trigger:
  - master

jobs:
- job: Build
  timeoutInMinutes: 360
  strategy:
    matrix:
      # windows:
      #   imageName: 'vs2017-win2016'
      mac:
        imageName: 'macos-10.14'
      linux:
        imageName: 'ubuntu-16.04'

  pool:
    vmImage: $(imageName)

  steps:
    - bash: |
        # Windows releases of LLVM don't include the llvm-nm tool, which is needed for building
        # wasi-libc. Rust's llvm-tools include llvm-nm, and Rust is installed on Azure's Windows
        # images, so we can use that to make llvm-nm available without too much overhead.
        set -euo pipefail
        rustup update stable
        rustup default stable
        rustup component add llvm-tools-preview
        echo "##vso[task.setvariable variable=WASM_NM;]$(rustc --print sysroot|sed 's|C:|/c|'|sed 's|\\|/|g')/lib/rustlib/x86_64-pc-windows-msvc/bin/llvm-nm.exe"
      displayName: Install llvm-nm (Windows)
      condition: and(succeeded(), eq( variables['Agent.OS'], 'Windows_NT' ))
    - script: |
        choco install ninja
      displayName: Install Ninja (Windows)
      condition: and(succeeded(), eq( variables['Agent.OS'], 'Windows_NT' ))
    - script: |
        brew install ninja
      displayName: Install Ninja (macOS)
      condition: and(succeeded(), eq( variables['Agent.OS'], 'Darwin' ))
    - script: |
        sudo apt install ninja-build
      displayName: Install Ninja (Linux)
      condition: and(succeeded(), eq( variables['Agent.OS'], 'Linux' ))
    - bash: |
        set -euo pipefail
        export PREFIX=`pwd`/out
        make -j4
      displayName: Build