If running as a controlling daemon with link management, background earlier.

2 files changed, 11 insertions, 4 deletions

diff --git a/dhcpcd.8.in b/dhcpcd.8.in
index 61df5e90..c2494fa7 100644
--- a/dhcpcd.8.in
+++ b/dhcpcd.8.in
@@ -22,7 +22,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.Dd January 28, 2009
+.Dd February 17, 2009
 .Dt DHCPCD 8 SMM
 .Sh NAME
 .Nm dhcpcd
@@ -111,10 +111,12 @@ option.
 can be run per interface or as a single instance to manage all interfaces.
 If a list of interfaces are given on the command line, then
 .Nm
-only works with those interfaces.
-If no interfaces are given then 
+only works with those interfaces, otherwise
 .Nm
-discovers available interfaces and attempts to configure them.
+discovers available interfaces.
+If link management is enabled and none or more than one interfaces are given,
+.Nm
+forks to the background right away.
 .Pp
 Interfaces are preferred by carrier, DHCP lease/IPv4LL and then lowest metric.
 For systems that support route metrics, each route will be tagged with the
diff --git a/dhcpcd.c b/dhcpcd.c
index 21612bdb..ec275266 100644
--- a/dhcpcd.c
+++ b/dhcpcd.c
@@ -1460,6 +1460,11 @@ main(int argc, char **argv)
 
 	ifc = argc - optind;
 	ifv = argv + optind;
+	if (ifc != 1) {
+		if (options & (DHCPCD_LINK | DHCPCD_DAEMONISE))
+			daemonise();
+	}
+
 	ifaces = discover_interfaces(ifc, ifv);
 	for (i = 0; i < ifc; i++) {
 		for (iface = ifaces; iface; iface = iface->next)