[m-dev.] Re: for review: don't delete Mercury-generated C files unnecessarily

Fergus Henderson fjh at cs.mu.OZ.AU
Mon May 17 14:15:36 AEST 1999

On 06-May-1999, Lee Naish <lee at cs.mu.OZ.AU> wrote:
> Zoltan Somogyi <zs at cs.mu.OZ.AU> writes:
> > 		AC_MSG_WARN(*** so you can use unboxed floats," \
> > 				"which are more efficient.)
> The quotes here look a bit dodgey.

Yes, they do.  But doing it that way does in fact work.
The AC_MSG_WARN macro expands to some stuff which includes a
double-quoted string containing the macro's argument.
The above method seems to be the only way to continue the argument
to macros like AC_MSG_WARN over more than one line.

Fergus Henderson <fjh at cs.mu.oz.au>  |  "I have always known that the pursuit
WWW: <http://www.cs.mu.oz.au/~fjh>  |  of excellence is a lethal habit"
PGP: finger fjh at        |     -- the last words of T. S. Garp.
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