added a manifest.scm for guix

without this the image builder fails.

this might be connected to the inability of the configure script to
properly detect git on guix, but not likely.

build.sh

@@ -12,7 +12,7 @@ BUILD=`readlink -f $BUILD`
 ###
 ### chose a release
 ###
-RELEASE="19.07.6"
+RELEASE="19.07.9"
 
 IMGBUILDER_NAME="openwrt-imagebuilder-${RELEASE}-${TARGET_ARCHITECTURE}-${TARGET_VARIANT}.Linux-x86_64"
 IMGBUILDER_DIR="${BUILD}/${IMGBUILDER_NAME}"
@@ -70,6 +70,9 @@ fi
 
 pushd ${IMGBUILDER_DIR}
 
+# Without this the image builder fails.
+export SOURCE_DATE_EPOCH=$(git show -s --format=%ct HEAD)
+
 make image PROFILE=${TARGET_DEVICE} PACKAGES="${PREINSTALLED_PACKAGES}" FILES=${IMGTEMPDIR}
 
 pushd bin/targets/${TARGET_ARCHITECTURE}/

image-extras/common/root/autoprovision-stage1.sh

@@ -34,7 +34,7 @@ hasBigEnoughPendrive()
 setupPendrivePartitions()
 {
     # erase partition table
-    dd if=/dev/zero of=/dev/sda bs=1M count=1
+    dd if=/dev/zero of=/dev/sda bs=1k count=256
 
     # sda1 is 'swap'
     # sda2 is 'root'

manifest.scm

@@ -0,0 +1,26 @@
+;; This is the complete list of Guix packages necessary for building.
+;;
+;; The following shell command will run the tests:
+;;
+;; guix shell -m manifest.scm --pure -- ./build.sh ath79 generic tplink_tl-wdr4300-v1
+;;
+;; TODO ...ideally. some dependencies are not listed, and it fails when using --pure
+
+;;
+;; Quircks on Guix: the check for git fails, must edit
+;; build/openwrt-imagebuilder-19.07.9-ath79-generic.Linux-x86_64/include/prereq-build.mk
+;; and comment out the git check.
+;;
+
+(specifications->manifest
+ '("coreutils"
+   "bash"
+   "make"
+   "perl"
+   "python2"
+   "gcc-toolchain"
+   "git"
+   "git:gui"
+   ;; "man-pages"
+   "less"
+   "time"))