Using System Calls in C++ ​

System calls can be dangerous and it is strongly advisable not to use them whenever possible.

Certain system calls can be made safely with the use of the <sys/stat.h> header, which wraps the underlying functionality in a library such that bad actors cannot use the system call to compromise your program or system.

ADDITIONAL RESOURCES

• https://www.ibm.com/docs/en/zos/2.4.0?topic=functions-chmod-change-mode-file-directory