前提:使用soc Hi3556v100 ubuntu 16.04 root下对整个程序make正常,
切换到本地用户名下对程序编译sudo make时报错
make[3]: arm-hisiv600-linux-gcc:命令未找到。
查询arm-hisiv600-linux-gcc -v发现编译链是存在的,但是sudoarm-hisiv600-linux-gcc -v 显示不存在。
百度时有文章提到执行sudo时对PATH重定向了, 访问sudo vi /etc/sudoers 发现:
## This file MUST be edited with the 'visudo' command as root.## Please consider adding local content in /etc/sudoers.d/ instead of# directly modifying this file.## See the man page for details on how to write a sudoers file.#Defaults env_resetDefaults mail_badpassDefaults secure_path="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/snap/bin"# Host alias specification# User alias specification# Cmnd alias specification# User privilege specificationroot ALL=(ALL:ALL) ALL# Members of the admin group may gain root privileges%admin ALL=(ALL) ALL# Allow members of group sudo to execute any command%sudo ALL=(ALL:ALL) ALL# See sudoers(5) for more information on "#include" directives:
看第三个Defaults,发现在执行sudo时PATH路径确实重新定向到secure_path,而此处确实没有arm-hisiv600-linux-gcc对应的环境变量。
修改:
1.sudo chmod 755 /etc/sudoers
2.sudo vi /etc/sudoers
在secure_path中添加:/opt/hisi-linux/x86-arm/arm-hisiv600-linux/target/bin:/opt/hisi-linux/x86-arm/arm-hisiv500-linux/target/bin:
为
secure_path="/opt/hisi-linux/x86-arm/arm-hisiv600-linux/target/bin:/opt/hisi-linux/x86-arm/arm-hisiv500-linux/target/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/snap/bin"
3.退出后权限修改回来 sudo chmod 555 /etc/sudoers
再次编译发现一切正常。