Dart script to build curl for iOS and Android

Builds curl native lib in following config:

• TLS with BoringSSL (built by quiche)
• HTTP3 with quiche
• HTTP2 with nghttp2
• Brotli
• c-ares DNS resolver (macOS only)
• Android lib as AAR (arm64-v8a, armeabi-v7a, x86_64)
• iOS lib as an xcframework holding a dynamic Curl.framework (arm64 iphoneos, arm64 iphonesimulator, x86_64 iphonesimulator)
• macOS lib as an xcframework holding a dynamic Curl.framework (arm64 Apple Silicon, x86_64 Intel)

Binaries are available to download in the releases.

Setup

Tested on a Mac with M5 Max, macOS 27.0.1, Xcode 27.1

Requirements:

• dart
• Xcode
• Android NDK 30.0.16248370 in ~/Library/Android/sdk/ndk/ (version set in env.dart)
• git
• autoconf
• automake
• libtool
• cmake
• pkg-config
• go
• rust
• cargo-ndk

Rust targets:

• aarch64-linux-android
• armv7-linux-androideabi
• x86_64-linux-android
• aarch64-apple-ios
• aarch64-apple-ios-sim
• x86_64-apple-ios
• x86_64-apple-darwin
• aarch64-apple-darwin

Running script

$ dart main.dart clean cloneRepos patchQuiche patchCurl setupDirs

# clones git repos, applies patches

$ dart main.dart alliOS

# output in build/ios/Curl.xcframework

$ dart main.dart allmacOS

# output in build/macos/Curl.xcframework

$ dart main.dart allAndroid

# output in build/android/Curl.aar

References

• curl - https://github.com/curl/curl
• Build process - https://curl.se/docs/http3.html
• Brotli - https://github.com/google/brotli
• Quiche - https://github.com/cloudflare/quiche
• ngHTTP2 - https://github.com/nghttp2/nghttp2
• c-ares - https://github.com/c-ares/c-ares