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#!/bin/dash
# file: hello_world2
# copyright: Bernd Schumacher <bernd.schumacher@hpe.com> (2007-2020)
# license: GNU General Public License, version 3
# description: example "hello world" script with function, debug and check
# warning: for security, use $(mktmep) instead of /tmp/mylog for ia_logfile
# warning: Be aware that the interactive step size in this example is only
# reasonable to summanrized demonstrate shellia features.
# Read shellia(7) NOTES, to learn about a reasonable size of
# interactive steps.
# usage: ./hello_world2 [-d] [-i|-s|-m] [--] <name>
# we prefer a local copy of ia, if it exists
[ -f ia ] && . ./ia || . /usr/share/shellia/ia
# say_hello <name>
say_hello()
{
local name
{ set +x; } 2>/dev/null
eval "$ia_init"
ia_add "dbg \"function say_hello called with $# arguments\""
ia_add "[ $# -eq 1 ] || return 42 # check arguments"
ia_add "name=\"$1\""
ia_stdout ".*"
ia_add "echo \"hello \$name\""
ia_add "dbg \"function say_hello end\""
ia -c -x
}
eval "$ia_init"
ia_add "dbg \"main program begin\""
ia_add "[ \"$1\" ] || { ia_err \"Need one name to greet!!!\"; exit 1; }"
ia_stdout "^hello"
ia_add "say_hello <-i> -- $*"
ia_stdout "^please remove Logfile"
ia_add "dbg \"main program end\""
ia -c -x
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