[MacPorts] #65474: darktable: upstream build script: review for relevant port changes

[MacPorts]

#65474: darktable: upstream build script: review for relevant port changes
-------------------------------------------------+-------------------------
  Reporter:  mascguy                             |      Owner:  mascguy
      Type:  enhancement                         |     Status:  assigned
  Priority:  Normal                              |  Milestone:
 Component:  ports                               |    Version:  2.7.2
Resolution:                                      |   Keywords:
      Port:  darktable exiv2 gnutls gtk-mac-     |
  bundler gtk-osx-application                    |
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Comment (by mascguy):

 Feature-wise, it looks like the curve and noise tools cause build failures
 for 10.13 and prior. So those will be disabled for earlier macOS releases,
 until more investigation has been done.

 {{{
 [ 17%] Linking CXX executable darktable-curve-tool
 Undefined symbols for architecture x86_64:
   "___kmpc_for_static_fini", referenced from:
       _.omp_outlined. in darktable-curve-tool.c.o
       _.omp_outlined..66 in darktable-curve-tool.c.o
   "___kmpc_for_static_init_4", referenced from:
       _.omp_outlined. in darktable-curve-tool.c.o
       _.omp_outlined..66 in darktable-curve-tool.c.o
   "___kmpc_fork_call", referenced from:
       _linearize_16bit in darktable-curve-tool.c.o
       _linearize_8bit in darktable-curve-tool.c.o
 ld: symbol(s) not found for architecture x86_64
 clang: error: linker command failed with exit code 1 (use -v to see
 invocation)
 make[2]: *** [share/darktable/tools/basecurve/darktable-curve-tool] Error
 1
 }}}

-- 
Ticket URL: <https://trac.macports.org/ticket/65474#comment:3>
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