The man pages for copy_file_range() and ioctl_ficlone() document that the syscalls first appeared in Linux 4.5.

I want to compile a C program (Linux kernel module) that requires a lot of external libraries. These libraries are in different fields, while my program is in another field.

I want to compile a C++ program that requires a lot of external libraries. These libraries are in different fields, while my program is in another field.

It looks like statfs system call (called through statvfs standard C library function) is dereferencing (following) the symbolic link and therefore showing the stats of the filesystem that the target file is located and not the filesystem that the symbolic link resides.
Is this expected and always guaranteed?

Recently, I watch the YYJSON library source code. Here is one of the macro definitions.

Recently, I watch the YYJSON library source code. Here is one of the macro definitions.

I am writing a C++ application for Linux where I want to detect that a user has attached or removed a storage device to the system and based on the event do something. How can this be achieved ?

Closed 35 secs ago.

In other words, will the following code snippet ever crash? (as far as file_path points to a regular file):

I am trying to edit this project: https://github.com/kleinsimon/Kontoauszug-Parser