Import pdksh 5.2.7.

1 files changed, 40 insertions, 0 deletions

diff --git a/bin/ksh/siglist.sh b/bin/ksh/siglist.sh
new file mode 100644
index 00000000000..420aaf6dd05
--- /dev/null
+++ b/bin/ksh/siglist.sh
@@ -0,0 +1,40 @@
+#!/bin/sh
+#	$OpenBSD: siglist.sh,v 1.1 1996/08/14 06:19:11 downsj 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; }
+	    {
+		    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