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File: [local] / src / bin / ksh / Attic / siglist.sh (download)

Revision 1.4, Thu Jun 19 13:58:47 1997 UTC (27 years ago) by kstailey
Branch: MAIN
CVS Tags: OPENBSD_3_6_BASE, OPENBSD_3_6, OPENBSD_3_5_BASE, OPENBSD_3_5, OPENBSD_3_4_BASE, OPENBSD_3_4, OPENBSD_3_3_BASE, OPENBSD_3_3, OPENBSD_3_2_BASE, OPENBSD_3_2, OPENBSD_3_1_BASE, OPENBSD_3_1, OPENBSD_3_0_BASE, OPENBSD_3_0, OPENBSD_2_9_BASE, OPENBSD_2_9, OPENBSD_2_8_BASE, OPENBSD_2_8, OPENBSD_2_7_BASE, OPENBSD_2_7, OPENBSD_2_6_BASE, OPENBSD_2_6, OPENBSD_2_5_BASE, OPENBSD_2_5, OPENBSD_2_4_BASE, OPENBSD_2_4, OPENBSD_2_3_BASE, OPENBSD_2_3
Changes since 1.3: +1 -1 lines 

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#!/bin/sh
#	$OpenBSD: siglist.sh,v 1.4 1997/06/19 13:58:47 kstailey Exp $

#
# Script to generate a sorted, complete list of signals, suitable
# for inclusion in trap.c as array initializer.
#

set -e

in=tmpi$$.c
out=tmpo$$.c
ecode=1
trapsigs='0 1 2 13 15'
trap 'rm -f $in $out; trap 0; exit $ecode' $trapsigs

CPP="${1-cc -E}"

# The trap here to make up for a bug in bash (1.14.3(1)) that calls the trap
(trap $trapsigs;
 echo '#include "sh.h"';
 echo '	{ QwErTy SIGNALS , "DUMMY" , "hook for number of signals" },';
 sed -e '/^[	 ]*#/d' -e 's/^[	 ]*\([^ 	][^ 	]*\)[	 ][	 ]*\(.*[^ 	]\)[ 	]*$/#ifdef SIG\1\
	{ QwErTy SIG\1 , "\1", "\2" },\
#endif/') > $in
$CPP $in  > $out
sed -n 's/{ QwErTy/{/p' < $out | awk '{print NR, $0}' | sort +2n +0n |
    sed 's/^[0-9]* //' |
    awk 'BEGIN { last=0; nsigs=0; }
	{
	    if ($2 ~ /^[0-9][0-9]*$/ && $3 == ",") {
		n = $2;
		if (n > 0 && n != last) {
		    while (++last < n) {
			printf "\t{ %d , (char *) 0, `Signal %d` } ,\n", last, last;
		    }
		    print;
		}
	    }
	}' |
    tr '`' '"' | grep -v '"DUMMY"'
ecode=0