On Thu, 2020-02-06 at 18:36 -0400, George N. White III wrote: > On Thu, 6 Feb 2020 at 15:04, Danishka Navin <danis...@gmail.com> > wrote: > > Hi, > > > > I am new to eclipse and opencv and I was trying to build a sample > > c++ code using Eclipse. > > > > I have installed following packages. > > rpm -qa | grep opencv > > opencv-devel-3.4.4-10.fc30.x86_64 > > opencv-3.4.4-10.fc30.x86_64 > > opencv-core-3.4.4-10.fc30.x86_64 > > opencv-contrib-3.4.4-10.fc30.x86_64 > > > > > > 00:29:09 **** Incremental Build of configuration Debug for project > > sample **** > > make all > > Building target: sample > > Invoking: GCC C++ Linker > > g++ -L/usr/lib64/ -L/usr/lib/ -o "sample" ./main.o > > -llibopencv_core.so.3.4 -llibopencv_core.so.3.4.4 > > -llibopencv_highgui.so.34 -llibopencv_highgui.so.3.4.4 > > > > libopencv_core.so.3.4 should be a symbolic link to > libopencv_core.so.3.4.4, same for libopencv_highgui.so.3.4. Try: > g++ -o "sample" ./main.o -lopencv_core -lopencv_highgui > Stackoverflow has this among other solutions. > > > /usr/bin/ld: cannot find -llibopencv_core.so.3.4 > > /usr/bin/ld: cannot find -llibopencv_core.so.3.4.4 > > /usr/bin/ld: cannot find -llibopencv_highgui.so.3.4 > > /usr/bin/ld: cannot find -llibopencv_highgui.so.3.4.4 > > collect2: error: ld returned 1 exit status > > make: *** [makefile:46: sample] Error 1 > > "make all" terminated with exit code 2. Build might be incomplete. > > > > 00:29:10 Build Failed. 5 errors, 0 warnings. (took 419ms) > > > > > > $ locate opencv_core.so.3.4 > > /usr/lib64/libopencv_core.so.3.4 > > /usr/lib64/libopencv_core.so.3.4.4 > > > > I have already added /usr/lib64/ and /usr/lib/ as library search > > paths in eclipse. > > > > Is there anything missing in my config? > > > > Regards, > > -- > > Danishka Navin > > > > Did you check if the make file supports make config? If so run that > before the make.
Regards, Les H
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