src/ci/docker/scripts/musl-toolchain.sh

   1 # Copyright 2016 The Rust Project Developers. See the COPYRIGHT
   2 # file at the top-level directory of this distribution and at
   3 # http://rust-lang.org/COPYRIGHT.
   4 #
   5 # Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
   6 # http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   7 # <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
   8 # option. This file may not be copied, modified, or distributed
   9 # except according to those terms.
  10
  11 set -ex
  12
  13 hide_output() {
  14   set +x
  15   on_err="
  16 echo ERROR: An error was encountered with the build.
  17 cat /tmp/build.log
  18 exit 1
  19 "
  20   trap "$on_err" ERR
  21   bash -c "while true; do sleep 30; echo \$(date) - building ...; done" &
  22   PING_LOOP_PID=$!
  23   $@ &> /tmp/build.log
  24   trap - ERR
  25   kill $PING_LOOP_PID
  26   rm /tmp/build.log
  27   set -x
  28 }
  29
  30 TARGET=$1
  31 OUTPUT=/usr/local
  32 shift
  33
  34 git clone https://github.com/richfelker/musl-cross-make -b v0.9.7
  35 cd musl-cross-make
  36
  37 hide_output make -j$(nproc) TARGET=$TARGET
  38 hide_output make install TARGET=$TARGET OUTPUT=$OUTPUT
  39
  40 cd ..
  41
  42 export CC=$TARGET-gcc
  43 export CXX=$TARGET-g++
  44
  45 LLVM=60
  46
  47 # may have been downloaded in a previous run
  48 if [ ! -d libunwind-release_$LLVM ]; then
  49   curl -L https://github.com/llvm-mirror/llvm/archive/release_$LLVM.tar.gz | tar xzf -
  50   curl -L https://github.com/llvm-mirror/libunwind/archive/release_$LLVM.tar.gz | tar xzf -
  51 fi
  52
  53 mkdir libunwind-build
  54 cd libunwind-build
  55 cmake ../libunwind-release_$LLVM \
  56           -DLLVM_PATH=/build/llvm-release_$LLVM \
  57           -DLIBUNWIND_ENABLE_SHARED=0 \
  58           -DCMAKE_C_COMPILER=$CC \
  59           -DCMAKE_CXX_COMPILER=$CXX \
  60           -DCMAKE_C_FLAGS="$CFLAGS" \
  61           -DCMAKE_CXX_FLAGS="$CXXFLAGS"
  62
  63 hide_output make -j$(nproc)
  64 cp lib/libunwind.a $OUTPUT/$TARGET/lib
  65 cd ../ && rm -rf libunwind-build
  66