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- #!/bin/echo run this from "make root"
- # Plumbing to download files
- [ -z "$ROOT" ] && echo "no" && exit 1
- mkdir -p "${DOWNLOAD:=$PWD/root_download}" || exit 1
- ### Functions to download, extract, and clean up after source packages.
- # Usage: download HASH URL
- # Grabs source from URL confirming SHA1 hash (Basically "wget $2")
- # If extracted source is in $DOWNLOAD (no version) build will use that instead
- download() {
- FILE="$(basename "$2")"
- [ -d "$DOWNLOAD/${FILE/-*/}" ] && echo "$FILE" local && return 0
- X=0; while true; do
- [ "$(sha1sum < "$DOWNLOAD/$FILE" 2>/dev/null)" == "$1 -" ] &&
- echo "$FILE" confirmed && break
- rm -f $DOWNLOAD/${FILE/-[0-9]*/}-[0-9]* || exit 1
- [ $X -eq 0 ] && X=1 || exit 1
- wget "$2" -O "$DOWNLOAD/$FILE"
- done
- }
- # Usage: setupfor PACKAGE
- # Extracts source tarball (or snapshot a repo) to create disposable build dir.
- # Basically "tar xvzCf $MYBUILD $DOWNLOAD/$1.tar.gz && cd $NEWDIR"
- setupfor() {
- PACKAGE="$(basename "$1")"
- announce "$PACKAGE" && cd "$MYBUILD" && rm -rf "$PACKAGE" || exit 1
- if [ -d "$DOWNLOAD/$PACKAGE" ]; then
- cp -la "$DOWNLOAD/$PACKAGE/." "$PACKAGE" && cd "$PACKAGE" || exit 1
- else
- tar xvaf "$DOWNLOAD/$PACKAGE"-*.t* && cd "$PACKAGE"-* || exit 1
- fi
- }
- # Usage: cleanup
- # Delete setupfor's dir, exiting if build failed (basically "rm -rf $PACKAGE")
- cleanup() {
- [ $? -ne 0 ] && exit 1
- [ -z "$PACKAGE" ] && exit 1
- [ ! -z "$NO_CLEANUP" ] && return
- cd .. && rm -rf "$PACKAGE"* || exit 1
- }
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