I use MINGW64 to compile HSL (https://www.hsl.rl.ac.uk/ipopt/) following the redme. However, I end up with an error 2 (Makefile:753). The critical command is
gfortran -shared .libs/libcoinhsl-0.dll.def common/.libs/deps90.o common/.libs/deps.o common/.libs/dump.o mc19/.libs/mc19d.o ma27/.libs/ma27d.o ma28/.libs/ma28d.o ma57/.libs/ma57d.o hsl_ma77/.libs/hsl_ma77d.o hsl_ma77/C/.libs/hsl_ma77d_ciface.o hsl_ma86/.libs/hsl_ma86d.o hsl_ma86/C/.libs/hsl_ma86d_ciface.o hsl_mc68/C/.libs/hsl_mc68i_ciface.o hsl_ma97/.libs/hsl_ma97d.o hsl_ma97/C/.libs/hsl_ma97d_ciface.o loadmetis/.libs/loadmetis.o -L/mingw64/lib/ -lopenblas -lpthread -lgfortran -O2 -Wl,-rpath -Wl,/mingw64/lib -o .libs/libcoinhsl-0.dll -Wl,--enable-auto-image-base -Xlinker --out-implib -Xlinker .libs/libcoinhsl.dll.a
The output is
C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/10.3.0/../../../../x86_64-w64-mingw32/bin/ld.exe: common/.libs/deps90.o:C:\msys64\home\user\hsl_solo\coinhsl/common/deps90.f90:17672: undefined reference to `metis_nodend_'
C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/10.3.0/../../../../x86_64-w64-mingw32/bin/ld.exe: common/.libs/deps90.o: in function `__hsl_mc68_integer_MOD_mc68_order_integer':
C:\msys64\home\user\hsl_solo\coinhsl/common/deps90.f90:17454: undefined reference to `metis_nodend_'
C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/10.3.0/../../../../x86_64-w64-mingw32/bin/ld.exe: ma57/.libs/ma57d.o: in function `ma57ad_':
C:\msys64\home\user\hsl_solo\coinhsl/ma57/ma57d.f:469: undefined reference to `metis_nodend_'
C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/10.3.0/../../../../x86_64-w64-mingw32/bin/ld.exe: C:\msys64\home\user\hsl_solo\coinhsl/ma57/ma57d.f:682: undefined reference to `metis_nodend_'
C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/10.3.0/../../../../x86_64-w64-mingw32/bin/ld.exe: C:\msys64\home\user\hsl_solo\coinhsl/ma57/ma57d.f:618: undefined reference to `metis_nodend_'
collect2.exe: error: ld returned 1 exit status
As I am not that experienced with compiling software, does anyone have an idea how I can get this error fixed?