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-rwxr-xr-xDocumentation/BK-usage/bz64wrap41
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1#!/bin/sh
2
3# bz64wrap - the sending side of a bzip2 | base64 stream
4# Andreas Dilger <adilger@clusterfs.com> Jan 2002
5
6
7PATH=$PATH:/usr/bin:/usr/local/bin:/usr/freeware/bin
8
9# A program to generate base64 encoding on stdout
10BASE64_ENCODE="uuencode -m /dev/stdout"
11BASE64_BEGIN=
12BASE64_END=
13
14BZIP=NO
15BASE64=NO
16
17# Test if we have the bzip program installed
18bzip2 -c /dev/null > /dev/null 2>&1 && BZIP=YES
19
20# Test if uuencode can handle the -m (MIME) encoding option
21$BASE64_ENCODE < /dev/null > /dev/null 2>&1 && BASE64=YES
22
23if [ $BASE64 = NO ]; then
24 BASE64_ENCODE=mimencode
25 BASE64_BEGIN="begin-base64 644 -"
26 BASE64_END="===="
27
28 $BASE64_ENCODE < /dev/null > /dev/null 2>&1 && BASE64=YES
29fi
30
31if [ $BZIP = NO -o $BASE64 = NO ]; then
32 echo "$0: can't use bz64 encoding: bzip2=$BZIP, $BASE64_ENCODE=$BASE64"
33 exit 1
34fi
35
36# Sadly, mimencode does not appear to have good "begin" and "end" markers
37# like uuencode does, and it is picky about getting the right start/end of
38# the base64 stream, so we handle this internally.
39echo "$BASE64_BEGIN"
40bzip2 -9 | $BASE64_ENCODE
41echo "$BASE64_END"