* test/tools.at: Use AT_CHECK_AUTOCONF.
(AWK portability): Remove, for autoconf no longer uses AWK.
(Syntax of the Perl scripts): New.
* configure.ac: autoconf no longer needs an AWK with a good
regexp engine.
Use a static test on AC_PACKAGE_VERSION.
* autom4te.in (&up_to_date_p): Output depends on the arguments.
* lib/autoconf/Makefile.am: Ship version.m4, maintainer file.
* tests/atconfig.in (PERL): New.
* autoconf.in ($task, task trace): Remove, merely pass --trace to
autom4te.
* autoheader.in: Don't pass `-' to autoconf, rather, a tmp file.
(Because I found no way for autom4te to accept `-').
* autom4te.in (&Request::request): Beware of M4 builtins.
(END): Don't try to remove the content of an empty dir.
(&parse_args): Default is `$f:$l:$n:$%', not `$f:$l:$n:$*'.
(&handle_output): Set a default value to `$forbidden'.
* autoupdate.in (&verbose, &xsystem): New, from autom4te.in.
($autoconf): Pass --debug and --verbose.
* tests/atspecific.m4 (AT_CHECK_AUTOCONF): Clean up autom4te's
cache.
* autoconf.in ($automate): New var.
(task script): Use autom4te.
* autom4te.in (File::Spec): Use it.
(&find_file): New.
(&parse_args): --warning is -W, not -w.
Find the top level files.
(&handle_m4): Pass the warnings flags.
Don't report verbosely m4's failures, unless requested.
(&handle_output): Don't complain for forbidden tokens in comments.
Be sure to report all the forbidden tokens within a single line.
(&trace_format_to_m4): Preserve `$_'.
(&handle_traces): Sort the output macros.
(&up_to_date_p): Find the files before trying to get its time stamp.
Adjust all the routines to use it.
($log): New file (autoscan.log).
(output): Dump detailed logs into $log, and a shortened version to
stderr.
(&scan_makefile): Refine the regexp catching tokens in the code.
* doc/autoconf.texi (autoscan Invocation): Document `autoscan.log'
and the `configure.ac' checking feature.
Reported by Michael Elizabeth Chastain.
* autoconf.in: Refuse such AWK.
* configure.in: Likewise.
* Makefile.am (acversion.m4): Do not use move-if-change this file
has dependencies.
* doc/autoconf.texi (Fortran 77 Compiler): Some typos.
(&find_file): Rename as...
(&scan_file): this.
Immediately scan the current file, instead of gathering them, and
later having them handled by &scan_files.
(&scan_files): Merely invoke Find::File.
Adjust.
(&init_tables): Die when a word which is already handled by
explicit macros is mapped to the default macro.
(&print_unique): Remove, inlined in...
(&output_kind): here.
(File::Basename): Use it.
(&output): Sort the CONFIG_FILES.
* acheaders: Normalize.
* acfunctions: Likewise.
(%kind_comment): Add entry for `programs'.
(&output_programs): Use &output_kind.
(&output_functions, &output_identifiers, &output_headers)
(&output_programs): Inline, and remove.
arguments. So pass the options first.
Fixes PR autoconf/184.
* autoconf.sh (m4_prefiles, m4f_prefiles): New variables.
(run_m4): Remove files.
(run_m4f): Remove.
Update remainder of script to use them.
(for warning in): Do not use a literal comma as it will not be
split by IFS.
for signals other than 0 - exit with code 1.
* m4sh.m4 (AS_TMPDIR): Likewise.
* autoconf.in: Likewise. Also don't rely on exit == exit $?.
* autoheader.in: Likewise.
* autoreconf.in: Likewise.
* tests/torture.at (Signal handling): New test for the above.
(AS_SHELL_SANITIZE): Set `$as_me'.
* acgeneral.m4: Don't set as_me; AS_SHELL_SANITIZE now does this.
* tests/atgeneral.m4: Likewise.
(AT_INIT): Use $PATH_SEPARATOR for walking the path.
* autoconf.sh: Be DOS-friendly when setting as_me and M4.
Add quotes to support spaces in $tmp.
Work around problem in DJGPP port of awk by using a temporary file.
* autoheader.sh: Be DOS-friendly when setting as_me.
* autoreconf.sh: Be DOS-friendly when setting as_me, dir and
template_dir.
