otherwise _m4eof is appended to the output on FreeBSD 4.0.
* tests/atgeneral.m4 (AT_INIT): Avoid using unbalanced "y"
in sed, use "s" instead.
* tests/mktests.sh: Don't use ? in sed - it's a GNU extension.
Use separate patterns for A[CU]_DEFUN and AC_DEFUN_ONCE.
* sh.m4 (AS_WARN, AS_ERROR): Use AS_MESSAGE.
(_AS_ECHO): Fix quotation.
(AS_MESSAGE): Use `as_me'.
* acgeneral.m4: More banners in the log.
(_AC_INIT_DEFAULTS): Compute as_me before using it.
of the test suite.
* tests/aclocal.m4 (AC_STATE_SAVE): If egrep fails, remove the
output file.
* tests/atspecific.m4 (_AT_CHECK_AC_MACRO): Don't check `state-*'
if the files are not present.
* m4sugar.m4 (m4_join): Rename as...
(m4_smash): this.
* tests/aclocal.m4 (join): Move as...
* m4sugar.m4 (m4_flatten): this.
* autoconf.sh (trace.m4): Rename m4_smash as m4_flatten.
(m4_cr_letters, m4_cr_LETTERS, m4_cr_Letters, m4_cr_digits)
(m4_cr_symbols1, m4_cr_symbols2, m4_re_string, m4_re_word)
(m4_init): New macros.
(m4_token_allow): Remove.
* acgeneral.m4: Don't push BODY into the diversion stack.
(AC_PLAIN_SCRIPT): Do it.
Call m4_init, define the Autoconf patterns.
(AC_INIT): Use AC_PLAIN_SCRIPT.
Remove the useless `dnl' (those where the current diversion is
KILL).
* autoconf.sh (m4_common): Fix quotation.
(finalize.awk): Load forbidden.rx and allowed.rx.
Split the line into tokens, and check their validity.
* tests/tools.at (Forbidden tokens): Adjust.
* doc/autoconf.texi (Limitations of Usual Tools) <expr>: More
information, thanks to Paul Berrevoets, Paul Eggert and David
Morgan.
* sh.m4 (_AS_EXPR_PREPARE): New.
(AS_DIRNAME): Use it.
* tests/atgeneral.m4 (AT_INIT): Initialize AT_banner_ordinal.
Execute the epilogue of the tests only if a test was run.
Don't built the value of `at_tests_all' by a for loop: expand
AT_TESTS_ALL.
(AT_SETUP): Build AT_TESTS_ALL.
(AT_BANNER): New.
Adjust all the former banners to use it.
(AT_CHECK): Don't trace the decoding of $?.
* tests/atgeneral.m4 (_m4_divert(SUITE_PRO), _m4_divert(TESTS))
(_m4_divert(SUITE_EPI), _m4_divert(TEST)): New diversions.
Push the first two diversions.
(AT_INIT): Don't.
(AT_INIT, AT_SETUP, AT_CLEANUP): Adjust to use the named
diversions.
(AT_CLEANUP_FILES): New macros.
(AT_SETUP, AT_CHECK, AT_CLEANUP): Use them.
(AT_CHECK): Fix a use of at_verbose.
* tests/atspecific.m4 (AT_CHECK_AUTOCONF, AT_CHECK_AUTOHEADER)
(AT_CHECK_CONFIGURE): New macros.
As a known side effect, currently any code outside
AT_SETUP/AT_CLEANUP is discarded.
* acgeneral.m4 (_m4_divert(KILL)): Move to...
* m4sugar.m4: here.
* tests/atgeneral.m4 (AT_INIT): Use m4_divert_push/pop instead of
m4_divert.
Put all the tests inside a for;case.
Define TESTS.
(AT_SETUP, AT_CLEANUP): Open/close each case.
* tests/atgeneral.m4: Import M4sh.
Adjust the differences on the names of the builtins (define etc.).
(AT_CASE): Remove, use m4_case.
(AT_SETUP): Don't use `AT_group_description', `$1' is OK.
* tests/atspecific.m4 (m4_for, m4_foreach): Remove, use those of
M4sugar.
* tests/m4sugar.at: Strengthen the quotation and adjust to the new
macro names.
* tests/m4sh.at: Ditto.
* tests/torture.at: Ditto.
* tests/base.at: Ditto.
* m4sh.m4: Import M4sugar.
* autoconf.m4: Don't import M4sugar, M4sh does.
* tests/tools.at (Forbidden tokens): Test m4_token_allow.
* m4sugar.m4 (m4_file_append, m4_token_allow): New macros.
* autoconf.sh (task script): Pass `tmp' and `verbose' to
finalize.awk.
(finalize.awk::check_patterns): Eve out from the body.
(finalize.awk): Read `$tmp/tokens_allowed', and don't complain for
these exceptions.
* m4sugar.m4 (_m4_require): $2 defaults to $1.
Rename as...
(m4_require): this.
* acgeneral.m4 (_AC_REQUIRE): Remove, use m4_require if you want
to get into the gory details.
comments and empty lines.
Check that freezing produced no output.
* m4sugar.m4: Commentize what was not.
* m4sh.m4: Likewise.
* aclang.m4: Formatting changes.
Autoconf's file, do it afterwards, so that Autoconf promotes the
right use, but users still can use the old names.
Of course this revealed numerous non updated uses of old macros in
Autoconf's files. Adjust them.
But for the time being, keep `define' alive for Autoconf.
caused strange messages about AC_ARG_PROGRAM.
Reported by Jim Meyering.
* acgeneral.m4 (AC_DEFUN_ONCE): Fix the indirection to
m4_defun_once.
* m4sugar.m4 (m4_defun_once): Also define
`m4_location(MACRO-NAME)'. s/ac_warn/m4_warn/.
Use `m4_defn' to read `m4_location'.
* tests/base.at (AC_REQUIRE & AC_DEFUN_ONCE): Two new tests.
_AC_INIT_PREPARE_ENVIRONMENT, and fixed: set `FOO' before trying
to unset it: `unset' exits 1 if the variable is not defined.
(AS_UNSET): Require it. Use `as_unset' not `ac_unset'.
* acgeneral.m4 (_AC_INIT_PREPARE_ENVIRONMENT): Use it.
* acgeneral.m4 (_AC_DIVERT, AC_DIVERT, AC_DIVERT_PUSH)
(AC_DIVERT_POP): Move to...
* m4sugar.m4 (_m4_divert, m4_divert, m4_divert_push)
(m4_divert_pop): here.
* acgeneral.m4: Adjust to use only the M4sugar macros.
Nevertheless...
(AC_DIVERT_PUSH, AC_DIVERT_POP): New wrappers around the M4sugar
macros.
(_AC_DIVERT(...)): Rename all the diversions names as...
(_m4_divert(...)): these.
ambiguities let's rename `libm4' (M4 code) as `m4sugar':
Readability And Greater Understanding Stands 4 M4sugar
name coined by Lars J. Aas.
* libm4.m4: Rename as...
* m4sugar.m4: this.
All dependencies adjusted.
