51 lines
1.6 KiB
Scheme
51 lines
1.6 KiB
Scheme
;;; Signal constant definitions for Ultrix
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;;; Copyright (c) 1994 by Olin Shivers.
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;;; Copyright (c) 1994 by Brian D. Carlstrom.
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;;POSIX only defined here.
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(define-enum-constants signal
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;; POSIX
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(hup 1) ; hangup
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(int 2) ; interrupt
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(quit 3) ; quit
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(ill 4) ; illegal instruction (not reset when caught)
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(trap 5) ; trace trap (not reset when caught)
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(iot 6) ; IOT instruction
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(abrt 6) ; compat
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(emt 7) ; EMT instruction
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(fpe 8) ; floating point exception
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(kill 9) ; kill (cannot be caught or ignored)
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;; Ultrix
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(bus 10)
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;; POSIX
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(segv 11) ; segmentation violation
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(sys 12) ; bad argument to system call
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(pipe 13) ; write on a pipe with no one to read it
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(alrm 14) ; alarm clock
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(term 15) ; software termination signal from kill
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(urg 16) ; urgent condition on IO channel
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(stop 17) ; sendable stop signal not from tty
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(tstp 18) ; stop signal from tty
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(cont 19) ; continue a stopped process
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(chld 20) ; to parent on child stop or exit
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(cld 20) ; compat
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(ttin 21) ; to readers pgrp upon background tty read
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(ttou 22) ; like TTIN for output if (tp->t_local<OSTOP)
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(io 23) ; input/output possible signal
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(xcpu 24) ; exceeded cpu time limit
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(xfsz 25) ; exceeded file size limit
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(vtalrm 26) ; virtual time alarm
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(prof 27) ; profiling time alarm
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(winch 28) ; window size changes
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(lost 29) ; sys-v rec lock: notify user upon server crash
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;; User defined
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(usr1 30) ; user defined signal 1
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(usr2 31) ; user defined signal 2
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)
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(define signals-ignored-by-default
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(list signal/cont signal/chld
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signal/urg signal/io signal/winch))
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