From eb0dd6344ff81e7508ec3fea9d2e0be11702d2b6 Mon Sep 17 00:00:00 2001
From: hub <code@hub.lol>
Date: Sat, 10 Sep 2022 00:23:14 +0200
Subject: [PATCH] embed version with linker

---
 Makefile             | 13 +++++++------
 buildinfo/version.go |  3 +++
 2 files changed, 10 insertions(+), 6 deletions(-)
 create mode 100644 buildinfo/version.go

diff --git a/Makefile b/Makefile
index 37f14a8..262ea8d 100644
--- a/Makefile
+++ b/Makefile
@@ -1,17 +1,18 @@
 MOD_NAME = $(shell go list -m)
 BIN_NAME = $(shell basename $(MOD_NAME))
+LDFLAGS  = "-X '$(MOD_NAME)/buildinfo.Version=$(shell git describe --tags 2> /dev/null || echo "devel")'"
 
 out/$(BIN_NAME)-dev: clean lint test
 	mkdir -p out
-	go build -race -o $@
+	go build -ldflags=$(LDFLAGS) -race -o $@
 
 release: clean
 	mkdir -p out
-	GOOS=linux   GOARCH=amd64 go build -o out/$(BIN_NAME)-linux
-	GOOS=linux   GOARCH=arm64 go build -o out/$(BIN_NAME)-linux-arm64
-	GOOS=darwin  GOARCH=amd64 go build -o out/$(BIN_NAME)-darwin
-	GOOS=darwin  GOARCH=arm64 go build -o out/$(BIN_NAME)-darwin-arm64
-	GOOS=windows GOARCH=amd64 go build -o out/$(BIN_NAME)-windows.exe
+	GOOS=linux   GOARCH=amd64 go build -ldflags=$(LDFLAGS) -o out/$(BIN_NAME)-linux
+	GOOS=linux   GOARCH=arm64 go build -ldflags=$(LDFLAGS) -o out/$(BIN_NAME)-linux-arm64
+	GOOS=darwin  GOARCH=amd64 go build -ldflags=$(LDFLAGS) -o out/$(BIN_NAME)-darwin
+	GOOS=darwin  GOARCH=arm64 go build -ldflags=$(LDFLAGS) -o out/$(BIN_NAME)-darwin-arm64
+	GOOS=windows GOARCH=amd64 go build -ldflags=$(LDFLAGS) -o out/$(BIN_NAME)-windows.exe
 
 README.md: out/$(BIN_NAME)-dev
 	@echo "# $(BIN_NAME)" > README.md
diff --git a/buildinfo/version.go b/buildinfo/version.go
new file mode 100644
index 0000000..cf352ee
--- /dev/null
+++ b/buildinfo/version.go
@@ -0,0 +1,3 @@
+package buildinfo
+
+var Version = "?"