fsfw/fsfw-from-zero
fsfw
/
fsfw-from-zero
11
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

lower cmake requirement

This commit is contained in:
Robin Müller 2022-10-05 09:57:53 +02:00
parent 09d43cb015
commit 13c776a19e
No known key found for this signature in database
GPG Key ID: 11D4952C8CCEF814
2 changed files with 7 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
CMakeLists.txt
View File

@ -1,4 +1,4 @@
cmake_minimum_required(VERSION 3.22.0) cmake_minimum_required(VERSION 3.16.0)
# We can version our project using CMake # We can version our project using CMake
project(fsfw-from-zero VERSION 0.1.0) project(fsfw-from-zero VERSION 0.1.0)

8
ws-ipc/README.md
View File

@ -1,7 +1,7 @@
# Inter-Process Communication (IPC) with the FSFW # Inter-Process Communication (IPC) with the FSFW
IPC is a necessary tool to let software entities communicate with each other. In general, for IPC is a necessary tool to let software entities communicate with each other. In general, for
any Software, there are two primary ways for software entities to communicated with each other: any Software, there are two primary ways for software entities to communicate with each other:
1. Shared Memory. If memory is shared between threads or tasks, memory access needs to be protected 1. Shared Memory. If memory is shared between threads or tasks, memory access needs to be protected
with a lock, also commonly called Mutex. with a lock, also commonly called Mutex.
@ -18,4 +18,8 @@ if you are completely new to concurrency in C++.
1. Create two threads which run some tasks with a period of 50ms using the 1. Create two threads which run some tasks with a period of 50ms using the
[`std::thread`](https://en.cppreference.com/w/cpp/thread/thread) API [`std::thread`](https://en.cppreference.com/w/cpp/thread/thread) API
2. Introduce a static global `uint32_t` variable called `SHARED_VARIABLE` 2. Introduce a static global `uint32_t` variable called `SHARED_VARIABLE`
3. Increment the variable in both threads, but ensure that the access
is protected by a [`std::mutex`](https://en.cppreference.com/w/cpp/thread/mutex).
You can also use the [`std::lock_guard`](https://en.cppreference.com/w/cpp/thread/lock_guard)
which is a [RAII-style](https://en.cppreference.com/w/cpp/language/raii) helper object.