PATCHES

diff generation

For mercurial users:

cd surf-directory
hg diff > surf-X.Y-yourpatchname.diff

For tarballs:

cd modified-surf-directory/..
diff -up original-surf-directory modified-surf-directory > surf-X.Y-yourpatchname.diff

where X.Y is a surf tag name or version number.

patch application

For mercurial users:

cd surf-directory
hg patch path/to/patch.diff

For tarballs:

cd surf-directory
patch -p1 < path/to/patch.diff