Re: AS_VAR_ARITH

[Paolo Bonzini]

> We probably ought to change the API of AS_INIT_GENERATED to actually take the 
> filename of the child script, so that we can swap between quoted and unquoted 
> here-docs at will, rather than the current interface where AS_INIT_GENERATED 
> is 
> only a snippet that must occur in a quoted heredoc.  That way, we can also 
> subsume the recommendation about starting the child script with #!$SHELL 
> rather 
> than #!/bin/sh.  We haven't released an autoconf version with 
> AS_INIT_GENERATED 
> yet, so we are still free to improve this API.

This should be done first.

Paolo