FreeBSD Bugzilla – Attachment 1105 Details for
Bug 4114
Processes shouldn't get SIGIO when the tty is set to CLOCAL
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[patch]
file.diff
file.diff (text/plain), 720 bytes, created by
Craig Leres
on 1997-07-18 04:20:02 UTC
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Description:
file.diff
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Creator:
Craig Leres
Created:
1997-07-18 04:20:02 UTC
Size:
720 bytes
patch
obsolete
>diff -c -r1.1 tty.c >*** /tmp/,RCSt1005870 Thu Jul 17 19:49:16 1997 >--- tty.c Thu Jul 17 19:17:05 1997 >*************** >*** 1377,1383 **** > if (!ISSET(tp->t_state, TS_ZOMBIE)) > SET(tp->t_state, TS_CONNECTED); > wakeup(TSA_CARR_ON(tp)); >! ttwakeup(tp); > ttwwakeup(tp); > } > return (1); >--- 1377,1392 ---- > if (!ISSET(tp->t_state, TS_ZOMBIE)) > SET(tp->t_state, TS_CONNECTED); > wakeup(TSA_CARR_ON(tp)); >! /* Don't generate SIGIO's for DCD if CLOCAL */ >! if (ISSET(tp->t_cflag, CLOCAL)) { >! register int t_state; >! >! t_state = tp->t_state; >! CLR(tp->t_state, TS_ASYNC); >! ttwakeup(tp); >! tp->t_state = t_state; >! } else >! ttwakeup(tp); > ttwwakeup(tp); > } > return (1);
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