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add31baeda
This commit adds support for ksh93 shared-state command
substitutions (syntax: ${ command; }) and mksh's value
substitutions (syntax: ${|command;}) in the sh syntax script.
Also add a syntax test for ksh subshares with dumps included
to make sure it doesn't regress.
fixes: #9514
Signed-off-by: Johnothan King <johnothanking@protonmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
49 lines
1 KiB
Bash
49 lines
1 KiB
Bash
#!/bin/ksh
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# This script is a test file for ksh93 shared-state
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# command substitutions (subshares) and mksh value
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# substitutions (valsubs).
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# ======
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# Below is subshare syntax supported by both ksh93 and mksh.
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print ${ echo one }
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print ${ echo two
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}
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print ${
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echo three }
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print ${ echo 'four'; }
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print ${ echo 'five' ;}
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print ${ echo 'six'
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}
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print ${ echo 'seven' }
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echo ${ print 'eight' }
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typeset nine=${ pwd; }
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# ======
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# Value substitutions of the form ${|command} are only
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# supported by mksh, not ksh93.
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if ! command eval '((.sh.version >= 20070703))' 2>/dev/null; then
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valsubfunc() {
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REPLY=$1
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}
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echo ${|valsubfunc ten}
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print "${|valsubfunc eleven;}"
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printf '%s' "${|valsubfunc twelve }"
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unlucky=${|valsubfunc thirteen
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}
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typeset notafloat=${|valsubfunc notanumber }
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print $unlucky $notanumber
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${|echo foo}
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${|echo bar
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}
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fi
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# ======
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# Shared-state command substitutions using the syntax ${<file;}
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# are only supported by ksh93, not mksh.
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echo ${
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printf %s str
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} > /tmp/strfile
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echo ${</tmp/strfile;}
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exit 0
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