Let setup.cfg customize the base directory for libs and includes

svn path=/trunk/matplotlib/; revision=8113

Author: efiring

setup.cfg.template

@@ -4,6 +4,11 @@
 [egg_info]
 tag_svn_revision = 1
 
+[directories]
+# Uncomment to override the default basedir in setupext.py.
+# This can be a single directory or a space-delimited list of directories.
+#basedirlist = /usr
+
 [status]
 # To suppress display of the dependencies and their versions
 # at the top of the build log, uncomment the following line:

setupext.py

@@ -119,7 +119,8 @@
            'build_macosx': 'auto',
            'build_image': True,
            'build_windowing': True,
-           'backend': None}
+           'backend': None,
+           'basedirlist': None}
 
 defines = [
         ('PY_ARRAY_UNIQUE_SYMBOL', 'MPL_ARRAY_API'),
@@ -161,6 +162,15 @@
     try: options['backend'] = config.get("rc_options", "backend")
     except: pass
 
+    try: options['basedirlist'] = config.get("directories", "basedirlist")
+    except: pass
+
+# For get_base_flags:
+if options['basedirlist']:
+    basedirlist = options['basedirlist'].split()
+else:
+    basedirlist = basedir[sys.platform]
+print "basedirlist is:", basedirlist
 
 if options['display_status']:
     def print_line(char='='):
@@ -331,10 +341,10 @@ def check_for_libpng():
 
 def add_base_flags(module):
     incdirs = filter(os.path.exists,
-                     [os.path.join(p, 'include') for p in basedir[sys.platform] ])
+                     [os.path.join(p, 'include') for p in basedirlist ])
     libdirs = filter(os.path.exists,
-                     [os.path.join(p, 'lib')     for p in basedir[sys.platform] ]+
-                     [os.path.join(p, 'lib64')     for p in basedir[sys.platform] ] )
+                     [os.path.join(p, 'lib')     for p in basedirlist ]+
+                     [os.path.join(p, 'lib64')     for p in basedirlist ] )
 
     module.include_dirs.extend(incdirs)
     module.include_dirs.append('.')