add command runner util

Makefile

@@ -16,4 +16,4 @@ lint:
 	$(GO) fmt ./...
 
 install: build
-	@cp fes /usr/bin/local
+	@cp fes /usr/local/bin

index.html

@@ -650,6 +650,14 @@ return site</code></pre>
 						<td><code>util.copyright(link: string, holder: string)</code></td>
 						<td>Used when setting the website copyright holder.</td>
 					</tr>
+					<tr>
+						<td><code>util.ls(dir)</code></td>
+						<td>Returns a table of the files in the given directory</td>
+					</tr>
+					<tr>
+						<td><code>util.run(cmd)</code></td>
+						<td>Returns the output of the provided command. stdout only.</td>
+					</tr>
 				</tbody>
 			</table>
 			<h3>Dkjson</h3>

lib/util.lua

@@ -32,4 +32,15 @@ function M.ls(dir)
 	return t
 end
 
+function M.run(cmd)
+	cmd = cmd or "echo nil"
+	local p = io.popen(cmd)
+	if not p then
+		return nil
+	end
+	local r = p:read("*a"):gsub("%s+$", "")
+	p:close()
+	return r
+end
+
 return M

modules/version/version.go

@@ -9,7 +9,7 @@ var gitCommit string = "devel"
 
 const PROGRAM_NAME string = "fes"
 const PROGRAM_NAME_LONG string = "fes/fSD"
-const VERSION string = "1.1.1"
+const VERSION string = "1.2.0"
 
 func Version() {
 	fmt.Printf("%s version %s\n", PROGRAM_NAME_LONG, VERSION)