cups-filters/cups-filters-cleareof.patch

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diff -up cups-filters-1.20.3/filter/foomatic-rip/foomaticrip.c.cleareof cups-filters-1.20.3/filter/foomatic-rip/foomaticrip.c
--- cups-filters-1.20.3/filter/foomatic-rip/foomaticrip.c.cleareof 2018-09-21 13:38:05.882666106 +0200
+++ cups-filters-1.20.3/filter/foomatic-rip/foomaticrip.c 2018-09-21 13:38:55.330277816 +0200
@@ -663,6 +663,7 @@ int print_file(const char *filename, int
rip_die(EXIT_PRNERR_NORETRY_BAD_SETTINGS,
"Couldn't dup stdout of pdf-to-ps\n");
+ clearerr(stdin);
ret = print_file("<STDIN>", 0);
wait_for_process(renderer_pid);