@echo off
:: WinShell.bat - execute windows with the specified shell, where
::                the shell is the first argument to WinShell.bat.
::                Other input parameters are passed to the shell.
::                This program is to be run from DOS and uses the
::                DOS version of CEnvi, NOT THE WINDOWS VERSION.
::
:: Example: Execute AmiPro.exe with the C:\ToDoList.sam document
::     WinShell c:\AmiPro\AmiPro.exe C:\ToDoList.sam
::
CEnvi %0.bat %1
GOTO CENVI_EXIT

#define SYSTEM_INI "C:\\WIN\\SYSTEM.INI"

main(argc,argv)
{
   // the first argument is the shell; or progman if there is no first argument
   ShellName = ( argc < 2 ? "progman" : argv[1] );

   // read in all the lines of system.ini
   fp = fopen(SYSTEM_INI,"r");
   assert( fp != NULL );
   for ( Count = 0; NULL != (Line[Count] = fgets(fp)); Count++ ) ;
   fclose(fp);

   // write out all of those lines, but substitute the shell= line
   fp = fopen(SYSTEM_INI,"w");
   while( NULL != Line[0] ) {
      if ( !memicmp(Line[0],"shell=",6) )
         sprintf(Line[0]+6,"%s\n",ShellName);
      fputs(Line[0],fp);
      Line++;
   }
   fclose(fp);
}

:CENVI_EXIT
win.com %2 %3 %4 %5 %6 %7 %8 %9