diff options
Diffstat (limited to 'guix/build/haskell-build-system.scm')
| -rw-r--r-- | guix/build/haskell-build-system.scm | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/guix/build/haskell-build-system.scm b/guix/build/haskell-build-system.scm index 513c08096d..91f62138d0 100644 --- a/guix/build/haskell-build-system.scm +++ b/guix/build/haskell-build-system.scm @@ -275,9 +275,21 @@ given Haskell package." (_ (error "Could not find a Cabal file to patch.")))) #t) +(define* (generate-setuphs #:rest empty) + "Generate a default Setup.hs if needed." + (when (not (or (file-exists? "Setup.hs") + (file-exists? "Setup.lhs"))) + (format #t "generating missing Setup.hs~%") + (with-output-to-file "Setup.hs" + (lambda () + (format #t "import Distribution.Simple~%") + (format #t "main = defaultMain~%")))) + #t) + (define %standard-phases (modify-phases gnu:%standard-phases (add-after 'unpack 'patch-cabal-file patch-cabal-file) + (add-after 'unpack 'generate-setuphs generate-setuphs) (delete 'bootstrap) (add-before 'configure 'setup-compiler setup-compiler) (add-before 'install 'haddock haddock) |