homebrew-core/Formula/mksh.rb

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require 'formula'
class CpioDownloadStrategy < CurlDownloadStrategy
def stage
system "gzcat #{@tarball_path} | cpio -id"
chdir
end
end
class Mksh < Formula
homepage 'https://www.mirbsd.org/mksh.htm'
url 'https://www.mirbsd.org/MirOS/dist/mir/mksh/mksh-R40d.cpio.gz',
:using => CpioDownloadStrategy
version '0.40d'
sha1 '74450a1107664797e5fdbdeb444f18f82f0686ac'
def install
system "sh", "./Build.sh", "-c", (ENV.compiler == :clang ? "lto" : "combine")
bin.install 'mksh'
man1.install 'mksh.1'
end
def caveats; <<-EOS.undent
To allow using mksh as a login shell, run this as root:
echo #{HOMEBREW_PREFIX}/bin/mksh >> /etc/shells
Then, any user may run `chsh` to change their shell.
EOS
end
end