From d2582aac02b107e507c53122b19e914bb7f10483 Mon Sep 17 00:00:00 2001
From: "byte[]" <byteslice@airmail.cc>
Date: Sun, 12 Sep 2021 10:27:02 -0400
Subject: [PATCH] Use jemalloc instead of the system allocator for Rust

---
 docker/app/run-development          |  3 +++
 native/furbooru_markdown/Cargo.lock | 30 +++++++++++++++++++++++++++++
 native/furbooru_markdown/Cargo.toml |  1 +
 native/furbooru_markdown/src/lib.rs |  4 ++++
 4 files changed, 38 insertions(+)

diff --git a/docker/app/run-development b/docker/app/run-development
index e257ddab..529fc9ca 100755
--- a/docker/app/run-development
+++ b/docker/app/run-development
@@ -1,5 +1,8 @@
 #!/usr/bin/env sh
 
+# For compatibility with musl libc
+export CARGO_FEATURE_DISABLE_INITIAL_EXEC_TLS=1
+
 background() {
   while :; do
     mix run -e 'Philomena.Release.update_channels()'
diff --git a/native/furbooru_markdown/Cargo.lock b/native/furbooru_markdown/Cargo.lock
index 2a6e6bab..bf632bd9 100644
--- a/native/furbooru_markdown/Cargo.lock
+++ b/native/furbooru_markdown/Cargo.lock
@@ -1,5 +1,7 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "adler"
 version = "1.0.2"
@@ -213,11 +215,18 @@ version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
 
+[[package]]
+name = "fs_extra"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2022715d62ab30faffd124d40b76f4134a550a87792276512b18d63272333394"
+
 [[package]]
 name = "furbooru_markdown"
 version = "0.1.1"
 dependencies = [
  "comrak",
+ "jemallocator",
  "lazy_static",
  "log",
  "pretty_env_logger",
@@ -283,6 +292,27 @@ version = "0.4.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b71991ff56294aa922b450139ee08b3bfc70982c6b2c7562771375cf73542dd4"
 
+[[package]]
+name = "jemalloc-sys"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0d3b9f3f5c9b31aa0f5ed3260385ac205db665baa41d49bb8338008ae94ede45"
+dependencies = [
+ "cc",
+ "fs_extra",
+ "libc",
+]
+
+[[package]]
+name = "jemallocator"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "43ae63fcfc45e99ab3d1b29a46782ad679e98436c3169d15a167a1108a724b69"
+dependencies = [
+ "jemalloc-sys",
+ "libc",
+]
+
 [[package]]
 name = "lazy_static"
 version = "1.4.0"
diff --git a/native/furbooru_markdown/Cargo.toml b/native/furbooru_markdown/Cargo.toml
index 9cbc1d94..7c21e352 100644
--- a/native/furbooru_markdown/Cargo.toml
+++ b/native/furbooru_markdown/Cargo.toml
@@ -16,6 +16,7 @@ regex = "1"
 log = "0"
 pretty_env_logger = "0"
 rustler = "0.22.0"
+jemallocator = "0.3.2"
 
 [profile.release]
 opt-level = 3
diff --git a/native/furbooru_markdown/src/lib.rs b/native/furbooru_markdown/src/lib.rs
index e01b9c88..7d834349 100644
--- a/native/furbooru_markdown/src/lib.rs
+++ b/native/furbooru_markdown/src/lib.rs
@@ -2,6 +2,10 @@ use comrak::{markdown_to_html, ComrakOptions};
 use lazy_static::lazy_static;
 use regex::{Captures, Regex};
 use rustler::Term;
+use jemallocator::Jemalloc;
+
+#[global_allocator]
+static GLOBAL: Jemalloc = Jemalloc;
 
 mod atoms {
     rustler::atoms! {