Remove num_cpus dependency

Functionality already exists in standard library with std:🧵:available_parallelism()

Signed-off-by: Manos Pitsidianakis <manos@pitsidianak.is>

Cargo.lock

@@ -1257,7 +1257,6 @@ dependencies = [
  "melib",
  "nix",
  "notify-rust",
- "num_cpus",
  "pcre2",
  "proc-macro2",
  "quote",
@@ -1445,16 +1444,6 @@ dependencies = [
  "autocfg",
 ]
 
-[[package]]
-name = "num_cpus"
-version = "1.16.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4161fcb6d602d4d2081af7c3a45852d875a03dd337a6bfdd6e06407b61342a43"
-dependencies = [
- "hermit-abi 0.3.2",
- "libc",
-]
-
 [[package]]
 name = "numtoa"
 version = "0.1.0"

meli/Cargo.toml

@@ -33,7 +33,6 @@ libz-sys = { version = "1.1", features = ["static"], optional = true }
 linkify = { version = "^0.10", default-features = false }
 melib = { path = "../melib", version = "0.8.5-rc.3", features = [] }
 nix = { version = "0.27", default-features = false, features = ["signal", "poll", "term", "ioctl", "process"] }
-num_cpus = "1.12.0"
 serde = "1.0.71"
 serde_derive = "1.0.71"
 serde_json = "1.0"

meli/src/jobs.rs

@@ -185,7 +185,10 @@ impl JobExecutor {
             jobs: Arc::new(Mutex::new(IndexMap::default())),
         };
         let mut workers = vec![];
-        for _ in 0..num_cpus::get().max(1) {
+        for _ in 0..std::thread::available_parallelism()
+            .map(Into::into)
+            .unwrap_or(1)
+        {
             let new_worker = Worker::new_fifo();
             ret.workers.push(new_worker.stealer());
             let p = Parker::new();