[MacPorts] #38570: lua-lpeg @0.11: portfile parse error if lua is not installed

[MacPorts]

#38570: lua-lpeg @0.11: portfile parse error if lua is not installed
-----------------------+--------------------------
  Reporter:  egall@…   |      Owner:  and.damore@…
      Type:  defect    |     Status:  closed
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:  2.1.3
Resolution:  fixed     |   Keywords:
      Port:  lua-lpeg  |
-----------------------+--------------------------
Changes (by and.damore@…):

 * status:  new => closed
 * resolution:   => fixed


Comment:

 Replying to [comment:2 larryv@…]:
 > This line…
 > {{{
 > LDFLAGS="${configure.ldflags} [exec ${prefix}/bin/pkg-config lua
 --libs]"
 > }}}
 > …needs to go into a `pre-build` block or something, so that the `exec`
 command is not evaluated when the portfile is parsed.

 That's not possible AFAIK, even if you set a variable in an augmented
 phase it would not be available at portfile's main level. A correct
 approach is patching the makefile rather than passing the values on build
 args.

 Committed r104585, ticket closed.

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Ticket URL: <https://trac.macports.org/ticket/38570#comment:3>
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