ronn: try to fix
see
@@ -556,9 +556,11 @@ function (generate_manpage NAME)
if (RONN_LOC)
add_custom_command (OUTPUT ${OUTFILE}
DEPENDS ${MDFILE}
- COMMAND export
- RUBYOPT="-Eutf-8"
- &&
+ COMMAND ${CMAKE_COMMAND}
+ -E
+ env
+ RUBYOPT="-Eutf-8:utf-8"
+ LC_ALL="C.utf-8"
${RONN_LOC}
ARGS
-r
