From d32ea40e94af9f057e9731f24281c47693a8f79e Mon Sep 17 00:00:00 2001
From: Martin Polden <mpolden@mpolden.no>
Date: Sat, 11 Sep 2021 11:06:21 +0200
Subject: makefile: Check formatting

---
 Makefile | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index 9b559a7..1476052 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@ XGOARCH := amd64
 XGOOS := linux
 XBIN := $(XGOOS)_$(XGOARCH)/unp
 
-all: test vet install
+all: test vet checkfmt install
 
 fmt:
 	go fmt ./...
@@ -16,6 +16,9 @@ vet:
 install:
 	go install ./...
 
+checkfmt:
+	@bash -c "diff --line-format='%L' <(echo -n) <(gofmt -l .)"
+
 xinstall:
 	env GOOS=$(XGOOS) GOARCH=$(XGOARCH) go install ./...
 
-- 
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