linux 下，为什么明明存在的文件，执行却说 No such file or directory ？

Question

╭─pon@T4GPU ~/code/work/vobile/vt/svn_ppgraph/trunk/match_graph/bin  ‹master› ╰─➤  file media_match           media_match: ELF 32-bit LSB executable, Intel 80386, version 1 (SYSV), dynamically linked, interpreter /lib/ld-linux.so.2, for GNU/Linux 2.6.8, with debug_info, not stripped╭─pon@T4GPU ~/code/work/vobile/vt/svn_ppgraph/trunk/match_graph/bin  ‹master› ╰─➤  file ./media_match                                 ./media_match: ELF 32-bit LSB executable, Intel 80386, version 1 (SYSV), dynamically linked, interpreter /lib/ld-linux.so.2, for GNU/Linux 2.6.8, with debug_info, not stripped╭─pon@T4GPU ~/code/work/vobile/vt/svn_ppgraph/trunk/match_graph/bin  ‹master› ╰─➤  ./media_match           zsh: no such file or directory: ./media_match╭─pon@T4GPU ~/code/work/vobile/vt/svn_ppgraph/trunk/match_graph/bin  ‹master› ╰─➤  ./media_match                                                                                                                                                                                                                                   127 ↵╭─pon@T4GPU ~/code/work/vobile/vt/svn_ppgraph/trunk/match_graph/bin  ‹master› ╰─➤  ./"media_match"                                                                                                                                                                                                                                 130 ↵zsh: no such file or directory: ./media_match╭─pon@T4GPU ~/code/work/vobile/vt/svn_ppgraph/trunk/match_graph/bin  ‹master› ╰─➤  ldd media_match                                                                                                                                                                                                                                 127 ↵        not a dynamic executable

换成 bash 试了一下

pon@T4GPU:~/code/work/vobile/vt/svn_ppgraph/trunk/match_graph/bin$ lltotal 1744drwxrwxr-x 2 pon pon   4096 Nov  2 09:07 ./drwxrwxr-x 5 pon pon   4096 Nov  2 09:07 ../-rwxrwxr-x 1 pon pon 666068 Nov  2 09:07 dna_status*-rwxrwxr-x 1 pon pon    983 Nov  2 09:07 match_graph*-rwxrwxr-x 1 pon pon   1281 Nov  2 09:07 match_plot*-rwxrwxr-x 1 pon pon 260796 Nov  2 09:07 media_match*-rwxrwxr-x 1 pon pon 834082 Nov  2 09:07 media_matchd*-rwxrwxr-x 1 pon pon   3959 Nov  2 09:07 plot_dna_match*pon@T4GPU:~/code/work/vobile/vt/svn_ppgraph/trunk/match_graph/bin$ ./media_matchbash: ./media_match: No such file or directorypon@T4GPU:~/code/work/vobile/vt/svn_ppgraph/trunk/match_graph/bin$ pwd/home/pon/code/work/vobile/vt/svn_ppgraph/trunk/match_graph/bin

不理解，我的机器是 ubuntu22.04 ，这个程序是一个十几年前的程序，难道和 glibc 库的版本什么的有关系？

Answer 1

你是要执行一个文件 还是切换到一个文件夹？
如果是切换到文件夹就要加cd
如果是要执行一个文件(脚本)，你就vim/cat/more看一下它是什么类型的脚本
带上对应解释器命令，比如sh bash
也有可能这个路径是个空文件夹或者错误的文件，报错也有可能
或者你的环境没有配能运行这个文件的环境变量