linux-yocto: export pkgconfig variables to devshell

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.ashfield@gmail.com>

diff --git a/meta/recipes-kernel/linux/linux-yocto.inc b/meta/recipes-kernel/linux/linux-yocto.inc
index 15fc7ff724d6566e5c5e7e43617fc4095e30c2c3..a3b241636797739c1161958ec68d9208aa78bb92 100644 (file)
--- 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")
+}