Documentation for the patch system

README

@@ -196,6 +196,10 @@ configuration to the build. These are:
  fixapos=yes       Like fixtrans, but deals with an even older issue relating
                    to 'unescaped apostrophes' in translation strings.
  maven=yes         Build with maven instead of ant
+ patch=x           Apply patch(es). 'x' names one (or more - comma-seperated)
+                   files within a directory below the metadata, with the same
+                   name as the metadata file but without the extension. Each of
+                   these patches is applied to the code in turn.
 
 Another example, using extra parameters:
 

fdroid.texi

@@ -429,6 +429,12 @@ Like fixtrans, but deals with an even older issue relating to
 @item maven=yes
 Build with maven instead of ant
 
+@item patch=x
+Apply patch(es). 'x' names one (or more - comma-seperated)
+files within a directory below the metadata, with the same
+name as the metadata file but without the extension. Each of
+these patches is applied to the code in turn.
+
 @end table
 
 Another example, using extra parameters: