From 4e6380191694c92ff12713a501123a2601ec45af Mon Sep 17 00:00:00 2001
From: Ben Gras <ben@minix3.org>
Date: Wed, 21 Mar 2007 09:33:39 +0000
Subject: [PATCH] a script to decode stack traces.

---
 commands/scripts/Makefile   |  4 ++++
 commands/scripts/unstack.sh | 18 ++++++++++++++++++
 2 files changed, 22 insertions(+)
 create mode 100644 commands/scripts/unstack.sh

diff --git a/commands/scripts/Makefile b/commands/scripts/Makefile
index 2fee8db0c..4d98a77da 100755
--- a/commands/scripts/Makefile
+++ b/commands/scripts/Makefile
@@ -48,6 +48,7 @@ usr:	\
 	/usr/bin/spell \
 	/usr/bin/srccrc \
 	/usr/bin/svclog \
+	/usr/bin/unstack \
 	/usr/bin/version \
 	/usr/bin/whatis \
 		/usr/bin/apropos \
@@ -161,6 +162,9 @@ clean:
 /usr/bin/version:	version.sh
 	install -m 755 -c -o bin $? $@
 
+/usr/bin/unstack:	unstack.sh
+	install -m 755 -c -o bin $? $@
+
 /usr/bin/whatis:	whatis.sh
 	install -m 755 -c -o bin $? $@
 
diff --git a/commands/scripts/unstack.sh b/commands/scripts/unstack.sh
new file mode 100644
index 000000000..d32cb711d
--- /dev/null
+++ b/commands/scripts/unstack.sh
@@ -0,0 +1,18 @@
+#!/bin/sh
+
+if [ $# -lt 1 ]
+then	echo "Usage: $0 <executable> [0x... [0x... ] ]"
+	exit 1
+fi
+
+executable=$1
+shift
+
+while [ $# -gt 0 ]
+do	dec="`printf %d $1`"
+	nm -d -n $executable | grep ' [Tt] ' | awk '
+	  {  if($1 > '$dec') { printf "%s+0x%x\n", name, '$dec'-offset; exit }
+	     name=$3; offset=$1
+	  }'
+	shift
+done
-- 
2.44.0