Extract version from manifest in bootstrap script

1 files changed, 13 insertions, 5 deletions

diff --git a/bootstrap b/bootstrap
index 4c2834f..a898be4 100755
--- a/bootstrap
+++ b/bootstrap
@@ -97,6 +97,14 @@ if [ "$stage" -lt "1" -o "$stage" -gt "$stage_max" ]; then
   error "invalid stage number $stage"
 fi
 
+# Extract version.
+#
+version="$(sed -n -re 's/^version: ([0-9]+\.[0-9]+\.[0-9]+).*$/\1/p' ./manifest)"
+version_id="$(sed -n -re 's/^([0-9]+\.[0-9]+)\.[0-9]+$/\1/p' <<<"$version")"
+if [ -z "$version" -o -z "$version_id" ]; then
+  error "unable to extract version from manifest"
+fi
+
 # Btrfs subvolume manipulation.
 #
 function subvol_delete () # <path>
@@ -244,24 +252,24 @@ chattr +i /etc/localtime
 #
 cat <<EOF1 >/etc/os-release
 NAME="Build OS"
-VERSION="0.6.0"
+VERSION="$version"
 ID=buildos
 ID_LIKE=debian
-PRETTY_NAME="Build OS 0.6.0 (Based on Debian)"
-VERSION_ID="0.6"
+PRETTY_NAME="Build OS $version (Based on Debian)"
+VERSION_ID="$version_id"
 HOME_URL="https://build2.org/"
 SUPPORT_URL="https://lists.build2.org/"
 BUG_REPORT_URL="https://lists.build2.org/"
 EOF1
 
 cat <<EOF1 >/etc/issue
-Build OS 0.6.0 (Based on Debian) \n \l
+Build OS $version (Based on Debian) \n \l
 
 EOF1
 
 cat <<EOF1 >/etc/motd
 
-Welcome to Build OS 0.6.0 (https://build2.org)!
+Welcome to Build OS $version (https://build2.org)!
 
 EOF1