[Haskell-cafe] Call external program and get stdout

Jules Bean jules at jellybean.co.uk
Thu Nov 22 11:56:59 EST 2007

Maurí­cio wrote:
> Hi,
> How can I call a program (like, for instance,
> 'grep text *') and get the standard output?
> All actions I found (executeFile, system) do
> not give me the output of the program.


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