h-entry-perline

#!/bin/sh

# Line fiead symbol
LF_CHAR=">"

#[INPUT]
# <entry>
# <tag>value1</tag>
# </entry>
# <entry>
# <tag>value2</tag>
# </entry>
#
#[OUTPUT]
# <entry><tag>value1</tag></entry>
# <entry><tag>value2</tag></entry>
tr '>' '<'                              \
    | sed "s#</entry<#$LF_CHAR#g"       \
    | tr -d '\n'                        \
    | tr "$LF_CHAR" '\n'                \
    | sed 's#<\([^<]*\)<#<\1>#g'        \
    | sed 's#$#</entry>#'