doxygen: enable dot and GUI

* Add option and depends on graphviz for dot.
* Add option and depends on qt for GUI support.

Closes #16860.

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

1 files changed, 7 insertions, 4 deletions

diff --git a/Library/Formula/doxygen.rb b/Library/Formula/doxygen.rb
index 2c661fee7..8aecdf6fe 100644
--- a/Library/Formula/doxygen.rb
+++ b/Library/Formula/doxygen.rb
@@ -8,12 +8,15 @@ class Doxygen < Formula
 
   head 'https://doxygen.svn.sourceforge.net/svnroot/doxygen/trunk'
 
+  option 'with-dot', 'Build with dot command support from Graphviz.'
+  option 'with-doxywizard', 'Build GUI frontend with qt support.'
+
+  depends_on 'graphviz' if build.include? 'with-dot'
+  depends_on 'qt' if build.include? 'with-doxywizard'
+
   def install
     system "./configure", "--prefix", prefix
-    system "make", "CC=#{ENV.cc}",
-                   "CXX=#{ENV.cxx}",
-                   "CFLAGS=#{ENV.cflags}",
-                   "CXXFLAGS=#{ENV.cflags}"
+    system "make"
     # MAN1DIR, relative to the given prefix
     system "make", "MAN1DIR=share/man/man1", "install"
   end