efivar: Fix reproducibility issue

Add sorting to the globbing within the Makefile to make the output
reproducible.

(From OE-Core rev: c43ae151f572786818fe048233b4bbfd6b0ba2cf)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/lib/oeqa/selftest/cases/reproducible.py

@@ -28,7 +28,6 @@ import datetime
 # ruby-ri-docs, meson:
 #https://autobuilder.yocto.io/pub/repro-fail/oe-reproducible-20210215-0_td9la2/packages/diff-html/
 exclude_packages = [
-	'efivar',
 	'glide',
 	'go-dep',
 	'go-helloworld',

meta/recipes-bsp/efivar/efivar/determinism.patch

@@ -0,0 +1,18 @@
+Fix reproducibility issue caused by unsorted wildcard expansion.
+
+Upstream-Status: Pending
+RP 2021/3/1
+
+Index: git/src/Makefile
+===================================================================
+--- git.orig/src/Makefile
++++ git/src/Makefile
+@@ -15,7 +15,7 @@ TARGETS=$(LIBTARGETS) $(BINTARGETS) $(PC
+ STATICTARGETS=$(STATICLIBTARGETS) $(STATICBINTARGETS)
+ 
+ LIBEFIBOOT_SOURCES = crc32.c creator.c disk.c gpt.c loadopt.c path-helpers.c \
+-		     linux.c $(wildcard linux-*.c)
++		     linux.c $(sort $(wildcard linux-*.c))
+ LIBEFIBOOT_OBJECTS = $(patsubst %.c,%.o,$(LIBEFIBOOT_SOURCES))
+ LIBEFIVAR_SOURCES = dp.c dp-acpi.c dp-hw.c dp-media.c dp-message.c \
+ 	efivarfs.c error.c export.c guid.c guids.S guid-symbols.c \

meta/recipes-bsp/efivar/efivar_37.bb

@@ -8,6 +8,7 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=6626bb1e20189cfa95f2c508ba286393"
 COMPATIBLE_HOST = "(i.86|x86_64|arm|aarch64).*-linux"
 
 SRC_URI = "git://github.com/rhinstaller/efivar.git \
+           file://determinism.patch \
            file://no-werror.patch"
 SRCREV = "c1d6b10e1ed4ba2be07f385eae5bceb694478a10"