[SCM] GNU Autoconf source repository annotated tag, v2.66, created. v2.66

[Eric Blake]

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http://git.sv.gnu.org/gitweb/?p=autoconf.git;a=commitdiff;h=31e85a836ac0427fdfb5a28fd60cfddb4ba5f8ef

The annotated tag, v2.66 has been created
        at  31e85a836ac0427fdfb5a28fd60cfddb4ba5f8ef (tag)
   tagging  2207de583b6f209cf97173399203872abf8f51df (commit)
  replaces  v2.65
 tagged by  Eric Blake
        on  Fri Jul 2 16:48:12 2010 -0600

- Log -----------------------------------------------------------------
2.66
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Ben Pfaff (1):
      Document how to propogate variables to submakes.

Bruno Haible (5):
      Improve documentation on Solaris tr bugs.
      Allow plus signs in AC_ARG_ENABLE and AC_ARG_WITH.
      Document sed -e limitation.
      Document how to write comments in makefile rules.
      Document how to use literal newlines in makefile rules.

David Reiss (1):
      Improve Erlang documentation.

Dmitry V. Levin (1):
      Fix test failure when a shell uses $TMPDIR for here-documents.

Eric Blake (46):
      ./.prev-version: Record previous version: 2.65.
      Warn if using unnamed diversion.
      Improve wording about m4 quote characters.
      Fix comment in AC_CHECK_DECLS.
      Improve documentation on tr portability.
      Another tr tweak.
      Update copyright year.
      Update upstream files.
      Improve release automation.
      Clarify language on handling of opening parenthesis.
      Make autotest example act better with automake.
      Typo fix in earlier commit.
      Document here-doc pitfall.
      Fix previous example.
      Avoid uninitialized use of $U.
      Recommend latest m4 release.
      Document that Autoconf relies on IFS.
      Document how to safely override CFLAGS default.
      Optimize AC_REPLACE_FUNCS.
      Update file flow diagram to mention Automake.
      Fix typo in docs.
      Improve documentation on AC_{COMPILE,LINK}_IFELSE.
      Fix shell code in AS_TR_SH documentation.
      Document AC_LANG_CONFTEST semantic change.
      Fix m4_cr_all for EBCDIC.
      Add missing ChangeLog entry.
      Clarify octal escapes with tr.
      Mention how to silence program probes.
      Fix typo in previous patch.
      Document the grep workaround.
      Mention another line-counting alternative.
      Properly quote AC_PREREQ during autoupdate.
      Run libtool test with modern libtool.
      Make CONFIG_SITE handling more robust.
      Optimize AC_DEFINE.
      Add AS_LITERAL_WORD_IF.
      Use AS_LITERAL_WORD_IF as appropriate.
      Add optional argument to AS_LITERAL_IF.
      Add tests for AS_BOX.
      Use new AS_LITERAL_IF argument when appropriate.
      Optimize AS_BOX.
      Reduce startup cost of autotest.
      Make AS_TR_SH and AS_TR_CPP similar.
      Resync upstream files.
      Pick up some maint.mk improvements from gnulib.
      Release Version 2.66.

Harald van Dijk (1):
      Fix m4 detection test on dash.

Joel James Adamson (1):
      Add a paragraph to FAQ on Debugging configure scripts.

Joern Rennecke (1):
      Generalize AC_CHECK_DECL for C++: allow optional arguments.

Karl Berry (1):
      Clarify comment about old system.

Mark Hessling (1):
      Work around QNX4 grep bug.

Mike Frysinger (1):
      manual: fix minor typo in AC_CONFIG_SUBDIRS example

Paolo Bonzini (4):
      Fix failure of test 35 when the user has a .autom4te.cfg file.
      Bump m4.m4 serial number.
      Fix `recursion' test failure.
      Add recommendation on (not) unsetting IFS.

Peter Breitenlohner (1):
      Fix AC_CONFIG_LINKS to generated files when srcdir is absolute.

Peter Johansson (2):
      Autoconf Macro Archive URL has changed.
      Be consistent in doc example.

Ralf Wildenhues (50):
      Add pgfortran to list of Fortran 95+ compilers.
      Fix AC_FUNC_MMAP regression with C++ compiler in 2.65.
      manual: AC_SEARCH_LIBS also prepends to LIBS.
      Fix 2.64 AC_TYPE_INT*_T macro body text regression.
      Fix NEWS description for AC_FUNC_MMAP entry.
      Revert "Improve AC_CONFIG_AUX_DIRS a bit." to fix shtool usage.
      Add testsuite exposure for shtool usage.
      Don't fail autom4te preselection test due to different Automake.
      Export AUTOM4TE in tests/atlocal.in, for aclocal.
      Allow AC_FUNC_MKTIME to work with C++.
      config.status: consistent exit status with nonexistent config file input.
      Fix substitution of carriage return on Darwin.
      Fix testsuite failures due to setting of $U.
      Fix Autotest tracing of shell pipelines for FreeBSD sh.
      Fix `autom4te cache creation' testsuite failure on FreeBSD.
      Fix AS_ERROR for FreeBSD sh.
      Update copyright years for files generated by mktests.sh.
      manual: index strings containing colon in non-info outputs.
      Formatting cleanups in macro comments.
      Fix wrong comment in testsuite.
      Do not use @sc in the manual.
      Do not use @acronym in the manual.
      Fix autotest testsuite -v output to print test group title.
      Ensure autotest tests have an atconfig file, for testsuite -v.
      Fix placing of ellipses in English text.
      Error and warning message formatting cleanups.
      Documentation and tests for the AC_CHECK_DECL change.
      Clarify OpenBSD sh errexit issue with compound commands.
      Testsuite coverage for AC_CACHE_VAL and caching semantics.
      Testsuite coverage for __file__ and __line__.
      Testsuite coverage for AC_COPYRIGHT and AT_COPYRIGHT.
      Make AS_SET_CATFILE polymorphic, and add testsuite coverage.
      Coverage and doc fixes for AC_LANG_SOURCE and AC_LANG_PROGRAM.
      New Autotest testsuite option --recheck.
      Autotest: simplify logic to compute test group result.
      Avoid texinfo bug with backslashes in macro arguments.
      Autotest: enable colored test results.
      Document, test, and fix AT_ARG_OPTION, AT_ARG_OPTION_ARG.
      Overhaul the manual, esp. the Autotest chapter.
      Mention Tru64 5.1 fgrep limitation with emtpy patterns.
      Clarify nested double-quotes and backquotes shell issues.
      Formatting cleanups for optional arguments.
      Add comments for vim syntax highlighting.
      Further clarification on sed -e portability.
      Fix testsuite failure with Tru64 preprocessor.
      Accept any nonzero exit status upon config.status write failure.
      Coverage for Fortran compiler macros.
      Further improve docs about nested double-quotes and backquotes.
      Improve VPATH handling in config.status for non-Automake projects.
      New macro AC_FC_FIXEDFORM, improved AC_FC_FREEFORM, coverage.

Stefano Lattarini (4):
      Document Solaris/Heirloom sh set -e issue with command substitutions.
      Don't expose AC_{COMPILE,LINK}_IFELSE internals in documentation.
      Describe a Solaris /bin/sh bug w.r.t. for loops.
      Describe a Solaris /bin/sh bug w.r.t. for loops.

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