openflow: Fix build with musl

Regenerate configure before running oe_runconf

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
Signed-off-by: Joe MacDonald <joe_macdonald@mentor.com>

meta-networking/recipes-protocols/openflow/openflow.inc

@@ -27,9 +27,8 @@ S = "${WORKDIR}/git"
 
 inherit autotools-brokensep pkgconfig
 
-do_configure() {
+do_configure_prepend() {
     ./boot.sh
-    oe_runconf
 }
 
 do_install_append() {

meta-networking/recipes-protocols/openflow/openflow/0001-Check-and-use-strlcpy-from-libc-before-defining-own.patch

@@ -0,0 +1,64 @@
+From 7b62e5884353b247f542844d1e4687d0e9211999 Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Thu, 20 Jul 2017 04:27:32 -0700
+Subject: [PATCH 1/2] Check and use strlcpy from libc before defining own
+
+This is required especially on musl where
+function prototype conflicts and causes build
+failures.
+
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ configure.ac | 2 +-
+ lib/util.c   | 2 ++
+ lib/util.h   | 1 +
+ 3 files changed, 4 insertions(+), 1 deletion(-)
+
+diff --git a/configure.ac b/configure.ac
+index 13064f6..596c43f 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -57,7 +57,7 @@ OFP_CHECK_HWTABLES
+ OFP_CHECK_HWLIBS
+ AC_SYS_LARGEFILE
+ 
+-AC_CHECK_FUNCS([strsignal])
++AC_CHECK_FUNCS([strlcpy strsignal])
+ 
+ AC_ARG_VAR(KARCH, [Kernel Architecture String])
+ AC_SUBST(KARCH)
+diff --git a/lib/util.c b/lib/util.c
+index 21cc28d..1f341b1 100644
+--- a/lib/util.c
++++ b/lib/util.c
+@@ -138,6 +138,7 @@ xasprintf(const char *format, ...)
+     return s;
+ }
+ 
++#ifndef HAVE_STRLCPY
+ void
+ strlcpy(char *dst, const char *src, size_t size)
+ {
+@@ -148,6 +149,7 @@ strlcpy(char *dst, const char *src, size_t size)
+         dst[n_copy] = '\0';
+     }
+ }
++#endif
+ 
+ void
+ ofp_fatal(int err_no, const char *format, ...)
+diff --git a/lib/util.h b/lib/util.h
+index fde681f..9e45ea9 100644
+--- a/lib/util.h
++++ b/lib/util.h
+@@ -41,6 +41,7 @@
+ #include <stdio.h>
+ #include <string.h>
+ #include "compiler.h"
++#include "config.h"
+ 
+ #ifndef va_copy
+ #ifdef __va_copy
+-- 
+2.13.3
+

meta-networking/recipes-protocols/openflow/openflow/0002-lib-netdev-Adjust-header-include-sequence.patch

@@ -0,0 +1,59 @@
+From 5bba224edea38607e8732081f86679ffd8b218ab Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Thu, 20 Jul 2017 04:29:04 -0700
+Subject: [PATCH 2/2] lib/netdev: Adjust header include sequence
+
+Specify libc headers before kernel UAPIs
+this helps compiling with musl where otherwise
+it uses the definition from kernel and complains
+about double definition in libc headers
+
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ lib/netdev.c | 11 +++++------
+ 1 file changed, 5 insertions(+), 6 deletions(-)
+
+diff --git a/lib/netdev.c b/lib/netdev.c
+index 3b6fbc5..c7de25e 100644
+--- a/lib/netdev.c
++++ b/lib/netdev.c
+@@ -39,7 +39,6 @@
+ #include <fcntl.h>
+ #include <arpa/inet.h>
+ #include <inttypes.h>
+-#include <linux/if_tun.h>
+ 
+ /* Fix for some compile issues we were experiencing when setting up openwrt
+  * with the 2.4 kernel. linux/ethtool.h seems to use kernel-style inttypes,
+@@ -57,10 +56,6 @@
+ #define s64 __s64
+ #endif
+ 
+-#include <linux/ethtool.h>
+-#include <linux/rtnetlink.h>
+-#include <linux/sockios.h>
+-#include <linux/version.h>
+ #include <sys/types.h>
+ #include <sys/ioctl.h>
+ #include <sys/socket.h>
+@@ -68,12 +63,16 @@
+ #include <net/ethernet.h>
+ #include <net/if.h>
+ #include <net/if_arp.h>
+-#include <net/if_packet.h>
+ #include <net/route.h>
+ #include <netinet/in.h>
+ #include <stdlib.h>
+ #include <string.h>
+ #include <unistd.h>
++#include <linux/ethtool.h>
++#include <linux/rtnetlink.h>
++#include <linux/sockios.h>
++#include <linux/version.h>
++#include <linux/if_tun.h>
+ 
+ #include "fatal-signal.h"
+ #include "list.h"
+-- 
+2.13.3
+

meta-networking/recipes-protocols/openflow/openflow_git.bb

@@ -2,3 +2,8 @@ include ${BPN}.inc
 
 SRCREV = "c84f33f09d5dbcfc9b489f64cb30475bf36f653a"
 PV = "1.0+git${SRCPV}"
+
+SRC_URI += "\
+           file://0001-Check-and-use-strlcpy-from-libc-before-defining-own.patch \
+           file://0002-lib-netdev-Adjust-header-include-sequence.patch \
+           "