C copyer

A cross-platform C program that copies files using a producer-consumer (worker) model with pthreads.
It can filter files by extension and efficiently copy large numbers of files in parallel.

Features

• Cross-platform (Linux, Windows, macOS)
• Multi-threaded using pthreads
• File filtering by extension
• Efficient producer-consumer architecture

Performance

Tested on my laptop: AMD Athlon Silver 3050U (2/2, 3.2GHz) 16GB RAM Samsung 990 Pro Ram disk for destination Windows 11, Microsoft Defender disabled

Test 1

.\copyer.exe "C:\Windows\assembly" "R:\Trash" all

Test 2

.\copyer.exe "C:\Schadow Realms" "R:\CsFilesFromUnity" cs

Test 3 (Microsoft Defender enabled)

.\copyer.exe "C:\Schadow Realms" "R:\CsFilesFromUnity2" cs

Usage (Windows)

1. Compile using MinGW

gcc -O3 src\main.c src\core.c src\taskQueue.c -o copyerWin.exe -pthread

2. Run

.\copyerWin.exe "C:\Windows\System32" "R:\Trash" exe

• "C:\Windows\System32" - folder with source files
• "R:\Trash" - the folder where the destination will be
• exe - extension filter (all - without filter)

Usage (Linux/macOS)

1. Compile using GCC

gcc -O3 src/main.c src/core.c src/taskQueue.c -o copyerUnix -pthread

2. Run

root@Vlad:~/C_Copyer# ./copyerUnix /usr/include ~/ramdisk/trash all

• /usr/include - folder with source files
• ~/ramdisk/trash - the folder where the destination will be
• all - extension filter (all - without filter)