fake_rsync

#!/bin/zsh

myName=${0:t}

TRAPTERM() {
    print -u2 -- "$myName: got sigterm"
    exit
}

TRAPINT() {
    print -u2 -- "$myName: got sigint, sleeping 2s"
    sleep 2
    print "...done"
    exit
}

#print -- "$myName opts: $*"
zparseopts -K -D -E -- a=ignore -stats=ignore v=ignore -link-dest:=p_linkdest -fake_stdout=p_sout -fake_stderr=p_serr -fake_exit:=p_exit -fake_sleep:=p_sleep h=help

if [[ $#help > 0 || $# == 0 ]]; then
    print "usage: $myName [--link-dest=LINKPATH] [--fake_stdout] [--fake_stderr] [--fake_exit=RET] [--fake_sleep=SECONDS] FROMPATH TOPATH"
    print "    LINKPATH     path that rsync would use as hardlink base"
    print "    FROMPATH     source path for rsync"
    print "    TOPATH       destination path for rsync (will actually be created as empty dir)"
    print "    RET          will return with this exit value"
    print "    SECONDS      will sleep that long each iteration"
    print "  --fake_stdout  will print something to stdout each iteration"
    print "  --fake_stderr  will print something to stderr each iteration"
    print "  -a|-v|--stats  these options are explicitly ignored"
    exit 0
fi

linkdest=${p_linkdest[2]#=}
retval=${p_exit[2]#=}
sleep=${p_sleep[2]#=}

for ((n=0; n<3; n++)); do
    if ((#p_serr)) {
        print "$myName $n (stderr): fake rsync stderr"
    }
    if ((#p_sout)) {
        print "$myName $n (stdout): (from:$1 to:$2 sleep=$sleep linkdest:$linkdest)"
    }
    sleep ${sleep:-0}
done

mkdir -p $3

exit $retval