From b76fa4061372284c71bff328e21730919cac5274 Mon Sep 17 00:00:00 2001
From: Natalia Portillo <claunia@claunia.com>
Date: Sun, 25 Apr 2021 17:58:37 +0100
Subject: [PATCH] Implement directory depth for Atari ST.

---
 setter/src/atarist/dirdepth.c | 69 +++++++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)
 create mode 100644 setter/src/atarist/dirdepth.c

diff --git a/setter/src/atarist/dirdepth.c b/setter/src/atarist/dirdepth.c
new file mode 100644
index 0000000..b3b66ec
--- /dev/null
+++ b/setter/src/atarist/dirdepth.c
@@ -0,0 +1,69 @@
+/****************************************************************************
+Aaru Data Preservation Suite
+-----------------------------------------------------------------------------
+
+    Author(s)      : Natalia Portillo
+
+--[ License ] ---------------------------------------------------------------
+     This program is free software: you can redistribute it and/or modify
+     it under the terms of the GNU General Public License as
+     published by the Free Software Foundation, either version 3 of the
+     License, or (at your option) any later version.
+
+     This program is distributed in the hope that it will be useful,
+     but WITHOUT ANY WARRANTY; without even the implied warranty of
+     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+     GNU General Public License for more details.
+
+     You should have received a copy of the GNU General Public License
+     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+-----------------------------------------------------------------------------
+Copyright (C) 2011-2021 Natalia Portillo
+*****************************************************************************/
+
+#include <eti.h>
+#include <mint/osbind.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "../include/defs.h"
+#include "../log.h"
+
+void DirectoryDepth(const char* path)
+{
+    char         driveNo = path[0] - '@';
+    unsigned int rc;
+    char         filename[9];
+    int          pos = 2;
+
+    if(driveNo > 32) driveNo -= 32;
+
+    Dsetdrv(driveNo);
+    Dsetpath("\\");
+
+    rc = Dcreate("DEPTH");
+
+    if(rc != E_OK)
+    {
+        log_write("Cannot create working directory.\n");
+        return;
+    }
+
+    rc = Dsetpath("DEPTH");
+
+    log_write("Creating deepest directory tree.\n");
+
+    while(rc == E_OK)
+    {
+        memset(filename, 0, 9);
+        sprintf(filename, "%08d", pos);
+        rc = Dcreate(filename);
+
+        if(rc == E_OK) rc = Dsetpath(filename);
+
+        pos++;
+    }
+
+    log_write("\tCreated %d levels of directory hierarchy\n", pos);
+}