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#!/bin/ksh
# This script is a test file for ksh93 shared-state
# command substitutions (subshares) and mksh value
# substitutions (valsubs).
# ======
# Below is subshare syntax supported by both ksh93 and mksh.
print ${ echo one }
print ${ echo two
}
print ${
echo three }
print ${ echo 'four'; }
print ${ echo 'five' ;}
print ${ echo 'six'
}
print ${ echo 'seven' }
echo ${ print 'eight' }
typeset nine=${ pwd; }
# ======
# Value substitutions of the form ${|command} are only
# supported by mksh, not ksh93.
if ! command eval '((.sh.version >= 20070703))' 2>/dev/null; then
valsubfunc() {
REPLY=$1
}
echo ${|valsubfunc ten}
print "${|valsubfunc eleven;}"
printf '%s' "${|valsubfunc twelve }"
unlucky=${|valsubfunc thirteen
}
typeset notafloat=${|valsubfunc notanumber }
print $unlucky $notanumber
${|echo foo}
${|echo bar
}
fi
# ======
# Shared-state command substitutions using the syntax ${<file;}
# are only supported by ksh93, not mksh.
echo ${
printf %s str
} > /tmp/strfile
echo ${</tmp/strfile;}
exit 0
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