Re: new autotest macro: AT_DATA_UNQUOTED

[Akim Demaille]

 > I'd like to be able to do stuff like this:
 >      AT_DATA_UNQUOTED([configure.ac],
 >      [[AC_INIT
 >      AC_CONFIG_AUX_DIR([$top_srcdir/config])
 >      AC_OUTPUT
 >      ]])

 > Where $top_srcdir is expanded in the generated configure.ac, otherwise
 > the tools that grep for AC_CONFIG_AUX_DIR (autopoint, libtoolize)
 > complain about shell variables in the argument.

I have tried hard to avoid dynamic expressions precisely in order to
enforce relocatable test cases.  Your example quite demonstrates what
I meant to avoid :(.  Maybe we should address a different need: some
kind of store into which the test suite creates files which are used
by most tests?

 > Here is the macro:

 >      # AT_DATA_UNQUOTED(FILE, CONTENTS)
 >      # -----------------------
 >      # Initialize an input data FILE with given CONTENTS, which should end 
 > with
 >      # an end of line.
 >      # This macro is not robust to shell variable and command substitutions
 >      # *on purpose*.  If you don't want shell substitions, use AT_DATA.
 >      # This macro is not robust to active symbols in CONTENTS *on purpose*.
 >      # If you don't want CONTENT to be evaluated, quote it twice.
 >      m4_define([AT_DATA_UNQUOTED],
 >      [cat >$1 <<_ATEOF
 >      $2[]_ATEOF
 >      ])

 > Is there a better way to achieve what I need? Or shall I write a
 > ChangeLog and some texi docs and commit?