[Fedora-haskell-list] [Bug 509699] New: ~/.cabal/bin should be appended to PATH if available

[Red Hat Bugzilla]

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Summary: ~/.cabal/bin should be appended to PATH if available

https://bugzilla.redhat.com/show_bug.cgi?id=509699

Summary: ~/.cabal/bin should be appended to PATH if available
           Product: Fedora
           Version: rawhide
          Platform: All
        OS/Version: Linux
            Status: NEW
          Severity: medium
          Priority: low
         Component: cabal-install
        AssignedTo: [e-mail]
        ReportedBy: [e-mail]
         QAContact: [e-mail]
                CC: [e-mail], [e-mail]
    Classification: Fedora
    Target Release: ---

Description of problem:
After installing cabal programs, it is annoying that they are not in PATH
and one has to type the fully-qualified or relative path
explicitly: eg ~/.cabal/bin/progname

I think we can append ~/.cabal/bin to user's PATH if it exists.