add dlobbing for Windows

modules/core/src/glob.cpp

+/*M///////////////////////////////////////////////////////////////////////////////////////
+//
+//  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
+//
+//  By downloading, copying, installing or using the software you agree to this license.
+//  If you do not agree to this license, do not download, install,
+//  copy or use the software.
+//
+//
+//                           License Agreement
+//                For Open Source Computer Vision Library
+//
+// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
+// Copyright (C) 2008-2013, Willow Garage Inc., all rights reserved.
+// Third party copyrights are property of their respective owners.
+//
+// Redistribution and use in source and binary forms, with or without modification,
+// are permitted provided that the following conditions are met:
+//
+//   * Redistribution's of source code must retain the above copyright notice,
+//     this list of conditions and the following disclaimer.
+//
+//   * Redistribution's in binary form must reproduce the above copyright notice,
+//     this list of conditions and the following disclaimer in the documentation
+//     and / or other materials provided with the distribution.
+//
+//   * The name of the copyright holders may not be used to endorse or promote products
+//     derived from this software without specific prior written permission.
+//
+// This software is provided by the copyright holders and contributors "as is" and
+// any express or implied warranties, including, but not limited to, the implied
+// warranties of merchantability and fitness for a particular purpose are disclaimed.
+// In no event shall the Intel Corporation or contributors be liable for any direct,
+// indirect, incidental, special, exemplary, or consequential damages
+// (including, but not limited to, procurement of substitute goods or services;
+// loss of use, data, or profits; or business interruption) however caused
+// and on any theory of liability, whether in contract, strict liability,
+// or tort (including negligence or otherwise) arising in any way out of
+// the use of this software, even if advised of the possibility of such damage.
+//
+//M*/
+
 #include "precomp.hpp"
 
 #if defined WIN32 || defined _WIN32 || defined WINCE
 # include <windows.h>
 const char dir_separators[] = "/\\";
 const char native_separator = '\\';
+
+namespace
+{
+    struct dirent
+    {
+        const char* d_name;
+    };
+
+    struct DIR
+    {
+        WIN32_FIND_DATA data;
+        HANDLE handle;
+        dirent ent;
+    };
+
+    DIR* opendir(const char* path)
+    {
+        DIR* dir = new DIR;
+        dir->ent.d_name = 0;
+        dir->handle = ::FindFirstFileA((std::string(path) + "\\*").c_str(), &dir->data);
+        if(dir->handle == INVALID_HANDLE_VALUE)
+        {
+            /*closedir will do all cleanup*/
+            return 0;
+        }
+        return dir;
+    }
+
+    dirent* readdir(DIR* dir)
+    {
+        if (dir->ent.d_name != 0)
+        {
+            if (::FindNextFile(dir->handle, &dir->data) != TRUE)
+                return 0;
+        }
+        dir->ent.d_name = dir->data.cFileName;
+        return &dir->ent;
+    }
+
+    void closedir(DIR* dir)
+    {
+        ::FindClose(dir->handle);
+        delete dir;
+    }
+
+
+}
 #else
 # include <dirent.h>
+# include <sys/stat.h>
 const char dir_separators[] = "/";
 const char native_separator = '/';
 #endif
 
-#ifndef _WIN32_WCE
-# include <sys/stat.h>
-#endif
-
-
-static bool isDir(std::string path)
+static bool isDir(const std::string& path, DIR* dir)
 {
-#ifndef _WIN32_WCE
+#if defined WIN32 || defined _WIN32 || defined WINCE
+    DWORD attributes;
+    if (dir)
+        attributes = dir->data.dwFileAttributes;
+    else
+        attributes = ::GetFileAttributes(path.c_str());
+
+    return (attributes != INVALID_FILE_ATTRIBUTES) && ((attributes & FILE_ATTRIBUTE_DIRECTORY) != 0);
+#else
     struct stat stat_buf;
     stat( path.c_str(), &stat_buf);
     int is_dir = S_ISDIR( stat_buf.st_mode);
+    (void)dir;
 
     return is_dir != 0;
-#else
-    /* unsupported */
-    return false;
 #endif
 }
 
@@ -94,7 +185,7 @@ static void glob_rec(const std::string& directory, const std::string& wildchart,
 
                 std::string path = directory + native_separator + name;
 
-                if (isDir(path))
+                if (isDir(path, dir))
                 {
                     if (recursive)
                         glob_rec(path, wildchart, result, recursive);
@@ -113,7 +204,7 @@ static void glob_rec(const std::string& directory, const std::string& wildchart,
         }
         closedir(dir);
     }
-    else CV_Error(CV_StsObjectNotFound, "could not open directory");
+    else CV_Error(CV_StsObjectNotFound, cv::format("could not open directory: %s", directory.c_str()));
 }
 
 void cv::glob(std::string pattern, std::vector<std::string>& result, bool recursive)
@@ -121,8 +212,9 @@ void cv::glob(std::string pattern, std::vector<std::string>& result, bool recurs
     result.clear();
     std::string path, wildchart;
 
-    if (isDir(pattern))
+    if (isDir(pattern, 0))
     {
+        printf("WE ARE HERE: %s\n", pattern.c_str());
         if(strchr(dir_separators, pattern[pattern.size() - 1]) != 0)
         {
             path = pattern.substr(0, pattern.size() - 1);
@@ -148,4 +240,5 @@ void cv::glob(std::string pattern, std::vector<std::string>& result, bool recurs
     }
 
     glob_rec(path, wildchart, result, recursive);
+    std::sort(result.begin(), result.end());
 }
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