From bccae83d475ac5a48441001cad3fa8c167ecbb80 Mon Sep 17 00:00:00 2001
From: Nikias Bassen
Date: Sat, 8 Oct 2022 01:08:08 +0200
Subject: autoconf: Automatically derive version number from latest git tag

with a fallback to get the version string from a .tarball-version file
---
 git-version-gen | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100755 git-version-gen

(limited to 'git-version-gen')

diff --git a/git-version-gen b/git-version-gen
new file mode 100755
index 0000000..3eb6a42
--- /dev/null
+++ b/git-version-gen
@@ -0,0 +1,19 @@
+#!/bin/sh
+SRCDIR=`dirname $0`
+if test -n "$1"; then
+  VER=$1
+else
+  if test -d "${SRCDIR}/.git" && test -x "`which git`" ; then
+    git update-index -q --refresh
+    if ! VER=`git describe --tags --dirty 2>/dev/null`; then
+      COMMIT=`git rev-parse --short HEAD`
+      DIRTY=`git diff --quiet HEAD || echo "-dirty"`
+      VER=`sed -n '1,/RE/s/Version \(.*\)/\1/p' ${SRCDIR}/NEWS`-git-${COMMIT}${DIRTY}
+    fi
+  else
+    if test -f "${SRCDIR}/.tarball-version"; then
+      VER=`cat "${SRCDIR}/.tarball-version"`
+    fi
+  fi
+fi
+printf %s "$VER"
-- 
cgit v1.1-32-gdbae