From 97849b81fb146cc1d53a369dda03c60360da08b5 Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@tavianator.com>
Date: Wed, 28 Aug 2024 15:29:20 -0400
Subject: build/version.sh: Move version calculation here

---
 Makefile         |  8 +-------
 build/version.sh | 18 ++++++++++++++++++
 2 files changed, 19 insertions(+), 7 deletions(-)
 create mode 100755 build/version.sh

diff --git a/Makefile b/Makefile
index 8662018..6f74eb6 100644
--- a/Makefile
+++ b/Makefile
@@ -68,13 +68,7 @@ ${OBJS}: gen/config.mk
 # Save the version number to this file, but only update version.c if it changes
 gen/version.i.new::
 	@${MKDIR} ${@D}
-	@if [ "$$VERSION" ]; then \
-	    printf '%s' "$$VERSION"; \
-	elif test -e src/../.git && command -v git >/dev/null 2>&1; then \
-	    git -C src/.. describe --always --dirty; \
-	else \
-	    echo "4.0.1"; \
-	fi | tr -d '\n' | build/embed.sh >$@
+	@build/version.sh | tr -d '\n' | build/embed.sh >$@
 
 gen/version.i: gen/version.i.new
 	@test -e $@ && cmp -s $@ ${.ALLSRC} && ${RM} ${.ALLSRC} || mv ${.ALLSRC} $@
diff --git a/build/version.sh b/build/version.sh
new file mode 100755
index 0000000..a14e996
--- /dev/null
+++ b/build/version.sh
@@ -0,0 +1,18 @@
+#!/bin/sh
+
+# Copyright © Tavian Barnes <tavianator@tavianator.com>
+# SPDX-License-Identifier: 0BSD
+
+# Print the version number
+
+set -eu
+
+DIR="$(dirname -- "$0")/.."
+
+if [ "${VERSION-}" ]; then
+    printf '%s' "$VERSION"
+elif [ -e "$DIR/.git" ] && command -v git >/dev/null 2>&1; then
+    git -C "$DIR" describe --always --dirty
+else
+    echo "4.0.1"
+fi
-- 
cgit v1.2.3