2009/2/11, Gary Johnson <[email protected]>: > > On 2009-02-10, Matt Wozniski <[email protected]> wrote: >> On Tue, Feb 10, 2009 at 5:58 PM, Gary Johnson wrote: >> > >> > On 2009-02-10, Tony Mechelynck wrote: > >> >> In Console mode, or when started in GUI mode from a shell, this should >> >> not be a problem, since in that case Vim runs in an environment set up >> >> by an earlier (interactive) shell, and passes that to every child >> >> process. >> > >> > It's still a problem because unlike environment variables, aliases >> > are not exported to child processes. (I think there are some >> > exceptions to this, but they don't apply in this case anyway.) >> >> There are no exceptions to this. Aliases are held within a shell, >> there's no way to "pass" an alias to another process. > > Some shells have an alias command that takes a -x option which is > supposed to export the specified alias. For example, > http://www.mkssoftware.com/docs/man1/alias.1.asp says, > > -x > > marks each alias name on the command line for export. If you > specify -x without any names, alias displays all exported > aliases. Only exported aliases are passed to a shell that > runs a shell script (that is, script.ksh). > > I think that means that if you are running an instance of that shell > and you launch a shell script from it, that shell script can inherit > exported aliases. However, if from that first shell you launched > some other program, such as vim, and from that program you launched > a shell, that second shell would not inherit any aliases. > > I don't have access to a shell that it supposed to do that, though, > so I can't test it. The ksh man page on the Linux system running > nearby says, > > The -x option sets (+x clears) the export attribute of an alias, > or, if no names are given, lists the aliases with the export > attribute (exporting an alias has no affect[sic]). > > Regards, > Gary > > > > > >
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