Aaron Denney wnoise at
Sun Dec 9 16:18:20 EST 2007

On 2007-12-09, Bryan O'Sullivan <bos at> wrote:
> Claus Reinke wrote:
>> ./foo and foo are not interchangeable:
> Yes, they are.
> What you have described is the behaviour of the Bourne shell when it
> parses a line and searches for a command.  If it sees a path component
> in a command name, it searches from either the filesystem root or the
> current directory.  Otherwise, it uses $PATH, which does not usually
> contain ".", for security reasons.

Actually, this is done by certain variants of the exec*() family of
system/library calls.

> As you can now imagine, this has no relation to how a Haskell program
> should be manipulating paths.

What, Haskell programs won't ever be manipulating paths of executables it
will be calling?

Aaron Denney

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