[PATCH] libxml-parser-perl_2.41.bb: fix MakeMaker issues with using wrong CC/LD/etc

[Matthew McClintock <msm@freescale.com>]

MakeMaker has a bug where it does not propagate CC/LD/etc information
down to subproject it generates Makefiles for... this recipe has has an
Expat subproject which has issues building if we are using sstate-cache
and it will reference the old sysroots and be unable to build properly.
There is an upstream MakeMaker bug for this issue but we can work around
it by fixing up the Makefiles for now

See:
https://rt.cpan.org/Public/Bug/Display.html?id=28632

Signed-off-by: Matthew McClintock <msm@freescale.com>
---
 meta/recipes-devtools/perl/libxml-parser-perl_2.41.bb |   11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/meta/recipes-devtools/perl/libxml-parser-perl_2.41.bb b/meta/recipes-devtools/perl/libxml-parser-perl_2.41.bb
index be41578..fff29ac 100644
--- a/meta/recipes-devtools/perl/libxml-parser-perl_2.41.bb
+++ b/meta/recipes-devtools/perl/libxml-parser-perl_2.41.bb
@@ -5,7 +5,7 @@ LIC_FILES_CHKSUM = "file://README;beginline=2;endline=6;md5=c8767d7516229f07b26e
 
 DEPENDS += "expat expat-native"
 
-PR = "r2"
+PR = "r3"
 
 SRC_URI = "http://www.cpan.org/modules/by-module/XML/XML-Parser-${PV}.tar.gz"
 SRC_URI[md5sum] = "c320d2ffa459e6cdc6f9f59c1185855e"
@@ -13,10 +13,17 @@ SRC_URI[sha256sum] = "b48197cd2265a26c5f016489f11a7b450d8833cb8b3d6a46ee15975740
 
 S = "${WORKDIR}/XML-Parser-${PV}"
 
-EXTRA_CPANFLAGS = "EXPATLIBPATH=${STAGING_LIBDIR} EXPATINCPATH=${STAGING_INCDIR}"
+EXTRA_CPANFLAGS = "EXPATLIBPATH=${STAGING_LIBDIR} EXPATINCPATH=${STAGING_INCDIR} CC=${CC} LD=${LD} FULL_AR=${AR}"
 
 inherit cpan
 
+# fix up sub MakeMaker project as arguments don't get propagated though
+# see https://rt.cpan.org/Public/Bug/Display.html?id=28632
+do_configure_append() {
+	sed 's/--sysroot=.*\(\s\|$\)/--sysroot=${STAGING_DIR_TARGET} /g' -i Makefile Expat/Makefile
+	sed 's/^FULL_AR = .*/FULL_AR = ${AR}/g' Expat/Makefile
+}
+
 do_compile() {
 	export LIBC="$(find ${STAGING_DIR_TARGET}/${base_libdir}/ -name 'libc-*.so')"
 	cpan_do_compile
-- 
1.7.10