| #!/bin/sh |
| |
| # bz64wrap - the sending side of a bzip2 | base64 stream |
| # Andreas Dilger <adilger@clusterfs.com> Jan 2002 |
| |
| |
| PATH=$PATH:/usr/bin:/usr/local/bin:/usr/freeware/bin |
| |
| # A program to generate base64 encoding on stdout |
| BASE64_ENCODE="uuencode -m /dev/stdout" |
| BASE64_BEGIN= |
| BASE64_END= |
| |
| BZIP=NO |
| BASE64=NO |
| |
| # Test if we have the bzip program installed |
| bzip2 -c /dev/null > /dev/null 2>&1 && BZIP=YES |
| |
| # Test if uuencode can handle the -m (MIME) encoding option |
| $BASE64_ENCODE < /dev/null > /dev/null 2>&1 && BASE64=YES |
| |
| if [ $BASE64 = NO ]; then |
| BASE64_ENCODE=mimencode |
| BASE64_BEGIN="begin-base64 644 -" |
| BASE64_END="====" |
| |
| $BASE64_ENCODE < /dev/null > /dev/null 2>&1 && BASE64=YES |
| fi |
| |
| if [ $BZIP = NO -o $BASE64 = NO ]; then |
| echo "$0: can't use bz64 encoding: bzip2=$BZIP, $BASE64_ENCODE=$BASE64" |
| exit 1 |
| fi |
| |
| # Sadly, mimencode does not appear to have good "begin" and "end" markers |
| # like uuencode does, and it is picky about getting the right start/end of |
| # the base64 stream, so we handle this internally. |
| echo "$BASE64_BEGIN" |
| bzip2 -9 | $BASE64_ENCODE |
| echo "$BASE64_END" |