Macos OS X上的libg2o链接器错误

我收到以下链接器错误：

cd /Users/mhoggan/Development/bluenote/image_pose_adjustment/image_pose_adjustment/native/graph/cmake-build-debug/src && /Applications/CLion.app/Contents/bin/cmake/bin/cmake -E cmake_link_script CMakeFiles/graph_optimization.dir/link.txt --verbose=1
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/c++    -std=c++11 -Wall -Werror -O3 -DNDEBUG -Wl,-search_paths_first -Wl,-headerpad_max_install_names  CMakeFiles/graph_optimization.dir/main.cpp.o CMakeFiles/graph_optimization.dir/BundleRigidGraphOptimizer.cpp.o CMakeFiles/graph_optimization.dir/FlexibleGraphOptimizer.cpp.o CMakeFiles/graph_optimization.dir/LoopClosure.cpp.o CMakeFiles/graph_optimization.dir/PoseJsonReader.cpp.o  -o graph_optimization  -L/Users/mhoggan/Development/bluenote/image_pose_adjustment/image_pose_adjustment/native/graph/cmake-build-debug/g2o-src/lib  /usr/local/lib/libboost_filesystem-mt.a /usr/local/lib/libboost_system-mt.a -lg2o_cli -lg2o_core -lg2o_interface -lg2o_parser -lg2o_solver_csparse -lg2o_solver_dense -lg2o_solver_pcg -lg2o_stuff -lg2o_types_icp -lg2o_types_sba -lg2o_types_sim3 -lg2o_types_slam2d -lg2o_types_slam3d -lg2o_csparse_extension -lcsparse -ljsoncpp -Wl,-rpath,/Users/mhoggan/Development/bluenote/image_pose_adjustment/image_pose_adjustment/native/graph/cmake-build-debug/g2o-src/lib 
Undefined symbols for architecture x86_64:
  "g2o::csparse_extension::cs_cholsolsymb(cs_sparse const*, double*, cs_symbolic const*, double*, int*)", referenced from:
      g2o::LinearSolverCSparse<Eigen::Matrix<double, -1, -1, 0, -1, -1> >::solve(g2o::SparseBlockMatrix<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, double*, double*) in LoopClosure.cpp.o
  "g2o::csparse_extension::writeCs2Octave(char const*, cs_sparse const*, bool)", referenced from:
      g2o::LinearSolverCSparse<Eigen::Matrix<double, -1, -1, 0, -1, -1> >::solve(g2o::SparseBlockMatrix<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, double*, double*) in LoopClosure.cpp.o
  "g2o::csparse_extension::cs_chol_workspace(cs_sparse const*, cs_symbolic const*, int*, double*)", referenced from:
      g2o::LinearSolverCSparse<Eigen::Matrix<double, -1, -1, 0, -1, -1> >::solveBlocks(double**&, g2o::SparseBlockMatrix<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&) in LoopClosure.cpp.o
      g2o::LinearSolverCSparse<Eigen::Matrix<double, -1, -1, 0, -1, -1> >::solvePattern(g2o::SparseBlockMatrix<Eigen::Matrix<double, -1, -1, 0, -1, -1> >&, std::__1::vector<std::__1::pair<int, int>, std::__1::allocator<std::__1::pair<int, int> > > const&, g2o::SparseBlockMatrix<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&) in LoopClosure.cpp.o
ld: symbol(s) not found for architecture x86_64
clang: error: linker command failed with exit code 1 (use -v to see invocation)

---

就在这里，你检查过你的

CMakeLists.txt

：

include\u目录（${G2O\u include\u DIR}）

和

目标链接库（你的目标${G2O\u核心库}${G2O\u素材库}）

？您是否使用与g2o相同的clang版本构建项目？它们构建在相同的构建中我为g2o添加了一个外部项目，构建它，然后使用相同的cmake命令构建我的库。是的，这些都已准备就绪。看起来您正在进行发布构建…或者？只是在这里冒险，您是否检查过您的

CMakeLists.txt

：

include\u目录（${G2O\u include\u DIR}）

和

目标链接库（您的目标${G2O\u核心库}${G2O\u素材库}）

？您是否使用与g2o相同的clang版本构建项目？它们构建在相同的构建中我为g2o添加了一个外部项目，构建它，然后使用相同的cmake命令构建我的库。是的，这些都已准备就绪。看起来您正在进行发布构建…或者？

mhoggan-C02S81PRG8WM:graph mhoggan$ nm /Users/mhoggan/Development/bluenote/image_pose_adjustment/image_pose_adjustment/native/graph/cmake-build-debug/g2o-src/lib/libg2o_csparse_extension.dylib | grep cs_cholsolsymb
0000000000002120 T __ZN3g2o17csparse_extension14cs_cholsolsymbEPK12cs_di_sparsePdPK14cs_di_symbolicS4_Pi
mhoggan-C02S81PRG8WM:graph mhoggan$ nm /Users/mhoggan/Development/bluenote/image_pose_adjustment/image_pose_adjustment/native/graph/cmake-build-debug/g2o-src/lib/libg2o_csparse_extension.dylib | grep writeCs2Octave
00000000000027d0 T __ZN3g2o17csparse_extension14writeCs2OctaveEPKcPK12cs_di_sparseb
mhoggan-C02S81PRG8WM:graph mhoggan$ nm /Users/mhoggan/Development/bluenote/image_pose_adjustment/image_pose_adjustment/native/graph/cmake-build-debug/g2o-src/lib/libg2o_csparse_extension.dylib | grep cs_chol_workspace
0000000000002210 T __ZN3g2o17csparse_extension17cs_chol_workspaceEPK12cs_di_sparsePK14cs_di_symbolicPiPd