[MacPorts] #56177: octave-control: adds non-existing folders to -L and fails to build

[MacPorts]

#56177: octave-control: adds non-existing folders to -L and fails to build
--------------------+----------------------------
 Reporter:  mojca   |      Owner:  Schamschula
     Type:  defect  |     Status:  new
 Priority:  Normal  |  Milestone:
Component:  ports   |    Version:
 Keywords:          |       Port:  octave-control
--------------------+----------------------------
 The `octave-control` package seems to be broken:
 {{{
 :info:configure /opt/local/bin/gfortran-mp-7 -c -fPIC -pipe -Os -m64
 select.f -o select.o
 :info:configure ar -rc slicotlibrary.a ./sltmp/*.o
 :info:configure rm -rf sltmp slicot
 :info:configure LFLAGS="-L/opt/local/lib/octave/4.3.0+ -L/opt/local/lib
 -L/opt/local/lib -lvecLibFort  -L/opt/local/lib
 -L/opt/local/libexec/qt5/lib -L/opt/local/lib/gcc7/gcc/x86_64-apple-
 darwin17/7.2.0 -L/opt/local/lib/gcc7/gcc/x86_64-apple-
 darwin17/7.2.0/../../.. -lgfortran -lquadmath -lm" \
 :info:configure     /usr/bin/arch -arch x86_64
 /opt/local/bin/mkoctfile-4.3.0+ --verbose __control_slicot_functions__.cc
 common.cc slicotlibrary.a
 :info:configure /usr/bin/clang++ -c -I/opt/local/include -fPIC
 -I/opt/local/include/octave-4.3.0+/octave/..
 -I/opt/local/include/octave-4.3.0+/octave -I/opt/local/include
 -D_THREAD_SAFE -pthread -pipe -Os -std=c++11 -stdlib=libc++ -arch x86_64
 __control_slicot_functions__.cc -o __control_slicot_functions__.o
 :info:configure /usr/bin/clang++ -c -I/opt/local/include -fPIC
 -I/opt/local/include/octave-4.3.0+/octave/..
 -I/opt/local/include/octave-4.3.0+/octave -I/opt/local/include
 -D_THREAD_SAFE -pthread -pipe -Os -std=c++11 -stdlib=libc++ -arch x86_64
 common.cc -o common.o
 :info:configure /usr/bin/clang++ -std=gnu++11
 -I/opt/local/include/octave-4.3.0+/octave/..
 -I/opt/local/include/octave-4.3.0+/octave -I/opt/local/include
 -D_THREAD_SAFE -pthread -pipe -Os -std=c++11 -stdlib=libc++ -arch x86_64
 -bundle -bundle_loader /opt/local/bin/octave-4.3.0+  -o
 __control_slicot_functions__.oct  __control_slicot_functions__.o common.o
 slicotlibrary.a  -L/opt/local/lib/octave/4.3.0+ -L/opt/local/lib
 -L/opt/local/lib -lvecLibFort  -L/opt/local/lib
 -L/opt/local/libexec/qt5/lib -L/opt/local/lib/gcc7/gcc/x86_64-apple-
 darwin17/7.2.0 -L/opt/local/lib/gcc7/gcc/x86_64-apple-
 darwin17/7.2.0/../../.. -lgfortran -lquadmath -lm -loctinterp -loctave
 :info:configure clang: warning: argument unused during compilation:
 '-pthread' [-Wunused-command-line-argument]
 :info:configure ld: warning: directory not found for option
 '-L/opt/local/lib/gcc7/gcc/x86_64-apple-darwin17/7.2.0'
 :info:configure ld: warning: directory not found for option
 '-L/opt/local/lib/gcc7/gcc/x86_64-apple-darwin17/7.2.0/../../..'
 :info:configure ld: library not found for -lgfortran
 :info:configure clang: error: linker command failed with exit code 1 (use
 -v to see invocation)
 :info:configure make: *** [__control_slicot_functions__.oct] Error 1
 :info:configure pkg: error running `make' for the control package.
 }}}

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Ticket URL: <https://trac.macports.org/ticket/56177>
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