From 4fdde404aad5a56a785cc92a240b0b854a9b2635 Mon Sep 17 00:00:00 2001
From: "Nicholas J. Kain" <nicholas@kain.us>
Date: Thu, 19 Jan 2017 05:18:04 -0500
Subject: [PATCH] Remove unused client_config_t foreground variable.

---
 src/arp.c  | 2 --
 src/ndhc.c | 4 +---
 src/ndhc.h | 1 -
 3 files changed, 1 insertion(+), 6 deletions(-)

diff --git a/src/arp.c b/src/arp.c
index 36eab7c..096885d 100644
--- a/src/arp.c
+++ b/src/arp.c
@@ -515,8 +515,6 @@ int arp_collision_timeout(struct client_state_t cs[static 1], long long nowts)
             ret = ARPR_FAIL;
         if (client_config.quit_after_lease)
             exit(EXIT_SUCCESS);
-        if (!client_config.foreground)
-            background();
         return ret;
     }
     long long rtts = garp.send_stats[ASEND_COLLISION_CHECK].ts +
diff --git a/src/ndhc.c b/src/ndhc.c
index dd8e425..72b51fe 100644
--- a/src/ndhc.c
+++ b/src/ndhc.c
@@ -92,7 +92,6 @@ struct client_config_t client_config = {
     .arp = "\0\0\0\0\0\0",
     .clientid_len = 0,
     .metric = 0,
-    .foreground = true,
 };
 
 void set_client_addr(const char v[static 1]) { cs.clientAddr = inet_addr(v); }
@@ -474,8 +473,7 @@ static void ndhc_main(void) {
 
     cs.rfkillFd = rfkill_open(&client_config.enable_rfkill);
 
-    if (write_pid_enabled &&
-        client_config.foreground && !client_config.background_if_no_lease)
+    if (write_pid_enabled && !client_config.background_if_no_lease)
         write_pid(pidfile);
 
     open_leasefile();
diff --git a/src/ndhc.h b/src/ndhc.h
index 9786431..688bc3b 100644
--- a/src/ndhc.h
+++ b/src/ndhc.h
@@ -50,7 +50,6 @@ struct client_state_t {
 };
 
 struct client_config_t {
-    bool foreground;             // Do not fork
     bool quit_after_lease;       // Quit after obtaining lease
     bool abort_if_no_lease;      // Abort if no lease
     bool background_if_no_lease; // Fork to background if no lease