Bug#922875: xdu: miscounts the size of root directory

[Norman Rasmussen]

Package: xdu
Version: 3.0-19
Followup-For: Bug #922875

Dear Maintainer,

Here's a patch to fix the issue.

-- System Information:
Debian Release: 10.0
Architecture: amd64 (x86_64)

Kernel: Linux 4.14.0-2-amd64 (SMP w/12 CPU cores)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), LANGUAGE=en_US: 
(charmap=UTF-8)
Shell: /bin/sh linked to /bin/bash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled

Versions of packages xdu depends on:
ii  libc6     2.28-10
ii  libx11-6  2:1.6.7-1
ii  libxaw7   2:1.0.13-1+b2
ii  libxt6    1:1.1.5-1

xdu recommends no packages.

xdu suggests no packages.

-- no debconf information
--- a/xdu.c
+++ b/xdu.c
@@ -305,6 +305,10 @@
                }
                name++;
        }
+       if (arg == 0 && indx == 0) {
+               top.size = size;
+               return;
+       }
        buf[indx] = 0;
        path[arg++] = strdup(buf);
        path[arg] = NULL;