boot-format: obey LDFLAGS

Quiets a GNU_HASH warning.

JIRA: SB-3120

Signed-off-by: Christopher Larson <kergoth@gmail.com>

fsl-ppc/recipes-tools/boot-format/boot-format/flags.patch

@@ -0,0 +1,21 @@
+Index: git/Makefile
+===================================================================
+--- git.orig/Makefile
++++ git/Makefile
+@@ -3,14 +3,14 @@
+ INSTALL=install
+ PREFIX=/usr
+ 
+-CFLAGS=-Wall
++override CFLAGS+=-Wall
+ 
+ all: boot_format
+ 
+ boot_format.o: boot_format.c boot_format.h
+ 
+ boot_format: boot_format.o
+-	$(CC) $< -o $@
++	$(CC) $(CFLAGS) $< -o $@ $(LDFLAGS)
+ 
+ install: boot_format
+ 	$(INSTALL) -d $(DESTDIR)$(PREFIX)/bin

fsl-ppc/recipes-tools/boot-format/boot-format_git.bbappend

@@ -0,0 +1,3 @@
+FILESEXTRAPATHS_prepend := "${THISDIR}/boot-format:"
+SRC_URI += "file://flags.patch"
+EXTRA_OEMAKE += "'CFLAGS=${CFLAGS}' 'LDFLAGS=${LDFLAGS}'"