From: Bruce Ashfield <bruce.ashfi...@gmail.com>

Not all of the kernel host/build Makefiles allow pkg-config
to be overriden to pkg-config-native. Exporting these variables
allow us to debug host tool issues with the kernel build.

Signed-off-by: Bruce Ashfield <bruce.ashfi...@gmail.com>
---
 meta/recipes-kernel/linux/linux-yocto.inc | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/meta/recipes-kernel/linux/linux-yocto.inc 
b/meta/recipes-kernel/linux/linux-yocto.inc
index 15fc7ff724..a3b2416367 100644
--- a/meta/recipes-kernel/linux/linux-yocto.inc
+++ b/meta/recipes-kernel/linux/linux-yocto.inc
@@ -61,3 +61,12 @@ KERNEL_FEATURES:append:qemuall=" 
features/kernel-sample/kernel-sample.scc"
 
 KERNEL_DEBUG_OPTIONS ?= "stack"
 KERNEL_EXTRA_ARGS:append:x86-64 = 
"${@bb.utils.contains('KERNEL_DEBUG_OPTIONS', 'stack', 
'HOST_LIBELF_LIBS="-L${RECIPE_SYSROOT_NATIVE}/usr/lib/pkgconfig/../../../usr/lib/
 -lelf"', '', d)}"
+
+do_devshell:prepend() {
+    # setup native pkg-config variables (kconfig scripts call pkg-config 
directly, cannot generically be overriden to pkg-config-native)
+    d.setVar("PKG_CONFIG_DIR", 
"${STAGING_DIR_NATIVE}${libdir_native}/pkgconfig")
+    d.setVar("PKG_CONFIG_PATH", 
"${PKG_CONFIG_DIR}:${STAGING_DATADIR_NATIVE}/pkgconfig")
+    d.setVar("PKG_CONFIG_LIBDIR", "${PKG_CONFIG_DIR}")
+    d.setVarFlag("PKG_CONFIG_SYSROOT_DIR", "unexport", "1")
+    d.appendVar("OE_TERMINAL_EXPORTS", " PKG_CONFIG_DIR PKG_CONFIG_PATH 
PKG_CONFIG_LIBDIR PKG_CONFIG_SYSROOT_DIR")
+}
-- 
2.19.1

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