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/*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
{
#ifdef WINRT
WIN32_FIND_DATAW data;
#else
WIN32_FIND_DATA data;
#endif
HANDLE handle;
dirent ent;
#ifdef WINRT
DIR() { }
~DIR()
{
if (ent.d_name)
delete[] ent.d_name;
}
#endif
};
DIR* opendir(const char* path)
{
DIR* dir = new DIR;
dir->ent.d_name = 0;
#ifdef WINRT
cv::String full_path = cv::String(path) + "\\*";
wchar_t wfull_path[MAX_PATH];
size_t copied = mbstowcs(wfull_path, full_path.c_str(), MAX_PATH);
CV_Assert((copied != MAX_PATH) && (copied != (size_t)-1));
dir->handle = ::FindFirstFileExW(wfull_path, FindExInfoStandard,
&dir->data, FindExSearchNameMatch, NULL, 0);
#else
dir->handle = ::FindFirstFileExA((cv::String(path) + "\\*").c_str(),
FindExInfoStandard, &dir->data, FindExSearchNameMatch, NULL, 0);
#endif
if(dir->handle == INVALID_HANDLE_VALUE)
{
/*closedir will do all cleanup*/
delete dir;
return 0;
}
return dir;
}
dirent* readdir(DIR* dir)
{
#ifdef WINRT
if (dir->ent.d_name != 0)
{
if (::FindNextFileW(dir->handle, &dir->data) != TRUE)
return 0;
}
size_t asize = wcstombs(NULL, dir->data.cFileName, 0);
CV_Assert((asize != 0) && (asize != (size_t)-1));
char* aname = new char[asize+1];
aname[asize] = 0;
wcstombs(aname, dir->data.cFileName, asize);
dir->ent.d_name = aname;
#else
if (dir->ent.d_name != 0)
{
if (::FindNextFileA(dir->handle, &dir->data) != TRUE)
return 0;
}
dir->ent.d_name = dir->data.cFileName;
#endif
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
static bool isDir(const cv::String& path, DIR* dir)
{
#if defined WIN32 || defined _WIN32 || defined WINCE
DWORD attributes;
BOOL status = TRUE;
if (dir)
attributes = dir->data.dwFileAttributes;
else
{
WIN32_FILE_ATTRIBUTE_DATA all_attrs;
#ifdef WINRT
wchar_t wpath[MAX_PATH];
size_t copied = mbstowcs(wpath, path.c_str(), MAX_PATH);
CV_Assert((copied != MAX_PATH) && (copied != (size_t)-1));
status = ::GetFileAttributesExW(wpath, GetFileExInfoStandard, &all_attrs);
#else
status = ::GetFileAttributesExA(path.c_str(), GetFileExInfoStandard, &all_attrs);
#endif
attributes = all_attrs.dwFileAttributes;
}
return status && ((attributes & FILE_ATTRIBUTE_DIRECTORY) != 0);
#else
(void)dir;
struct stat stat_buf;
if (0 != stat( path.c_str(), &stat_buf))
return false;
int is_dir = S_ISDIR( stat_buf.st_mode);
return is_dir != 0;
#endif
}
static bool wildcmp(const char *string, const char *wild)
{
// Based on wildcmp written by Jack Handy - <A href="mailto:jakkhandy@hotmail.com">jakkhandy@hotmail.com</A>
const char *cp = 0, *mp = 0;
while ((*string) && (*wild != '*'))
{
if ((*wild != *string) && (*wild != '?'))
{
return false;
}
wild++;
string++;
}
while (*string)
{
if (*wild == '*')
{
if (!*++wild)
{
return true;
}
mp = wild;
cp = string + 1;
}
else if ((*wild == *string) || (*wild == '?'))
{
wild++;
string++;
}
else
{
wild = mp;
string = cp++;
}
}
while (*wild == '*')
{
wild++;
}
return *wild == 0;
}
static void glob_rec(const cv::String& directory, const cv::String& wildchart, std::vector<cv::String>& result, bool recursive)
{
DIR *dir;
struct dirent *ent;
if ((dir = opendir (directory.c_str())) != 0)
{
/* find all the files and directories within directory */
try
{
while ((ent = readdir (dir)) != 0)
{
const char* name = ent->d_name;
if((name[0] == 0) || (name[0] == '.' && name[1] == 0) || (name[0] == '.' && name[1] == '.' && name[2] == 0))
continue;
cv::String path = directory + native_separator + name;
if (isDir(path, dir))
{
if (recursive)
glob_rec(path, wildchart, result, recursive);
}
else
{
if (wildchart.empty() || wildcmp(name, wildchart.c_str()))
result.push_back(path);
}
}
}
catch (...)
{
closedir(dir);
throw;
}
closedir(dir);
}
else CV_Error(CV_StsObjectNotFound, cv::format("could not open directory: %s", directory.c_str()));
}
void cv::glob(String pattern, std::vector<String>& result, bool recursive)
{
result.clear();
String path, wildchart;
if (isDir(pattern, 0))
{
if(strchr(dir_separators, pattern[pattern.size() - 1]) != 0)
{
path = pattern.substr(0, pattern.size() - 1);
}
else
{
path = pattern;
}
}
else
{
size_t pos = pattern.find_last_of(dir_separators);
if (pos == String::npos)
{
wildchart = pattern;
path = ".";
}
else
{
path = pattern.substr(0, pos);
wildchart = pattern.substr(pos + 1);
}
}
glob_rec(path, wildchart, result, recursive);
std::sort(result.begin(), result.end());
}