On Tuesday, March 17, 2020 at 5:01:43 PM UTC-4, Mohamed Mahmoud wrote:
>
> I don't see anything obviously wrong. Add -v to -ldflags to see
>
>> exactly how the external linker is being invoked. Make sure that
>> -lmabain appears at the right point in the link line.
>>
>> Ian
>>
>
> I added -v its not showing libmabain , I am not sure what exactly you mean
> by having -lmabain at the right point , below is my command line let me
> know what it should be ?
>
Step 25/26 : RUN cd ${MABAIN_SRC}/; go install -x -i -ldflags '-w
-extldflags "-lmabain" -v'
---> Running in fd8ed360602a
WORK=/tmp/go-build682038651
mkdir -p $WORK/b001/
swig -version
cd $WORK
/usr/local/go/pkg/tool/linux_amd64/compile -o ./b001/_go_.o -trimpath
"$WORK/b001=>" -p main -complete -goversion go1.13 -D _$WORK -c=4
./swig_intsize.go
cd /mabain_src
swig -go -cgo -intgosize 64 -module mabain -o $WORK/b001/mabain_wrap.cxx
-outdir $WORK/b001/ -c++ mabain.swigcxx
CGO_LDFLAGS='"-g" "-O2"' /usr/local/go/pkg/tool/linux_amd64/cgo -objdir
$WORK/b001/ -importpath _/mabain_src -- -I $WORK/b001/ -g -O2
$WORK/b001/_mabain_swig.go
cd $WORK
gcc -fno-caret-diagnostics -c -x c - -o /dev/null || true
gcc -Qunused-arguments -c -x c - -o /dev/null || true
gcc -fdebug-prefix-map=a=b -c -x c - -o /dev/null || true
gcc -gno-record-gcc-switches -c -x c - -o /dev/null || true
cd $WORK/b001
TERM='dumb' gcc -I /mabain_src -fPIC -m64 -pthread -fmessage-length=0
-fdebug-prefix-map=$WORK/b001=/tmp/go-build -gno-record-gcc-switches -I ./
-g -O2 -o ./_x001.o -c _cgo_export.c
TERM='dumb' gcc -I /mabain_src -fPIC -m64 -pthread -fmessage-length=0
-fdebug-prefix-map=$WORK/b001=/tmp/go-build -gno-record-gcc-switches -I ./
-g -O2 -o ./_x002.o -c _mabain_swig.cgo2.c
cd $WORK
g++ -fno-caret-diagnostics -c -x c - -o /dev/null || true
g++ -Qunused-arguments -c -x c - -o /dev/null || true
g++ -fdebug-prefix-map=a=b -c -x c - -o /dev/null || true
g++ -gno-record-gcc-switches -c -x c - -o /dev/null || true
cd /mabain_src
TERM='dumb' g++ -I . -fPIC -m64 -pthread -fmessage-length=0
-fdebug-prefix-map=$WORK/b001=/tmp/go-build -gno-record-gcc-switches -I
$WORK/b001/ -g -O2 -o $WORK/b001/_x003.o -c mabain_c_interface.cpp
cd $WORK/b001
TERM='dumb' g++ -I /mabain_src -fPIC -m64 -pthread -fmessage-length=0
-fdebug-prefix-map=$WORK/b001=/tmp/go-build -gno-record-gcc-switches -I ./
-g -O2 -o ./_x004.o -c mabain_wrap.cxx
TERM='dumb' gcc -I /mabain_src -fPIC -m64 -pthread -fmessage-length=0
-fdebug-prefix-map=$WORK/b001=/tmp/go-build -gno-record-gcc-switches -I ./
-g -O2 -o ./_cgo_main.o -c _cgo_main.c
cd /mabain_src
TERM='dumb' g++ -I . -fPIC -m64 -pthread -fmessage-length=0
-fdebug-prefix-map=$WORK/b001=/tmp/go-build -gno-record-gcc-switches -o
$WORK/b001/_cgo_.o $WORK/b001/_cgo_main.o $WORK/b001/_x001.o
$WORK/b001/_x002.o $WORK/b001/_x003.o $WORK/b001/_x004.o -g -O2
# _/mabain_src
/tmp/go-build682038651/b001/_x003.o: In function `mbOpen':
./mabain_c_interface.cpp:10: undefined reference to
`mabain::CONSTS::ReaderOptions()'
./mabain_c_interface.cpp:12: undefined reference to `mabain::DB::DB(char
const*, int, unsigned long, unsigned long, unsigned int)'
./mabain_c_interface.cpp:13: undefined reference to `mabain::DB::is_open()
const'
./mabain_c_interface.cpp:14: undefined reference to
`mabain::DB::StatusStr() const'
./mabain_c_interface.cpp:11: undefined reference to
`mabain::CONSTS::WriterOptions()'
/tmp/go-build682038651/b001/_x003.o: In function `mbFind':
./mabain_c_interface.cpp:44: undefined reference to
`mabain::MBData::MBData()'
./mabain_c_interface.cpp:45: undefined reference to `mabain::DB::Find(char
const*, int, mabain::MBData&) const'
./mabain_c_interface.cpp:44: undefined reference to
`mabain::MBData::~MBData()'
./mabain_c_interface.cpp:44: undefined reference to
`mabain::MBData::~MBData()'
/tmp/go-build682038651/b001/_x003.o: In function `mbClose':
./mabain_c_interface.cpp:23: undefined reference to `mabain::DB::Close()'
/tmp/go-build682038651/b001/_x003.o: In function `mbAdd':
./mabain_c_interface.cpp:30: undefined reference to `mabain::DB::Add(char
const*, int, char const*, int, bool)'
/tmp/go-build682038651/b001/_x003.o: In function `mbRemove':
./mabain_c_interface.cpp:37: undefined reference to
`mabain::DB::Remove(char const*, int)'
collect2: error: ld returned 1 exit status
The command '/bin/sh -c cd ${MABAIN_SRC}/; go install -x -i -ldflags '-w
-extldflags "-lmabain" -v'' returned a non-zero code: 2
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