diff options
Diffstat (limited to 'stap-server')
| -rwxr-xr-x | stap-server | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/stap-server b/stap-server index 67573de7..a06adc91 100755 --- a/stap-server +++ b/stap-server @@ -26,6 +26,11 @@ function configuration { tmpdir_prefix_server=stap.server port=$1 test "X$port" = "X" && port=65001 + + # We need either netcat or nc. + netcat=`which netcat 2>/dev/null` + test "X$netcat" = "X" && netcat=`which nc 2>/dev/null` + test "X$netcat" = "X" && fatal "ERROR: cannot find required program 'netcat' or 'nc' on PATH" } # function: initialization @@ -53,12 +58,12 @@ function receive_request { fatal "ERROR: cannot create temporary tar file " $tar_client # Receive the file. - nc -ld $port > $tar_client 2>/dev/null & + $netcat -ld $port > $tar_client 2>/dev/null & # Wait for 10 seconds before timing out for ((t=0; $t < 10; ++t)) do - if jobs '%nc -l' >/dev/null 2>&1; then + if jobs '%$netcat -l' >/dev/null 2>&1; then sleep 1 else return @@ -384,12 +389,12 @@ function package_response { # Wait for the client to take the response file. function send_response { # Now send it. - nc -l $port < $tar_server > /dev/null 2>&1 & + $netcat -l $port < $tar_server > /dev/null 2>&1 & # Wait for 10 seconds before timing out for ((t=0; $t < 10; ++t)) do - if jobs '%nc -l' >/dev/null 2>&1; then + if jobs '%$netcat -l' >/dev/null 2>&1; then sleep 1 else return @@ -430,8 +435,8 @@ function cleanup { rm -fr $tmpdir_stap fi - # Kill any nc job that may be running - kill -s SIGTERM %nc 2> /dev/null + # Kill any $netcat job that may be running + kill -s SIGTERM '%$netcat' 2> /dev/null } # function: terminate |