vsnet2012cmdhere.inf based on http://www.hanselman.com/blog/VisualStudioCommandPromptHereAndSearchUnknownFileExtensions.aspx

vsnet2012cmdhere.inf

;
; "CMD Prompt Here" PowerToy
;
; Copyright 1996 Microsoft Corporation
;
; Modified to launch VS.NET 2005 command prompt 5/6/03 MG

[version]
signature="$CHICAGO$"

[VSNet2012CmdHereInstall]
CopyFiles = VSNet2012CmdHere.Files.Inf
AddReg    = VSNet2012CmdHere.Reg

[DefaultInstall]
CopyFiles = VSNet2012CmdHere.Files.Inf
AddReg    = VSNet2012CmdHere.Reg

[DefaultUnInstall]
DelFiles  = VSNet2012CmdHere.Files.Inf
DelReg    = VSNet2012CmdHere.Reg

[SourceDisksNames]
55="VS .NET 2012 CMD Prompt Here","",1

[SourceDisksFiles]
VSNet2012CmdHere.INF=55

[DestinationDirs]
VSNet2012CmdHere.Files.Inf = 17

[VSNet2012CmdHere.Files.Inf]
VSNet2012CmdHere.INF

[VSNet2012CmdHere.Reg]
HKLM,%UDHERE%,DisplayName,,"%VSNet2012CmdHereName%"
HKLM,%UDHERE%,UninstallString,,"rundll32.exe syssetup.dll,SetupInfObjectInstallAction DefaultUninstall 132 %17%\VSNet2012CmdHere.inf"
HKCR,Directory\Shell\VSNet2012CmdHere,,,"%VSNet2012CmdHereAccel%"
HKCR,Directory\Shell\VSNet2012CmdHere\command,,,"%11%\cmd.exe /k cd ""%1"" && ""C:\Program Files (x86)\Microsoft Visual Studio 11.0\Common7\Tools\vsvars32.bat"""
HKCR,Drive\Shell\VSNet2012CmdHere,,,"%VSNet2012CmdHereAccel%"
HKCR,Drive\Shell\VSNet2012CmdHere\command,,,"%11%\cmd.exe /k cd ""%1"""

[Strings]
VSNet2012CmdHereName="VS.NET 2012 Command Prompt Here PowerToy"
VSNet2012CmdHereAccel="VS.NET &2012 CMD Prompt Here"
UDHERE="Software\Microsoft\Windows\CurrentVersion\Uninstall\VSNet2012CmdHere"