dotnet-installer/build/FileExtensions.props

<Project>
    <PropertyGroup>

      <ArchiveExtension Condition=" '$(OSName)' == 'win' ">.zip</ArchiveExtension>
      <ArchiveExtension Condition=" '$(OSName)' != 'win' ">.tar.gz</ArchiveExtension>

      <InstallerExtension Condition=" '$(OSName)' == 'win' ">.msi</InstallerExtension>
      <InstallerExtension Condition=" '$(OSName)' == 'osx' ">.pkg</InstallerExtension>
      <InstallerExtension Condition=" '$(OSName)' == 'ubuntu' ">.deb</InstallerExtension>

      <BundleExtension Condition=" '$(OSName)' == 'win' ">.exe</BundleExtension>
      <BundleExtension Condition=" '$(OSName)' == 'osx' ">$(InstallerExtension)</BundleExtension>
      <BundleExtension Condition=" '$(OSName)' == 'ubuntu' ">$(InstallerExtension)</BundleExtension>

      <DynamicLibPrefix>lib</DynamicLibPrefix>
      <DynamicLibPrefix Condition=" '$(OSName)' == 'win' "></DynamicLibPrefix>

      <DynamicLibExtension>.so</DynamicLibExtension>
      <DynamicLibExtension Condition=" '$(OSName)' == 'win' ">.dll</DynamicLibExtension>
      <DynamicLibExtension Condition=" '$(OSName)' == 'osx' ">.dylib</DynamicLibExtension>

      <ExeExtension>.exe</ExeExtension>
      <ExeExtension Condition=" '$(OS)' != 'Windows_NT' "></ExeExtension>

      <PlatformScriptExtension Condition=" '$(OS)' == 'Windows_NT' ">.ps1</PlatformScriptExtension>
      <PlatformScriptExtension Condition=" '$(OS)' != 'Windows_NT' ">.sh</PlatformScriptExtension>

    </PropertyGroup>
</Project>