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我想在我的OSX El Capitan上安装Libpca库。 我已成功安装libpca的犰狳库。用Armadillo安装Libpca时发生链接错误
我的第一个问题是libpca没有在头文件的/ usr/local/include文件夹中搜索include。我用CPATH env变量解决了这个问题。
现在我还不能使的来源，因为我得到另一个链接错误：
Making all in src/lib
/Applications/Xcode.app/Contents/Developer/usr/bin/make all-am
/bin/sh ../../libtool --tag=CXX --mode=link g++ -D_THREAD_SAFE -O2 -std=c++11 -version-info 2:0:1 -no-undefined -o libpca.la -rpath /usr/local/lib pca.lo utils.lo
libtool: link: g++ -dynamiclib -o .libs/libpca.1.dylib .libs/pca.o .libs/utils.o -O2 -install_name /usr/local/lib/libpca.1.dylib -compatibility_version 3 -current_version 3.0 -Wl,-single_module
Undefined symbols for architecture x86_64:
"_wrapper_ddot_", referenced from:
void arma::syrk<false, false, false>::apply_blas_type<double, arma::Mat<double> >(arma::Mat<double>&, arma::Mat<double> const&, double, double) in pca.o
stats::utils::compute_column_rms(arma::Mat<double> const&) in utils.o
void arma::syrk<true, false, false>::apply_blas_type<double, arma::Mat<double> >(arma::Mat<double>&, arma::Mat<double> const&, double, double) in utils.o
"_wrapper_dgemm_", referenced from:
void arma::glue_times::apply<double, false, false, false, arma::Mat<double>, arma::Mat<double> >(arma::Mat<double>&, arma::Mat<double> const&, arma::Mat<double> const&, double) in pca.o
void arma::gemm<false, true, false, false>::apply_blas_type<double, arma::Mat<double>, arma::Mat<double> >(arma::Mat<double>&, arma::Mat<double> const&, arma::Mat<double> const&, double, double) in pca.o
void arma::glue_times::apply<double, true, false, false, arma::Mat<double>, arma::Mat<double> >(arma::Mat<double>&, arma::Mat<double> const&, arma::Mat<double> const&, double) in utils.o
"_wrapper_dgemv_", referenced from:
void arma::glue_times::apply<double, false, false, false, arma::Mat<double>, arma::Mat<double> >(arma::Mat<double>&, arma::Mat<double> const&, arma::Mat<double> const&, double) in pca.o
void arma::glue_times::apply<double, true, false, false, arma::Col<double>, arma::Mat<double> >(arma::Mat<double>&, arma::Col<double> const&, arma::Mat<double> const&, double) in pca.o
void arma::glue_times::apply<double, false, true, false, arma::Row<double>, arma::Mat<double> >(arma::Mat<double>&, arma::Row<double> const&, arma::Mat<double> const&, double) in pca.o
void arma::glue_times::apply<double, false, true, false, arma::Mat<double>, arma::Mat<double> >(arma::Mat<double>&, arma::Mat<double> const&, arma::Mat<double> const&, double) in pca.o
void arma::glue_times::apply<double, true, false, false, arma::Mat<double>, arma::Mat<double> >(arma::Mat<double>&, arma::Mat<double> const&, arma::Mat<double> const&, double) in utils.o
"_wrapper_dgetrf_", referenced from:
double arma::auxlib::det_lapack<double>(arma::Mat<double> const&, bool) in pca.o
"_wrapper_dsyev_", referenced from:
bool arma::auxlib::eig_sym<double, arma::Mat<double> >(arma::Col<double>&, arma::Mat<double>&, arma::Base<double, arma::Mat<double> > const&) in pca.o
"_wrapper_dsyevd_", referenced from:
bool arma::auxlib::eig_sym_dc<double, arma::Mat<double> >(arma::Col<double>&, arma::Mat<double>&, arma::Base<double, arma::Mat<double> > const&) in pca.o
"_wrapper_dsyrk_", referenced from:
void arma::syrk<false, false, false>::apply_blas_type<double, arma::Mat<double> >(arma::Mat<double>&, arma::Mat<double> const&, double, double) in pca.o
void arma::syrk<true, false, false>::apply_blas_type<double, arma::Mat<double> >(arma::Mat<double>&, arma::Mat<double> const&, double, double) in utils.o
ld: symbol(s) not found for architecture x86_64
clang: error: linker command failed with exit code 1 (use -v to see invocation)
make[2]: *** [libpca.la] Error 1
make[1]: *** [all] Error 2
make: *** [all-recursive] Error 1