From 811868f06b8fb881d5d8e7be835716ce09caf91f Mon Sep 17 00:00:00 2001
From: makeworld <colecmac@protonmail.com>
Date: Wed, 2 Sep 2020 13:51:48 -0400
Subject: [PATCH] =?UTF-8?q?=F0=9F=94=A8=20Detect=20if=20Git=20repo=20exist?=
 =?UTF-8?q?s=20in=20Makefile?=
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---
 Makefile | 24 ++++++++++++++++--------
 1 file changed, 16 insertions(+), 8 deletions(-)

diff --git a/Makefile b/Makefile
index fb3810a..463c226 100644
--- a/Makefile
+++ b/Makefile
@@ -1,12 +1,16 @@
-ifeq ($(shell git tag --points-at HEAD),)
-	# Not currently on a tag
-	VERSION := $(shell git describe --tags | sed 's/-.*/-next/') # v1.2.3-next
-else
-	# On a tag
-	VERSION := $(shell git tag --points-at HEAD)
-endif
+GIT_EXISTS := $(shell git status > /dev/null 2>&1 ; echo $$?)
 
-COMMIT := $(shell git rev-parse --verify HEAD)
+ifeq ($(GIT_EXISTS), 0)
+	ifeq ($(shell git tag --points-at HEAD),)
+		# Not currently on a tag
+		VERSION := $(shell git describe --tags | sed 's/-.*/-next/') # v1.2.3-next
+	else
+		# On a tag
+		VERSION := $(shell git tag --points-at HEAD)
+	endif
+
+	COMMIT := $(shell git rev-parse --verify HEAD)
+endif
 
 INSTALL := install -o root -g root
 INSTALL_DIR := /usr/local/bin
@@ -17,6 +21,10 @@ DESKTOP_DIR := /usr/share/applications
 all: build
 
 build:
+ifneq ($(GIT_EXISTS), 0)
+	# No Git repo
+	$(error No Git repo was found, which is needed to compile the commit and version)
+endif
 	@echo "Downloading dependencies"
 	@go env -w GO111MODULE=on ; go mod download
 	@echo "Building binary"