Adjust incdefs.sh to use cross tools to poke for system functionality
Re-enable using incdefs.sh
export KBUILD_OUTPUT to point to recipe sysroot

Signed-off-by: Khem Raj <[email protected]>
---
 .../linuxptp/Use-cross-cpp-in-incdefs.patch   | 26 +++++++++++++++++
 .../no-incdefs-using-host-headers.patch       | 29 -------------------
 .../linuxptp/linuxptp_3.0.bb                  |  7 +++--
 3 files changed, 30 insertions(+), 32 deletions(-)
 create mode 100644 
meta-oe/recipes-connectivity/linuxptp/linuxptp/Use-cross-cpp-in-incdefs.patch
 delete mode 100644 
meta-oe/recipes-connectivity/linuxptp/linuxptp/no-incdefs-using-host-headers.patch

diff --git 
a/meta-oe/recipes-connectivity/linuxptp/linuxptp/Use-cross-cpp-in-incdefs.patch 
b/meta-oe/recipes-connectivity/linuxptp/linuxptp/Use-cross-cpp-in-incdefs.patch
new file mode 100644
index 0000000000..876088649e
--- /dev/null
+++ 
b/meta-oe/recipes-connectivity/linuxptp/linuxptp/Use-cross-cpp-in-incdefs.patch
@@ -0,0 +1,26 @@
+From 8a4cad5e2f2cbb6a34bdc6e877fe499502b8c4c8 Mon Sep 17 00:00:00 2001
+From: Marcel Ziswiler <[email protected]>
+Date: Fri, 23 Dec 2016 18:12:29 +0100
+Subject: [PATCH] linuxptp: Use cross cpp in incdefs
+
+Use cross cpp incdefs.sh shell script since we are doing cross compiling
+we need to ensure we use correct setttings from toolchain
+
+Upstream-Status: Inappropriate [OE-Specific]
+Signed-off-by: Khem Raj <[email protected]>
+---
+
+ makefile | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+--- a/incdefs.sh
++++ b/incdefs.sh
+@@ -27,7 +27,7 @@ user_flags()
+       printf " -D_GNU_SOURCE"
+ 
+       # Get list of directories searched for header files.
+-      dirs=$(echo "" | ${CROSS_COMPILE}cpp -Wp,-v 2>&1 >/dev/null | grep ^" 
/")
++      dirs=$(${CPP} -Wp,-v -xc /dev/null 2>&1 >/dev/null | grep ^" /")
+ 
+       # Look for clock_adjtime().
+       for d in $dirs; do
diff --git 
a/meta-oe/recipes-connectivity/linuxptp/linuxptp/no-incdefs-using-host-headers.patch
 
b/meta-oe/recipes-connectivity/linuxptp/linuxptp/no-incdefs-using-host-headers.patch
deleted file mode 100644
index 02dbb23465..0000000000
--- 
a/meta-oe/recipes-connectivity/linuxptp/linuxptp/no-incdefs-using-host-headers.patch
+++ /dev/null
@@ -1,29 +0,0 @@
-From 8a4cad5e2f2cbb6a34bdc6e877fe499502b8c4c8 Mon Sep 17 00:00:00 2001
-From: Marcel Ziswiler <[email protected]>
-Date: Fri, 23 Dec 2016 18:12:29 +0100
-Subject: [PATCH] linuxptp: no incdefs using host headers
-
-Avoid using host headers via incdefs.sh shell script.
-
-Signed-off-by: Marcel Ziswiler <[email protected]>
----
-
- makefile | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/makefile b/makefile
-index 8cdbd15..85174b8 100644
---- a/makefile
-+++ b/makefile
-@@ -33,7 +33,7 @@ OBJECTS      = $(OBJ) hwstamp_ctl.o phc2sys.o phc_ctl.o 
pmc.o pmc_common.o \
- SRC   = $(OBJECTS:.o=.c)
- DEPEND        = $(OBJECTS:.o=.d)
- srcdir        := $(dir $(lastword $(MAKEFILE_LIST)))
--incdefs := $(shell $(srcdir)/incdefs.sh)
-+#incdefs := $(shell $(srcdir)/incdefs.sh)
- version := $(shell $(srcdir)/version.sh $(srcdir))
- VPATH = $(srcdir)
- 
--- 
-2.9.3
-
diff --git a/meta-oe/recipes-connectivity/linuxptp/linuxptp_3.0.bb 
b/meta-oe/recipes-connectivity/linuxptp/linuxptp_3.0.bb
index 69dee1a2f1..1472a671a7 100644
--- a/meta-oe/recipes-connectivity/linuxptp/linuxptp_3.0.bb
+++ b/meta-oe/recipes-connectivity/linuxptp/linuxptp_3.0.bb
@@ -4,14 +4,15 @@ LIC_FILES_CHKSUM = 
"file://COPYING;md5=b234ee4d69f5fce4486a80fdaf4a4263"
 
 SRC_URI = 
"http://sourceforge.net/projects/linuxptp/files/v${PV}/linuxptp-${PV}.tgz \
            file://build-Allow-CC-and-prefix-to-be-overriden.patch \
-           file://no-incdefs-using-host-headers.patch \
+           file://Use-cross-cpp-in-incdefs.patch \
            "
 
 SRC_URI[md5sum] = "1318805702eb6d59f9f247e1dd5ce12a"
 SRC_URI[sha256sum] = 
"d74ceca722c75bfff53c633425f926dd48eb04f4a089451b855155c016d15785"
 
-EXTRA_OEMAKE = "ARCH=${TARGET_ARCH} \
-    EXTRA_CFLAGS='-D_GNU_SOURCE -DHAVE_CLOCK_ADJTIME -DHAVE_POSIX_SPAWN 
-DHAVE_ONESTEP_SYNC ${CFLAGS}'"
+EXTRA_OEMAKE = "ARCH=${TARGET_ARCH} EXTRA_CFLAGS='${CFLAGS}'"
+
+export KBUILD_OUTPUT="${RECIPE_SYSROOT}"
 
 do_install () {
     install -d ${D}/${bindir}
-- 
2.28.0

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