yazıcı için paketler
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@@ -0,0 +1,36 @@
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diff -up hplip-3.9.10/prnt/backend/hp.c.device-reconnected hplip-3.9.10/prnt/backend/hp.c
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--- hplip-3.9.10/prnt/backend/hp.c.device-reconnected 2009-11-03 21:45:10.000000000 +0000
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+++ hplip-3.9.10/prnt/backend/hp.c 2009-11-04 16:25:30.719129509 +0000
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@@ -645,6 +645,7 @@ int main(int argc, char *argv[])
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HPMUD_DEVICE hd=-1;
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HPMUD_CHANNEL cd=-1;
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int n, total=0, retry=0, size, pages;
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+ int consecutive_failures=0;
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enum HPMUD_RESULT stat;
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char *printer = getenv("PRINTER");
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@@ -809,11 +810,24 @@ int main(int argc, char *argv[])
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{
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exit_stat = BACKEND_STOP; /* stop queue */
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goto bugout;
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+ }
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+
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+ if (++consecutive_failures == 5)
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+ {
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+ /* hpmud_write_channel has failed several times in
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+ * succession but the Device ID-based status says
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+ * the printer is happy. Time to face the fact that
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+ * the device has probably reconnected, and our USB
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+ * channel is invalidated. */
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+
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+ BUG("ERROR: device reconnected?");
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+ goto bugout;
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}
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}
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else
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{
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/* Data was sent to device successfully. */
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+ consecutive_failures = 0;
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if (pa.pjl_device)
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{
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/* Laserjets have a large data buffer, so manually check for operator intervention condition. */
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