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yangdm0209/Linux操作备忘录.md

Last active May 19, 2016 06:47
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Linux操作备忘录.md

1. 刚刚编译安装完成的库，却提示找不到这个库，这个时候需要手动执行一下ldconfig命令

ldconfig 命令的用途,主要是在默认搜寻目录(/lib和/usr/lib)以及动态库配置文件/etc/ld.so.conf内所列的目录下,搜索出可共享的动态 链接库,进而创建出动态装入程序(ld.so)所需的连接和缓存文件。缓存文件默认为 /etc/ld.so.cache,此文件保存已排好序的动态链接库名字列表。

ldconfig 通常在系统启动时运行,而当用户安装了一个新的动态链接库时,就需要手工运行这个命令。

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