hostapd: consider sysroot when search header files

Signed-off-by: Roy Li <rongqing.li@windriver.com>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>

meta-oe/recipes-connectivity/hostapd/hostapd-2.2/add-sysroot-to-gcc.patch

@@ -0,0 +1,40 @@
+Upstream-Status: Pending
+
+We should make sure that sysroot is used by gcc instead of assuming
+hardcoded locations for include paths
+
+Signed-off-by: Roy Li <rongqing.li@windriver.com>
+---
+ src/drivers/drivers.mak | 2 +-
+ src/drivers/drivers.mk  | 2 +-
+ 2 files changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/src/drivers/drivers.mak b/src/drivers/drivers.mak
+index 7e175f4..950701f 100644
+--- a/src/drivers/drivers.mak
++++ b/src/drivers/drivers.mak
+@@ -35,7 +35,7 @@ NEED_RFKILL=y
+ ifdef CONFIG_LIBNL32
+   DRV_LIBS += -lnl-3
+   DRV_LIBS += -lnl-genl-3
+-  DRV_CFLAGS += -DCONFIG_LIBNL20 -I/usr/include/libnl3
++  DRV_CFLAGS += -DCONFIG_LIBNL20 -I=/usr/include/libnl3
+ else
+   ifdef CONFIG_LIBNL_TINY
+     DRV_LIBS += -lnl-tiny
+diff --git a/src/drivers/drivers.mk b/src/drivers/drivers.mk
+index db8561a..c93e88d 100644
+--- a/src/drivers/drivers.mk
++++ b/src/drivers/drivers.mk
+@@ -30,7 +30,7 @@ NEED_RFKILL=y
+ ifdef CONFIG_LIBNL32
+   DRV_LIBS += -lnl-3
+   DRV_LIBS += -lnl-genl-3
+-  DRV_CFLAGS += -DCONFIG_LIBNL20 -I/usr/include/libnl3
++  DRV_CFLAGS += -DCONFIG_LIBNL20 -I=/usr/include/libnl3
+ else
+   ifdef CONFIG_LIBNL_TINY
+     DRV_LIBS += -lnl-tiny
+-- 
+2.1.2
+

meta-oe/recipes-connectivity/hostapd/hostapd_2.2.bb

@@ -18,6 +18,7 @@ SRC_URI = " \
     file://defconfig \
     file://init \
     file://hostapd.service \
+    file://add-sysroot-to-gcc.patch;patchdir=.. \
 "
 
 S = "${WORKDIR}/hostapd-${PV}/hostapd"