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Don't try to create local cups printers before CUPS 2.2

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Not supported on earlier versions.
This commit is contained in:
John Ralls 2021-04-16 12:15:45 -07:00
parent 3aa742d715
commit 3d53204c75
1 changed files with 12 additions and 1 deletions
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13
modules/printbackends/cups/gtkprintbackendcups.c
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@ -61,6 +61,10 @@
#include <colord.h>
#endif
#if ((CUPS_VERSION_MAJOR == 2 && CUPS_VERSION_MINOR >= 2) || CUPS_VERSION_MAJOR > 2)
#define HAVE_CUPS_2_2
#endif
typedef struct _GtkPrintBackendCupsClass GtkPrintBackendCupsClass;
#define GTK_PRINT_BACKEND_CUPS_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_PRINT_BACKEND_CUPS, GtkPrintBackendCupsClass))
@ -242,10 +246,12 @@ static void secrets_service_vanished_cb (GDBusConnec
const gchar *name,
gpointer user_data);
#ifdef HAVE_CUPS_2_2
static void create_temporary_queue (GtkPrintBackendCups *backend,
const gchar *printer_name,
const gchar *printer_uri,
const gchar *device_uri);
#endif
static void
gtk_print_backend_cups_register_type (GTypeModule *module)
@ -1896,10 +1902,12 @@ mark_printer_inactive (GtkPrinter *printer,
if (iter == NULL)
{
/* Recreate temporary queue since they are created for 60 seconds only. */
#ifdef HAVE_CUPS_2_2
create_temporary_queue (GTK_PRINT_BACKEND_CUPS (backend),
gtk_printer_get_name (printer),
cups_printer->printer_uri,
cups_printer->temporary_queue_device_uri);
#endif
}
}
else
@ -3017,6 +3025,7 @@ cups_create_local_printer_cb (GtkPrintBackendCups *print_backend,
/*
* Create CUPS temporary queue.
*/
#ifdef HAVE_CUPS_2_2
static void
create_temporary_queue (GtkPrintBackendCups *backend,
const gchar *printer_name,
@ -3057,7 +3066,7 @@ create_temporary_queue (GtkPrintBackendCups *backend,
NULL,
NULL);
}
#endif
/*
* Create new GtkPrinter from informations included in TXT records.
*/
@ -4552,10 +4561,12 @@ cups_printer_request_details (GtkPrinter *printer)
if (cups_printer->avahi_browsed)
{
#ifdef HAVE_CUPS_2_2
create_temporary_queue (GTK_PRINT_BACKEND_CUPS (gtk_printer_get_backend (printer)),
gtk_printer_get_name (printer),
cups_printer->printer_uri,
cups_printer->temporary_queue_device_uri);
#endif
}
else if (!cups_printer->reading_ppd &&
gtk_printer_cups_get_ppd (cups_printer) == NULL)