homebrew-core/Formula/lit.rb

72 lines
2.2 KiB
Ruby

class Lit < Formula
include Language::Python::Virtualenv
desc "Portable tool for LLVM- and Clang-style test suites"
homepage "https://llvm.org"
url "https://files.pythonhosted.org/packages/3c/e4/aa93b44e5983672069f608e96624eab10890d2361fe0b18546d605bdcb1a/lit-15.0.6.tar.gz"
sha256 "4b4e8e41f0e60f2bad96cdb51f1c90d35ea4bb71534ec0ce3fc0e2ebb77d7fe9"
license "Apache-2.0" => { with: "LLVM-exception" }
bottle do
sha256 cellar: :any_skip_relocation, all: "34343c8ffa3e0f83f42da1557e840a7001a5015a46224587572849772dc94f14"
end
depends_on "llvm" => :test
depends_on "python@3.11"
def python3
"python3.11"
end
def install
system python3, *Language::Python.setup_install_args(prefix, python3)
# Install symlinks so that `import lit` works with multiple versions of Python
python_versions = Formula.names
.select { |name| name.start_with? "python@" }
.map { |py| py.delete_prefix("python@") }
.reject { |xy| xy == Language::Python.major_minor_version(python3) }
site_packages = Language::Python.site_packages(python3).delete_prefix("lib/")
python_versions.each do |xy|
(lib/"python#{xy}/site-packages").install_symlink (lib/site_packages).children
end
end
test do
ENV.prepend_path "PATH", Formula["llvm"].opt_bin
(testpath/"example.c").write <<~EOS
// RUN: cc %s -o %t
// RUN: %t | FileCheck %s
// CHECK: hello world
#include <stdio.h>
int main() {
printf("hello world");
return 0;
}
EOS
(testpath/"lit.site.cfg.py").write <<~EOS
import lit.formats
config.name = "Example"
config.test_format = lit.formats.ShTest(True)
config.suffixes = ['.c']
EOS
system bin/"lit", "-v", "."
if OS.mac?
ENV.prepend_path "PYTHONPATH", prefix/Language::Python.site_packages(python3)
else
python = deps.reject { |d| d.build? || d.test? }
.find { |d| d.name.match?(/^python@\d+(\.\d+)*$/) }
.to_formula
ENV.prepend_path "PATH", python.opt_bin
end
system python3, "-c", "import lit"
end
end