Recast navigation

libs/recastnavigation/RecastDemo/Source/Filelist.cpp

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+//
+// Copyright (c) 2009-2010 Mikko Mononen memon@inside.org
+//
+// This software is provided 'as-is', without any express or implied
+// warranty.  In no event will the authors be held liable for any damages
+// arising from the use of this software.
+// Permission is granted to anyone to use this software for any purpose,
+// including commercial applications, and to alter it and redistribute it
+// freely, subject to the following restrictions:
+// 1. The origin of this software must not be misrepresented; you must not
+//    claim that you wrote the original software. If you use this software
+//    in a product, an acknowledgment in the product documentation would be
+//    appreciated but is not required.
+// 2. Altered source versions must be plainly marked as such, and must not be
+//    misrepresented as being the original software.
+// 3. This notice may not be removed or altered from any source distribution.
+//
+
+#include "Filelist.h"
+
+#include <algorithm>
+#ifdef WIN32
+#	include <io.h>
+#else
+#	include <dirent.h>
+#	include <cstring>
+#endif
+
+using std::vector;
+using std::string;
+
+void scanDirectoryAppend(const string& path, const string& ext, vector<string>& filelist)
+{
+#ifdef WIN32
+	string pathWithExt = path + "/*" + ext;
+	
+	_finddata_t dir;
+	intptr_t fh = _findfirst(pathWithExt.c_str(), &dir);
+	if (fh == -1L)
+	{
+		return;
+	}
+	
+	do
+	{
+		filelist.push_back(dir.name);
+	}
+	while (_findnext(fh, &dir) == 0);
+	_findclose(fh);
+#else
+	dirent* current = 0;
+	DIR* dp = opendir(path.c_str());
+	if (!dp)
+	{
+		return;
+	}
+	
+	int extLen = strlen(ext.c_str());
+	while ((current = readdir(dp)) != 0)
+	{
+		int len = strlen(current->d_name);
+		if (len > extLen && strncmp(current->d_name + len - extLen, ext.c_str(), extLen) == 0)
+		{
+			filelist.push_back(current->d_name);
+		}
+	}
+	closedir(dp);
+#endif
+	
+	// Sort the list of files alphabetically.
+	std::sort(filelist.begin(), filelist.end());
+}
+
+void scanDirectory(const string& path, const string& ext, vector<string>& filelist)
+{
+	filelist.clear();
+	scanDirectoryAppend(path, ext, filelist);
+}