By the way, the latest modifications broke core-updates:
http://hydra.gnu.org/build/262811/nixlog/2/tail-reload
ends with
In ice-9/regex.scm:
189: 3 [list-matches # ...]
176: 2 [fold-matches # ...]
In unknown file:
?: 1 [regexp-exec # ...]
In ice-9/boot-9.scm:
106: 0 [#<procedure a15cf60 at ice-9/boot-9.scm:97:6 (thrown-k . args)>
encoding-error ...]
ice-9/boot-9.scm:106:20: In procedure #<procedure a15cf60 at
ice-9/boot-9.scm:97:6 (thrown-k . args)>:
ice-9/boot-9.scm:106:20: Throw to key `encoding-error' with args
`("scm_to_stringn" "cannot convert narrow string to output locale" 84 #f #f)'.
This looks related...
Andreas