1 files changed, 41 insertions, 0 deletions
diff --git a/appl/cmd/nsbuild.b b/appl/cmd/nsbuild.b
new file mode 100644
index 00000000..36c5b86a
--- /dev/null
+++ b/appl/cmd/nsbuild.b
@@ -0,0 +1,41 @@
+implement Nsbuild;
+
+include "sys.m";
+	sys: Sys;
+include "draw.m";
+
+include "newns.m";
+
+stderr: ref Sys->FD;
+
+Nsbuild: module
+{
+	init: fn(ctxt: ref Draw->Context, argv: list of string);
+};
+
+init(nil: ref Draw->Context, argv: list of string)
+{
+	sys = load Sys Sys->PATH;
+	stderr = sys->fildes(2);
+
+	ns := load Newns "/dis/lib/newns.dis";
+	if(ns == nil) {
+		sys->fprint(stderr, "nsbuild: can't load %s: %r", Newns->PATH);
+		raise "fail:load";
+	}
+
+	if(len argv > 2) {
+		sys->fprint(stderr, "Usage: nsbuild [nsfile]\n");
+		raise "fail:usage";
+	}
+
+	nsfile := "namespace";
+	if(len argv == 2)
+		nsfile = hd tl argv;
+
+   	e := ns->newns(nil, nsfile);
+	if(e != ""){
+		sys->fprint(stderr, "nsbuild: error building namespace: %s\n", e);
+		raise "fail:newns";
+	}
+}