build_sysroot/build_sysroot.sh

   1 #!/bin/bash
   2
   3 # Requires the CHANNEL env var to be set to `debug` or `release.`
   4
   5 set -e
   6 cd $(dirname "$0")
   7
   8 pushd ../ >/dev/null
   9 source ./config.sh
  10 popd >/dev/null
  11
  12 # Cleanup for previous run
  13 #     v Clean target dir except for build scripts and incremental cache
  14 rm -r target/*/{debug,release}/{build,deps,examples,libsysroot*,native} 2>/dev/null || true
  15 rm Cargo.lock test_target/Cargo.lock 2>/dev/null || true
  16 rm -r sysroot/ 2>/dev/null || true
  17
  18 # Build libs
  19 export RUSTFLAGS="$RUSTFLAGS -Z force-unstable-if-unmarked -Cpanic=abort"
  20 if [[ "$1" == "--release" ]]; then
  21     sysroot_channel='release'
  22     RUSTFLAGS="$RUSTFLAGS -Zmir-opt-level=3" cargo build --target $TARGET_TRIPLE --release
  23 else
  24     sysroot_channel='debug'
  25     cargo build --target $TARGET_TRIPLE --features compiler_builtins/c
  26 fi
  27
  28 # Copy files to sysroot
  29 mkdir -p sysroot/lib/rustlib/$TARGET_TRIPLE/lib/
  30 cp -r target/$TARGET_TRIPLE/$sysroot_channel/deps/* sysroot/lib/rustlib/$TARGET_TRIPLE/lib/