pil: Uninstall correctly.

Installs now into the cellar, so that uninstall works.

Closes #16558.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>

1 files changed, 23 insertions, 3 deletions

diff --git a/Library/Formula/pil.rb b/Library/Formula/pil.rb
index e9865b1e7..150a6f24c 100644
--- a/Library/Formula/pil.rb
+++ b/Library/Formula/pil.rb
@@ -9,7 +9,7 @@ class Pil < Formula
 
   depends_on :freetype
   depends_on 'jpeg' => :recommended
-  depends_on 'little-cms'=> :optional unless build.include? 'with-little-cms'
+  depends_on 'little-cms' => :optional unless build.include? 'with-little-cms'
 
   # The patch is to fix a core dump in Bug in PIL's quantize() with 64 bit architectures.
   # http://mail.python.org/pipermail/image-sig/2012-June/007047.html
@@ -46,8 +46,24 @@ class Pil < Formula
               "add_directory(include_dirs, \"#{HOMEBREW_PREFIX}/include\")"
     end
 
-    system "python", "setup.py", "build_ext"
-    system "python", "setup.py", "install", "--prefix=#{prefix}"
+    # In order to install into the Cellar, the dir must exist and be in the
+    # PYTHONPATH.
+    temp_site_packages = lib/which_python/'site-packages'
+    mkdir_p temp_site_packages
+    ENV['PYTHONPATH'] = temp_site_packages
+    args = [
+      "--no-user-cfg",
+      "--verbose",
+      "install",
+      "--force",
+      "--install-scripts=#{share}/python",
+      "--install-lib=#{temp_site_packages}",
+      "--install-data=#{share}",
+      "--install-headers=#{include}",
+      "--record=installed-files.txt"
+    ]
+    system "python", "-s", "setup.py", *args
+
   end
 
   def caveats; <<-EOS.undent
@@ -56,6 +72,10 @@ class Pil < Formula
     the build will fail.
     EOS
   end
+
+  def which_python
+    "python" + `python -c 'import sys;print(sys.version[:3])'`.strip
+  end
 end
 
 __END__