I'm making a go library wrapper on namespaces. There were no problems with the net ns, with ips ns and with uts ns, but there are problems with the ot ...
I'm making a go library wrapper on namespaces. There were no problems with the net ns, with ips ns and with uts ns, but there are problems with the ot ...
In the following code, I repeatedly call std::chrono::high_resolution_clock::now twice, and measure the time it took between these two calls. I would ...
I'm trying to write a shared object that intercepts some filesystem API calls such as open, close, read, write etc., that originate from an applicatio ...
I am writing a Python3 script, which must run this system command on my Ubuntu 20.04.5 LTS machine: When I manually paste this command into the ser ...
I'm working on a program that needs to make a 32 bit process invoke a syscall. I wish to keep my program architecture independent, but the target will ...
According the man page of getdents: d_off is the distance from the start of the directory to the start of the next linux_dirent. d_reclen is the s ...
This is a C program that connects two prcoesses (the parent and child) to a pipe. The child process runs a python script that filters a phrase (String ...
I would like to call something like nanosleep from assembly, using only SVC calls. But it is not obvious how to do it using only the limited informati ...
If you execute the code below you'll see execve returns a process id and parent never executes. I tried looking for documentation but I either can't f ...
Background I have been trying to write a line editor like UNIX's ed and I've stumbled into a problem when printing an edited line. Code #include ...
I have looked at similar questions, but cannot seem to find what is wrong with my code. I am attempting to make the "write" syscall on MacOS to print ...
I'm executing following python code to connect to remote DB server, I can see the syscalls getting timed out at the following location, so it take unu ...
Im trying to read each line from a file, and store those values in a pointer array. Im new to C so sorry for my scrappy code. I tried reading char by ...
. Answers to this question are eligible for a +100 reputation bounty. H ...
In this post, the answer said Flushing: To sync the temporary state of your application data with the permanent state of the data (in a database, or ...
I know MIPS ISA out of the box has syscall instruction that can be used to print characters, open files, read from file, write to file and more. This ...
. Answers to this question are eligible for a +250 reputation bounty. C ...
I am trying to write a program using system calls for x86 32-bit. It is supposed to set up an array of structures that ask for user input to fill in t ...
Calling the read syscall for a file larger than the size of my buffer will mean the buffer will only capture the first part of the file. Trying to cal ...
From the manual page I know that: exit() flushes output buffers while _exit,_Exit,exit_group don't. In the code below, the content of test.log will ...