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r5683: BUG 2363: allow 'in use' driver to be removed as long as one 'Windows NT x86' driver remains'

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(This used to be commit 743ddbc7f204977431b8eaa48c3838b3cc9bdb11)
This commit is contained in:
Gerald Carter 2005-03-07 22:06:25 +00:00 committed by Gerald (Jerry) Carter
parent 4eed5ad016
commit aaa4a660ac
1 changed files with 47 additions and 8 deletions
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55
source3/printing/nt_printing.c
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@ -1820,6 +1820,9 @@ static WERROR get_a_printer_driver_3(NT_PRINTER_DRIVER_INFO_LEVEL_3 **info_ptr,
ZERO_STRUCT(driver);
architecture = get_short_archi(arch);
if ( !architecture )
return WERR_UNKNOWN_PRINTER_DRIVER;
/* Windows 4.0 (i.e. win9x) should always use a version of 0 */
@ -4333,34 +4336,70 @@ BOOL printer_driver_in_use ( NT_PRINTER_DRIVER_INFO_LEVEL_3 *info_3 )
int snum;
int n_services = lp_numservices();
NT_PRINTER_INFO_LEVEL *printer = NULL;
BOOL in_use = False;
if ( !info_3 )
return False;
DEBUG(5,("printer_driver_in_use: Beginning search through ntprinters.tdb...\n"));
DEBUG(10,("printer_driver_in_use: Beginning search through ntprinters.tdb...\n"));
/* loop through the printers.tdb and check for the drivername */
for (snum=0; snum<n_services; snum++) {
for (snum=0; snum<n_services && !in_use; snum++) {
if ( !(lp_snum_ok(snum) && lp_print_ok(snum) ) )
continue;
if ( !W_ERROR_IS_OK(get_a_printer(NULL, &printer, 2, lp_servicename(snum))) )
continue;
if ( !StrCaseCmp(info_3->name, printer->info_2->drivername) ) {
free_a_printer( &printer, 2 );
return True;
}
if ( strequal(info_3->name, printer->info_2->drivername) )
in_use = True;
free_a_printer( &printer, 2 );
}
DEBUG(5,("printer_driver_in_use: Completed search through ntprinters.tdb...\n"));
DEBUG(10,("printer_driver_in_use: Completed search through ntprinters.tdb...\n"));
if ( in_use ) {
NT_PRINTER_DRIVER_INFO_LEVEL d;
WERROR werr;
DEBUG(5,("printer_driver_in_use: driver \"%s\" is currently in use\n", info_3->name));
/* we can still remove the driver if there is one of
"Windows NT x86" version 2 or 3 left */
if ( !strequal( "Windows NT x86", info_3->environment ) ) {
werr = get_a_printer_driver( &d, 3, info_3->name, "Windows NT x86", DRIVER_ANY_VERSION );
}
else {
switch ( info_3->cversion ) {
case 2:
werr = get_a_printer_driver( &d, 3, info_3->name, "Windows NT x86", 3 );
break;
case 3:
werr = get_a_printer_driver( &d, 3, info_3->name, "Windows NT x86", 2 );
break;
default:
DEBUG(0,("printer_driver_in_use: ERROR! unknown driver version (%d)\n",
info_3->cversion));
werr = WERR_UNKNOWN_PRINTER_DRIVER;
break;
}
}
/* now check the error code */
if ( W_ERROR_IS_OK(werr) ) {
/* it's ok to remove the driver, we have other architctures left */
in_use = False;
free_a_printer_driver( d, 3 );
}
}
/* report that the driver is not in use by default */
return False;
return in_use;
}