openwrt: Script to build for multiple platforms easily

openwrt/.gitignore

@@ -1 +1,2 @@
 !Makefile
+openwrt-src

openwrt/multibuild.sh

@@ -0,0 +1,38 @@
+#!/bin/sh
+set -e
+set -x
+reporoot="$1"  # .../files/bfgminer/BFGMINER_VERSION/openwrt/OPENWRT_VERSION
+test -n "$reporoot"
+reporoot="$(realpath "$reporoot")"
+test -n "$reporoot"
+cd "openwrt-src/"
+test -d "$reporoot"
+vcfgdir='vanilla_configs'
+vcfglist="$(
+	ls -d "$vcfgdir"/*.config* |
+	 perl -ple 's[.*/][]' |
+	 sort -n
+)"
+plat1=''
+for cfn in $vcfglist; do
+	plat="$(perl -ple 's/^(\d+)\.config\.(\w+)_\w+$/$2/ or $_=""' <<<"$cfn")"
+	test -n "$plat" ||
+		continue
+	platlist+=("$plat")
+	cp -v "$vcfgdir/$cfn" .config
+	yes '' | make oldconfig
+	make {tools,toolchain}/install package/bfgminer/{clean,compile}
+	mkdir "$reporoot/$plat" -pv
+	cp -v "bin/$plat/packages/"b{fgminer,itforce}*_${plat}.ipk "$reporoot/$plat/"
+	if test -n "$plat1"; then
+	(
+		cd "$reporoot/$plat"
+		ln -vfs "../$plat1/"bfgminer*_all.ipk .
+	)
+	else
+		plat1="$plat"
+		cp -v "bin/$plat/packages/"bfgminer*_all.ipk "$reporoot/$plat/"
+	fi
+	staging_dir/host/bin/ipkg-make-index "$reporoot/$plat/" > "$reporoot/$plat/Packages"
+	gzip -9 < "$reporoot/$plat/Packages" > "$reporoot/$plat/Packages.gz"
+done