git: 605fb076eb33 - main - nanobsd: Add a NANO_TIMESTAMP variable

The branch main has been updated by jlduran:

URL: https://cgit.FreeBSD.org/src/commit/?id=605fb076eb33ea5c08ec6ed3bbe7b6966baa898d

commit 605fb076eb33ea5c08ec6ed3bbe7b6966baa898d
Author:     Jose Luis Duran <jlduran@FreeBSD.org>
AuthorDate: 2026-01-17 18:07:31 +0000
Commit:     Jose Luis Duran <jlduran@FreeBSD.org>
CommitDate: 2026-01-17 18:07:31 +0000

    nanobsd: Add a NANO_TIMESTAMP variable
    
    Initially not wired, this variable will hold the time stamp for all the
    files of the final image.
    By default uses the last commit time stamp, if empty, it will use the
    start time of the NanoBSD build.
    
    Reviewed by:    imp
    MFC after:      1 week
    Differential Revision:  https://reviews.freebsd.org/D48787
---
 tools/tools/nanobsd/defaults.sh | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/tools/tools/nanobsd/defaults.sh b/tools/tools/nanobsd/defaults.sh
index be4126516c3d..fd98482f7115 100755
--- a/tools/tools/nanobsd/defaults.sh
+++ b/tools/tools/nanobsd/defaults.sh
@@ -56,6 +56,9 @@ NANO_PKG_META_BASE=/var/db
 # directory located in Files.
 #NANO_CUST_FILES_MTREE=""
 
+# Use the time of the last commit as a timestamp when doing a NO_PRIV build.
+NANO_TIMESTAMP=$(git log -1 --format=%ct || true)
+
 # Object tree directory
 # default is subdir of /usr/obj
 #NANO_OBJ=""
@@ -969,6 +972,7 @@ set_defaults_and_export() {
 		NANO_METALOG=${NANO_OBJ}/_.metalog || true
 
 	NANO_STARTTIME=`date +%s`
+	: ${NANO_TIMESTAMP:=${NANO_STARTTIME}}
 	pprint 3 "Exporting NanoBSD variables"
 	export_var MAKEOBJDIRPREFIX
 	export_var NANO_ARCH
@@ -992,6 +996,7 @@ set_defaults_and_export() {
 	export_var NANO_PMAKE
 	export_var NANO_SECTS
 	export_var NANO_SRC
+	export_var NANO_TIMESTAMP
 	export_var NANO_TOOLS
 	export_var NANO_WORLDDIR
 	export_var NANO_BOOT0CFG