From 9534d791fe73868c17ff3723d3eacee020a4a215 Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Tue, 21 Feb 2017 17:31:48 +0300
Subject: Move other fs related files into fs directory.

---
 src/fs/mkdir.cpp | 164 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 164 insertions(+)
 create mode 100644 src/fs/mkdir.cpp

(limited to 'src/fs/mkdir.cpp')

diff --git a/src/fs/mkdir.cpp b/src/fs/mkdir.cpp
new file mode 100644
index 000000000..e84ab5f28
--- /dev/null
+++ b/src/fs/mkdir.cpp
@@ -0,0 +1,164 @@
+/*
+ *  The ManaPlus Client
+ *  Copyright (C) 2010  The Mana Developers
+ *  Copyright (C) 2011-2017  The ManaPlus Developers
+ *
+ *  This file is part of The ManaPlus Client.
+ *
+ *  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
+ *  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/>.
+ */
+
+#include "fs/mkdir.h"
+
+#if defined WIN32
+#include <limits.h>
+#include <windows.h>
+#endif  // defined WIN32
+
+#include <sys/stat.h>
+
+#include "debug.h"
+
+#if defined WIN32
+int mkdir_r(const char *const pathname)
+{
+    if (!pathname)
+        return -1;
+
+    char tmp[PATH_MAX];
+    char tmp2[PATH_MAX];
+    char *p;
+
+    if (strlen(pathname) >= PATH_MAX - 2)
+        return -1;
+
+    strncpy(tmp, pathname, sizeof(tmp) - 1);
+    tmp[PATH_MAX - 1] = '\0';
+
+    const int len = CAST_S32(strlen(tmp));
+
+    if (len < 1 || len >= INT_MAX)
+        return -1;
+
+    // terminate the pathname with '/'
+    if (tmp[len - 1] != '/')
+    {
+        tmp[len] = '/';
+        tmp[len + 1] = '\0';
+    }
+
+    for (p = tmp; *p; p++)
+    {
+        if (*p == '/' || *p == '\\')
+        {
+            *p = '\0';
+            // ignore a slash at the beginning of a path
+            if (tmp[0] == 0)
+            {
+                *p = '/';
+                continue;
+            }
+
+            strcpy(tmp2, tmp);
+            char *p2 = tmp2 + strlen(tmp2) - 1;
+            if (*p2 == '/' || *p2 == '\\')
+                *p2 = 0;
+            // check if the name already exists, but not as directory
+            struct stat statbuf;
+            if (!stat(tmp2, &statbuf))
+            {
+                if (S_ISDIR(statbuf.st_mode))
+                {
+                    *p = '/';
+                    continue;
+                }
+                else
+                    return -1;
+            }
+
+            if (!CreateDirectory(tmp2, nullptr))
+            {
+                // hack, hack. just assume that x: might be a drive
+                // letter, and try again
+                if (!(strlen(tmp2) == 2 && !strcmp(tmp2 + 1, ":")))
+                    return -1;
+            }
+
+            *p = '/';
+        }
+    }
+    return 0;
+}
+#else  // WIN32
+
+/// Create a directory, making leading components first if necessary
+int mkdir_r(const char *const pathname)
+{
+    if (!pathname)
+        return -1;
+
+    const size_t len = CAST_SIZE(strlen(pathname));
+    char *tmp = new char[len + 2];
+    char *p = nullptr;
+
+    strcpy(tmp, pathname);
+
+    // terminate the pathname with '/'
+    if (tmp[len - 1] != '/')
+    {
+        tmp[len] = '/';
+        tmp[len + 1] = '\0';
+    }
+
+    for (p = tmp; *p; p++)
+    {
+        if (*p == '/')
+        {
+            *p = '\0';
+            // ignore a slash at the beginning of a path
+            if (tmp[0] == 0)
+            {
+                *p = '/';
+                continue;
+            }
+
+            // check if the name already exists, but not as directory
+            struct stat statbuf;
+            if (!stat(tmp, &statbuf))
+            {
+                if (S_ISDIR(statbuf.st_mode))
+                {
+                    *p = '/';
+                    continue;
+                }
+                else
+                {
+                    delete []tmp;
+                    return -1;
+                }
+            }
+
+            if (mkdir(tmp, S_IRWXU | S_IRWXG | S_IROTH | S_IXOTH))
+            {
+                delete []tmp;
+                return -1;
+            }
+
+            *p = '/';
+        }
+    }
+    delete []tmp;
+    return 0;
+}
+#endif  // WIN32
-- 
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