From 37da2899f40661e3e9631e497da8dc59b971cbd0 Mon Sep 17 00:00:00 2001
From: "Charles.Forsyth" <devnull@localhost>
Date: Fri, 22 Dec 2006 17:07:39 +0000
Subject: 20060303a

---
 appl/cmd/newer.b | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 appl/cmd/newer.b

(limited to 'appl/cmd/newer.b')

diff --git a/appl/cmd/newer.b b/appl/cmd/newer.b
new file mode 100644
index 00000000..ce0f743d
--- /dev/null
+++ b/appl/cmd/newer.b
@@ -0,0 +1,36 @@
+implement Newer;
+
+#
+# test if a file is up to date
+#
+
+include "sys.m";
+
+include "draw.m";
+
+Newer: module
+{
+	init:	fn(nil: ref Draw->Context, nil: list of string);
+};
+
+init(nil: ref Draw->Context, args: list of string)
+{
+	sys := load Sys Sys->PATH;
+	if(len args != 3){
+		sys->fprint(sys->fildes(2), "usage: newer newfile oldfile\n");
+		raise "fail:usage";
+	}
+	args = tl args;
+	(ok1, d1) := sys->stat(hd args);
+	if(ok1 < 0)
+		raise sys->sprint("fail:new:%r");
+	if(d1.mode & Sys->DMDIR)
+		raise "fail:new:directory";
+	(ok2, d2) := sys->stat(hd tl args);
+	if(ok2 < 0)
+		raise sys->sprint("fail:old:%r");
+	if(d2.mode & Sys->DMDIR)
+		raise "fail:old:directory";
+	if(d2.mtime > d1.mtime)
+		raise "fail:older";
+}
-- 
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