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tools/lib/misctxrx.c (wait_for_interrupt): restore signal also after timeout

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This commit is contained in:
Werner Almesberger 2011-01-10 13:52:57 -03:00
parent 110d5abe32
commit 6ff235e8ea
1 changed files with 5 additions and 2 deletions
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7
tools/lib/misctxrx.c
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@ -42,8 +42,10 @@ uint8_t wait_for_interrupt(struct atrf_dsc *dsc, uint8_t wait_for,
while (run) {
while (run && !atrf_interrupt(dsc)) {
usleep(sleep_us);
if (timeout && !--timeout)
return 0;
if (timeout && !--timeout) {
irq = 0;
goto out;
}
}
irq = atrf_reg_read(dsc, REG_IRQ_STATUS);
if (atrf_error(dsc))
@ -74,6 +76,7 @@ uint8_t wait_for_interrupt(struct atrf_dsc *dsc, uint8_t wait_for,
if (irq & wait_for)
break;
}
out:
signal(SIGINT, old_sig);
if (!run)
raise(SIGINT);