[Bug 756154] Re: opencv version 2.1.0-3ubuntu1 failed to build on i386

[Jamie Strandboge]

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Title:
  opencv version 2.1.0-3ubuntu1 failed to build on i386

Status in “opencv” package in Ubuntu:
  Triaged
Status in “opencv” source package in Oneiric:
  Triaged

Bug description:
  opencv version 2.1.0-3ubuntu1 failed to build on i386
  Link to failed build: https://launchpad.net/ubuntu/+archive/test-rebuild-20110329/+buildjob/2406153

  Direct link to the build log: https://launchpad.net/ubuntu/+archive
  /test-rebuild-20110329/+buildjob/2406153/+files/buildlog_ubuntu-
  natty-i386.opencv_2.1.0-3ubuntu1_FAILEDTOBUILD.txt.gz

  This log snippet might be of interest, since it triggered the matcher 'Purging chroot-autobuild'.
  Excerpt 3730 lines into the build log:

  cd /build/buildd/opencv-2.1.0/obj-i686-linux-gnu/apps/haartraining && /usr/bin/c++   -DHAVE_CONFIG_H -g -O2   -Wall -pthread -march=i686 -ffunction-sections  -O3 -DNDEBUG  -fomit-frame-pointer -ffast-math -mfpmath=387 -DNDEBUG  -I/usr/lib/pymodules/python2.7/numpy/core/include -I/build/buildd/opencv-2.1.0/. -I/build/buildd/opencv-2.1.0/obj-i686-linux-gnu -I/build/buildd/opencv-2.1.0/include -I/build/buildd/opencv-2.1.0/include/opencv -I/build/buildd/opencv-2.1.0/apps/haartraining   -D PYTHON_USE_NUMPY=1 -o CMakeFiles/createsamples.dir/createsamples.o -c /build/buildd/opencv-2.1.0/apps/haartraining/createsamples.cpp
  Linking CXX executable ../../bin/opencv_createsamples
  cd /build/buildd/opencv-2.1.0/obj-i686-linux-gnu/apps/haartraining && /usr/bin/cmake -E cmake_link_script CMakeFiles/createsamples.dir/link.txt --verbose=1
  /usr/bin/c++   -g -O2   -Wall -pthread -march=i686 -ffunction-sections  -O3 -DNDEBUG  -fomit-frame-pointer -ffast-math -mfpmath=387 -DNDEBUG   -Wl,-Bsymbolic-functions      CMakeFiles/createsamples.dir/createsamples.o  -o ../../bin/opencv_createsamples -rdynamic ../../lib/libcxcore.so.2.1.0 ../../lib/libcv.so.2.1.0 ../../lib/libcvhaartraining.a ../../lib/libhighgui.so.2.1.0 ../../lib/libcv.so.2.1.0 ../../lib/libcxcore.so.2.1.0 -llapack -lz ../../3rdparty/lib/libflann.a -ldl -lm -lpthread -lrt 
  ../../lib/libhighgui.so.2.1.0: undefined reference to `cvCreateCameraCapture_V4L(int)'
  collect2: ld returned 1 exit status
  make[3]: *** [bin/opencv_createsamples] Error 1
  make[3]: Leaving directory `/build/buildd/opencv-2.1.0/obj-i686-linux-gnu'
  make[2]: *** [apps/haartraining/CMakeFiles/createsamples.dir/all] Error 2
  make[2]: Leaving directory `/build/buildd/opencv-2.1.0/obj-i686-linux-gnu'
  make[1]: *** [all] Error 2
  make[1]: Leaving directory `/build/buildd/opencv-2.1.0/obj-i686-linux-gnu'
  dh_auto_build: make -j1 returned exit code 2
  make: *** [build] Error 2
  dpkg-buildpackage: error: debian/rules build gave error exit status 2
  ******************************************************************************
  Build finished at 20110408-1536
  FAILED [dpkg-buildpackage died]
  Purging chroot-autobuild/build/buildd/opencv-2.1.0

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