Building elf programs that depend on themselves. Given an ELF file, copy all its dependent files to a specified directory and modify the information of all its dependent dynamic libraries to the specified directory, especially modifying the dependencies of libc and the ld loader. 构建自依赖elf程序。给定一个elf文件，将其依赖的文件都拷贝到指定目录，并且修改其所有依赖的动态库的信息到指定目录。
Building elf programs that depend on themselves. Given an ELF file, copy all its dependent files to a specified directory and modify the information of all its dependent dynamic libraries to the specified directory, especially modifying the dependencies of libc and the ld loader. 构建自依赖elf程序。给定一个elf文件，将其依赖的文件都拷贝到指定目录，并且修改其所有依赖的动态库的信息到指定目录。