Teach auto-dep about cairo

.gitignore

@@ -28,8 +28,15 @@
 /base/usr/bin/*
 /base/usr/lib/*
 
+# Generic
+/base/usr/share/aclocal
+/base/usr/share/gtk-doc
+
 # Freetype
 /base/usr/include/freetype2
 /base/usr/include/ft2build.h
-/base/usr/share/aclocal
 /base/usr/share/fonts
+
+# Cairo + Pixman
+/base/usr/include/cairo
+/base/usr/include/pixman-1

util/auto-dep.py

@@ -34,6 +34,8 @@ class Classifier(object):
         '<toaru/textregion.h>':  (None, '-ltoaru_textregion',  ['<toaru/sdf.h>', '<toaru/yutani.h>','<toaru/graphics.h>', '<toaru/hashmap.h>']),
         # OPTIONAL third-party libraries, for extensions / ports
         '<ft2build.h>':        ('freetype2', '-lfreetype', []),
+        '<pixman.h>':          ('pixman-1', '-lpixman-1', []),
+        '<cairo.h>':           ('cairo', '-lcairo', ['<ft2build.h>', '<pixman.h>']),
     }
 
     def __init__(self, filename):