
+        run: |
+          dart run tool/download_sqlite.dart
+
+      - name: Upload sqlite3 sources
+        uses: actions/upload-artifact@v4
+        with:
+          name: sqlite3-src
+          path: out/
+          if-no-files-found: error
+          retention-days: 1

.github/workflows/main.yml

@@ -1,8 +1,8 @@
 name: CI
 
 on:
-  push:
-    branches: ['**']
+#  push:
+#    branches: ['**']
   pull_request:
     branches: [ main ]
 

tool/download_sqlite.dart

@@ -0,0 +1,49 @@
+import 'dart:io';
+
+const sqlitePath = 'sqlite-amalgamation-3500400';
+const sqliteSource = 'https://sqlite.org/2025/$sqlitePath.zip';
+const sqliteMultipleCiphersSource =
+    'https://github.com/utelle/SQLite3MultipleCiphers/releases/download/v2.2.4/sqlite3mc-2.2.4-sqlite-3.50.4-amalgamation.zip';
+
+const tmpDir = 'tmp';
+
+void main(List<String> args) async {
+  await Directory(tmpDir).create();
+
+  await _downloadAndExtract(sqliteSource, 'sqlite3');
+  await _downloadAndExtract(sqliteMultipleCiphersSource, 'sqlite3mc');
+
+  await Directory('out').create();
+  await Directory('out/sqlite3mc').create();
+  await File('$tmpDir/sqlite3mc_amalgamation.h')
+      .copy('out/sqlite3mc/sqlite3mc_amalgamation.h');
+  await File('$tmpDir/sqlite3mc_amalgamation.c')
+      .copy('out/sqlite3mc/sqlite3mc_amalgamation.c');
+
+  await Directory('out/sqlite3').create();
+  await File('$tmpDir/$sqlitePath/sqlite3.h').copy('out/sqlite3/sqlite3.h');
+  await File('$tmpDir/$sqlitePath/sqlite3.c').copy('out/sqlite3/sqlite3.c');
+  await File('$tmpDir/$sqlitePath/sqlite3ext.h')
+      .copy('out/sqlite3/sqlite3ext.h');
+}
+
+Future<void> _downloadAndExtract(String url, String filename) async {
+  await _run('curl -L $url --output $filename.zip', workingDirectory: tmpDir);
+  await _run('unzip $filename.zip', workingDirectory: tmpDir);
+}
+
+Future<void> _run(String command, {String? workingDirectory}) async {
+  print('Running $command');
+
+  final proc = await Process.start(
+    'sh',
+    ['-c', command],
+    mode: ProcessStartMode.inheritStdio,
+    workingDirectory: workingDirectory,
+  );
+  final exitCode = await proc.exitCode;
+
+  if (exitCode != 0) {
+    exit(exitCode);
+  }
+}