Pat,
Here’s the output of a new attempt:
john@haystack ~/.gimp-2.9/plug-ins/gmic-minimal/src $ make gimp
make "CFLAGS+=-Dgmic_build -Dcimg_use_zlib -I/usr/include
-Dgmic_prerelease="\\\"`date +%m%d%y`\\\"" -std=c++11 -Wall -W
-Dcimg_use_vt100 -Dcimg_use_abort -Dcimg_use_png -Dcimg_use_curl
-Dcimg_use_fftw3 -Dcimg_use_rng -Dgmic_is_parallel -fopenmp
-Dcimg_use_openmp -Dcimg_display=1 -Dcimg_appname=\\\"gmic\\\"
-I/usr/X11R6/include -O2 -mtune=generic" "LIBS+=-lz -L/usr/lib -lm -lpng
-lz -lcurl -lfftw3 -lfftw3_threads -lpthread -lgomp -L/usr/X11R6/lib -lX11
-lpthread " gmic_gimp
make[1]: Entering directory '/home/john/.gimp-2.9/plug-ins/gmic-minimal/src'
> Retrieve G'MIC Standard Library...
> ...done!
> Retrieve CImg Library...
> ...done!
g++ -o gmic_gimp.o -c gmic.cpp -Dgmic_gimp -Dgmic_build -Dcimg_use_zlib
-I/usr/include -Dgmic_prerelease=\"091815\" -std=c++11 -Wall -W
-Dcimg_use_vt100 -Dcimg_use_abort -Dcimg_use_png -Dcimg_use_curl
-Dcimg_use_fftw3 -Dcimg_use_rng -Dgmic_is_parallel -fopenmp
-Dcimg_use_openmp -Dcimg_display=1 -Dcimg_appname=\"gmic\"
-I/usr/X11R6/include -O2 -mtune=generic
g++ -o gmic_gimp gmic_gimp.cpp gmic_gimp.o -Dgmic_gimp `gimptool-2.0
--cflags` -Dgmic_build -Dcimg_use_zlib -I/usr/include
-Dgmic_prerelease=\"091815\" -std=c++11 -Wall -W -Dcimg_use_vt100
-Dcimg_use_abort -Dcimg_use_png -Dcimg_use_curl -Dcimg_use_fftw3
-Dcimg_use_rng -Dgmic_is_parallel -fopenmp -Dcimg_use_openmp
-Dcimg_display=1 -Dcimg_appname=\"gmic\" -I/usr/X11R6/include -O2
-mtune=generic `gimptool-2.0 --libs` -lz -L/usr/lib -lm -lpng -lz -lcurl
-lfftw3 -lfftw3_threads -lpthread -lgomp -L/usr/X11R6/lib -lX11 -lpthread
strip gmic_gimp
make[1]: Leaving directory '/home/john/.gimp-2.9/plug-ins/gmic-minimal/src'
john@haystack ~/.gimp-2.9/plug-ins/gmic-minimal/src $ ls
./ CImg.h *gmic_gimp** gmic_gimp.o gmic_in_script.scm
gmic_use_lib.cpp
../ gmic.cpp gmic_gimp.cpp gmic.h gmic_stdlib.h Makefile
No errors, and when I move this new gmic_gimp to my plug-ins directory and
start gimp-2.9, select an image to enable the GMIC plug-in and select it, I
get the error I noted. I have other plug-ins that I wrote in python, and
these work without issue.