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Author Topic: Running a DOS program from SYSTEM32 Directory  (Read 837 times)

officevision

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Running a DOS program from SYSTEM32 Directory
« on: January 19, 2022, 08:59:50 am »
Good day to all!

It has been a long while since writing code and must admit I have gotten somewhat rusty. I am hoping I am just making a dumb mistake that will easily be seen and corrected here. I am trying to call the "msg.exe" program from the c:\windows\system32 directory and pass it some paramaters that are generated from a user filling in a dialog. For some reason, I get an error 1932 on every type of Run/RunShell/ExecuteShell etc. that I try which happens to be an error that does not give a lot of helpful information.

I also tried generating a "cmd" file and then running that file but get an error that the program I am trying to run is not recognized as an internal or external command, operable program or batch file which I think means I am not finding the executable for some reason. Below is the section of code with the different options I have tried. Any help would be appreciated.

:Sys_MSG
Debug(@ON)
   CmdFile = FileOpen("c:\wrapper\msgcmd.cmd", "Write")
   FileWrite(CmdFile, "@echo on")
   FileWrite(CmdFile, "c:\windows\system32\msg.exe /SERVER:%systemname% * /TIME:15 %messagetext%")
   FileWrite(CmdFile, "Pause")
   FileWrite(CmdFile, "Exit")
   FileClose(CmdFile)
   ShellExecute("msgcmd.cmd", "", "c:\wrapper", @NORMAL, "")
   ;Run("c:\windows\system32\msg.exe", "?")
   ;params = "/SERVER:%systemname% * /TIME:15 %messagetext%"
   ;RunShell("msg.exe", params, "c:\windows\system32", @NORMAL, @NOWAIT)
   ;Run("c:\windows\system32\msg.exe", "/SERVER:%systemname% * /TIME:15 %messagetext%")
   ;RunShell("msg.exe", "/SERVER:%systemname% * /TIME:15 %messagetext%", "c:\windows\system32", @HIDDEN, @NOWAIT)
   ;ShellExecute("msg.exe", "/SERVER:%systemname% * /TIME:15 %messagetext%", "", @HIDDEN, "")
Debug(@OFF)
   Return

td

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Re: Running a DOS program from SYSTEM32 Directory
« Reply #1 on: January 19, 2022, 10:02:29 am »
The msg.exe executable is 64-bit only. You need to either run your script with 64-bit Winbatch or temporarily disable 32-bit file redirections. For more information on disabling file redirection see the documentation for the IntControl function option 92 in the Consolidated WIL Help file or online:

https://docs.winbatch.com/mergedProjects/WindowsInterfaceLanguage/html/WILAK_I__110.htm

"No one who sees a peregrine falcon fly can ever forget the beauty and thrill of that flight."
  - Dr. Tom Cade

td

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Re: Running a DOS program from SYSTEM32 Directory
« Reply #2 on: January 19, 2022, 10:09:46 am »
One possible approach.

Code: Winbatch
messagetext = 'Hello World'
systemname = '**my workstation' ; Your system name here.
Cmd = Environment( 'ComSpec')
cd  = FilePath(Cmd)
IntControl( 92, 'Disable', 0,0,0)
ShellExecute("msg.exe", "/SERVER:%systemname% * /TIME:15 %messagetext%" , cd, @Normal, "")
IntControl( 92, 'Revert', 0,0,0)
exit
 

[edit] The setting the current directory and @Normal display mode are likely not necessary but are helpful for debugging purposes.
"No one who sees a peregrine falcon fly can ever forget the beauty and thrill of that flight."
  - Dr. Tom Cade

td

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    • WinBatch
Re: Running a DOS program from SYSTEM32 Directory
« Reply #3 on: January 21, 2022, 08:15:32 am »
Neglected to mention that there is also the wtsSendMessage function in the Terminal Services Extender. This function allows you to send a message without "shelling out".

https://docs.winbatch.com/mergedProjects/TerminalServices/TERMSERVwtsSendMessage.htm
"No one who sees a peregrine falcon fly can ever forget the beauty and thrill of that flight."
  - Dr. Tom Cade

archimede

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Re: Running a DOS program from SYSTEM32 Directory
« Reply #4 on: January 23, 2022, 03:07:21 pm »
Do you tryed to manually launch the builded .cmd program from the same directory? If yes, and if it worked well, I builded for me function that works exactly like a command line.

officevision

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Re: Running a DOS program from SYSTEM32 Directory
« Reply #5 on: January 24, 2022, 08:26:49 am »
Thank you all for the replys. TD - your reply was spot on. I incorporated your code and all is right with the world once again. Well.....

Anyway - thank you all agian!

Fred