pkg.m4 0.29.2 (new formula)

Formula/p/pkg.m4.rb

@@ -0,0 +1,31 @@
+class PkgM4 < Formula
+  # TODO: Switch to pkgconf source or merge back into pkgconf formula once migration is done
+  desc "Macros to locate and use pkg-config"
+  homepage "https://www.freedesktop.org/wiki/Software/pkg-config/"
+  url "https://pkgconfig.freedesktop.org/releases/pkg-config-0.29.2.tar.gz"
+  mirror "http://fresh-center.net/linux/misc/pkg-config-0.29.2.tar.gz"
+  sha256 "6fc69c01688c9458a57eb9a1664c9aba372ccda420a02bf4429fe610e7e7d591"
+  license "GPL-2.0-or-later"
+
+  livecheck do
+    formula "pkg-config"
+  end
+
+  uses_from_macos "m4" => :test
+
+  def install
+    system "./configure", "--disable-host-tool",
+                          "--disable-silent-rules",
+                          "--with-internal-glib",
+                          *std_configure_args
+    system "make", "install-m4DATA"
+  end
+
+  test do
+    (testpath/"test.m4").write <<~EOS
+      changequote([,])
+      include([#{share}/aclocal/pkg.m4])
+    EOS
+    assert_match "AC_DEFUN(PKG_CHECK_MODULES", shell_output("m4 --fatal-warnings test.m4")
+  end
+end