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-rwxr-xr-xsiglist.sh46
1 files changed, 46 insertions, 0 deletions
diff --git a/siglist.sh b/siglist.sh
new file mode 100755
index 0000000..a627a3d
--- /dev/null
+++ b/siglist.sh
@@ -0,0 +1,46 @@
+#!/bin/sh
+# $NetBSD: siglist.sh,v 1.12 2016/03/17 13:59:02 christos Exp $
+#
+# Script to generate a sorted, complete list of signals, suitable
+# for inclusion in trap.c as array initializer.
+#
+
+set -e
+
+: ${AWK:=awk}
+: ${SED:=sed}
+
+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 .signal = SIG\1 , .name = "\1", .mess = "\2" },\
+#endif/') > $in
+# work around for gcc 5
+$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; }
+ {
+ if ($4 ~ /^[0-9][0-9]*$/ && $5 == ",") {
+ n = $4;
+ if (n > 0 && n != last) {
+ while (++last < n) {
+ printf "\t{ .signal = %d , .name = NULL, .mess = `Signal %d` } ,\n", last, last;
+ }
+ print;
+ }
+ }
+ }' |
+ tr '`' '"' | grep -v '"DUMMY"'
+ecode=0