Got it!
needed to change 
vmove usr/share/OpenCV to vmove usr/share/opencv4

Now got this error: 
   SONAME: libopencv_ml.so.4.2 <-> UNKNOWN PKG PLEASE FIX!
   SONAME: libopencv_photo.so.4.2 <-> UNKNOWN PKG PLEASE FIX!
   SONAME: libopencv_dnn.so.4.2 <-> UNKNOWN PKG PLEASE FIX!
   SONAME: libopencv_highgui.so.4.2 <-> UNKNOWN PKG PLEASE FIX!
   SONAME: libopencv_objdetect.so.4.2 <-> UNKNOWN PKG PLEASE FIX!
   SONAME: libopencv_stitching.so.4.2 <-> UNKNOWN PKG PLEASE FIX!
   SONAME: libopencv_video.so.4.2 <-> UNKNOWN PKG PLEASE FIX!
   SONAME: libopencv_videoio.so.4.2 <-> UNKNOWN PKG PLEASE FIX!
   SONAME: libopencv_imgcodecs.so.4.2 <-> UNKNOWN PKG PLEASE FIX!
   SONAME: libopencv_calib3d.so.4.2 <-> UNKNOWN PKG PLEASE FIX!
   SONAME: libopencv_features2d.so.4.2 <-> UNKNOWN PKG PLEASE FIX!
   SONAME: libopencv_flann.so.4.2 <-> UNKNOWN PKG PLEASE FIX!
   SONAME: libopencv_imgproc.so.4.2 <-> UNKNOWN PKG PLEASE FIX!
   SONAME: libopencv_core.so.4.2 <-> UNKNOWN PKG PLEASE FIX!
   SONAME: libstdc++.so.6 <-> libstdc++>=4.4.0_1
   SONAME: libm.so.6 <-> glibc>=2.29_1
   SONAME: libgcc_s.so.1 <-> libgcc>=4.4.0_1
   SONAME: libc.so.6 <-> glibc>=2.29_1
=> ERROR: libopencv-python3-4.2.0_4: cannot guess required shlibs, aborting!

Trying to figure this error out now.



On Monday, January 20, 2020 at 12:24:23 AM UTC-8, terrible apps wrote:
>
> I am trying to update the template in opencv for xbps-src. I learning 
> linux and would like to help with development to help me learn better. 
>
> I am trying to upgrade it to opencv4.2.0. 
>
> I am running into the following error:
> mv: cannot stat '/destdir//opencv-4.2.0/usr/share/OpenCV': No such file or 
> directory
> => ERROR: libopencv-devel-4.2.0_4: pkg_install: 'mv ${_destdir}/$files 
> ${_pkgdestdir}/${_targetdir}' exited with 1
> => ERROR:   in _vmove() at common/environment/setup/install.sh:232
> => ERROR:   in _noglob_helper() at common/environment/setup/install.sh:12
> => ERROR:   in pkg_install() at srcpkgs/libopencv-devel/template:49
>
> I had added the following flag: DOPENCV_GENERATE_PKGCONFIG=ON
> that seemed to help remove a previous error. I don't know if the error is 
> on the void linux end or opencv end.
>
> Would appreciate help! I posted my question on voidlinux chat but didn't 
> get a reply before leaving the chat.
> Thanks,
>

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