homebrew-core/Formula/postgresql@10.rb

class PostgresqlAT10 < Formula
  desc "Object-relational database system"
  homepage "https://www.postgresql.org/"
  url "https://ftp.postgresql.org/pub/source/v10.19/postgresql-10.19.tar.bz2"
  sha256 "6eb830b428b60e84ae87e20436bce679c4d9d0202be7aec0e41b0c67d9134239"
  license "PostgreSQL"
  revision 1

  livecheck do
    url "https://ftp.postgresql.org/pub/source/"
    regex(%r{href=["']?v?(10(?:\.\d+)+)/?["' >]}i)
  end

  bottle do
    sha256 arm64_monterey: "d03b4afd640f4c3b00f9f00ab4713271f73dfef8264a8c9d0b0914b7f1bccd2e"
    sha256 arm64_big_sur:  "a412b46666e8faece8064ba341a8798b4d9930885639b10a9a7c9bb20a548942"
    sha256 monterey:       "995e4ac807dfc85963522ba63f10f9ab4d760d23744bb4c9d6ebb660e52c99c5"
    sha256 big_sur:        "d7cbefbbcf76cb78b19d208ae131ec30cd67644410ca1838ff2f5e5226722fdc"
    sha256 catalina:       "635a8c72855cab2239e763b2523fab9c40f5982cc616630f72b4b00486ddfcfa"
  end

  keg_only :versioned_formula

  # https://www.postgresql.org/support/versioning/
  deprecate! date: "2022-11-10", because: :unsupported

  depends_on "pkg-config" => :build
  depends_on "icu4c"
  depends_on "openssl@1.1"
  depends_on "readline"

  uses_from_macos "krb5"
  uses_from_macos "libxslt"
  uses_from_macos "openldap"
  uses_from_macos "perl"

  on_linux do
    depends_on "linux-pam"
    depends_on "util-linux"
  end

  def install
    ENV.prepend "LDFLAGS", "-L#{Formula["openssl@1.1"].opt_lib} -L#{Formula["readline"].opt_lib}"
    ENV.prepend "CPPFLAGS", "-I#{Formula["openssl@1.1"].opt_include} -I#{Formula["readline"].opt_include}"

    args = %W[
      --disable-debug
      --prefix=#{prefix}
      --datadir=#{pkgshare}
      --libdir=#{lib}
      --sysconfdir=#{etc}
      --docdir=#{doc}
      --enable-thread-safety
      --with-gssapi
      --with-icu
      --with-ldap
      --with-libxml
      --with-libxslt
      --with-openssl
      --with-pam
      --with-perl
      --with-uuid=e2fs
    ]
    if OS.mac?
      args += %w[
        --with-bonjour
        --with-tcl
      ]
    end

    # PostgreSQL by default uses xcodebuild internally to determine this,
    # which does not work on CLT-only installs.
    args << "PG_SYSROOT=#{MacOS.sdk_path}" if MacOS.sdk_root_needed?

    system "./configure", *args
    system "make"

    #  pkglibdir=#{lib}/postgresql
    dirs = %W[datadir=#{pkgshare} libdir=#{lib} pkglibdir=#{lib}]

    # Temporarily disable building/installing the documentation.
    # Postgresql seems to "know" the build system has been altered and
    # tries to regenerate the documentation when using `install-world`.
    # This results in the build failing:
    #  `ERROR: `osx' is missing on your system.`
    # Attempting to fix that by adding a dependency on `open-sp` doesn't
    # work and the build errors out on generating the documentation, so
    # for now let's simply omit it so we can package Postgresql for Mojave.
    if OS.mac?
      if DevelopmentTools.clang_build_version >= 1000
        system "make", "all"
        system "make", "-C", "contrib", "install", "all", *dirs
        system "make", "install", "all", *dirs
      else
        system "make", "install-world", *dirs
      end
    else
      system "make", "all"
      system "make", "-C", "contrib", "install", "all", *dirs
      system "make", "install", "all", *dirs
      inreplace lib/"pgxs/src/Makefile.global",
                "LD = #{HOMEBREW_PREFIX}/Homebrew/Library/Homebrew/shims/linux/super/ld",
                "LD = #{HOMEBREW_PREFIX}/bin/ld"
    end
  end

  def post_install
    (var/"log").mkpath
    postgresql_datadir.mkpath

    # Don't initialize database, it clashes when testing other PostgreSQL versions.
    return if ENV["HOMEBREW_GITHUB_ACTIONS"]

    system "#{bin}/initdb", "--locale=C", "-E", "UTF-8", postgresql_datadir unless pg_version_exists?
  end

  def postgresql_datadir
    var/name
  end

  def postgresql_log_path
    var/"log/#{name}.log"
  end

  def pg_version_exists?
    (postgresql_datadir/"PG_VERSION").exist?
  end

  def caveats
    <<~EOS
      This formula has created a default database cluster with:
        initdb --locale=C -E UTF-8 #{postgresql_datadir}
      For more details, read:
        https://www.postgresql.org/docs/#{version.major}/app-initdb.html
    EOS
  end

  service do
    run [opt_bin/"postgres", "-D", var/"postgresql@10"]
    keep_alive true
    log_path var/"log/postgresql@10.log"
    error_log_path var/"log/postgresql@10.log"
    working_dir HOMEBREW_PREFIX
  end

  test do
    system "#{bin}/initdb", testpath/"test" unless ENV["HOMEBREW_GITHUB_ACTIONS"]
    assert_equal pkgshare.to_s, shell_output("#{bin}/pg_config --sharedir").chomp
    assert_equal lib.to_s, shell_output("#{bin}/pg_config --libdir").chomp
    assert_equal lib.to_s, shell_output("#{bin}/pg_config --pkglibdir").chomp
  end
end