freebsd-ports/games/ember/files/patch-src-framework-osdir.h

--- /dev/null	Mon Oct  3 19:55:00 2005
+++ src/framework/osdir.h	Sat Sep 24 01:01:11 2005
@@ -0,0 +1,193 @@
+/**
+ * Copyright (C) 2002 Bart Vanhauwaert
+ *
+ * Permission to use, copy, modify, distribute and sell this software
+ * for any purpose is hereby granted without fee. This license
+ * includes (but is not limited to) standalone compilation or as part
+ * of a larger project.
+ *
+ * This software is provided "as is" without express or implied warranty.
+ *
+ * For a full statement on warranty and terms and conditions for
+ * copying, distribution and modification, please see the comment block
+ * at the end of this file.
+ *
+ * Version 1
+ *
+ */
+
+#ifndef OSLINK_OSDIR_HEADER_H_
+#define OSLINK_OSDIR_HEADER_H_
+
+#if defined(unix) || defined(__unix) || defined(__unix__)
+#define OSLINK_OSDIR_POSIX
+#elif defined(_WIN32)
+#define OSLINK_OSDIR_WINDOWS
+#else
+#define OSLINK_OSDIR_NOTSUPPORTED
+#endif
+
+#include <string>
+
+#if defined(OSLINK_OSDIR_NOTSUPPORTED)
+
+namespace oslink
+{
+	class directory
+	{
+		public:
+			directory(const std::string&)		{ }
+			operator void*() const				{ return (void*)0; }
+			std::string next()					{ return ""; }
+	};
+}
+
+#elif defined(OSLINK_OSDIR_POSIX)
+
+#include <sys/types.h>
+#include <dirent.h>
+
+namespace oslink
+{
+	class directory
+	{
+		public:
+			directory(const std::string& aName)
+				: handle(opendir(aName.c_str())), willfail(false)
+				{
+					if (!handle)
+						willfail = true;
+					else
+					{
+						dirent* entry = readdir(handle);
+						if (entry)
+							current = entry->d_name;
+						else
+							willfail = true;
+					}
+				}
+			~directory()
+				{
+					if (handle)
+						closedir(handle);
+				}
+			operator void*() const
+				{
+					return willfail ? (void*)0:(void*)(-1);
+				}
+			std::string next()
+				{
+					std::string prev(current);
+					dirent* entry = readdir(handle);
+					if (entry)
+						current = entry->d_name;
+					else
+						willfail = true;
+					return prev;
+				}
+		private:
+			DIR* handle;
+			bool willfail;
+			std::string current;
+	};
+}
+
+#elif defined(OSLINK_OSDIR_WINDOWS)
+
+#include <windows.h>
+#include <winbase.h>
+
+namespace oslink
+{
+	class directory
+	{
+		public:
+			directory(const std::string& aName)
+				: handle(INVALID_HANDLE_VALUE), willfail(false)
+				{
+					// First check the attributes trying to access a non-directory with 
+					// FindFirstFile takes ages
+					DWORD attrs = GetFileAttributes(aName.c_str());
+					if ( (attrs == 0xFFFFFFFF) || ((attrs && FILE_ATTRIBUTE_DIRECTORY) == 0) )
+					{
+						willfail = true;
+						return;
+					}
+					std::string Full(aName);
+					// Circumvent a problem in FindFirstFile with c:\\* as parameter 
+					if ( (Full.length() > 0) && (Full[Full.length()-1] != '\\') )
+						Full += "\\";
+					WIN32_FIND_DATA entry;
+					handle = FindFirstFile( (Full+"*").c_str(), &entry);
+					if (handle == INVALID_HANDLE_VALUE)
+						willfail = true;
+					else
+						current = entry.cFileName;
+				}
+			~directory()
+				{
+					if (handle != INVALID_HANDLE_VALUE)
+						FindClose(handle);
+				}
+
+			operator void*() const				
+				{
+					return willfail ? (void*)0:(void*)(-1);
+				}
+			std::string next()
+				{
+					std::string prev = current;
+					WIN32_FIND_DATA entry;
+					int ok = FindNextFile(handle, &entry);
+					if (!ok)
+						willfail = true;
+					else
+						current = entry.cFileName;
+					return current; 
+				}
+		private:
+			HANDLE	handle;
+			bool	willfail;
+			std::string current;
+	};
+}
+
+
+#endif
+
+#endif
+
+/**
+ *
+ * The "library", below, refers to the collection of software functions
+ * and/or data contained in this file, prepared so as to be conveniently
+ * compiled and linked with application programs (which use some of those
+ * functions and data) to form executables.
+ *
+ *                             NO WARRANTY
+ *                              
+ * 1. BECAUSE THE LIBRARY IS LICENSED FREE OF CHARGE, THERE IS NO
+ * WARRANTY FOR THE LIBRARY, TO THE EXTENT PERMITTED BY APPLICABLE LAW.
+ * EXCEPT WHEN OTHERWISE STATED IN WRITING THE COPYRIGHT HOLDERS AND/OR
+ * OTHER PARTIES PROVIDE THE LIBRARY "AS IS" WITHOUT WARRANTY OF ANY
+ * KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE.  THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE
+ * LIBRARY IS WITH YOU.  SHOULD THE LIBRARY PROVE DEFECTIVE, YOU ASSUME
+ * THE COST OF ALL NECESSARY SERVICING, REPAIR OR CORRECTION.
+ * 
+ * 2. IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN
+ * WRITING WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MAY MODIFY
+ * AND/OR REDISTRIBUTE THE LIBRARY AS PERMITTED ABOVE, BE LIABLE TO YOU
+ * FOR DAMAGES, INCLUDING ANY GENERAL, SPECIAL, INCIDENTAL OR
+ * CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OR INABILITY TO USE THE
+ * LIBRARY (INCLUDING BUT NOT LIMITED TO LOSS OF DATA OR DATA BEING
+ * RENDERED INACCURATE OR LOSSES SUSTAINED BY YOU OR THIRD PARTIES OR A
+ * FAILURE OF THE LIBRARY TO OPERATE WITH ANY OTHER SOFTWARE), EVEN IF
+ * SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
+ * DAMAGES.
+ * 
+ * END OF TERMS AND CONDITIONS
+ *
+ */
+