C | DevDungeon

Install gcc compiler on Windows with MSYS2 for C/C++

Submitted by NanoDano on Sun, 10/07/2018 - 02:20

There are a variety of toolchains you can install on Windows for compiling C and C++ applications. Microsoft provides Visual Studio Community for free, and is a great IDE and toolchain. If you are developing exclusively for Windows, that is the tool I would recommend. For those who need or prefer the cross-platform GNU toolchain, you can install it using MSYS2. We will cover how to install gcc using MSYS2.

Fix Pip Install Unable to Find vcvarsall.bat

Submitted by NanoDano on Sat, 11/28/2015 - 18:38

Sometimes when installing a Python module with pip it returns an error like this:

error: Microsoft Visual C++ 10.0 is required (Unable to find vcvarsall.bat).

This means you need to have Microsoft's Visual C++ compiler in order to compile some C code that is included with the Python module.

Using libpcap in C

Submitted by NanoDano on Fri, 08/14/2015 - 22:19

libpcap allows us to capture or send packets from a live network device or a file. This tutorial and code examples will walk you through using libpcap to find network devices, get information about devices, process packets in real time or offline, send packets, and even listen to wireless traffic.

How to Mix C and Assembly

Submitted by NanoDano on Wed, 07/29/2015 - 01:02

C and Assembly can be used together to provide extra flexibility. You can create static libraries in Assembly that you call from C, and vice-versa, you can call C functions from within Assembly. Check out the code samples below that demonstrate that process.