From e6ffac396fcd66f83daa5202af4bd20a01c273d1 Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@tavianator.com>
Date: Mon, 26 May 2025 09:46:28 -0400
Subject: ci: Don't run duplicate jobs on PRs

Link: https://wildwolf.name/github-actions-how-to-avoid-running-the-same-workflow-multiple-times/
---
 .github/workflows/ci.yml | 25 +++++++++++++++++--------
 1 file changed, 17 insertions(+), 8 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6aefc90..4075eb1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -5,9 +5,11 @@ on: [push, pull_request]
 jobs:
   linux-x86:
     name: Linux (x86)
-
     runs-on: ubuntu-24.04
 
+    # Don't run on both pushes and pull requests
+    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
+
     steps:
       - uses: actions/checkout@v4
 
@@ -46,9 +48,10 @@ jobs:
 
   linux-arm:
     name: Linux (Arm64)
-
     runs-on: ubuntu-24.04-arm
 
+    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
+
     steps:
       - uses: actions/checkout@v4
 
@@ -76,9 +79,10 @@ jobs:
 
   macos:
     name: macOS
-
     runs-on: macos-15
 
+    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
+
     steps:
       - uses: actions/checkout@v4
 
@@ -93,9 +97,10 @@ jobs:
 
   freebsd:
     name: FreeBSD
-
     runs-on: ubuntu-24.04
 
+    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
+
     steps:
       - uses: actions/checkout@v4
 
@@ -120,9 +125,10 @@ jobs:
 
   openbsd:
     name: OpenBSD
-
     runs-on: ubuntu-24.04
 
+    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
+
     steps:
       - uses: actions/checkout@v4
 
@@ -148,9 +154,10 @@ jobs:
 
   netbsd:
     name: NetBSD
-
     runs-on: ubuntu-24.04
 
+    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
+
     steps:
       - uses: actions/checkout@v4
 
@@ -177,9 +184,10 @@ jobs:
 
   dragonflybsd:
     name: DragonFly BSD
-
     runs-on: ubuntu-24.04
 
+    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
+
     steps:
       - uses: actions/checkout@v4
 
@@ -211,9 +219,10 @@ jobs:
 
   omnios:
     name: OmniOS
-
     runs-on: ubuntu-24.04
 
+    if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
+
     steps:
       - uses: actions/checkout@v4
 
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