File Existance in Windows - Revision history

PeterHarding at 22:41, 19 October 2014

2014-10-19T22:41:20Z

← Older revision		Revision as of 08:41, 20 October 2014
Line 125:		Line 125:
	</pre>		</pre>

	=Search for ~~FIle=~~=		=Search for File=

	<pre>		<pre>
	// crt_searchenv.c		// crt_searchenv.c

PeterHarding: moved File Existance in WIndows to File Existance in Windows: Typo

2011-02-06T06:38:38Z

moved File Existance in WIndows to File Existance in Windows: Typo

← Older revision	Revision as of 16:38, 6 February 2011
(No difference)

PeterHarding at 21:59, 5 February 2011

2011-02-05T21:59:00Z

← Older revision		Revision as of 07:59, 6 February 2011
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	[[Category:Dot.NET]]		[[Category:Dot.NET]]
	[[Category:C++]]		[[Category:C++]]
	[[Category:C#]]		[[Category:CSharp]]

PeterHarding at 06:23, 6 January 2011

2011-01-06T06:23:00Z

← Older revision		Revision as of 16:23, 6 January 2011
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	</pre>		</pre>

			[[Category:Windows Development]]
	[[Category:Visual Studio]]		[[Category:Visual Studio]]
			[[Category:Dot.NET]]
	[[Category:C++]]		[[Category:C++]]
	[[Category:~~Examples~~]]		[[Category:C#]]

PeterHarding at 03:49, 21 July 2008

2008-07-21T03:49:05Z

@@ Line 122: / Line 122: @@
     return Res;
+}
 </pre>

PeterHarding: /* Create a Path to Make Sure it Exists */

2008-07-21T03:45:16Z

Create a Path to Make Sure it Exists

← Older revision		Revision as of 13:45, 21 July 2008
Line 86:		Line 86:

	<pre>		<pre>
	int make_sure_path_exists( const char *iPath, bool FilenameIncluded=true)		int make_sure_path_exists(const char *iPath, bool FilenameIncluded=true)
	{		{
	char Path=(char)iPath;		char Path =(char)iPath;
	char *TmpPath=Path;		char *TmpPath = Path;
	char TmpSmb=0;		char TmpSmb = 0;
	char *LastDPtr=NULL;		char *LastDPtr = NULL;

	while((TmpPath=strpbrk(TmpPath+1,"\\/")))		while((TmpPath = strpbrk(TmpPath + 1, "\\/")))
	{		{
	TmpSmb = Path[TmpPath - Path];		TmpSmb = Path[TmpPath - Path];
	Path[TmpPath-Path] = 0;		Path[TmpPath - Path] = 0;
	CreateDirectory(Path,NULL);		CreateDirectory(Path, NULL);
	Path[TmpPath-Path] = TmpSmb;		Path[TmpPath-Path] = TmpSmb;
	LastDPtr = TmpPath;		LastDPtr = TmpPath;

PeterHarding at 03:44, 21 July 2008

2008-07-21T03:44:05Z

← Older revision		Revision as of 13:44, 21 July 2008
Line 68:		Line 68:
	</pre>		</pre>

	=Make Sure it Exists=		=Create a Path to Make Sure it Exists=

	<pre>		<pre>
	BOOL MakeSurePathExists( CString &Path,		BOOL MakeSurePathExists( CString &Path, bool FilenameIncluded=true)
	bool FilenameIncluded=true)
	{		{
	int Pos=0;		int Pos=0;
	while((Pos=Path.Find('\\',Pos+1))!=-1)
			while ((Pos=Path.Find('\\',Pos+1))!=-1)
	CreateDirectory(Path.Left(Pos),NULL);		CreateDirectory(Path.Left(Pos),NULL);

	if(!FilenameIncluded)		if(!FilenameIncluded)
	CreateDirectory(Path,NULL);		CreateDirectory(Path,NULL);
	return ((!FilenameIncluded)?!_access(Path,0):
	!_access(Path.Left(Path.ReverseFind('\\')),0));		return ((!FilenameIncluded)?!_access(Path,0): !_access(Path.Left(Path.ReverseFind('\\')),0));
	}		}
			</pre>

	int make_sure_path_exists( const char *iPath,		<pre>
	bool FilenameIncluded=true)		int make_sure_path_exists( const char *iPath, bool FilenameIncluded=true)
	{		{
	char Path=(char)iPath,		char Path=(char)iPath;
	*TmpPath=Path,		char *TmpPath=Path;
	TmpSmb=0,		char TmpSmb=0;
	*LastDPtr=NULL;		char *LastDPtr=NULL;

	while((TmpPath=strpbrk(TmpPath+1,"\\/")))		while((TmpPath=strpbrk(TmpPath+1,"\\/")))
	{		{
	TmpSmb=Path[TmpPath-Path];		TmpSmb = Path[TmpPath - Path];
	Path[TmpPath-Path]=0;		Path[TmpPath-Path] = 0;
	CreateDirectory(Path,NULL);		CreateDirectory(Path,NULL);
	Path[TmpPath-Path]=TmpSmb;		Path[TmpPath-Path] = TmpSmb;
	LastDPtr=TmpPath;		LastDPtr = TmpPath;
	}		}

	int Res=1;		int Res = 1;

	if(!FilenameIncluded)		if(!FilenameIncluded)
	{		{
	CreateDirectory(iPath,NULL);		CreateDirectory(iPath, NULL);
	Res=!_access(iPath,0);		Res = !_access(iPath, 0);
	}		}
	else		else
Line 109:		Line 113:
	if(LastDPtr)		if(LastDPtr)
	{		{
	Path=(char*)iPath;		Path = (char*)iPath;
	TmpSmb=Path[LastDPtr-Path];		TmpSmb = Path[LastDPtr - Path];
	Path[LastDPtr-Path]=0;		Path[LastDPtr - Path] = 0;
	Res=!_access(Path,0);		Res = !_access(Path, 0);
	Path[LastDPtr-Path]=TmpSmb;		Path[LastDPtr - Path] = TmpSmb;
	}		}
	}		}

PeterHarding at 03:40, 21 July 2008

2008-07-21T03:40:21Z

@@ Line 65: / Line 65: @@
+    }
+}
 </pre>

PeterHarding: New page: =Example= See - http://msdn.microsoft.com/en-us/library/system.io.directory.exists.aspx

 // For File::Exists, Directory::Exists using namespace System; using namespace System::IO; u...

2008-07-21T03:34:31Z

New page: =Example= See - http://msdn.microsoft.com/en-us/library/system.io.directory.exists.aspx <pre> // For File::Exists, Directory::Exists using namespace System; using namespace System::IO; u...

New page

=Example=

See - http://msdn.microsoft.com/en-us/library/system.io.directory.exists.aspx

<pre>
// For File::Exists, Directory::Exists
using namespace System;
using namespace System::IO;
using namespace System::Collections;

// Insert logic for processing found files here.
void ProcessFile( String^ path )
{
Console::WriteLine( "Processed file '{0}'.", path );
}

// Process all files in the directory passed in, recurse on any directories
// that are found, and process the files they contain.
void ProcessDirectory( String^ targetDirectory )
{

// Process the list of files found in the directory.
array<String^>^fileEntries = Directory::GetFiles( targetDirectory );
IEnumerator^ files = fileEntries->GetEnumerator();
while ( files->MoveNext() )
{
String^ fileName = safe_cast<String^>(files->Current);
ProcessFile( fileName );
}

// Recurse into subdirectories of this directory.
array<String^>^subdirectoryEntries = Directory::GetDirectories( targetDirectory );
IEnumerator^ dirs = subdirectoryEntries->GetEnumerator();
while ( dirs->MoveNext() )
{
String^ subdirectory = safe_cast<String^>(dirs->Current);
ProcessDirectory( subdirectory );
}
}

int main( int argc, char *argv[] )
{
for ( int i = 1; i < argc; i++ )
{
String^ path = gcnew String(argv[ i ]);
if ( File::Exists( path ) )
{

// This path is a file
ProcessFile( path );
}
else
if ( Directory::Exists( path ) )
{

// This path is a directory
ProcessDirectory( path );
}
else
{
Console::WriteLine( "{0} is not a valid file or directory.", path );
}

}
}
</pre>

[[Category:Visual Studio]]
[[Category:C++]]
[[Category:Examples]]