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| author | Herbert Xu <herbert@gondor.apana.org.au> | 2018-03-22 21:41:24 +0800 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2018-04-02 23:30:44 +0800 |
| commit | dad1cb18b60ecce925f4ed234553a43fa6c81447 (patch) | |
| tree | d751e5e28d26eaf70438358c52c58990b60550ea /src/funcs | |
| parent | expand: Fix bugs with words connected to the right of $@ (diff) | |
| download | dash-dad1cb18b60ecce925f4ed234553a43fa6c81447.tar.gz dash-dad1cb18b60ecce925f4ed234553a43fa6c81447.zip | |
parser: Allow newlines within parameter substitution
On Fri, Mar 16, 2018 at 11:27:22AM +0800, Herbert Xu wrote:
> On Thu, Mar 15, 2018 at 10:49:15PM +0100, Harald van Dijk wrote:
> >
> > Okay, it can be trivially modified to something that does work in other
> > shells (even if it were actually executed), but gets rejected at parse time
> > by dash:
> >
> > if false; then
> > : ${$+
> > }
> > fi
>
> That's just a bug in dash's parser with ${} in general, because
> it bombs out without the if clause too:
>
> : ${$+
> }
This patch fixes the parsing of newlines with parameter substitution.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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