Unable to build documentation

[poscat0x04]

using cabal:

<no location info>: error:
    module ‘main:Main’ is defined in multiple files: src/Main.hs
                                                     src/C2HS/C/Names.hs
                                                     src/C2HS/C/Trav.hs
                                                     src/C2HS/Gen/Header.hs
Warning: Failed to build documentation for exe:c2hs from c2hs-0.28.6.

[georgefst]

Turns out this is a very misleading error message. Can be fixed by removing 6 lines across 4 files, where there are comments beginning with *.

[georgefst]

Those *s are actually serving a purpose in terms of formatting, but perhaps they could be replaced with something like -.