From 54a3c90079abc5adad27fd3a950d715f42d0eab0 Mon Sep 17 00:00:00 2001
From: Brodino <brodino96@gmail.com>
Date: Mon, 27 Apr 2026 00:53:54 +0200
Subject: [PATCH] feat: added control for multiple cores

---
 .env.example       | 4 ++++
 docker-compose.yml | 3 +++
 scripts/build.sh   | 5 +++++
 3 files changed, 12 insertions(+)

diff --git a/.env.example b/.env.example
index 5941cb9..e1c890f 100644
--- a/.env.example
+++ b/.env.example
@@ -18,3 +18,7 @@ AUR_MAINTAINER_EMAIL=your@email.com
 
 # How often to poll the AUR for updates, in seconds (default: 3600 = 1 hour)
 POLL_INTERVAL_SECONDS=3600
+
+# Number of CPU cores to use for compilation (default: all available cores)
+# Reduce this if you want to leave headroom for other processes on the server
+# NPROC=4
diff --git a/docker-compose.yml b/docker-compose.yml
index 61c1bd9..1be9df4 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -8,6 +8,9 @@ services:
     restart: unless-stopped
     env_file:
       - .env
+    # By default Docker exposes all host CPUs to the container.
+    # You can cap it here or set NPROC in .env to limit parallelism at the build level.
+    # cpus: '4'
     volumes:
       # Entire project mounted so the container can read/write state, artifacts,
       # and the webkit2gtk / webkit2gtk-bin git repos.
diff --git a/scripts/build.sh b/scripts/build.sh
index e6f1d8c..8b57c8b 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -31,6 +31,11 @@ find . -maxdepth 1 -name '*.pkg.tar.zst' -delete
 find . -maxdepth 1 -name '*.pkg.tar.zst.sig' -delete
 
 # Build
+# Use all available cores. MAKEFLAGS is respected by makepkg and passed
+# through to cmake/ninja. NPROC can be overridden via the environment.
+nproc="${NPROC:-$(nproc)}"
+export MAKEFLAGS="-j${nproc}"
+log "Building with ${nproc} cores"
 log "Running makepkg in ${SRC_DIR}"
 # --syncdeps  : install missing makedepends automatically
 # --noconfirm : do not ask for confirmations