PKGBUILDs/extra/cups/samsung-printer-workaround.patch
2019-04-16 18:16:20 +00:00

30 lines
1.1 KiB
Diff

diff --git a/cups/ppd.c b/cups/ppd.c
index 435b992f4..29456d97a 100644
--- a/cups/ppd.c
+++ b/cups/ppd.c
@@ -1182,6 +1182,24 @@ _ppdOpen(
else if (!strcmp(string, "Plus90"))
ppd->landscape = 90;
}
+ else if (!strcmp(keyword, "Emulators") && string && ppd->num_emulations == 0)
+ {
+ /*
+ * Issue #5562: Samsung printer drivers incorrectly use Emulators keyword
+ * to configure themselves
+ *
+ * The Emulators keyword was loaded but never used by anything in CUPS,
+ * and has no valid purpose in CUPS. The old code was removed due to a
+ * memory leak (Issue #5475), so the following (new) code supports a single
+ * name for the Emulators keyword, allowing these drivers to work until we
+ * remove PPD and driver support entirely in a future version of CUPS.
+ */
+
+ ppd->num_emulations = 1;
+ ppd->emulations = calloc(1, sizeof(ppd_emul_t));
+
+ strlcpy(ppd->emulations[0].name, string, sizeof(ppd->emulations[0].name));
+ }
else if (!strcmp(keyword, "JobPatchFile"))
{
/*