1 files changed, 84 insertions, 0 deletions

diff --git a/firmware/common/rbpaths.c b/firmware/common/rbpaths.c
new file mode 100644
index 0000000000..69bc1387ef
--- /dev/null
+++ b/firmware/common/rbpaths.c
@@ -0,0 +1,84 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2010 Thomas Martitz
+ *
+ * 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 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+
+#include <stdio.h> /* snprintf */
+#include <stdlib.h>
+#include "rbpaths.h"
+#include "file.h" /* MAX_PATH */
+#include "dir.h"
+#include "gcc_extensions.h"
+#include "string-extra.h"
+#include "filefuncs.h"
+
+
+void paths_init(void)
+{
+    /* make sure $HOME/.config/rockbox.org exists, it's needed for config.cfg */
+    char home_path[MAX_PATH];
+    snprintf(home_path, sizeof(home_path), "%s/.config/rockbox.org", getenv("HOME"));
+    mkdir(home_path);
+}
+
+const char* get_user_file_path(const char *path,
+                               unsigned flags,
+                               char* buf,
+                               const size_t bufsize)
+{
+    const char *ret = path;
+    const char *pos = path;
+    printf("%s(): looking for %s\n", __func__, path);
+    /* replace ROCKBOX_DIR in path with $HOME/.config/rockbox.org */
+    pos += ROCKBOX_DIR_LEN;
+    if (*pos == '/') pos += 1;
+
+    if (snprintf(buf, bufsize, "%s/.config/rockbox.org/%s", getenv("HOME"), pos)
+            >= (int)bufsize)
+        return NULL;
+
+    /* always return the replacement buffer (pointing to $HOME) if
+     * write access is needed */
+    if (flags & NEED_WRITE)
+        ret = buf;
+    else
+    {
+        if (flags & IS_FILE)
+        {
+            if (file_exists(buf))
+                ret = buf;
+        }
+        else
+        {
+            if (dir_exists(buf))
+                ret = buf;
+        }
+    }
+
+    /* make a copy if we're about to return the path*/
+    if (UNLIKELY((flags & FORCE_BUFFER_COPY) && (ret != buf)))
+    {
+        strlcpy(buf, ret, bufsize);
+        ret = buf;
+    }
+
+    printf("%s(): %s\n", __func__, ret);
+    return ret;
+}