[source] build: replace MD5SUM variables with HASH

[LEDE Commits]

nbd pushed a commit to source.git, branch master:
https://git.lede-project.org/7416d2e046b87b262b407f8af70b8dd9b2927c70

commit 7416d2e046b87b262b407f8af70b8dd9b2927c70
Author: Felix Fietkau <nbd at nbd.name>
AuthorDate: Wed Dec 14 17:11:03 2016 +0100

    build: replace MD5SUM variables with HASH
    
    Since we've switched to preferring SHA256 over MD5, the old variable
    name is misleading. Packages using the old name remain compatible.
    
    Signed-off-by: Felix Fietkau <nbd at nbd.name>
---
 include/download.mk | 6 ++++--
 include/package.mk  | 4 +++-
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/include/download.mk b/include/download.mk
index 3c6b4a2..0a12c69 100644
--- a/include/download.mk
+++ b/include/download.mk
@@ -49,11 +49,11 @@ define DownloadMethod/unknown
 endef
 
 define DownloadMethod/default
-	$(SCRIPT_DIR)/download.pl "$(DL_DIR)" "$(FILE)" "$(MD5SUM)" "$(URL_FILE)" $(foreach url,$(URL),"$(url)")
+	$(SCRIPT_DIR)/download.pl "$(DL_DIR)" "$(FILE)" "$(HASH)" "$(URL_FILE)" $(foreach url,$(URL),"$(url)")
 endef
 
 define wrap_mirror
-$(if $(if $(MIRROR),$(filter-out x,$(MIRROR_MD5SUM))),$(SCRIPT_DIR)/download.pl "$(DL_DIR)" "$(FILE)" "$(MIRROR_MD5SUM)" "" || ( $(1) ),$(1))
+$(if $(if $(MIRROR),$(filter-out x,$(MIRROR_HASH))),$(SCRIPT_DIR)/download.pl "$(DL_DIR)" "$(FILE)" "$(MIRROR_HASH)" "" || ( $(1) ),$(1))
 endef
 
 define DownloadMethod/cvs
@@ -170,9 +170,11 @@ define Download/Defaults
   FILE:=
   URL_FILE:=
   PROTO:=
+  HASH=$$(MD5SUM)
   MD5SUM:=
   SUBDIR:=
   MIRROR:=1
+  MIRROR_HASH=$$(MIRROR_MD5SUM)
   MIRROR_MD5SUM:=x
   VERSION:=
   OPTS:=
diff --git a/include/package.mk b/include/package.mk
index 99e401e..bc621a1 100644
--- a/include/package.mk
+++ b/include/package.mk
@@ -125,8 +125,10 @@ define Download/default
   PROTO:=$(PKG_SOURCE_PROTO)
   $(if $(PKG_SOURCE_MIRROR),MIRROR:=$(filter 1,$(PKG_MIRROR)))
   $(if $(PKG_MIRROR_MD5SUM),MIRROR_MD5SUM:=$(PKG_MIRROR_MD5SUM))
+  $(if $(PKG_MIRROR_HASH),MIRROR_HASH:=$(PKG_MIRROR_HASH))
   VERSION:=$(PKG_SOURCE_VERSION)
-  MD5SUM:=$(PKG_MD5SUM)
+  $(if $(PKG_MD5SUM),MD5SUM:=$(PKG_MD5SUM))
+  $(if $(PKG_HASH),HASH:=$(PKG_HASH))
 endef
 
 ifdef USE_GIT_TREE