obsolete options to stderr. Adjust list of options. Correct
processing of options. Process options with values separated by
"=" first, so that abbreviations work. Don't accept "=" with
short options.
* autoheader.sh: Likewise.
* autoreconf.sh: Likewise.
* autoupdate.sh: Likewise.
* ifnames.sh: There is no "--verbose" option.
* doc/autoconf.texi: Option "-A" requires an argument.
(autoreconf Invocation): Document "--install", "--symlink",
"--m4dir" and the options passed to Automake.
In fact, rename this option as -A, --autoconf-dir.
* autoconf.sh: Complain when -m, --macrodir is used.
Accept -A, --autoconf-dir.
Use $autoconf_dir instead of $AC_MACRODIR.
Adjust --help.
* autoheader.sh: Likewise.
* autoscan.sh: Likewise.
* autoupdate.sh: Likewise.
Use $optarg.
* autoreconf.sh: Likewise.
* doc/autoconf.texi: Adjust.
* tests: Adjust the test suite.
* acgeneral.m4 (AC_SHELL_DIRNAME): When using m4 the argument
is named `$1' not `$dir'.
When using m4 you ought to quote properly.
When using m4, you should check that there are not too many shell
quotes (inside the macro itself, and where it is called).
When you do this, Autoconf, hm, works better.
$AUTOMAKE and $ACLOCAL.
Pass --verbose to the tools.
Avoid using plenty of variables, just append to existing
variables.
* doc/autoconf.texi: List options in the order --help, --version,
--verbose, --debug, and then specific options.
(AC_INIT): Dispatch your arguments either to _AC_INIT_PACKAGE or
to AC_CONFIG_SRCDIR.
(AU::AC_INIT): New.
* configure.in: Adjust.
Use `#', not `dnl'.
* doc/autoconf.texi (configure.in Layout): Document the new form
of AC_INIT.
Document AC_CONFIG_SRCDIR.
(Obsolete Macros): Document the old one.
Reported by Franc,ois Pinard and Rainer Orth.
* autoreconf.sh: Removed spurious `;;'.
Formatting changes.
* tests/tools.m4 (Syntax of the scripts): Run `sh -n' on all the
shell scripts.
From Jim Meyering.
* autoheader.sh (usage): The usage is to use $0 here.
(ah_base): Be in TMPDIR.
Install the `trap' before creating the first tmp file.
Also trap on 0.