From 24d3ee6a976e67a215316507d924850c68678e31 Mon Sep 17 00:00:00 2001
From: Shautvast <shautvast@gmail.com>
Date: Mon, 9 Feb 2026 19:56:22 +0100
Subject: [PATCH] #12 threadpool #1

---
 Cargo.lock  | 131 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 Cargo.toml  |   3 +-
 src/main.rs |  11 +++++
 3 files changed, 144 insertions(+), 1 deletion(-)

diff --git a/Cargo.lock b/Cargo.lock
index f54b6f5..e13d772 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -90,6 +90,102 @@ dependencies = [
  "log",
 ]
 
+[[package]]
+name = "futures"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "65bc07b1a8bc7c85c5f2e110c476c7389b4554ba72af57d8445ea63a576b0876"
+dependencies = [
+ "futures-channel",
+ "futures-core",
+ "futures-executor",
+ "futures-io",
+ "futures-sink",
+ "futures-task",
+ "futures-util",
+]
+
+[[package]]
+name = "futures-channel"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2dff15bf788c671c1934e366d07e30c1814a8ef514e1af724a602e8a2fbe1b10"
+dependencies = [
+ "futures-core",
+ "futures-sink",
+]
+
+[[package]]
+name = "futures-core"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "05f29059c0c2090612e8d742178b0580d2dc940c837851ad723096f87af6663e"
+
+[[package]]
+name = "futures-executor"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1e28d1d997f585e54aebc3f97d39e72338912123a67330d723fdbb564d646c9f"
+dependencies = [
+ "futures-core",
+ "futures-task",
+ "futures-util",
+ "num_cpus",
+]
+
+[[package]]
+name = "futures-io"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9e5c1b78ca4aae1ac06c48a526a655760685149f0d465d21f37abfe57ce075c6"
+
+[[package]]
+name = "futures-macro"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "162ee34ebcb7c64a8abebc059ce0fee27c2262618d7b60ed8faf72fef13c3650"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "futures-sink"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e575fab7d1e0dcb8d0c7bcf9a63ee213816ab51902e6d244a95819acacf1d4f7"
+
+[[package]]
+name = "futures-task"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f90f7dce0722e95104fcb095585910c0977252f286e354b5e3bd38902cd99988"
+
+[[package]]
+name = "futures-util"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9fa08315bb612088cc391249efdc3bc77536f16c91f6cf495e6fbe85b20a4a81"
+dependencies = [
+ "futures-channel",
+ "futures-core",
+ "futures-io",
+ "futures-macro",
+ "futures-sink",
+ "futures-task",
+ "memchr",
+ "pin-project-lite",
+ "pin-utils",
+ "slab",
+]
+
+[[package]]
+name = "hermit-abi"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fc0fef456e4baa96da950455cd02c081ca953b141298e41db3fc7e36b1da849c"
+
 [[package]]
 name = "is_terminal_polyfill"
 version = "1.70.2"
@@ -120,6 +216,12 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "libc"
+version = "0.2.180"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bcc35a38544a891a5f7c865aca548a982ccb3b8650a5b06d0fd33a10283c56fc"
+
 [[package]]
 name = "log"
 version = "0.4.29"
@@ -132,12 +234,34 @@ version = "2.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f52b00d39961fc5b2736ea853c9cc86238e165017a493d1d5c8eac6bdc4cc273"
 
+[[package]]
+name = "num_cpus"
+version = "1.17.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "91df4bbde75afed763b708b7eee1e8e7651e02d97f6d5dd763e89367e957b23b"
+dependencies = [
+ "hermit-abi",
+ "libc",
+]
+
 [[package]]
 name = "once_cell_polyfill"
 version = "1.70.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "384b8ab6d37215f3c5301a95a4accb5d64aa607f1fcb26a11b5303878451b4fe"
 
+[[package]]
+name = "pin-project-lite"
+version = "0.2.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3b3cff922bd51709b605d9ead9aa71031d81447142d828eb4a6eba76fe619f9b"
+
+[[package]]
+name = "pin-utils"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
+
 [[package]]
 name = "portable-atomic"
 version = "1.13.1"
@@ -220,6 +344,12 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "slab"
+version = "0.4.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0c790de23124f9ab44544d7ac05d60440adc586479ce501c1d6d7da3cd8c9cf5"
+
 [[package]]
 name = "syn"
 version = "2.0.114"
@@ -263,5 +393,6 @@ name = "workshop"
 version = "0.1.0"
 dependencies = [
  "env_logger",
+ "futures",
  "log",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 6b02917..5e7ee33 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -5,4 +5,5 @@ edition = "2024"
 
 [dependencies]
 log = "0.4"
-env_logger = "0.11"
\ No newline at end of file
+env_logger = "0.11"
+futures = { version = "0.3.31", features = ["thread-pool"] }
\ No newline at end of file
diff --git a/src/main.rs b/src/main.rs
index 301dfd0..b08909c 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -5,9 +5,20 @@ use std::thread;
 
 static GET: &'static [u8] = b"GET / HTTP/1.1\r\n";
 
+pub struct ThreadPool{
+
+}
+
+impl ThreadPool {
+    pub fn new(size: usize) -> ThreadPool {
+        Self{}
+    }
+}
+
 fn main() -> std::io::Result<()> {
     env_logger::init();
     let listener = TcpListener::bind("127.0.0.1:7878")?;
+    let pool = ThreadPool::new(4);
     for stream in listener.incoming() {
         let stream = stream?;
         thread::spawn(|| {