我已经将 OpenCV 安装在一个通用路径 /home/luca/ParallelOpenCV/install_icpc/lib
中,其中有 libopencv_core.so
:
luca@jarvis:~$ ldd /home/luca/ParallelOpenCV/install_icpc/lib/libopencv_core.so
linux-vdso.so.1 => (0x00007ffccb389000)
libdl.so.2 => /lib/x86_64-linux-gnu/libdl.so.2 (0x00007f46af719000)
libm.so.6 => /lib/x86_64-linux-gnu/libm.so.6 (0x00007f46af410000)
libpthread.so.0 => /lib/x86_64-linux-gnu/libpthread.so.0 (0x00007f46af1f2000)
librt.so.1 => /lib/x86_64-linux-gnu/librt.so.1 (0x00007f46aefea000)
libz.so.1 => /lib/x86_64-linux-gnu/libz.so.1 (0x00007f46aedd0000)
libimf.so => /opt/intel/compilers_and_libraries_2017.1.132/linux/compiler/lib/intel64/libimf.so (0x00007f46ae8e3000)
libsvml.so => /opt/intel/compilers_and_libraries_2017.1.132/linux/compiler/lib/intel64/libsvml.so (0x00007f46ad9d8000)
libirng.so => /opt/intel/compilers_and_libraries_2017.1.132/linux/compiler/lib/intel64/libirng.so (0x00007f46ad663000)
libstdc++.so.6 => /usr/lib/x86_64-linux-gnu/libstdc++.so.6 (0x00007f46ad2e0000)
libiomp5.so => /opt/intel/compilers_and_libraries_2017.1.132/linux/compiler/lib/intel64/libiomp5.so (0x00007f46acf3d000)
libgcc_s.so.1 => /lib/x86_64-linux-gnu/libgcc_s.so.1 (0x00007f46acd27000)
libintlc.so.5 => /opt/intel/compilers_and_libraries_2017.1.132/linux/compiler/lib/intel64/libintlc.so.5 (0x00007f46acabc000)
libc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007f46ac6f3000)
/lib64/ld-linux-x86-64.so.2 (0x000055f67574e000)
我将路径添加到 LD_LIBRARY_PATH
并执行了 ldconfig
,但是:
luca@jarvis:~$ ldd libopencv_core.so
ldd: ./libopencv_core.so: No such file or directory
我错过了什么?
最佳答案
来自 man ldd
:-
NAME
ldd - print shared object dependencies
SYNOPSIS top
ldd [option]... file...
DESCRIPTION
ldd prints the shared objects (shared libraries) required by each
program or shared object specified on the command line. An example
of its use and output is the following:
$ ldd /bin/ls
linux-vdso.so.1 (0x00007ffcc3563000)
libselinux.so.1 => /lib64/libselinux.so.1 (0x00007f87e5459000)
libcap.so.2 => /lib64/libcap.so.2 (0x00007f87e5254000)
libc.so.6 => /lib64/libc.so.6 (0x00007f87e4e92000)
libpcre.so.1 => /lib64/libpcre.so.1 (0x00007f87e4c22000)
libdl.so.2 => /lib64/libdl.so.2 (0x00007f87e4a1e000)
/lib64/ld-linux-x86-64.so.2 (0x00005574bf12e000)
libattr.so.1 => /lib64/libattr.so.1 (0x00007f87e4817000)
libpthread.so.0 => /lib64/libpthread.so.0 (0x00007f87e45fa000)
命令的输出:
luca@jarvis:~$ ldd libopencv_core.so
ldd: ./libopencv_core.so: No such file or directory
说程序或共享对象应该指定在
隐含目录中不存在命令行 = ./
= /home/luca
。
我们知道它存在于 /home/luca/ParallelOpenCV/install_icpc/lib
中。
如果您运行 ldd
file,其中 file 在 shell 扩展之后是路径名
现有文件,然后 ldd
将显示动态依赖项
该文件,由动态链接器发现并通常依赖于
当前的 ldconfig
配置及其对操作的通常关注
LD_LIBRARY_PATH
环境设置。它不会搜索您的系统
对于可能是不存在的文件的备选文件
并显示这些候选人的动态依赖关系。
关于c++ - ldd找不到库,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/43516242/