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PR/56007: Greg A. Woods: ksh unable to execute ERR traps

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(probably since 2016/03/17 - i.e. 8.x and 9.x)
This commit is contained in:
christos 2021-02-23 01:31:30 +00:00
parent ac43378364
commit c81959ef98
1 changed files with 6 additions and 5 deletions
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11
bin/ksh/siglist.sh
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@ -1,5 +1,5 @@
#!/bin/sh
# $NetBSD: siglist.sh,v 1.12 2016/03/17 13:59:02 christos Exp $
# $NetBSD: siglist.sh,v 1.13 2021/02/23 01:31:30 christos Exp $
#
# Script to generate a sorted, complete list of signals, suitable
# for inclusion in trap.c as array initializer.
@ -21,16 +21,17 @@ 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" },';
echo ' { QwErTy /* dummy for sed sillies */ },';
${SED} -e '/^[ ]*#/d' -e 's/^[ ]*\([^ ][^ ]*\)[ ][ ]*\(.*[^ ]\)[ ]*$/#ifdef SIG\1\
{ QwErTy .signal = SIG\1 , .name = "\1", .mess = "\2" },\
#endif/') > $in
# work around for gcc 5
echo ' { QwErTy .signal = SIGNALS , .name = "DUMMY", .mess = "hook to expand array to total signals" },' >> $in
# work around for gcc > 5
$CPP $in | grep -v '^#' | tr -d '\n' | ${SED} 's/},/},\
/g' > $out
${SED} -n 's/{ QwErTy/{/p' < $out | ${AWK} '{print NR, $0}' | sort -k 5n -k 1n |
${SED} 's/^[0-9]* //' |
${AWK} 'BEGIN { last=0; nsigs=0; }
${SED} -E -e 's/^[0-9]* //' -e 's/ +/ /' |
${AWK} 'BEGIN { last=0; }
{
if ($4 ~ /^[0-9][0-9]*$/ && $5 == ",") {
n = $4;