安卓系统权限修改(基于tiny4412开发板)

在Android 5.0源代码根目录下:

找到system/extras/su/su.c下的main函数下的这段代码:

将其注释后重新编译即可。

 //安卓系统权限修改2017-1-26 yangyx--->change
    /* Until we have something better, only root and the shell can use su. */
    /*
    myuid = getuid();
    if (myuid != AID_ROOT && myuid != AID_SHELL) {
        fprintf(stderr,"su: uid %d not allowed to su\n", myuid);
        return 1;
    }
    */