[gnome-continuous-yocto/gnomeostree-3.28-rocko: 7984/8267] libxml2-ptest: improve reproducibility

[Emmanuele Bassi <ebassi src gnome org>]

commit d3520dd72f875af82bf4963a952783df668aadc7
Author: Juro Bystricky <juro bystricky intel com>
Date:   Mon Sep 25 16:33:44 2017 -0700

    libxml2-ptest: improve reproducibility
    
    Remove various build host references from libxml-ptest package.
    
    [YOCTO #11997]
    
    (From OE-Core rev: c2b53ec8d15b97da73353623c0cfe287f74992bf)
    
    Signed-off-by: Juro Bystricky <juro bystricky intel com>
    Signed-off-by: Ross Burton <ross burton intel com>
    Signed-off-by: Richard Purdie <richard purdie linuxfoundation org>

 meta/recipes-core/libxml/libxml2_2.9.4.bb |   11 +++++++++++
 1 files changed, 11 insertions(+), 0 deletions(-)
---
diff --git a/meta/recipes-core/libxml/libxml2_2.9.4.bb b/meta/recipes-core/libxml/libxml2_2.9.4.bb
index 107539b..15d5e36 100644
--- a/meta/recipes-core/libxml/libxml2_2.9.4.bb
+++ b/meta/recipes-core/libxml/libxml2_2.9.4.bb
@@ -89,6 +89,17 @@ do_install_ptest () {
                grep -lrZ '#!/usr/bin/python' ${D}${PTEST_PATH}/python |
                        xargs -0 sed -i -e 's|/usr/bin/python|${USRBINPATH}/${PYTHON_PN}|'
        fi
+       #Remove build host references from various Makefiles
+       find "${D}${PTEST_PATH}" -name Makefile -type f -exec \
+           sed -i \
+           -e 's,--sysroot=${STAGING_DIR_TARGET},,g' \
+           -e 's|${DEBUG_PREFIX_MAP}||g' \
+           -e 's:${HOSTTOOLS_DIR}/::g' \
+           -e 's:${RECIPE_SYSROOT_NATIVE}::g' \
+           -e 's:${RECIPE_SYSROOT}::g' \
+           -e 's:${BASE_WORKDIR}/${MULTIMACH_TARGET_SYS}::g' \
+           -e '/^RELDATE/d' \
+           {} +
 }
 
 do_install_append_class-native () {