* gcc_release: Revert change to -p interface. Allow for local and
remote cases in creating directories. Give an error if -p
argument names a directory.
From-SVN: r50000
* gcc_release: Substitute dates in snapshot-README and
snapshot-index.html files rather than directly using the old files
on the FTP site. Set QMAILHOST.
From-SVN: r49619
* gcc_release: Build snapshots from mainline. Generate Ada and
Chill tarballs. Correct error check when building diffs. Check
for errors when building bzip2 files.
* crontab: Use /sourceware/snapshot-tmp for building snapshots.
From-SVN: r46456
