Cross compile

TODO: A document about how to build a program which use custom enterpoint _start

Target

Cross-Compile Status of Proot-rs

Android target

• arm-linux-androideabi

  • [ ] Failed because crate sc does not support android

    

• aarch64-linux-android

Linux target

• arm-unknown-linux-musleabi
• aarch64-unknown-linux-musl

A guide to quickly test alpine and nginx on Android

cross

• The cross will ignore CARGO_BUILD_TARGET, we need to append flag -target=${CARGO_BUILD_TARGET}
• passthrough in Cross.toml
• The value of linker is override by cross.
  • https://github.com/rust-embedded/cross/issues/463
  • https://github.com/rust-embedded/cross/blob/master/docker/Dockerfile.aarch64-linux-android#L26
• One can use --version to show version of cross, and use -verbose to debug cross.