Add postgis

Formula/postgis.rb

@@ -0,0 +1,158 @@
+# Postgis formula which depends on an alternate PostgreSQL version.
+#
+# Generated with:
+#     brew tap --force homebrew/homebrew-core
+#     brew extract homebrew/homebrew-core/postgis MercuryTechnologies/homebrew-tap
+class Postgis < Formula
+  desc "Adds support for geographic objects to PostgreSQL"
+  homepage "https://postgis.net/"
+  url "https://download.osgeo.org/postgis/source/postgis-3.4.2.tar.gz"
+  sha256 "c8c874c00ba4a984a87030af6bf9544821502060ad473d5c96f1d4d0835c5892"
+  license "GPL-2.0-or-later"
+  revision 2
+
+  livecheck do
+    url "https://download.osgeo.org/postgis/source/"
+    regex(/href=.*?postgis[._-]v?(\d+(?:\.\d+)+)\.t/i)
+  end
+
+  head do
+    url "https://git.osgeo.org/gitea/postgis/postgis.git", branch: "master"
+
+    depends_on "autoconf" => :build
+    depends_on "automake" => :build
+    depends_on "libtool" => :build
+  end
+
+  depends_on "gpp" => :build
+  depends_on "pkg-config" => :build
+  depends_on "gdal" # for GeoJSON and raster handling
+  depends_on "geos"
+  depends_on "icu4c"
+  depends_on "json-c" # for GeoJSON and raster handling
+  depends_on "pcre2"
+  depends_on "postgresql@16"
+  depends_on "proj"
+  depends_on "protobuf-c" # for MVT (map vector tiles) support
+  depends_on "sfcgal" # for advanced 2D/3D functions
+
+  fails_with gcc: "5" # C++17
+
+  def postgresql
+    Formula["postgresql@16"]
+  end
+
+  def install
+    # Work around an Xcode 15 linker issue which causes linkage against LLVM's
+    # libunwind due to it being present in a library search path.
+    if DevelopmentTools.clang_build_version >= 1500
+      recursive_dependencies
+        .select { |d| d.name.match?(/^llvm(@\d+)?$/) }
+        .map { |llvm_dep| llvm_dep.to_formula.opt_lib }
+        .each { |llvm_lib| ENV.remove "HOMEBREW_LIBRARY_PATHS", llvm_lib }
+    end
+
+    ENV.deparallelize
+
+    # C++17 is required.
+    ENV.append "CXXFLAGS", "-std=c++17"
+
+    # Workaround for: Built-in generator --c_out specifies a maximum edition
+    # PROTO3 which is not the protoc maximum 2023.
+    # Remove when fixed in `protobuf-c`:
+    # https://github.com/protobuf-c/protobuf-c/pull/711
+    ENV["PROTOCC"] = Formula["protobuf"].opt_bin/"protoc"
+
+    args = [
+      "--with-projdir=#{Formula["proj"].opt_prefix}",
+      "--with-jsondir=#{Formula["json-c"].opt_prefix}",
+      "--with-pgconfig=#{postgresql.opt_bin}/pg_config",
+      "--with-protobufdir=#{Formula["protobuf-c"].opt_bin}",
+      # Unfortunately, NLS support causes all kinds of headaches because
+      # PostGIS gets all of its compiler flags from the PGXS makefiles. This
+      # makes it nigh impossible to tell the buildsystem where our keg-only
+      # gettext installations are.
+      "--disable-nls",
+    ]
+
+    system "./autogen.sh" if build.head?
+    # Pretend to install into HOMEBREW_PREFIX to allow PGXS to find PostgreSQL binaries
+    system "./configure", *args, *std_configure_args(prefix: HOMEBREW_PREFIX)
+    system "make"
+    # Override the hardcoded install paths set by the PGXS makefiles
+    system "make", "install", "bindir=#{bin}",
+                              "docdir=#{doc}",
+                              "mandir=#{man}",
+                              "pkglibdir=#{lib/postgresql.name}",
+                              "datadir=#{share/postgresql.name}",
+                              "PG_SHAREDIR=#{share/postgresql.name}"
+
+    # Extension scripts
+    bin.install %w[
+      utils/create_upgrade.pl
+      utils/postgis_restore.pl
+      utils/profile_intersects.pl
+      utils/test_estimation.pl
+      utils/test_geography_estimation.pl
+      utils/test_geography_joinestimation.pl
+      utils/test_joinestimation.pl
+    ]
+  end
+
+  test do
+    pg_version = postgresql.version.major
+    expected = /'PostGIS built for PostgreSQL % cannot be loaded in PostgreSQL %',\s+#{pg_version}\.\d,/
+    postgis_version = Formula["postgis"].version.major_minor
+    assert_match expected, (share/postgresql.name/"contrib/postgis-#{postgis_version}/postgis.sql").read
+
+    require "base64"
+    (testpath/"brew.shp").write ::Base64.decode64 <<~EOS
+      AAAnCgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAoOgDAAALAAAAAAAAAAAAAAAA
+      AAAAAADwPwAAAAAAABBAAAAAAAAAFEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
+      AAAAAAAAAAAAAAAAAAEAAAASCwAAAAAAAAAAAPA/AAAAAAAA8D8AAAAAAAAA
+      AAAAAAAAAAAAAAAAAgAAABILAAAAAAAAAAAACEAAAAAAAADwPwAAAAAAAAAA
+      AAAAAAAAAAAAAAADAAAAEgsAAAAAAAAAAAAQQAAAAAAAAAhAAAAAAAAAAAAA
+      AAAAAAAAAAAAAAQAAAASCwAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAAAAA
+      AAAAAAAAAAAABQAAABILAAAAAAAAAAAAAAAAAAAAAAAUQAAAAAAAACJAAAAA
+      AAAAAEA=
+    EOS
+    (testpath/"brew.dbf").write ::Base64.decode64 <<~EOS
+      A3IJGgUAAABhAFsAAAAAAAAAAAAAAAAAAAAAAAAAAABGSVJTVF9GTEQAAEMA
+      AAAAMgAAAAAAAAAAAAAAAAAAAFNFQ09ORF9GTEQAQwAAAAAoAAAAAAAAAAAA
+      AAAAAAAADSBGaXJzdCAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
+      ICAgICAgICAgICAgIFBvaW50ICAgICAgICAgICAgICAgICAgICAgICAgICAg
+      ICAgICAgICAgU2Vjb25kICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
+      ICAgICAgICAgICAgICBQb2ludCAgICAgICAgICAgICAgICAgICAgICAgICAg
+      ICAgICAgICAgIFRoaXJkICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg
+      ICAgICAgICAgICAgICAgUG9pbnQgICAgICAgICAgICAgICAgICAgICAgICAg
+      ICAgICAgICAgICBGb3VydGggICAgICAgICAgICAgICAgICAgICAgICAgICAg
+      ICAgICAgICAgICAgICAgIFBvaW50ICAgICAgICAgICAgICAgICAgICAgICAg
+      ICAgICAgICAgICAgQXBwZW5kZWQgICAgICAgICAgICAgICAgICAgICAgICAg
+      ICAgICAgICAgICAgICAgICBQb2ludCAgICAgICAgICAgICAgICAgICAgICAg
+      ICAgICAgICAgICAg
+    EOS
+    (testpath/"brew.shx").write ::Base64.decode64 <<~EOS
+      AAAnCgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAARugDAAALAAAAAAAAAAAAAAAA
+      AAAAAADwPwAAAAAAABBAAAAAAAAAFEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
+      AAAAAAAAAAAAAAAAADIAAAASAAAASAAAABIAAABeAAAAEgAAAHQAAAASAAAA
+      igAAABI=
+    EOS
+    result = shell_output("#{bin}/shp2pgsql #{testpath}/brew.shp")
+    assert_match "Point", result
+    assert_match "AddGeometryColumn", result
+
+    pg_ctl = postgresql.opt_bin/"pg_ctl"
+    psql = postgresql.opt_bin/"psql"
+    port = free_port
+
+    system pg_ctl, "initdb", "-D", testpath/"test"
+    (testpath/"test/postgresql.conf").write <<~EOS, mode: "a+"
+
+      shared_preload_libraries = 'postgis-3'
+      port = #{port}
+    EOS
+    system pg_ctl, "start", "-D", testpath/"test", "-l", testpath/"log"
+    system psql, "-p", port.to_s, "-c", "CREATE EXTENSION \"postgis\";", "postgres"
+    system pg_ctl, "stop", "-D", testpath/"test"
+  end
+end