-#serial 1
-
-dnl From Jim Meyering.
-dnl Find a new-enough version of Perl.
-dnl
-
-AC_DEFUN(jm_PERL,
-[
- dnl FIXME: don't hard-code 5.003
- dnl FIXME: should we cache the result?
- AC_MSG_CHECKING([for perl5.003 or newer])
- if test "${PERL+set}" = set; then
- # `PERL' is set in the user's environment.
- candidate_perl_names="$PERL"
- perl_specified=yes
- else
- candidate_perl_names='perl perl5'
- perl_specified=no
- fi
-
- found=no
- AC_SUBST(PERL)
- PERL="$missing_dir/missing perl"
- for perl in $candidate_perl_names; do
- # Run test in a subshell; some versions of sh will print an error if
- # an executable is not found, even if stderr is redirected.
- if ( $perl -e 'require 5.003' ) > /dev/null 2>&1; then
- PERL=$perl
- found=yes
- break
- fi
- done
-
- AC_MSG_RESULT($found)
- test $found = no && AC_MSG_WARN([
-*** You don't seem to have perl5.003 or newer installed.
-*** Because of that, you may be unable to regenerate certain files
-*** if you modify the sources from which they are derived.] )
-])