Differential D10449 Diff 27723 head/usr.sbin/crashinfo/crashinfo.sh

Changeset View

Standalone View

head/usr.sbin/crashinfo/crashinfo.sh

Show All 29 Lines
# $FreeBSD$		# $FreeBSD$

usage()		usage()
{		{
echo "usage: crashinfo [-d crashdir] [-n dumpnr] [-k kernel] [core]"		echo "usage: crashinfo [-d crashdir] [-n dumpnr] [-k kernel] [core]"
exit 1		exit 1
}		}

		# Find a gdb binary to use and save the value in GDB.
		find_gdb()
		{
		local binary

		for binary in /usr/local/bin/gdb /usr/libexec/gdb /usr/bin/gdb; do
		if [ -x ${binary} ]; then
		GDB=${binary}
		return
		fi
		done
		}

# Run a single gdb command against a kernel file in batch mode.		# Run a single gdb command against a kernel file in batch mode.
# The kernel file is specified as the first argument and the command		# The kernel file is specified as the first argument and the command
# is given in the remaining arguments.		# is given in the remaining arguments.
gdb_command()		gdb_command()
{		{
local k		local k

k=$1 ; shift		k=$1 ; shift

if [ -x /usr/local/bin/gdb ]; then		if [ ${GDB} = /usr/local/bin/gdb ]; then
/usr/local/bin/gdb -batch -ex "$@" $k		${GDB} -batch -ex "$@" $k
else		else
echo -e "$@" \| /usr/bin/gdb -x /dev/stdin -batch $k		echo -e "$@" \| ${GDB} -x /dev/stdin -batch $k
fi		fi
}		}

find_kernel()		find_kernel()
{		{
local ivers k kvers		local ivers k kvers

ivers=$(awk '		ivers=$(awk '
▲ Show 20 Lines • Show All 76 Lines • ▼ Show 20 Lines	else
fi		fi
fi		fi

VMCORE=$CRASHDIR/vmcore.$DUMPNR		VMCORE=$CRASHDIR/vmcore.$DUMPNR
INFO=$CRASHDIR/info.$DUMPNR		INFO=$CRASHDIR/info.$DUMPNR
FILE=$CRASHDIR/core.txt.$DUMPNR		FILE=$CRASHDIR/core.txt.$DUMPNR
HOSTNAME=`hostname`		HOSTNAME=`hostname`

		find_gdb
		if [ -z "$GDB" ]; then
		echo "Unable to find a kernel debugger."
		exit 1
		fi

if [ ! -e $VMCORE ]; then		if [ ! -e $VMCORE ]; then
echo "$VMCORE not found"		echo "$VMCORE not found"
exit 1		exit 1
fi		fi

if [ ! -e $INFO ]; then		if [ ! -e $INFO ]; then
echo "$INFO not found"		echo "$INFO not found"
exit 1		exit 1
Show All 33 Lines
echo		echo

# XXX: /bin/sh on 7.0+ is broken so we can't simply pipe the commands to		# XXX: /bin/sh on 7.0+ is broken so we can't simply pipe the commands to
# kgdb via stdin and have to use a temporary file instead.		# kgdb via stdin and have to use a temporary file instead.
file=`mktemp /tmp/crashinfo.XXXXXX`		file=`mktemp /tmp/crashinfo.XXXXXX`
if [ $? -eq 0 ]; then		if [ $? -eq 0 ]; then
echo "bt" >> $file		echo "bt" >> $file
echo "quit" >> $file		echo "quit" >> $file
if [ -x /usr/local/bin/kgdb ]; then		${GDB%gdb}kgdb $KERNEL $VMCORE < $file
/usr/local/bin/kgdb $KERNEL $VMCORE < $file
else
kgdb $KERNEL $VMCORE < $file
fi
rm -f $file		rm -f $file
echo		echo
fi		fi
echo		echo

echo "------------------------------------------------------------------------"		echo "------------------------------------------------------------------------"
echo "ps -axlww"		echo "ps -axlww"
echo		echo
▲ Show 20 Lines • Show All 119 Lines • Show Last 20 Lines