Modulinos: Difference between revisions
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Fixed Haskell |
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=={{header|Haskell}}== |
=={{header|Haskell}}== |
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Haskell has scripted main, but |
Haskell has scripted main, but getting scripted main to work with compiled scripts is tricky. |
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<lang sh>$ rm scriptedmain.hi |
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wonko:scriptedmain andrew$ ghc -o scriptedmain -main-is ScriptedMain scriptedmain.hs |
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wonko:scriptedmain andrew$ ./scriptedmain |
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Main: The meaning of life is 42 |
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wonko:scriptedmain andrew$ rm scriptedmain.o |
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wonko:scriptedmain andrew$ ghc -o test -main-is Test test.hs scriptedmain.hs |
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wonko:scriptedmain andrew$ ./test |
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Test: The meaning of life is 42</lang> |
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scriptedmain.sh |
scriptedmain.sh |
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<lang haskell>#!/usr/bin/env runhaskell |
<lang haskell>#!/usr/bin/env runhaskell |
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-- Compile: |
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-- Haskell has scripted main, but not for compiled scripts. |
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-- |
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-- This is because the primary script must be a module Main, |
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-- rm scriptedmain.hi |
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-- creating a name conflict. |
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-- ghc -o scriptedmain -main-is ScriptedMain scriptedmain.hs |
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module ScriptedMain where |
module ScriptedMain where |
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<lang haskell>#!/usr/bin/env runhaskell |
<lang haskell>#!/usr/bin/env runhaskell |
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-- Compile: |
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-- |
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-- rm scriptedmain.hi |
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-- ghc -o scriptedmain -main-is ScriptedMain scriptedmain.hs |
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-- rm scriptedmain.o |
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-- ghc -o test -main-is Test test.hs scriptedmain.hs |
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module Test where |
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import ScriptedMain hiding (main) |
import ScriptedMain hiding (main) |
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