Zack, Thank you for all the work and time you put into this project. I think I speak for the community when I say this was a true gift. John On Tue, Dec 1, 2020, 9:26 AM <zackw@xxxxxxxxx> wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA256 > > It's been four weeks since the release of autoconf 2.69d. I was > hoping to make the final release of 2.70 today, but there are still > two regressions from 2.69 that would ideally be fixed first: > > * `AC_LANG_PUSH/AC_LANG_POP` malfunction inside AC_DEFUN (#110294) > * `AX_PROG_CC_FOR_BUILD` broken with 2.69c (#110350) > > I have tagged and uploaded autoconf-2.69e this morning. It is a > release candidate. Because I have almost no time to work on autoconf > between now and early January, I intend to make the final release of > 2.70 in one week (on 2020-12-08) *whether or not* the above two bugs > have been fixed. If you want to see these bugs fixed for 2.70, this > is your last chance to help. > > Testing is still very helpful; I would particularly like to invite > anyone who did an archive rebuild, or similar large-scale testing, > earlier in the release process, to repeat their tests with 2.69e. > Please continue to file issues in Savannah for any bugs you find. > At this point I'm not promising to see them fixed before the release, > even if they are regressions, but at least we won't forget about them. > > Here are the compressed sources: > https://alpha.gnu.org/gnu/autoconf/autoconf-2.69e.tar.gz (2.0MB) > https://alpha.gnu.org/gnu/autoconf/autoconf-2.69e.tar.xz (1.3MB) > > Here are the GPG detached signatures[*]: > https://alpha.gnu.org/gnu/autoconf/autoconf-2.69e.tar.gz.sig > https://alpha.gnu.org/gnu/autoconf/autoconf-2.69e.tar.xz.sig > > Use a mirror for higher download bandwidth: > https://www.gnu.org/order/ftp.html > > Unofficial .deb packages are also available from my personal website: > > deb{,-src} https://research.owlfolio.org/scratchpad/debian/ ./ > > (These will be removed early next year, please do not depend on them > long-term.) > > [*] Use a .sig file to verify that the corresponding file (without the > .sig suffix) is intact. First, be sure to download both the .sig file > and the corresponding tarball. Then, run a command like this: > > gpg --verify autoconf-2.69e.tar.gz.sig > > If that command fails because you don't have the required public key, > then run this command to import it: > > gpg --keyserver keys.gnupg.net --recv-keys 91FCC32B6769AA64 > > and rerun the 'gpg --verify' command. > > This release was bootstrapped with the following tools: > Automake 1.16.2 > > If you are upgrading from Autoconf 2.69, please consult the NEWS file > in the source tarball for complete release notes. Important additions > to that file since the previous beta, 2.69d, are: > > *** Setting CC to a C++ compiler is no longer supported. > > The C and C++ languages have diverged enough that we can no longer > guarantee that test C programs will be processed as intended by a > C++ compiler. In this release, configure will proceed anyway, but > many test results will be incorrect. In a future release, we may > make AC_PROG_CC error out if it detects that CC is a C++ compiler. > > See the “Language Choice” section of the manual for instructions on > how to write configure scripts for C++ programs, and for programs > with code in more than one language. > > *** Running configure tests with warnings promoted to errors is not > supported. > > For instance, setting ‘CC="gcc -Werror"’ on the configure command > line, or adding -Werror to CFLAGS early in the configure script when > the compiler recognizes this option, is very likely to cause > subsequent tests to fail. > > This has never been guaranteed to work; the code generated by > AC_CHECK_FUNC, for instance, is incorrect by a strict reading of the > original 1989 C standard, and has been ever since that macro was > introduced. Problems are more likely with newer, pickier compilers. > > To enable compiler warnings and/or warnings-as-errors mode for your > own code, we currently recommend a dedicated Makefile variable > (e.g. ‘WARN_CFLAGS’) that is set by AC_SUBST when appropriate. > The Gnulib ‘warnings’ and ‘manywarnings’ modules can help with this. > We plan to add core support for probing for useful sets of compiler > warnings in a future release. > > *** Including confdefs.h manually may cause test failures. > > This has never been necessary; confdefs.h is automatically included > at the beginning of all test programs (by AC_LANG_SOURCE). Because > of the way confdefs.h is generated and used, it is not practical to > give it a multiple inclusion guard. Therefore, if you include it > yourself, all of its definitions will be scanned twice. > > Historically this has not been a problem, because confdefs.h only > makes macro definitions, and the C standard allows redefinitions > of macros as long as they’re exactly the same, but newer, pickier > compilers may complain anyway (see for instance GCC bug 97998). > > *** Configure scripts require support for $( ... ) command substitution. > > This POSIX shell feature is approximately the same age as > user-defined functions, but there do exist shells that support > functions and not $( ... ), such as Solaris 10 /bin/sh. > > Configure scripts will automatically locate a shell that supports > this feature and re-execute themselves with it, if necessary, so > the new requirement should be transparent to most users. > > In this release, most of Autoconf’s code still uses the older `...` > notation for command substitution. > > *** autoreconf now recognizes AM_GNU_GETTEXT_REQUIRE_VERSION. > > This macro can be used with gettext 0.19.6 or later to specify > a *minimum* version requirement for gettext, instead of the *fixed* > version requirement specified by AM_GNU_GETTEXT_VERSION. > > *** AS_IF’s if-false argument may be empty after macro expansion. > > This long-standing limitation broke configure scripts that used > macros in this position that emitted shell code in 2.69 but no > longer do, so we have lifted it. > > Bugs fixed since autoconf 2.69d include: > > * AS_IF supports an empty else clause after macro expansion (#110369) > (fd633e92) > * autoreconf --force --install overwrites existing files (#110371) > (40fa9edc) > * AC_INIT handles unusual arguments better (#110349) (3b8f293e) > * autom4te replaces its output file atomically (#110305) (1725c947) > * AS_ECHO(_N) is not broken by macros named ‘s’ or ‘n’ (#110377) (b7e32b4d) > * install-sh is checked in as synced from automake (#110368) (d1a65dc0) > * AC_LANG_SAVE/RESTORE do not provoke obsoletion warnings (#110375) > (15acc26a) > -- N.B. These are still considered obsolete; new code should use > AC_LANG_PUSH and AC_LANG_POP. The warnings have been squelched > because libtool.m4 uses AC_LANG_SAVE, and we don't want package > authors to think they have to fix libtool.m4 themselves. > > * autoreconf supports AM_GNU_GETTEXT_REQUIRE_VERSION (20a53df1) > * CONFIG_SITE may be a list of entries (996f6081) > * Erlang support has been overhauled (8bf19fe8) > * autoreconf and autom4te work correctly with Perl 5.6 again (623ec9a0) > * AC_(CHECK_)HEADER_STDBOOL work correctly with C++ compilers (9886b7a9) > * AC_C_CHAR_UNSIGNED works correctly with C++ compilers (9e8bc1bf) > * AC_FUNC_SETPGRP gives the correct results on Solaris 10 (d81861ed) > * AC_FUNC_STRERROR_R includes string.h in its test program (c8b3f698) > * AC_REQUIRE_AUX_FILE can be used outside an AC_DEFUN (aa27fc57) > * --program-transform-name is not applied to build-aux scripts (0f7e5a54) > > * The internal test suite is much more thorough and robust > (b8c150bd, 82bc59ff, 7ee94631, 03f14a90, dbd374cf, a8b69e68, 8e540139) > > -----BEGIN PGP SIGNATURE----- > > iQIzBAEBCAAdFiEEgvhU885zF0uLYxdAkfzDK2dpqmQFAl/GZW4ACgkQkfzDK2dp > qmTvOBAAxOSdtq0J2vntGleFVxbILPZcFY9wAjxEHZr5VllUqMQ8xDS7Lpx5k0D1 > okqvFDoal4448uYk5U24xwYd9RxTsh4FlMIeut0RMX5+qSPmZXw6T15e8/p7snVH > CsKuGZD1yeWSdgx5KCOUeN+bcxkHRzcLid2xM+O60kpRXQPu2/XVOURFh/jKS1FU > IVBCkkpcv/5MW9Y0mEXRn55C8jl0akofhqawU3BrqnegO94H6SbzAfzqESPznax/ > cuVQ/1niuFnrc07IprNGzwQm6JageWIw8xdFU5ZHzy6Mycbe4nIBO0K2F7+ptisy > whj0wMlcBUg+xOQVCwlCaMupR9u/PiUtAJRthmdLXrUfClcglmOY4gfZGITtKd6/ > IsM7LuJ7UvbqXu16bUoWJcucI1p45ZFxXUxI9MZuDZr6JPBRyz14F6EINRlvyj3s > dqG+TzdTESZp6agJW8ul2zVlPUkxKKvddzG81YdZXx8FrWEogkJUZSLWTjvSzA5P > DG8sk7m144/dMMNn/vuhWT3dxB12tT74NMovLzsBalQF66hmvq+YPOJx3Z7V1VKr > ofdr/BIkDGfzLvFMksEtWVqb6Prn5tC3ZasWcRb+cKRfDdM/gIWqoxYw9P7zXVCB > yBVnXph4EDQrINFxjoigQMneZ2ltRxhjyBLjhx/CRM32uixq22E= > =d7rM > -----END PGP SIGNATURE----- > >
