libacpi: Remove QA warning: No GNU_HASH in the elf binary

Handle LDFLAGS properly in the Makefile to remove warning:
QA Issue: No GNU_HASH in the elf binary

(From OE-Core rev: a24a5e5c9ede4275f7188935a9410b84d406ed19)

Signed-off-by: Christopher Larson <chris_larson@mentor.com>
Signed-off-by: Muhammad Shakeel <muhammad_shakeel@mentor.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-bsp/libacpi/files/ldflags.patch

@@ -0,0 +1,41 @@
+libacpi: Remove QA warning: No GNU_HASH in the elf binary
+
+Upstream-Status: Inappropriate [other]
+  Useful within bitbake environment only.
+
+Signed-off-by: Muhammad Shakeel <muhammad_shakeel@mentor.com>
+
+---
+ Makefile  |    3 ++-
+ config.mk |    1 +
+ 2 files changed, 3 insertions(+), 1 deletion(-)
+
+--- libacpi-0.2.orig/Makefile
++++ libacpi-0.2/Makefile
+@@ -19,6 +19,7 @@ options:
+ 	@echo "CFLAGS   = ${CFLAGS}"
+ 	@echo "CC       = ${CC}"
+ 	@echo "SOFLAGS  = ${SOFLAGS}"
++	@echo "LDFLAGS  = ${LDFLAGS}"
+ 	@echo "LD       = ${LD}"
+ 
+ .c.o:
+@@ -34,7 +35,7 @@ libacpi.a: ${OBJ}
+ 
+ libacpi.so: ${OBJ}
+ 	@echo LD $@
+-	@${CC} ${SOFLAGS} -o $@.${SOVERSION} ${OBJ}
++	@${CC} ${SOFLAGS} ${LDFLAGS} -o $@.${SOVERSION} ${OBJ}
+ 
+ test-libacpi: ${OBJ_test}
+ 	@echo LD $@
+--- libacpi-0.2.orig/config.mk
++++ libacpi-0.2/config.mk
+@@ -10,6 +10,7 @@ MANPREFIX = ${PREFIX}/share/man
+ SOFLAGS = -shared -Wl,-soname,${SONAME}
+ CFLAGS += -fPIC -g --pedantic -Wall -Wextra
+ ARFLAGS = cr
++LDFLAGS =
+ 
+ # Compiler and linker
+ CC = cc

meta/recipes-bsp/libacpi/libacpi_0.2.bb

@@ -10,7 +10,8 @@ PR = "r6"
 SRC_URI = "http://www.ngolde.de/download/libacpi-${PV}.tar.gz \
 	   file://makefile-fix.patch \
 	   file://libacpi_fix_for_x32.patch \
-	   file://use_correct_strip_in_cross_environment.patch"
+	   file://use_correct_strip_in_cross_environment.patch \
+	   file://ldflags.patch "
 
 SRC_URI[md5sum] = "05b53dd7bead66dda35fec502b91066c"
 SRC_URI[sha256sum] = "13086e31d428b9c125954d48ac497b754bbbce2ef34ea29ecd903e82e25bad29"