On 1/7/21 8:00 AM, Paolo Bonzini wrote: > Make config.status generation a bit more robust. (The quote_sh > function will also be reused to parse configure's command line > arguments in an external script driven by Meson build option > introspection). > > Signed-off-by: Paolo Bonzini <[email protected]> > --- > configure | 6 +++++- > 1 file changed, 5 insertions(+), 1 deletion(-) > > diff --git a/configure b/configure > index d573058b16..41866cc38e 100755 > --- a/configure > +++ b/configure > @@ -89,6 +89,10 @@ printf " '%s'" "$0" "$@" >> config.log > echo >> config.log > echo "#" >> config.log > > +quote_sh() { > + printf "%s" "$1" | sed "s,','\\\\'',g; s,.*,'&'," > +}
printf %s does not append a newline, but POSIX does not require sed to behave sanely when its input does not end in a newline. But unless we hit a case where someone is actually using a sed that complains, this works for me. Reviewed-by: Eric Blake <[email protected]> -- Eric Blake, Principal Software Engineer Red Hat, Inc. +1-919-301-3226 Virtualization: qemu.org | libvirt.org
