meta-google: busybox: Remove unused options

This trims down our busybox binary to remove a bunch of unused /
duplicate utilities.

Change-Id: Iabee2b086436db800c35f5b9cd738704c493df50
Signed-off-by: William A. Kennington III <wak@google.com>
diff --git a/meta-google/recipes-core/busybox/busybox_%.bbappend b/meta-google/recipes-core/busybox/busybox_%.bbappend
index 0f2210d..fd7873c 100644
--- a/meta-google/recipes-core/busybox/busybox_%.bbappend
+++ b/meta-google/recipes-core/busybox/busybox_%.bbappend
@@ -1,2 +1,3 @@
 FILESEXTRAPATHS:prepend:gbmc := "${THISDIR}/files:"
 SRC_URI:append:gbmc = " file://gbmc.cfg"
+SRC_URI:remove:gbmc = "file://syslog.cfg"
diff --git a/meta-google/recipes-core/busybox/files/gbmc.cfg b/meta-google/recipes-core/busybox/files/gbmc.cfg
index 158f771..c76e4f0 100644
--- a/meta-google/recipes-core/busybox/files/gbmc.cfg
+++ b/meta-google/recipes-core/busybox/files/gbmc.cfg
@@ -19,3 +19,37 @@
 
 # Misc
 CONFIG_BC=y
+CONFIG_TRUNCATE=y
+CONFIG_BASE64=y
+CONFIG_FEATURE_TOP_INTERACTIVE=y
+CONFIG_FEATURE_TOP_SMP_CPU=y
+CONFIG_FEATURE_TOP_SMP_PROCESS=y
+CONFIG_FEATURE_TOPMEM=y
+
+# Remove unused things
+CONFIG_BUNZIP2=n
+CONFIG_BZIP2=n
+CONFIG_UNZIP=n
+CONFIG_ADDGROUP=n
+CONFIG_ADDUSER=n
+CONFIG_DELGROUP=n
+CONFIG_DELUSER=n
+CONFIG_LOGIN=n
+CONFIG_SU=n
+CONFIG_SULOGIN=n
+CONFIG_FDISK=n
+CONFIG_FSTRIM=n
+CONFIG_MKSWAP=n
+CONFIG_SWAPON=n
+CONFIG_SWAPOFF=n
+CONFIG_WATCHDOG=n
+CONFIG_IFCONFIG=n
+CONFIG_IFUP=n
+CONFIG_IFDOWN=n
+CONFIG_ROUTE=n
+CONFIG_TFTP=n
+CONFIG_TLS=n
+CONFIG_TRACEROUTE=n
+CONFIG_KLOGD=n
+CONFIG_LOGREAD=n
+CONFIG_SYSLOGD=n