>>> Unpacking source... >>> Unpacking blender-2.37a.tar.gz to /var/tmp/portage/blender-2.37a/work * Applying blender-2.37a-dirs.patch ... [ ok ] * Cannot find $EPATCH_SOURCE! Value for $EPATCH_SOURCE is: * * /usr/portage/media-gfx/blender/files/blender-2.37a-x86_64.patch * ( blender-2.37a-x86_64.patch ) !!! ERROR: media-gfx/blender-2.37a failed. !!! Function epatch, Line 220, Exitcode 0 !!! Cannot find $EPATCH_SOURCE! !!! If you need support, post the topmost build error, NOT this status message Just synced 1 min ago. Reproducible: Always Steps to Reproduce: 1. 2. 3.
From the cvs log seems that you forgot to add a patch in the tree.
fixed in tree.