From 79fa97cfe3f19e8487c5ca8b8af66bf5e4d7e7ce Mon Sep 17 00:00:00 2001
From: David Anderson <davea@ssl.berkeley.edu>
Date: Mon, 9 Jan 2017 11:46:51 -0800
Subject: [PATCH] web: if mkdir fails, show the path in error msg

---
 html/inc/dir_hier.inc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/html/inc/dir_hier.inc b/html/inc/dir_hier.inc
index 1d806b05dd..d174bc02f5 100644
--- a/html/inc/dir_hier.inc
+++ b/html/inc/dir_hier.inc
@@ -29,7 +29,9 @@ function dir_hier_path($filename, $root, $fanout) {
     $dir = filename_hash($filename, $fanout);
     $dirpath = "$root/$dir";
     if (!is_dir($dirpath)) {
-        mkdir($dirpath);
+        if (!mkdir($dirpath)) {
+            echo "failed to mkdir: $dirpath\n";
+        }
     }
     return "$dirpath/$filename";
 }