From 01221f0374e04ea86fab6acf599b4ab02f9866c5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20Fra=C3=9F?=
 <christian.frass@dielinke-glauchau.de>
Date: Fri, 7 Jun 2024 08:23:43 +0200
Subject: [PATCH] [mod] tools:build

---
 tools/build | 43 ++++++++++++++++++++++++++++++-------------
 1 file changed, 30 insertions(+), 13 deletions(-)

diff --git a/tools/build b/tools/build
index 63a02d6..a42df61 100755
--- a/tools/build
+++ b/tools/build
@@ -18,6 +18,7 @@ def main():
 		type = str,
 		dest = "revision",
 		default = None,
+		help = "use '.' for latest",
 	)
 	argument_parser.add_argument(
 		"-f",
@@ -37,22 +38,38 @@ def main():
 			)
 		)
 	)
-	revision = (args.revision or revisions[-1])
+	revision = (
+		args.revision
+		if
+		(
+			(not (args.revision is None))
+			and
+			(not (args.revision == ""))
+			and
+			(not (args.revision == "."))
+		)
+		else
+		revisions[-1]
+	)
 	
 	## exec
-	_sys.stderr.write("-- data\n")
-	_os.system(
-		"cat %s/structure/%s.sindri.json | tools/sindri/sindri --format='database:%s'"
-		% (
-			dir_source,
-			revision,
-			args.format,
+	if (not (revision in set(revisions))):
+		_sys.stderr.write("-- invalid revision: %s\n" % revision)
+		_sys.exit(1)
+	else:
+		_sys.stderr.write("-- data\n")
+		_os.system(
+			"cat %s/structure/%s.sindri.json | tools/sindri/sindri --format='database:%s'"
+			% (
+				dir_source,
+				revision,
+				args.format,
+			)
 		)
-	)
-	_sys.stderr.write("-- meta\n")
-	_sys.stdout.write("DROP TABLE IF EXISTS _meta;\n")
-	_sys.stdout.write("CREATE TABLE _meta(revision VARCHAR(15) NOT NULL);\n")
-	_sys.stdout.write("INSERT INTO _meta(revision) VALUES ('%s');\n" % revision)
+		_sys.stderr.write("-- meta\n")
+		_sys.stdout.write("DROP TABLE IF EXISTS _meta;\n")
+		_sys.stdout.write("CREATE TABLE _meta(revision VARCHAR(15) NOT NULL);\n")
+		_sys.stdout.write("INSERT INTO _meta(revision) VALUES ('%s');\n" % revision)
 	
 
 main()