Re: how to get a directory's "full" name?

[Paul D. Smith]

%% "Robert P. J. Day" <address@hidden> writes:

  rpjd> as part of my multi-arch build, i need to convert a (probably)
  rpjd> relative directory name to its full name.  that is, if someone
  rpjd> refers to "..", i need to get the full directory name of ".."

  rpjd> this "function" seems to work:

  rpjd> real-dir = $(shell cd ${1} ; echo $${PWD})

This is not portable; not all shells set or track the PWD environment
variable.

  rpjd> cd to arg, then echo full dir name.  is there a simpler or built-in
  rpjd> way that's better?

If you're willing to limit your makefiles to newer versions of make you
can use the $(abspath ...) or $(abspath ...) functions.

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