Cabal Server Files

For some reason, cabal isn't creating an executable for my program. When I run cabal build, I get this output:

• Best Cabal Server
• Infinity Cabal Server Files

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A subsequent cabal run gives me this error:

Sure enough, there is no server binary in dist/build/server/server. The temp files are, however, in dist/build/server/server-temp/.

My .cabal file:

My directory structure (including dist from cabal build):

The main definition:

1 Answer

it's all there in the message:

you need a source file defining the Main module

and exporting a mainfunction:

and your main-is field in your .cabal file should point to this.

If you have all this you should be able to compile it into an executable.

Here is a nice intro: How to write a Haskell programm

update

Best Cabal Server

as it turn out the module was named Core.Main - make sure you have one module Main too - you can always add a top level main.hs and reexport just the main from Core.Main too

Infinity Cabal Server Files