sfeed_update: reword some comments - sfeed - RSS and Atom parser
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       ---
 (DIR) commit 391a556d308fe19b22614498d8bdefab0c3016be
 (DIR) parent 19cc32850dde2fe3fff1f02d8470727b84a5f67b
 (HTM) Author: Hiltjo Posthuma <hiltjo@codemadness.org>
       Date:   Fri, 29 Dec 2023 14:21:30 +0100
       
       sfeed_update: reword some comments
       
       Diffstat:
         M sfeed_update                        |      11 +++++------
       
       1 file changed, 5 insertions(+), 6 deletions(-)
       ---
 (DIR) diff --git a/sfeed_update b/sfeed_update
       @@ -163,10 +163,10 @@ _feed() {
        # fetch and process a feed in parallel.
        # feed(name, feedurl, [basesiteurl], [encoding])
        feed() {
       -        # Job parameters for xargs.
       -        # Specify fields as a single parameter separated by the NUL separator.
       -        # These fields are split later by the child process, this allows xargs
       -        # with empty fields across many implementations.
       +        # Output job parameters for xargs.
       +        # Specify fields as a single parameter separated by a NUL byte.
       +        # The parameter is split into fields later by the child process, this
       +        # allows using xargs with empty fields across many implementations.
                printf '%s\037%s\037%s\037%s\037%s\037%s\0' \
                        "${config}" "${sfeedtmpdir}" "$1" "$2" "$3" "$4"
        }
       @@ -238,7 +238,6 @@ if [ "${SFEED_UPDATE_CHILD}" = "1" ]; then
                [ "$1" = "" ] && exit 0 # must have an argument set
                printf '%s\n' "$1" | \
                while read -r _config _tmpdir _name _feedurl _basesiteurl _encoding; do
       -                # load config file, sets $config.
                        loadconfig "${_config}"
                        sfeedtmpdir="${_tmpdir}"
                        _feed "${_name}" "${_feedurl}" "${_basesiteurl}" "${_encoding}"
       @@ -248,5 +247,5 @@ if [ "${SFEED_UPDATE_CHILD}" = "1" ]; then
        fi
        
        # ...else parent mode:
       -argv0="$0" # remember $0, in shells like zsh $0 is the function name.
       +argv0="$0" # store $0, in the zsh shell $0 is the name of the function.
        [ "${SFEED_UPDATE_INCLUDE}" = "1" ] || main "$@"