On 07/23/2014 07:51 AM, Dan Douglas wrote: > On Wednesday, July 23, 2014 09:28:02 AM you wrote: >> On 7/23/14, 8:22 AM, Dan Douglas wrote: >>> Hi, from this discussion: >>> >>> https://github.com/koalaman/shellcheck/issues/195#issuecomment-49678200 >>> >>> I can't find any reference that says substituting a literal tilde in PATH >>> should occur during command search. >> >> Bash has always done this, even back to the pre-version 1 days, and I don't >> see any reason to change it now. >> > > The only concerns I can think of are inconsistency with programs that use > execvp(), or possibly double-expansion in the event of a user name or any > path > containing ~. > > You're probably right in that it's not super critical if it hasn't caused > problems so far.
Might be worth asking the POSIX folks if it is allowed by POSIX. What do other shells do? -- Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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