From aa265ebff4fd94b1bfa152a116d6d5fa1971b727 Mon Sep 17 00:00:00 2001
From: Rob Landley <rob@landley.net>
Date: Mon, 19 Mar 2018 11:23:24 -0500
Subject: Ryan Prichard pointed out that du -d0 should act like du -s, but the
 plumbing wouldn't let him assign a negative default value, so I fixed it.

---
 scripts/mkflags.c | 1 +
 toys/posix/du.c   | 4 ++--
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/scripts/mkflags.c b/scripts/mkflags.c
index e0e833ce..c96f7f55 100644
--- a/scripts/mkflags.c
+++ b/scripts/mkflags.c
@@ -110,6 +110,7 @@ struct flag *digest(char *string)
 
     if (strchr("?&^-:#|@*; ", *string)) string++;
     else if (strchr("=<>", *string)) {
+      if (string[1]=='-') string++;
       if (!isdigit(string[1])) {
         fprintf(stderr, "%c without number in '%s'", *string, err);
         exit(1);
diff --git a/toys/posix/du.c b/toys/posix/du.c
index 0d9a676d..e315d3a3 100644
--- a/toys/posix/du.c
+++ b/toys/posix/du.c
@@ -6,7 +6,7 @@
  *
  * TODO: cleanup
 
-USE_DU(NEWTOY(du, "d#<0hmlcaHkKLsx[-HL][-kKmh]", TOYFLAG_USR|TOYFLAG_BIN))
+USE_DU(NEWTOY(du, "d#<0=-1hmlcaHkKLsx[-HL][-kKmh]", TOYFLAG_USR|TOYFLAG_BIN))
 
 config DU
   bool "du"
@@ -54,7 +54,7 @@ static void print(long long size, struct dirtree *node)
 {
   char *name = "total";
 
-  if (TT.maxdepth && TT.depth > TT.maxdepth) return;
+  if (TT.depth > TT.maxdepth) return;
 
   if (toys.optflags & FLAG_h) {
     human_readable(toybuf, size, 0);
-- 
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