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+2014-09-06 Jim Meyering <meyering@fb.com>
+
+ fixup: add the properly-named new test files
+ * testsuite/Makefile.am (EXTRA_DIST): Add y-zero.*,
+ not y-NUL.* here.
+
+ maint: correct failing "version" test
+ * configure.ac (COPYRIGHT_YEAR): Update to 2014, so
+ the "version" test passes once again.
+ * doc/sed.1: Also commit this auto-generated-yet-VC'd file.
+
+2014-09-04 Jim Meyering <meyering@fb.com>
+
+ fix "y" to work with NUL in the RHS
+ * sed/execute.c (do_list) [case 'y']: Handle NUL bytes
+ in the RHS of a y/LHS/RHS/ transliteration.
+ * testsuite/y-zero.good: New test-related files.
+ * testsuite/y-zero.inp:
+ * testsuite/y-zero.sed:
+ * testsuite/Makefile.am (SEDTESTS): Add y-zero here.
+ * testsuite/Makefile.tests: And here.
+ * NEWS (Bug fixes): Describe it.
+ The bug was reported by table@inventati.org,
+ with the execute.c change mostly by Paolo Bonzini.
+
+2014-07-24 Jose E. Marchesi <jemarch@gnu.org>
+
+ * gnulib: Update.
+
+2014-03-26 Jose E. Marchesi <jemarch@gnu.org>
+
+ * doc/sed.texi (Regular Expressions): avoid a potential
+ misunderstanding in the description of the \| operator.
+
+2013-10-16 David A. Wheeler <dwheeler@dwheeler.com>
+
+ * doc/sed-in.texi: Document "-E" option to use EREs. GNU sed already
+ supported "-E" as an undocumented synonym for "-r", but "-E" is now
+ in POSIX. See: http://austingroupbugs.net/view.php?id=528.
+ * doc/sed.1: Likewise.
+ * doc/sed.texi: Likewise.
+ * doc/sed.x: Likewise.
+ * sed/sed.c: Likewise.
+
+2013-10-06 Jose E. Marchesi <jemarch@gnu.org>
+
+ * basicdefs.h (PATH_MAX): Defined to some constant in case it is
+ not defined by system headers.
+ * sed/utils.c: Do not include pathmax.h anymore.
+ * bootstrap.conf (gnulib_modules): Do not use the gnulib module
+ pathmax.
+
+2013-09-30 Jose E. Marchesi <jemarch@gnu.org>
+
+ * doc/sed.texi (Regular Expressions): Typo: implicity numbered ->
+ implicitly numbered.
+ Reported by Arthur Budco.
+
+2013-07-12 Jose E. Marchesi <jemarch@gnu.org>
+
+ * doc/sed-in.texi (Extended regexps): Add an example on using | in
+ extended regular expressions. Suggested by Nils Barth.
+
+2013-02-02 Jose E. Marchesi <jemarch@gnu.org>
+
+ * gnulib: Update.
+ * configure.ac (COPYRIGHT_YEAR): Updated to 2013.
+
+2012-12-29 Stefano Lattarini <stefano.lattarini@gnu.org> (tiny change)
+
+ testsuite: make test logs more verbose
+ * testsuite/runtest: Adjust and simplify.
+
+2012-12-29 Stefano Lattarini <stefano.lattarini@gnu.org> (tiny change)
+
+ maint: enable Automake parallel testsuite harness
+ It is better than the older test driver. It is also the
+ default now, starting from Automake 1.13; so having it
+ enabled unconditionally will allow GNU sed to be seamlessly
+ bootstrapped by Automake 1.13.
+ * configure.ac (AM_INIT_AUTOMAKE): Add 'parallel-tests' option.
+ Also require Automake 1.11.1, since that is the minimal version
+ to have a sane 'parallel-tests' support.
+ (AC_PREREQ): Bump requirement to 2.62, since that is the
+ minimal version required by Automake 1.11.1.
+ * testsuite/Makefile.am (TESTS_ENVIRONMENT): Remove the
+ invocation for the test runner "$(srcdir)/runtest"; it's
+ correct place is ...
+ (LOG_COMPILER): ... here.
+
+2012-12-29 Stefano Lattarini <stefano.lattarini@gnu.org> (tiny change)
+
+ build: avoid bootstrap failure
+ * bootstrap.conf (gnulib_modules): Add 'threadlib'.
+
+2012-12-21 Paolo Bonzini <bonzini@gnu.org>
+
+ * configure.ac: Bump version number. Replace COPYRIGHT_YEAR.
+ * Makefile.am (dist-hook): Revert 2010-08-10 change.
+
+2012-12-21 Paolo Bonzini <bonzini@gnu.org>
+
+ * autoboot: Rename to bootstrap.
+ * autoboot.conf: Rename to bootstrap.conf.
+ * README.boot: Remove.
+ * Makefile.am: Remove README.boot, add bootstrap and bootstrap.conf.
+
+2012-12-21 Paolo Bonzini <bonzini@gnu.org>
+
+ * gnulib: Update.
+ * testsuite/version.gin: Regenerate.
+
+2012-12-21 Paolo Bonzini <bonzini@gnu.org>
+
+ * doc/sed.texi: Regenerate.
+ * doc/sed.1: Regenerate.
+ * po/sed.pot: Regenerate.
+
+2012-07-25 Paolo Bonzini <bonzini@gnu.org>
+
+ * doc/sed-in.texi: Document difference between "e" and "r"
+ commands.
+
+2012-04-29 Jim Hill <gjthill@gmail.com>
+
+ * Makefile.am (noinst_DATA, dist-hook): build failed after git
+ clean -dfx finish bootstrap.sh removal.
+
+2012-04-13 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c (convert_number): Remove default_char argument,
+ expect buf to point to it. Remove maxdigits argument and compute
+ it on the fly.
+ (normalize_text): Unify calls to convert_number under the convert
+ label. For TEXT_REPLACEMENT add a backslash to the output if
+ convert_number returns ch == '&'.
+
+2012-03-16 Paolo Bonzini <bonzini@gnu.org>
+
+ * testsuite/version.gin: Regenerate.
+
+2012-03-16 Paolo Bonzini <bonzini@gnu.org>
+
+ * basicdefs.h (P_): Remove.
+ * sed/compile.c: Adjust.
+ * sed/execute.c: Likewise.
+ * sed/fmt.c: Likewise.
+ * sed/sed.c: Likewise.
+ * sed/sed.h: Likewise.
+ * sed/utils.c: Likewise.
+ * sed/utils.h: Likewise.
+
+2012-03-16 Paolo Bonzini <bonzini@gnu.org>
+
+ * basicdefs.h (FREE): Remove.
+ * sed/compile.c: Adjust.
+ * sed/execute.c: Adjust.
+ * sed/regexp.c: Adjust.
+ * sed/utils.c: Adjust, remove ck_free.
+ * sed/utils.h: Adjust, remove ck_free.
+
+2012-03-16 Paolo Bonzini <bonzini@gnu.org>
+
+ * basicdefs.h (CAST, VCAST, VOID, MEMCPY, MEMMOVE): Rip out.
+ * sed/compile.c: Adjust.
+ * sed/execute.c: Adjust.
+ * sed/regexp.c: Adjust.
+ * sed/utils.c: Adjust.
+ * sed/utils.h: Adjust.
+
+2012-03-16 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/execute.c: Unconditionally compile for MBCS.
+ * sed/mbcs.c: Unconditionally compile for MBCS.
+ * sed/sed.h: Unconditionally compile for MBCS.
+
+2012-03-16 Paolo Bonzini <bonzini@gnu.org>
+
+ * basicdefs.h: Enjoy gnulib's headers.
+ * sed/compile.c: Likewise.
+ * sed/execute.c: Likewise.
+ * sed/regexp.c: Likewise.
+ * sed/sed.c: Likewise.
+ * sed/sed.h: Likewise.
+ * sed/utils.c: Likewise.
+
+2012-03-16 Paolo Bonzini <bonzini@gnu.org>
+
+ * bootstrap.sh.in: Remove.
+ * bootstrap.sh: Remove.
+ * configure.ac: Do not create bootstrap.sh.
+ * basicdefs.h: Remove guards.
+ * sed/execute.c [BOOTSTRAP]: Remove guards.
+ * sed/sed.c [BOOTSTRAP]: Remove guards.
+ * sed/sed.h [BOOTSTRAP]: Remove guards.
+
+2012-03-16 Paolo Bonzini <bonzini@gnu.org>
+
+ * gnulib: Update.
+
+2012-03-16 Paolo Bonzini <bonzini@gnu.org>
+
+ * doc/sed.x: Document address behavior across input files.
+ * doc/sed.1: Regenerate.
+
+2012-02-13 Paolo Bonzini <bonzini@gnu.org>
+
+ * configure.ac: Test whether fopen("foo", "rt") works.
+ * sed/compile.c: Do not open scripts with "rt" mode if it doesn't.
+ * sed/sed.c: Never open input files with "rt" mode.
+
+2012-02-05 Paolo Bonzini <bonzini@gnu.org>
+ Jim Hill <gjthill@gmail.com>
+
+ * autoboot.conf: Change getline to getdelim.
+ * doc/sed-in.texi: Document -z/--null-data.
+ * doc/sed.texi: Regenerate.
+ * doc/sed.1: Regenerate.
+ * sed/execute.c: Change '\n' to buffer_delimiter.
+ * sed/sed.c: Add support for -z/--null-data.
+ * sed/sed.h: Add buffer_delimiter.
+ * sed/utils.c: Change ck_getline to ck_getdelim.
+ * sed/utils.h: Change ck_getline to ck_getdelim.
+ * NEWS: Document new option.
+
+2011-11-23 Paolo Bonzini <bonzini@gnu.org>
+
+ * doc/sed-in.texi: Document how multiline mode affects matching
+ newlines against period. Reported by Dmitry Bolshakov.
+
+2011-08-29 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/sed.c (usage): Fix documentation for -i. Reported by
+ Dennis Bartlett.
+
+2011-07-11 Jim Meyering <meyering@redhat.com>
+
+ avoid silent data loss when an input line is 2^31 bytes or longer
+ If one line in a file has length (including newline) of 2^31, then
+ applying sed -i to that file truncates it to size 0. I first
+ noticed it like this: Create a file with line of length 2^31-1
+ $ perl -le 'print "v"x(2**31-1)' > k
+ Then prepend a byte to that line:
+ $ sed -i 's/^/v/' k
+ Surprise! The file is empty.
+ * sed/utils.c (ck_getline): Declare "result" to be of type ssize_t,
+ rather than int, to match the return type of getline.
+
+2011-07-14 Padraig Brady <p@draigbrady.com>
+
+ * execute.c (open_next_file): Only reopen stdin on Windows/DOS.
+
+2011-05-27 Paolo Bonzini <bonzini@gnu.org>
+
+ * doc/sed-in.texi: Explain behavior of \l and \u at the end
+ of the replacement text.
+ * doc/sed.texi: Regenerate.
+ * sed/execute.c (append_replacement, do_subst): Further
+ simplification.
+
+2011-05-27 Paolo Bonzini <bonzini@gnu.org>
+
+ * doc/sed-in.texi: Fix incorrect comment in the "Increment a
+ number" example. Reported by Wu Liang and Micah Cowan.
+ * doc/sed.texi: Regenerate.
+
+2011-03-11 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c (normalize_text): Clang analyzer cleanup.
+ * sed/execute.c (append_replacement, do_subst): Same.
+ * sed/utils.c (ck_getline): Same.
+
+2010-11-13 Jari Aalto <jari.aalto@cante.net>
+
+ * doc/sed.x: Order commands alphabetically.
+ * doc/sed.1: Regenerate.
+ * doc/sed.texi: Regenerate.
+
+2010-11-10 Paolo Bonzini <bonzini@gnu.org>
+
+ * doc/sed-in.texi: Fix double negation in comment, escape
+ file names.
+
+2010-11-03 Eric Blake <eblake@redhat.com>
+
+ * basicdefs.h (ISDIGIT): Avoid compiler warning on cygwin.
+ * sed/compile.c (normalize_text): Avoid undefined behavior.
+
+ * sed/sed.c (includes): Supply missing header.
+
+2010-11-01 Paolo Bonzini <bonzini@gnu.org>
+
+ * autoboot.conf: Replace gettext with gettext-h. Suggested by
+ Gerald Pfeifer and Eric Blake.
+ * configure.ac: Downgrade minimum requested version of gettext
+ to 0.17.
+
+2010-10-31 Gerald Pfeifer <gerald@pfeifer.com>
+
+ * doc/sed-in.texi (Extended regexps): Add '|' to the list of
+ differences. Note that "\|" is a GNU extension to begin with.
+ * doc/sed.texi: Rebuild.
+
+2010-10-20 Paolo Bonzini <bonzini@gnu.org>
+
+ * autoboot.conf: Add fwriting.
+ * sed/utils.c: Use it.
+
+2010-09-20 Paolo Bonzini <bonzini@gnu.org>
+
+ * doc/configure.ac: Mention bug-sed@gnu.org.
+ * doc/sed.x: Mention bug-sed@gnu.org.
+ * doc/sed-in.texi: Mention bug-sed@gnu.org.
+
+2010-08-30 Paolo Bonzini <bonzini@gnu.org>
+
+ * Makefile.am (dist-hook): Remove COPYRIGHT_YEAR check.
+ * autoboot.conf (gnulib_modules): Add version-etc-fsf.
+ * configure.ac (COPYRIGHT_YEAR): Remove. Change package name to
+ "GNU sed".
+ * doc/sed.1: Regenerate.
+ * sed/sed.c (AUTHORS): New.
+ (main): Use version_etc.
+
+2010-07-18 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed.c (write_mode): New.
+ (main): Initialize it to "wb" if --binary is passed.
+ * sed.h (write_mode): New.
+ * compile.c (mark_subst_opts, compile_program): Use it instead
+ of "w".
+ * execute.c (open_next_file): Pass write_mode to ck_mkstemp.
+ * utils.c (ck_mkstemp): Accept mode, pass it to fdopen. Constify.
+ * utils.h (ck_mkstemp): Adjust prototype.
+
+2010-08-17 Paolo Bonzini <bonzini@gnu.org>
+
+ Fix imprecision in the documentation of `D'.
+ * doc/sed-in.texi (D command): Fix documentation of behavior for
+ pattern space ending with \n and with no other newline.
+ Reported by Randall Cotton.
+ * doc/sed.x (D command): Fix documentation of behavior for
+ pattern space ending with \n and with no other newline.
+ * doc/sed.texi: Regenerate.
+ * doc/sed.1: Regenerate.
+
+2010-07-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ Let --posix turn off nonportable scripts ending in backslash.
+ * sed/compile.c (errors, INCOMPLETE_CMD): New error string.
+ (compile_program): In strict posix mode, complain about incomplete
+ command.
+ * NEWS: Update.
+ Report by Bruno Haible.
+
+2010-07-16 Paolo Bonzini <bonzini@gnu.org>
+
+ * autoboot.conf (gnulib_modules): Replace mkstemp with mkostemp.
+ * bootstrap.sh.in: Compile mkostemp.c instead of mkstemp.c.
+ * gnulib: Update.
+ * NEWS: Mention change.
+ * sed/utils.c (ck_mkstemp): Use mkostemp to work around Cygwin
+ oddity. Reported by Stepan Kasal.
+
+2010-05-03 Timothy Baker <timothypaulbaker@gmail.com> (tiny change)
+
+ * doc/sed.texi (Regular expressions): Fix typo.
+
+2009-11-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * doc/sed.texi (Extended Commands): Document F command.
+ * doc/sed-in.texi: Regenerate.
+ * sed/compile.c (compile_program): Accept 'F' if not --posix.
+ * sed/execute.c (open_next_file): Always initialize in_file_name.
+ (execute_program): Handle 'F'.
+ * configure.ac: Bump SED_FEATURE_VERSION.
+ * NEWS: Update.
+
+2009-12-07 Clint Adams <schizo@debian.org> (tiny change)
+
+ * sed/execute.c (open_next_file): If is_selinux_enabled returns -1,
+ treat it as "disabled".
+
+2009-10-15 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/execute.c (closedown): First change owner (while permissions
+ stay 0?00), then mode.
+
+2009-10-15 Paolo Bonzini <bonzini@gnu.org>
+ WANG Yunfeng <uhuruh@gmail.com>
+
+ * sed/execute.c (str_append, str_append_modified): Handle incomplete
+ sequences as if they were invalid.
+
+2009-10-14 Paolo Bonzini <bonzini@gnu.org>
+
+ * po/sed.pot: Update.
+
+2009-10-14 Paolo Bonzini <bonzini@gnu.org>
+
+ * configure.ac: Use cache variables rather than AC_CHECK_FUNC.
+
+2009-10-14 Paolo Bonzini <bonzini@gnu.org>
+
+ * configure.ac: Remove obselete configure tests.
+ * sed/fmt.c: Assume limits.h is always present.
+ * sed/utils.c: Assume vfprintf is always present.
+
+2009-10-14 Yuri G. Kudryashov <urkud.urkud@gmail.com> (tiny change)
+
+ * testsuite/Makefile.tests: Override LC_ALL, not LANG.
+
+2009-10-12 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * doc/sed-in.texi (Invoking sed): Add index entries for --posix,
+ -s, --separate.
+ (Other Commands): Fix typo.
+ * doc/sed.texi: Regenerate.
+
+2009-09-07 Dmitry Chistikov <dd1email@gmail.com> (tiny change)
+
+ * doc/sed-in.texi: Document how to separate commands.
+ * doc/sed.texi: Regenerate.
+
+2009-08-30 Paolo Bonzini <bonzini@gnu.org>
+
+ * autoboot.conf: Add ssize_t.
+ * configure.ac: Remove useless stuff, bump gettext requirement to 0.17.
+
+2009-08-10 Bake Timmons <b3timmons@speedymail.org> (tiny change)
+
+ * doc/sed-in.texi: Fix typo.
+
+2009-06-27 Paolo Bonzini <bonzini@gnu.org>
+
+ * configure.ac: Bump version.
+ * NEWS: Bump version.
+ * gnulib: Update.
+ * doc/sed.1: Regenerate.
+
+2009-06-25 Paolo Bonzini <bonzini@gnu.org>
+
+ * autoboot.conf: Add selinux-h.
+ * execute.c: Copy over file creation context before creating a new file.
+
+2009-06-25 Paolo Bonzini <bonzini@gnu.org>
+
+ * execute.c: Do not copy ACLs until the file is copied.
+ * utils.c (ck_mkstemp): Set a restrictive umask on temporary files.
+
+2009-06-26 Paolo Bonzini <bonzini@gnu.org>
+
+ * autoboot: Do not use GIT_CONFIG_LOCAL.
+
+2009-06-15 Paolo Bonzini <bonzini@gnu.org>
+
+ * autoboot.conf: Add memchr again.
+ * gnulib: Update.
+
+2009-06-11 Sergey Farbotka <z8sergey8z@gmail.com> (tiny change)
+
+ * sed/execute.c (open_next_file): Fix off-by-one causing problems
+ under Cygwin.
+
+2009-05-11 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c (snarf_char_class): Fix logic bug with [[[ in regular
+ expressions (and a possibly uninitialized use of variable delim stemming
+ from the bug). Uninitialized variable bug reported by Zhongxing Xu.
+ * testsuite/brackets.good: New.
+ * testsuite/brackets.inp: New.
+ * testsuite/brackets.sed: New.
+ * testsuite/Makefile.am: Add test.
+ * testsuite/Makefile.tests: Add test.
+
+2009-05-11 Paolo Bonzini <bonzini@gnu.org>
+
+ * configure.ac: Define COPYRIGHT_YEAR.
+ * Makefile.am (dist-hook): Test it.
+ * sed/mbcs.c: Fix copyright years.
+ * sed/sed.c: Fix copyright years. Change COPYRIGHT_NOTICE to
+ COPYRIGHT_YEAR.
+ * sed/utils.c: Fix copyright years.
+ * testsuite/version.gin: Use COPYRIGHT_YEAR.
+
+2009-04-30 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c: Declare bool arguments as int instead to please AIX XLC.
+ * sed/execute.c: Declare bool arguments as int instead to please AIX XLC.
+ * sed/utils.c: Declare bool arguments as int instead to please AIX XLC.
+ * sed/utils.h: Declare bool arguments as int instead to please AIX XLC.
+
+2009-04-27 Paolo Bonzini <bonzini@gnu.org>
+
+ * configure.ac: Bump version number.
+ * configure: Regenerate.
+
+2009-04-27 Paolo Bonzini <bonzini@gnu.org>
+
+ * configure.ac: Do not create homonymous links from builddir to srcdir.
+ * testsuite/Makefile.tests: Create readin.in2 here.
+ * testsuite/Makefile.am: Do not distribute it.
+
+2009-04-27 Paolo Bonzini <bonzini@gnu.org>
+
+ * autoboot.conf: Add rename.
+ * gnulib: Update.
+
+2009-04-27 Paolo Bonzini <bonzini@gnu.org>
+
+ * configure.ac: XFAIL UTF-8 tests where appropriate.
+
+2009-04-27 Paolo Bonzini <bonzini@gnu.org>
+
+ * testsuite/Makefile.tests: Handle CRLF endings for mingw.
+
+2009-04-27 Paolo Bonzini <bonzini@gnu.org>
+
+ * configure.ac: Link readin.in2 into builddir.
+ * configure: Regenerate.
+ * doc/Makefile.am: Do not distribute sed.html. Do not update
+ sed.texi if the output does not change.
+ * sed/Makefile.am: Order libraries according to their dependencies.
+ * sed/compile.c (get_openfile): Declare FAIL as int.
+ * sed/sed.c: Avoid printf ("") if REG_PERL is not defined.
+ * testsuite/eval.in2: Do not include in the repository.
+ * testsuite/Makefile.am: Clean always eval.in2 and never readin.in2.
+ * testsuite/Makefile.tests: Provide a default empty definition of TIME
+ and remove rules for readin.in2.
+
+2009-03-31 Paolo Bonzini <bonzini@gnu.org>
+
+ * bootstrap.sh.in: Add __bool_true_false_are_defined.
+ * bootstrap.sh: Regenerate.
+ * basicdefs.h: Do not provide bool definitions for BOOTSTRAP at all.
+
+2009-03-31 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/sed.c (contact): New.
+ (usage): From here.
+ (main): Use it for `sed --version' too.
+
+ * configure.ac: Point to GNU project mailing lists.
+ * sed/sed.c (contact): Use PACKAGE_BUGREPORT.
+ * testsuite/version.gin: Likewise.
+ * testsuite/version.good: Regenerate.
+ * doc/sed.1: Regenerate.
+
+ * bootstrap.sh.in (PACKAGE_BUGREPORT): New.
+ * bootstrap.sh: Regenerate.
+
+2009-03-31 Paolo Bonzini <bonzini@gnu.org>
+
+ * testsuite/Makefile.am: Distribute utf8-3 and utf8-4 test files.
+
+2009-02-17 Paolo Bonzini <bonzini@gnu.org>
+
+ * testsuite/Makefile.tests: Rewrite rule for utf8-[1234].
+ Reported by Ralf Wildenhues.
+
+2009-02-17 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/sed.c (usage): Print homepage URL.
+ * testsuite/version.gin: Update.
+
+2009-01-28 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/sed.c (usage): Only print the bug report address for `sed --help'.
+ (main): Print it for `sed --version' too.
+ * testsuite/version.gin: Adapt.
+ * testsuite/Makefile.tests: Refine help message test.
+
+2009-01-23 Paolo Bonzini <bonzini@gnu.org>
+ Hideo AOKI <hideo.aoki.tk@hitachi.com>
+
+ * sed/compile.c (match_slash): Fix MBCS behavior.
+ * sed/sed.h (MBSINIT): New.
+
+2009-01-20 Paolo Bonzini <bonzini@gnu.org>
+
+ * autoboot.conf, bootstrap.sh.in: Remove memchr, memcmp, memmove
+ compatibility code.
+ * gnulib: Update.
+
+2009-01-09 Paolo Bonzini <bonzini@gnu.org>
+
+ * tests/SPENCER.tests: Add testcases for glibc bugzilla 697.
+ * gnulib: Update.
+
+2009-01-05 Paolo Bonzini <bonzini@gnu.org>
+
+ * execute.c (read_pattern_space): Reset hold space at end-of-file
+ if input->reset_at_next_file.
+
+2008-12-31 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ Let --posix turn off more GNU extensions.
+ * sed/compile.c (mark_subst_opts): Turn off subst options i, I,
+ s, S, x, X, m, and M in --posix mode.
+ (compile_address): Disallow address modifiers, `FIRST~STEP',
+ `ADDR1,+N', and `ADDR1,~N' in --posix mode.
+ (compile_program): In --posix mode, do not accept e or z commands;
+ do not accept text between an a, c, or i command and the following
+ backslash; do not accept an argument to the l command.
+
+2008-12-22 Paolo Bonzini <bonzini@gnu.org>
+
+ * autoboot.conf: Request modules emulating mb functions.
+ * configure.ac: Do not look for mb functions here.
+
+2008-10-03 Paolo Bonzini <bonzini@gnu.org>
+ Jim Meyering <meyering@redhat.com>
+
+ * autoboot.conf: Add localcharset.
+ * Makefile.am: Remove intl subdir. Require Automake 1.10.
+ * configure.ac: Remove useless macros, switch to external gettext.
+ * lib/Makefile.am: Remove intl subdir from CPPFLAGS.
+ * sed/Makefile.am: Remove intl subdir from CPPFLAGS.
+
+2008-10-02 Paolo Bonzini <bonzini@gnu.org>
+
+ * autoboot: Sync with gnulib's build-aux/bootstrap.
+
+2008-09-29 Paolo Bonzini <bonzini@gnu.org>
+
+ * autoboot: Sync with gnulib's build-aux/bootstrap.
+
+2008-09-29 Paolo Bonzini <bonzini@gnu.org>
+
+ * testsuite/Makefile.am: Add the utf8-{1,2,3,4} tests.
+ * testsuite/Makefile.tests: Add the utf8-{1,2,3,4} tests.
+ * testsuite/runtest: Support skipping tests.
+ * testsuite/utf8-1.good: New.
+ * testsuite/utf8-1.inp: New.
+ * testsuite/utf8-1.sed: New.
+ * testsuite/utf8-2.good: New.
+ * testsuite/utf8-2.inp: New.
+ * testsuite/utf8-2.sed: New.
+ * testsuite/utf8-3.good: New.
+ * testsuite/utf8-3.inp: New.
+ * testsuite/utf8-3.sed: New.
+ * testsuite/utf8-4.good: New.
+ * testsuite/utf8-4.inp: New.
+ * testsuite/utf8-4.sed: New.
+
+2008-09-29 Paolo Bonzini <bonzini@gnu.org>
+
+ * BUGS: Document s/.*.// behavior with invalid multibyte sequences.
+ * NEWS: Document `z' extension.
+ * doc/sed-in.texi: Document both things.
+ * sed/compile.c (compile_program): Recognize `z'.
+ * sed/execute.c (execute_program): Execute `z'.
+ * testsuite/Makefile.am: Add badenc test.
+ * testsuite/Makefile.tests: Add badenc test.
+ * testsuite/badenc.good: New.
+ * testsuite/badenc.inp: New.
+ * testsuite/badenc.sed: New.
+
+2008-09-28 Paolo Bonzini <bonzini@gnu.org>
+
+ * basicdefs.h: Replace alloca cruft with alloca.h.
+ * bootstrap.sh.in: Update for new gnulib.
+ * bootstrap.sh: Update for new gnulib.
+ * configure.ac: Move gnulib macros earlier.
+ * sed/execute.c: Do not include acl.h when bootstrapping.
+
+2008-08-27 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/execute.c (closedown): Close the input file!
+
+2008-08-20 Paolo Bonzini <bonzini@gnu.org>
+
+ * configure.ac: Add gl_DISABLE_THREADS.
+
+2008-08-20 Ralf Wildenhues <ralf.wildenhues@gmx.de
+
+ * doc/sed-in.texi: Drop leading whitespace where appropriate,
+ do not use TABs.
+ * doc/sed.texi: Regnerate.
+
+2008-08-19 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c: Do not include strverscmp.c.
+
+2008-07-21 Paolo Bonzini <bonzini@gnu.org>
+
+ * doc/sed-in.texi: Remove northpark.edu address for sed FAQ.
+ * doc/sed.texi: Regenerate.
+
+2008-07-10 Paolo Bonzini <bonzini@gnu.org>
+
+ * doc/sed-in.texi: Make the description of ^ and $ more precise.
+ * doc/sed.texi: Regenerate.
+
+2008-06-04 Vladimir Marek <vladimir.marek@sun.com>
+
+ * basicdefs.h: Don't hardcode usage of prototypes on SunStudio.
+
+2008-05-15 Paolo Bonzini <bonzini@gnu.org>
+
+ * autoboot.conf: Update for newer gnulib.
+
+2008-05-15 Paolo Bonzini <bonzini@gnu.org>
+
+ * bootstrap.sh.in: Define bool, true, false. Reported by
+ Jason Stover. Adjust for gnulib changes.
+ * bootstrap.sh: Regenerate.
+
+2008-04-24 Paul Eggert <eggert@twinsun.com>
+
+ * sed/compile.c (match_slash): Treat 's&foo&\&&' compatibly with
+ traditional 'sed'.
+ * testsuite/bsd.sh: Add test case for this.
+ * testsuite/bsd.good: Add test case output.
+
+2008-04-24 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c (setup_replacement): Fix bug with \& in POSIX mode.
+
+2008-01-16 Jim Meyering <meyering@redhat.com>
+
+ * sed/execute.c (open_next_file, get_backup_file_name): Avoid
+ warnings from gcc.
+
+2008-01-16 Jim Meyering <meyering@redhat.com>
+
+ * sed/compile.c (snarf_char_class): Reverse order of conjuncts
+ so that "delim" is not used uninitialized.
+
+2008-01-16 Jim Meyering <meyering@redhat.com>
+
+ * sed/utils.c (panic): Remove declaration of unused local, "fd".
+
+2008-01-16 Jim Meyering <meyering@redhat.com>
+
+ * sed/execute.c (open_next_file, get_backup_file_name): Avoid
+ warnings from gcc. Avoid shadowing global "pipe".
+
+2008-01-16 Jim Meyering <meyering@redhat.com>
+
+ * autoboot.conf (gnulib_modules): Add stat-macros and pathmax.
+
+2007-10-25 Paolo Bonzini <bonzini@gnu.org>
+ Mike Frysinger <vapier@gentoo.org>
+
+ * doc/sed.x (q, Q): Document argument.
+ * configure.ac: Remove texi2html checks.
+ * doc/Makefile.am: Remove rules for sed.html, always distribute it.
+
+2007-08-14 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/execute.c (open_next_file): Follow symlink here...
+ (closedown): ... not here.
+
+2007-06-29 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/mbcs.c: Upgrade to GPLv3.
+ * sed/regexp.c: Upgrade to GPLv3.
+ * sed/sed.c: Upgrade to GPLv3.
+ * sed/sed.h: Upgrade to GPLv3.
+ * sed/utils.c: Upgrade to GPLv3.
+ * sed/utils.h: Upgrade to GPLv3.
+ * sed/compile.c: Upgrade to GPLv3.
+ * sed/execute.c: Upgrade to GPLv3.
+ * sed/fmt.c: Upgrade to GPLv3.
+
+2007-03-01 Masatake YAMATO <jet@gyve.org> (tiny change)
+
+ * sed/compile.c (compile_program): Accept 0,/REGEXP/ address
+ specification only if --posix is not specified.
+
+2007-02-05 Paolo Bonzini <bonzini@gnu.org>
+
+ * testsuite/bug-regex27.c, testsuite/bug-regex28.c: New, from
+ glibc (written by Jakub Jelinek).
+
+2007-01-26 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c (check_final_program): Don't set text if the
+ pending_text is initialized but empty.
+ * sed/execute.c (output_line): Don't print text if it is NULL.
+ * testsuite/Makefile.am (TESTS): Add insert.
+ * testsuite/Makefile.tests (insert): New.
+ * testsuite/insert.good, testsuite/insert.sed, testsuite/insert.inp: New
+ testcase from Jonas Koelker.
+
+2006-12-29 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c: Fix warnings.
+ * sed/execute.c: Fix warnings.
+
+2006-12-22 Bruno Haible <bruno@clisp.org>
+
+ * sed/utils.c: Include pathmax.
+ * sed/mbcs.c: Use local_charset.
+ * sed/execute.c: Copy with padding after the mbstate_t member.
+
+2006-12-21 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/mbcs.c: Include string.h (reported by Henning Nielsen Lund).
+ * sed/fmt.c: Likewise.
+ * sed/regexp.c: Likewise.
+
+2006-12-18 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/execute.c (closedown): Remove dead code.
+
+2006-12-17 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/utils.c: Include limits.h.
+
+2006-12-16 Paolo Bonzini <bonzini@gnu.org>
+
+ * doc/sed-in.texi: Document --follow-symlinks.
+
+2006-12-15 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/regexp.c: Disable all extensions on --posix.
+
+2006-09-24 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/execute.c: Support ACLs.
+ * lib/utils.c: Move...
+ * sed/utils.c: ... here, and remove xmalloc.
+
+2006-08-21 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/regexp.c: Accept NUL bytes for `.'. Accept 'a\(b' in
+ POSIXLY_CORRECT/POSIXLY_BASIC posixicity.
+
+2006-08-03 Paolo Bonzini <bonzini@gnu.org>
+
+ Revert this part of the previous change:
+
+ 2006-08-03 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c (get_openfile): Change second argument to char
+ and turn it into a string within the function. Adjust callers.
+
+2006-08-03 Paolo Bonzini <bonzini@gnu.org>
+ Corinna Vinschen <vinschen@redhat.com>
+
+ * lib/getline.c (getline): Remove Windows special casing.
+ * lib/utils.c (register_open_file, ck_fdopen): New.
+ (ck_fopen, ck_mkstemp): Use register_open_file.
+ * lib/utils.h (ck_fdopen): New.
+ * sed/execute.c (open_next_file): Reopen stdin.
+ * sed/sed.h (read_mode): New.
+ * sed/sed.c (read_mode): New.
+ (main): Set it on --binary.
+ (usage): Document --binary.
+ * sed/compile.c (get_openfile): Change second argument to char
+ and turn it into a string within the function. Adjust callers.
+ * sed/execute.c (dump_append_queue, open_next_file): Use it
+ as mode for ck_fopen.
+
+2006-08-03 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/execute.c (str_append): Use is_utf8 to skip useless work.
+ * sed/mbcs.c (initialize_mbcs): Look for a UTF-8 locale.
+ (is_utf8): New.
+ * sed/sed.h (is_utf8): New.
+
+2006-07-13 Paolo Bonzini <bonzini@gnu.org>
+
+ * bootstrap.sh.in: Add a few autoconfy tests.
+ * Makefile.am: Update distributed bootstrap.sh.
+
+2006-05-15 Hans-Bernhard Broeker <broeker@physik.rwth-aachen.de>
+
+ * sed/basicdefs.h (OB_MALLOC): Turn VCAST into void * cast.
+
+2006-02-03 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c (compile_program) <case 'y'>: Pass false to match_slash.
+
+2005-09-07 Paolo Bonzini <bonzini@gnu.org>
+
+ * lib/regcomp.c: Update from upstream.
+ * lib/regex.c: Update from upstream.
+ * lib/regex_.h: Update from upstream.
+ * lib/regex_internal.c: Update from upstream.
+ * lib/regex_internal.h: Update from upstream.
+ * lib/regexec.c: Update from upstream.
+
+2005-08-30 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/execute.c (reset_addresses): Never activate ADDR_IS_NUM_MOD
+ addresses.
+ * testsuite/modulo.good, testsuite/modulo.inp, testsuite/modulo.sed:
+ New.
+ * testsuite/Makefile.tests: Add new testcase.
+ * testsuite/Makefile.am: Add new testcase.
+ * testsuite/Makefile.in: Regenerate.
+
+2005-05-18 Maciej W. Rozycki <macro@linux-mips.org>
+
+ * configure.ac: Use a cache variable for the libcP test.
+ * configure: Regenerate.
+
+2005-05-16 Eero Hakkinen <eero17@bigfoot.com>
+
+ * sed/compile.c (snarf_char_class): Fix handling of
+ [^]xyz].
+
+2005-04-04 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/execute.c (process_files): Do not add a default
+ command-line in in-place editing mode.
+
+2005-02-10 Paolo Bonzini <bonzini@gnu.org>
+
+ * testsuite/Makefile.tests: Add new testcase.
+ * testsuite/Makefile.am: Add new testcase.
+ * testsuite/Makefile.in: Regenerate.
+ * testsuite/appquit.good, testsuite/appquit.inp,
+ testsuite/appquit.sed: New testcase.
+ * testsuite/readin.sed: Quit after the last r command.
+ * testsuite/readin.good: Adjust.
+ * sed/execute.c (execute_program): Dump the results of the
+ a/r/R commands just before quitting.
+
+2005-02-10 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/regexp.c: Fix off-by-one error in the "invalid reference
+ to subexpression" message. Debian bug 294339.
+
+2005-02-08 Paolo Bonzini <bonzini@gnu.org>
+
+ * lib/obstack.h: include config.h.
+
+2005-02-01 Paolo Bonzini <bonzini@gnu.org>
+
+ * doc/Makefile.am: Don't enable MAKEINFO_HTML and TEXI2HTML_HTML
+ rules unless BUILD_HTML.
+
+2005-01-25 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/regexp.c: Fix building on GCC 2.95 and earlier.
+
+2004-12-26 Paolo Bonzini <bonzini@gnu.org>
+
+ Do not use leftmost-longest matching for addresses.
+
+ * NEWS: Add a note about this.
+ * testsuite/recall2.good, testsuite/recall2.inp,
+ testsuite/recall2.sed: New test.
+ * testsuite/Makefile.am, testsuite/Makefile.tests: Add the
+ recall2 test.
+ * sed/sed.h (struct regex): New.
+ (struct addr, struct subst, compile_regex, match_regex,
+ release_regex): Use it instead of regex_t.
+ * sed/compile.c (compile_program): Update for new meaning of
+ the third parameter of compile_regex.
+ * sed/execute.c (do_subst): Pass less conservative value to
+ the regsize parameter of match_regex.
+ * sed/regexp.c (compile_regex_1): New, extracted out of
+ compile_regex. The third parameter, needed_sub, now includes
+ \0 (so 10 means that \0 .. \9 are needed). Pass RE_NO_SUB
+ if needed_sub is zero.
+ (compile_regex): Accept a struct regex instead of a regex_t.
+ Save the regular expression's text.
+ (match_regex): Accept a struct regex instead of a regex_t.
+ Recompile the pattern if it was compiled with RE_NO_SUB.
+ (release_regex): Accept a struct regex instead of a regex_t.
+
+ * doc/Makefile.am: Generate sed.texi correctly when
+ building outside srcdir.
+
+2004-12-26 Paolo Bonzini <bonzini@gnu.org>
+
+ * BUGS: Add section about [a-z] matching uppercase characters,
+ and other locale issues.
+ * doc/sed-in.texi [!PERL]: Likewise.
+
+2004-11-15 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/execute.c (str_append_modified): Copy the first character
+ when using \l or \u in a multi-byte configuration. Use
+ WCRTOMB instead of wcrtomb.
+ * sed/sed.h (WCRTOMB): New.
+
+2004-11-11 Paolo Bonzini <bonzini@gnu.org>
+
+ * tst-rxspecer.c: Do not mix instructions and
+ declarations.
+ * basicdefs.h: Include locale.h before #defining
+ gettext, to avoid breakage under Solaris.
+ * sed/sed.c: do not include locale.h.
+
+2004-11-03 Paolo Bonzini <bonzini@gnu.org>
+
+ * bug-regex11.c: Improve portability.
+ * bug-regex12.c: Improve portability.
+ * bug-regex13.c: Improve portability.
+ * bug-regex14.c: Improve portability.
+ * bug-regex21.c: Improve portability.
+ * bug-regex9.c: Improve portability.
+ * tst-boost.c: Improve portability.
+ * tst-pcre.c: Improve portability.
+ * tst-regex.c: Improve portability.
+ * tst-rxspencer.c: Improve portability.
+
+2004-10-08 Paolo Bonzini <bonzini@gnu.org>
+
+ * lib/utils.c (utils_id_s): Renamed to open_files.
+ (struct id): Renamed to struct open_file.
+
+2004-10-08 Jakub Jelinek <jakub@redhat.com>
+
+ * testsuite/Makefile.tests (bug-regex*, run-tests,
+ run-ptests): Use $(SED).
+ (version): Likewise; prepend $(SED) invocation with $(SEDENV).
+
+2004-08-16 Paolo Bonzini <bonzini@gnu.org>
+
+ *** Version 4.1.2 released.
+
+2004-08-06 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c (bad_command): Fix off-by-one error.
+ (snarf_char_class): Fix problem with [.....[] (i.e.
+ last char in class is a bracket.
+
+2004-06-30 Paolo Bonzini <bonzini@gnu.org>
+
+ *** Version 4.1.1 released.
+
+2004-06-29 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c (mark_subst_opts): Return int.
+ * sed/execute.c (open_next_file): Fix uninitialized
+ variable.
+
+2004-06-10 Paolo Bonzini <bonzini@gnu.org>
+
+ *** Version 4.1 released.
+
+2004-03-25 Paolo Bonzini <bonzini@gnu.org>
+
+ * lib/obstack.h: Get current version.
+
+2004-03-13 Paolo Bonzini <bonzini@gnu.org>
+
+ Exit as soon as possible on an I/O error, and with
+ a better error message.
+
+ * lib/utils.c (ck_mkstemp, ck_rename, ck_getline): New
+ functions. Save temporary files into utils_id_s.
+ (struct id): Add a field named temp.
+ (ck_fopen): Init the new temp field of struct id.
+ (panic): Unlink temporary files before exiting.
+ * sed/execute.c (read_file_line): Use ck_getline.
+ (closedown): Use ck_rename.
+ (open_next_file): Use ck_mkstemp.
+
+2004-01-20 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/sed.h (enum addr_state): New definition.
+ (enum addr_type): Remove ADDR_IS_NUM2.
+ (struct sed_cmd): Replace a1_matched with range_state.
+ * sed/compile.c (next_cmd_entry): Use range_state.
+ (compile_program): Death to ADDR_IS_NUM2. Compile
+ N,Mp as Np if N>=M.
+ * sed/execute.c (match_address_p): Rewritten. Handle
+ ADDR_IS_NUM here.
+ (match_an_address_p): Suit to new match_address_p.
+ (execute_program): Adjust to use range_state in `c'.
+ Handle addr_bang here.
+ (reset_addresses): Use range_state.
+
+ (struct input): New field "reset_at_next_file".
+ (read_pattern_space): Use it instead of "separate_files".
+ (process_files): Initialize it.
+
+2004-01-17 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/sed.h: Do not include wchar.h and wctype.h, and do
+ not include the alloca stuff.
+ * basicdefs.h: Move all that here.
+
+2004-01-15 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/regexp.c [REG_PERL]: Use REG_STARTEND instead of regexec2.
+
+2004-01-09 Paul Eggert <eggert@twinsun.com>
+ Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/sed.h (posixicity): New variable, replaces POSIXLY_CORRECT.
+ * sed/sed.c (main): Set it.
+ * sed/compile.c: Use it instead of POSIXLY_CORRECT.
+ * sed/execute.c: Use it instead of POSIXLY_CORRECT.
+ * doc/sed-in.texi: Document it and --posix.
+
+2004-01-05 Paul Eggert <eggert@twinsun.com>
+ Paolo Bonzini <bonzini@gnu.org>
+
+ * NEWS: Fix [\n] to match either backslash or n in POSIXLY_CORRECT mode.
+ * doc/sed-in.texi: Document this. Also, document regular expressions
+ a bit better overall, using terminology that's more similar to POSIX.
+ * sed/sed.h (enum text_types): New definition.
+ * sed/compile.c (normalize_text): Replace final parameter with one of
+ type normalize_text. If TEXT_REGEX and in POSIXLY_CORRECT mode,
+ grok character classes without replacing \n inside them.
+
+2004-01-03 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/execute.c (execute_program): print final line
+ after executing N, if not POSIXLY_CORRECT.
+
+2003-12-28 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c: fix "\\\n" in RHS of s command.
+ Reported by Mike Castle.
+ * testsuite/bkslashes.inp, testsuite/bkslashes.good,
+ testsuite/bkslashes.sed: New files.
+ * testsuite/Makefile.am, testsuite/Makefile.tests: Add
+ the bkslashes test.
+
+2003-12-16 Paolo Bonzini <bonzini@gnu.org>
+
+ *** Version 4.0b released.
+
+ * sed/mbcs.c: New file.
+ * sed/sed.h: Declare macros for mbcs.c.
+ * sed/compile.c: Use them.
+ (brlen): Moved to mbcs.c.
+ * sed/execute.c: Use them.
+ * sed/sed.c: call initialize_mbcs ().
+
+2003-12-14 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/regex.c (match_regex): fix memory leak.
+
+2003-11-27 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/execute.c (reset_addresses): leave addresses 0
+ and 0~STEP enabled.
+
+2003-11-15 Jakub Jelinek <jakub@redhat.com>
+
+ * sed/regex.c: Use fastmap.
+
+2003-09-21 Paolo Bonzini <bonzini@gnu.org>
+
+ *** Version 4.0a released.
+
+ * sed/execute.c (struct line): Add mbstate field.
+ (str_append): Keep mbstate up to date.
+ (str_append_modified): Likewise, and use towupper/towlower.
+ (line_init): Initialize mbstate.
+ (line_copy): Copy mbstate.
+ (line_append): Copy mbstate.
+
+2003-07-15 Stepan Kasal <kasal@ucw.cz>
+ Paolo Bonzini <bonzini@fnu.org>
+
+ Change the way we treat lines which are not terminated by a newline.
+ Such lines are printed without the terminating newline (as before)
+ but as soon as more text is sent to the same output stream, the
+ missing newline is printed, so that the two lines don't concatenate.
+
+ * sed/execute.c (output_file): Is now struct output; users adjusted
+ to access the fp field, call output_missing_newline before, and
+ call flush_output afterwards.
+ (read_file_line): Set line.chomped FALSE each time we encounter a
+ line without the newline terminator, no matter whether this is the
+ last input file or not, and no matter whether we are in
+ POSIXLY_CORRECT mode or not.
+ (output_missing_newline): New function which prints the suppressed
+ newline, if necessary.
+ (flush_output): New function for a common pattern.
+ (output_line): Use struct output, set its flag accordingly.
+ (dump_append_queue): Use `ck_fwrite' instead of output_line.
+ (do_list): Flush the output stream at the end.
+ (closedown): The code ``if(separate_files) rewind_read_files();''
+ (read_pattern_space): ... has been moved here.
+ (process_files): Don't do the default `p' at the end, ...
+ (execute_program): ... as this function is now responsible for it;
+ add the code to the end of the function and to the command `q';
+ the commands `d', `D' and `Q' thus no longer have to forge an empty
+ line.
+ (execute_program): Commands `c' and `i' no longer call the
+ function output_line with chomped==FALSE; instead, they chomp
+ the text and call the function with chomped==TRUE.
+ (execute_program): Command `e' no longer uses output_line; it
+ calls ck_fwrite directly. Commands `e', `L' and `=' flush
+ the output stream at the end.
+ * sed/compile.c (special_files): Use `struct output' instead of the
+ file name.
+ (get_openfile): ... special files are no longer copied to file_read
+ or file_write.
+ (fp_list): Move to sed.h (users adjusted) and rename as...
+ * sed/sed.h (struct output): ...this. New flag missing_newline
+ associated to the output stream.
+ (struct sed_cmd, struct subst): Use `struct output *' instead of mere
+ `FILE *'; adjust compile.c and execute.c.
+ * testsuite/noeolw.sed, testsuite/noeolw.good, testsuite/noeolw.1good,
+ testsuite/noeolw.2good: New tests
+
+2003-07-15 Stepan Kasal <kasal@ucw.cz>
+
+ * lib/utils.h, sed/sed.h: #include "basicdefs.h",
+ don't include it from various *.c files.
+ * sed/regex.c: Don't include regex.h as it's included via sed.h.
+
+2003-06-11 Paolo Bonzini <bonzini@gnu.org>
+
+ * lib/getline.c: Don't realloc with first param = NULL.
+
+2003-05-07 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/execute.c: Make treatment of ADDR_IS_NUM_MOD
+ simpler, and fix bugs in 0~5,+1
+ * sed/compile.c: Complain about addresses like 0
+ and 0,3 which are sources of misunderstandings.
+ Reported by Akim Demaille <akim@epita.fr>
+
+2003-03-25 Paolo Bonzini <bonzini@gnu.org>
+
+ *** Version 4.0.7 released
+
+ * sed/execute.c (append_replacement): Extract from
+ do_subst
+ (do_subst): Don't update count when a match was
+ skipped.
+ * testsuite/xbxcx3.good, testsuite/xbxcx3.sed,
+ testsuite/xbxcx3.inp: Regression tests
+
+2003-03-23 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/execute.c (do_subst): Fix several bugs with
+ numbered matches
+ * testsuite/numsub2.good, testsuite/numsub2.inp,
+ testsuite/numsub2.sed, testsuite/numsub3.good,
+ testsuite/numsub3.inp, testsuite/numsub3.sed,
+ testsuite/numsub4.good, testsuite/numsub4.inp,
+ testsuite/numsub4.sed, testsuite/numsub5.good,
+ testsuite/numsub5.inp, testsuite/numsub5.sed:
+ regression tests for the bugs
+
+2003-03-15 Paolo Bonzini <bonzini@gnu.org>
+
+ *** Version 4.0.6 released
+
+ * lib/mkstemp.c: Include sys/file.h if available for the
+ benefit of Ultrix
+
+2003-03-14 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c: Replace flagT with bool
+ * sed/execute.c: Replace flagT with bool
+ * sed/fmt.c: Replace flagT with bool
+ * sed/sed.c: Replace flagT with bool
+ * sed/regex.c: Replace flagT with bool
+
+2003-03-13 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c (compile_program): Understand parameter
+ of `v'.
+
+ * sed/sed.c (usage): Split help message into multiple
+ strings
+ (main): Don't understand -h and -V
+
+2003-03-12 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c (match_slash, snarf_char_class): More
+ multibyte character support
+ (brlen): New function
+ * testsuite/classes.good, testsuite/classes.inp,
+ testsuite/classes.sed: New files
+
+2003-03-10 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c (match_slash): Strip the \ in front of
+ slashes (so that the matcher sees x/ for s/x\///). Don't
+ match / and [ unless at the start of a character.
+
+2003-02-18 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/regex.c (compile_regex): // matches the last regular
+ expression even in POSIXLY_CORRECT mode.
+ * sed/compile.c (normalize_text): Treat multibyte character
+ sets correctly
+ (read_text): Don't swallow backslash sequences, run text
+ through normalize_text
+ (compile_program): Ditto for y command
+
+ * sed/compile.c (normalize_text): Add parameter that says
+ whether the text will be processed further to remove more
+ backslash escapes. Callers adjusted
+ (match_slash): Remove same parameter from here. Callers adjusted.
+
+2003-02-15 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/sed.h: Fix prototype for match_regex, declare re_registers
+ if REG_PERL
+ * sed/execute.c (do_subst): Use re_registers
+ * sed/regex.c (copy_regs): New function
+ [REG_PERL]: Use re_registers
+ [!REG_PERL]: Avoid using internal entry points, support pre-glibc
+ 2.3 regex for the sake of --without-included-regex.
+
+2003-01-04 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/sed.h: Move some stuff from here...
+ * sed/basicdefs.h: ...to here
+ * lib/utils.c (ck_fopen): Add FAIL parameter
+ * lib/utils.h: Adjust parameter
+ * sed/compile.c, sed/execute.c, sed/sed.c: Adjust callers
+
+ * sed/basicdefs.h: Add TRUE/FALSE
+ * sed/compile.c, sed/execute.c, sed/sed.c: Use them
+ * sed/fmt.c: Do not redefine them
+
+2003-01-02 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/sed.c: Bump copyright year
+
+2002-12-24 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/sed.c: Use bindtextdomain
+ * sed/basicdefs.h [__EMX__]: Define initialize_main
+ * lib/getline.c [__EMX__]: Strip trailing CR
+
+ * sed/regex.c: Don't use N_ on the lines that define
+ error messages, some compilers complain.
+
+2002-12-18 Paolo Bonzini <bonzini@gnu.org>
+
+ *** Version 4.0.5 released
+
+ * sed/compile.c: Don't use N_ on the lines that define
+ error messages, some compilers complain.
+
+2002-12-16 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c: Improvements to some error messages;
+ `a', `i', `l', `L', `r' accept two addresses except in
+ POSIXLY_CORRECT mode.
+
+2002-12-14 Paolo Bonzini <bonzini@gnu.org>
+
+ * lib/regex_internal.c: Fix problem on non-glibc
+ systems, from Jakub Jelinek
+ * lib/regex.c (RE_ENABLE_I18N): Conditionalize on
+ HAVE_MBRTOWC and HAVE_WCRTOMB.
+ * lib/getline.c: Fix compilation on non-glibc system
+ * lib/snprintf.c: Fix compilation on non-glibc system
+ * lib/basicdefs.h [P_]: Make more portable
+
+2002-12-12 Paolo Bonzini <bonzini@gnu.org>
+
+ *** Version 4.0.4 released
+
+2002-11-21 Paolo Bonzini <bonzini@gnu.org>
+
+ *** Version 4.0.3 released
+
+2002-11-19 Paolo Bonzini <bonzini@gnu.org>
+
+ *** Version 4.0.2 released
+
+2002-11-05 Paolo Bonzini <bonzini@gnu.org>
+
+ *** Version 4.0.1 released
+
+2002-10-23 Paolo Bonzini <bonzini@gnu.org>
+
+ *** Version 4.0 released
+
+2002-10-28 Paolo Bonzini <bonzini@gnu.org>
+
+ * lib/utils.c: Don't fail for EBADF in fflush
+ * src/sed.c: the_program is now a global
+
+2002-10-19 Paolo Bonzini <bonzini@gnu.org>
+
+ * src/sed.c: Print GNU sed in --version for GNU sed,
+ and super-sed for super-sed (thanks to Bruno Haible)
+
+2002-10-17 Paolo Bonzini <bonzini@gnu.org>
+
+ *** Version 3.96 released
+
+2002-10-16 Isamu Hasegawa <isamu@yamato.ibm.com>
+
+ * src/execute.c (execute_program): Multibyte 'y'
+ * src/compile.c (compile_program): Likewise
+ * src/sed.h: Likewise
+
+2002-10-08 Paolo Bonzini <bonzini@gnu.org>
+
+ *** Version 3.95 released
+
+2002-07-15 Paolo Bonzini <bonzini@gnu.org>
+
+ * src/sed.h: rfile --> fname, wfile --> fp
+ * src/compile.c (compile_command): Parse 'R' like 'w', use
+ separate lists for file read and file write
+ * src/compile.c (get_openfile): New name of get_writefile
+ * src/compile.c (rewind_read_files): New function
+ * src/sed.h: Declared here
+ * src/execute.c (closedown): And called here
+ * src/execute.c (append_queue): Added 'free' field
+ * src/execute.c (execute_program): Implement 'R'
+
+2002-06-09 Paolo Bonzini <bonzini@gnu.org>
+
+ * src/execute.c (do_subst): Replaced flag was set on every
+ regexp match, while the first matches should not set it
+ for s///N.
+
+2002-06-08 Paolo Bonzini <bonzini@gnu.org>
+
+ * src/compile.c (compile_file): Open the script in text mode
+ * lib/utils.c (utils_fp_name): Shorten the output
+ * lib/utils.c (ck_fread, ck_fwrite, ck_fflush): Clearerr
+ after printing an error.
+ * lib/utils.c (ck_fclose): Work on stdout as well if stream == NULL
+ and flush before closing to check for errors
+
+2002-05-30 Paolo Bonzini <bonzini@gnu.org>
+
+ * src/compile.c (compile_program): Implement W
+ * src/execute.c (execute_program): Likewise
+
+2002-04-23 Paolo Bonzini <bonzini@gnu.org>
+
+ * src/sed.c (usage, main): Parse -s
+ * src/sed.h (separate_files): New variable
+ * src/execute.c (separate_files): New variable
+ * src/execute.c (reset_addresses): New function to make range
+ addresses work separately on each file when using in-place
+ editing
+ * src/execute.c (execute_program): The `n' and `N' use test_eof
+ so that the script restarts at end of file, not at end of input
+ * src/execute.c (test_dollar_EOF): Make $ work separately
+ on each file when using -s; renamed to test_eof
+
+2002-02-28 Paolo Bonzini <bonzini@gnu.org>
+
+ * src/sed.h (struct sed_cmd): exit_status -> int_arg
+ * src/compile.c: Likewise
+ * src/execute.c: Likewise
+
+ * src/compile.c (compile_command): Parse `l' like
+ `q' and `Q'; default for int_arg is -1
+ * src/execute.c (do_list): New argument, used instead
+ of lcmd_out_line_len
+ (execute_program): Interpret int_arg for the `l' command;
+ return 0 for `q' and `Q' if int_arg is -1
+
+ * src/fmt.c: New file, looted from GNU textutils
+ * src/compile.c: Parse `L'
+ * src/execute.c: Execute `L'
+
+2002-02-14 Paolo Bonzini <bonzini@gnu.org>
+
+ * src/execute.c (str_append_modified): Fixed a stupid
+ bug (stop condition was *start == *end, meant to be
+ start == end)
+
+2002-02-05 Paolo Bonzini <bonzini@gnu.org>
+
+ * lib/utils.c: Added directory parameter to
+ temp_file_template
+ * lib/utils.h: Adjusted
+ * src/execute.c: Adjusted
+
+2002-01-29 Paolo Bonzini <bonzini@gnu.org>
+
+ * src/compile.c (mark_subst_opts): Signal an error if
+ there are multiple g or p options
+ * src/compile.c (compile_program): Raise appropriate
+ error if second string in y command is longer than
+ first (used to be "excess junk after command")
+
+2001-12-31 Paolo Bonzini <bonzini@gnu.org>
+
+ * lib/getline.c: Strip the terminating \r under Windows
+ or MS-DOS.
+
+ * testsuite/xemacs.sed, testsuite/xemacs.inp,
+ testsuite/xemacs.good: Submitted by John Fremlin
+ (john@fremlin.de)
+
+2001-12-27 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/execute.c (do_subst): Flags in optimized s/^xx/
+ commands were discarded (see the change below)
+
+2001-12-19 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/execute.c (resize_line): Limit inactive space to two
+ thirds of a buffer
+ * sed/execute.c (line_init): Initialize buf->active
+ * sed/execute.c (str_append, str_append_modified, line_copy,
+ do_list, do_subst, execute_program, process_files): Operate
+ on active space
+
+ * sed/execute.c (do_subst): Optimize s/^xx// by making a part
+ of the buffer inactive and s/xx$// by truncating it.
+ * sed/execute.c (execute_program): Optimize D by making a part
+ of the buffer inactive
+
+ * testsuite/uniq.sed, testsuite/uniq.inp, testsuite/uniq.good:
+ added to test P and D commands.
+ * testsuite/fasts.sed, testsuite/fasts.inp, testsuite/fasts.good:
+ added to test the new optimization done on the `s' command.
+
+2001-12-17 Paolo Bonzini <bonzini@gnu.org>
+
+ * testsuite/dc.inp: Also compute Easter of 2002 :-)
+
+ * sed/execute.c [!HAVE_FCHMOD]: Don't chmod the output file
+ if working in-place
+
+2001-11-12 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/sed.h (struct sed_cmd): a1 is a pointer too
+ * sed/compile.c: Likewise
+ * sed/execute.c: Likewise
+
+ * sed/compile.c: Use obstacks
+ * sed/execute.c: Likewise
+
+2001-11-09 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c (mark_subst_opts): Parse option `e',
+ preserve two occurrences of the `e' and `p' options.
+ * sed/execute.c (do_subst) [HAVE_POPEN]: Interpret option
+ `e' (evaluate, like Perl's but uses Bourne shell).
+ * sed/sed.h (struct subst): Add an `eval' flag.
+
+ * sed/compile.c (compile_program): Compile command `e'
+ like `c'.
+ * sed/execute.c (execute_program): Execute command `e'.
+
+2001-09-25 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c (get_writefile) [!POSIXLY_CORRECT]:
+ support /dev/stdout
+ * sed/execute.c (open_next_file, closedown): Support
+ in-place editing
+ * sed/execute.c (backup_file_name): New function to
+ support in-place editing
+ * sed/main.c (usage, main): Parse -i.
+ * sed/utils.c: Moved to lib directory
+
+ * lib/utils.c (temp_file_template): New function.
+ * sed/utils.h: Declared temp_file_template.
+
+2001-09-05 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/execute.c (do_subst): `baaac', if passed through
+ s/a*/x/g, gave `xbxxcx' rather than `xbxcx' (because an
+ empty string matched before the `c'. Fixed.
+
+ * sed/execute.c: Removed mmap support, I/O is done using
+ getline (slower but more bug-proof).
+ * sed/utils.c: Likewise.
+ * lib/getline.c: New file
+
+2001-03-22 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c (normalize_text) [POSIXLY_CORRECT]: Enable
+ escapes in modes other than BRE.
+
+2001-03-21 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c (normalize_text): Support \XXX in Perl mode,
+ \oXXX in non-Perl mode.
+
+2001-03-18 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c (compile_program): Fixed missing break when
+ compiling 'q' and 'Q'.
+
+ * sed/compile.c (check_final_program): Removed now spurious
+ call to compile_regex
+ * sed/regex.c (compile_regex): Don't track the last compiled
+ regex
+ * sed/regex.c (execute_regex): Track here the last compiled
+ regex
+
+2001-03-02 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c (setup_replacement): Support \[lLuUE] like
+ Perl and vi.
+ * sed/compile.c (new_replacement): Accept new parameter
+ to support \[lLUuE].
+ * sed/sed.h (enum replacement_types): New declaration
+ * sed/execute.c (do_subst): Use new function str_append_modified
+ to apply the changes required via \[lLUuE].
+ * sed/execute.c (str_append_modified): New function
+
+2001-03-02 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c (setup_replacement): Count the number of backreferences
+ that the RHS needs
+ * sed/regex.c (compile_regex): Check if there is a sufficient number
+ of backreferences (new argument needed_sub replaces nosub)
+ * sed/compile.c (compile_address, compile_program,
+ check_final_program): Callers adjusted
+
+2001-02-08 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c (compile_program): Added `Q' (quit without output)
+ * sed/execute.c (execute_program): Ditto
+
+ * sed/compile.c (compile_program): Fill in exit_status for `q' and `Q'
+ * sed/execute.c (execute_program): Return -1 for `go on', 0..255
+ to set the exit status
+ * sed/execute.c (process_files): Interpret new convention for
+ execute_program, return sed's exit code
+ * sed/sed.c (main): Return process_files's exit code
+ * sed/sed.h (struct sed_cmd): Declare exit_status
+
+2001-01-07 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c (compile_program): Added `T' (branch if failed)
+ * sed/execute.c (shrink_program, execute_program): Ditto
+
+2001-01-04 Paolo Bonzini <bonzini@gnu.org>
+
+ * testsuite/Makefile.am: Use automake's implementation
+ of `make check'. Removed the test targets
+ * testsuite/Makefile.tests: Moved the test targets here
+ (new file).
+ * testsuite/runtest: New file
+
+ * testsuite/Makefile.tests: `khadafy' test uses EREs.
+
+ * testsuite/spencer.inp: Removed the ^* test
+
+ * testsuite/spencer.sh: Don't rely on awk; more comments too
+
+2001-01-03 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c(snarf_char_class) [REG_PERL]: Don't parse
+ `\n' specially
+ * sed/compile.c(match_slash) [REG_PERL]: Ditto
+
+ * sed/compile.c(read_text) [REG_PERL]: Support [xX] modifiers
+ * sed/compile.c(mark_subst_opts) [REG_PERL]: Ditto
+
+2000-12-21 Paolo Bonzini <bonzini@gnu.org>
+
+ * lib/snprintf.c [BOOTSTRAP]: Don't include stdio.h
+ * lib/strerror.c [BOOTSTRAP]: Don't include stdio.h
+ * sed/execute.c [!HAVE_ISATTY]: Don't buffer stdin
+
+2000-12-11 Paolo Bonzini <bonzini@gnu.org>
+
+ * sed/compile.c(mark_subst_opts): Support [mMsS] flags
+ * sed/compile.c(read_text): Support [MS] flags for
+ addresses
+ * sed/regex.c(compile_regex): Support arbitrary flags for
+ regncomp.
+
+ * sed/regex.c(compile_regex) [REG_PERL]: Don't call
+ normalize_text.
+
+2000-12-08 Paolo Bonzini <bonzini@gnu.org>
+
+ * basicdefs.h: Moved here from the `sed' subdirectory.
+
+ * configure.in: Removed crap to pick a regex engine.
+ Added snprintf to the AC_REPLACE_FUNCS call.
+
+ * lib/snprintf.c: New file.
+
+ * sed/regex.c(compile_regex): Use regncomp
+ * sed/regex.c(match_regex): Use regexec2
+
+ * sed/compile.c(compile_program): Implemented the `v' command.
+
+ * sed/sed.c(main): Implemented the `r' and `R' options
+
+ * sed/sed.h: Replaced use_extended_syntax_t with
+ extended_regexp_flags to support Perl regular expressions.
+
+ * sed/execute.c(open_next_file): Don't mmap stdin (because
+ we cannot seek into it, so a redirected stdin's contents
+ would not be "eaten" by sed)
+
+Mon Aug 30 23:40:08 PDT 1999 Ken Pizzini <ken@gnu.org>
+
+ *** Version 3.02.80 released
+
+ * sed/execute.c(do_subst): lib/regex.c(re_search_2) seems to
+ want one extra backreference register; humor it.
+
+ * sed/regex.c(compile_regex): work around some odd assumptions
+ that lib/regex.c(re_compile_pattern) makes about our desired
+ RE syntax.
+
+ * configure.in: tweaked version to 3.02.80; added new entries
+ to the ALL_LINGUAS definition.
+
+ * doc/sed.1, doc/sed.texi, BUGS: explicitly request the output
+ of sed --version in bug-reporting instructions.
+
+ * doc/sed.texi: the old "informal seders list" is dead; document
+ the new sed-users mailing list instead (under Other Resources).
+
+
+Thu Aug 19 23:27:54 PDT 1999 Ken Pizzini <ken@gnu.org>
+
+ * sed/sed.h: Add explicit #include of "regex-sed.h" (rather
+ than relying on parent file doing so); change the "cmd_regex"
+ member of sed_cmd: make it a pointer (instead of a struct),
+ and change its name to cmd_subst; add prototypes for newly
+ exported functions bad_prog(), normalize_text(), compile_regex(),
+ match_regex(), and release_regex(); drop rx_testing variable.
+
+ * sed/compile.c: move the compile_regex() function to regex.c;
+ export bad_prog() and normalize_text() functions; eliminate the
+ rx_testing debris; rename the NOLEAKS symbol to more descriptive
+ DEBUG_LEAKS; make cmd_regex to cmd_subst fixes (see above);
+ make use of newly abstracted release_regex() function.
+
+ * sed/execute.c: abstract out the regex matching to
+ regex.c:match_regex(); NOLEAKS to DEBUG_LEAKS change;
+ cmd_regex to cmd_subst structure member name change.
+
+ * sed/execute.c(do_subst): use re_registers/regoff_t instead of
+ regmatch_t to hold the backreference registers, make "offset"
+ always be relative to the beginning of the string (rather than
+ a delta from "start"), defer some matching bookkeeping (e.g.,
+ not_bol_p) to match_regex().
+
+ * sed/sed.c(main): loose rx_testing variable; NOLEAKS
+ (aka DEBUG_LEAKS) code attempting to release
+ _nl_current_default_domain is problematic, so omit it.
+
+ * sed/regex.c: new file --- abstracts out the interface to the
+ regex engine so that less conditional code is required in
+ compile.c and execute.c, and so as to make a change of engine
+ easier; implements compile_regex() (which looks an awful lot
+ like the one that used to live in compile.c), match_regex(),
+ and (if DEBUG_LEAKS is set) release_regex().
+
+Sun Apr 18 04:40:46 PDT 1999 Ken Pizzini <ken@gnu.org>
+
+ * sed/sed.c(main): conditionalize calls to setlocale() and
+ textdomain() to only occur if their support is needed/wanted.
+
+Sun Apr 18 03:01:46 PDT 1999 Ken Pizzini <ken@gnu.org>
+
+ * bootstrap.sh: "foo || bar && baz" was not grouping like I
+ expected ("foo || (bar && baz)") under at least one shell,
+ so change the test for a pre-existing config.h file to an
+ if statement.
+
+ * bootstrap.sh: added -DUSE_REGEX_GNU_H option to the
+ compiler invocation, to ensure that we get a usable
+ regex library included.
+
+Sun Apr 18 02:59:42 PDT 1999 Ken Pizzini <ken@gnu.org>
+
+ * sed/sed.h, sed/utils.c: conditionalized inclusion of <libintl.h>
+ to occur only if ENABLE_NLS is defined.
+
+Sun Apr 18 01:48:45 PDT 1999 Ken Pizzini <ken@gnu.org>
+
+ * sed/compile.c(xofa,normalize_text,convert_number): change
+ name of xofa() function to convert_number(); change semantics
+ to do all of the work of the text->number conversion.
+
+ * sed/compile.c(normalize_text): add new \dDDD decimal
+ and \oOOO octal escapes.
+
+Sun Mar 28 21:05:07 PST 1999 Ken Pizzini <ken@gnu.org>
+
+ * sed/sed.c(main): if NOLEAKS is set, free up a word that
+ the call to textdomain() allocated.
+
+ * sed/execute.c(read_file_line): plug up (minor) memory leak:
+ if buffer.alloc==0 we may have malloc()'d 1 byte anyway,
+ so be sure to FREE(buffer.text) before calling line_init();
+
+Fri Mar 26 16:52:10 PST 1999 Ken Pizzini <ken@gnu.org>
+
+ * sed/compile.c(match_slash): somewhere between 3.02
+ and 3.02a we lost the ability to use a newline as
+ the s/// delimiter; restore this ability.
+
+ * sed/compile.c(compile_regex): forget about trying
+ to cache the compiled form of the last RE --- it
+ causes more problems than its worth. We now only
+ cache the source form.
+
+ * testsuite/help.good: update to reflect output containing
+ new options.
+
+Sun Dec 6 00:51:23 PST 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed/utils.c(ck_fwrite): fix i18n bug of using a printf
+ fragment of "item%s" to handle plural text.
+
+Mon Nov 23 11:03:40 PST 1998 Ken Pizzini <ken@gnu.org>
+
+ * doc/sed.1, doc/sed.texi: ran ispell over these
+ files to catch the more obvious typos...
+
+Sun Nov 1 00:09:07 PST 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed/execute.c(do_list): make a `lcmd_out_line_len'
+ (--line-length) of zero mean "infinite length",
+ i.e., "never wrap".
+
+Sat Oct 31 23:06:50 PST 1998 Ken Pizzini <ken@gnu.org>
+
+ * execute.c(match_an_address_p,process_files),
+ compile.c(compile_program): back out the "zero-address"
+ changes of 1998-09-27. It was a neat idea, but there are
+ too many dark corners which don't work well. The
+ special code for handling line ranges starting at
+ address zero (from 1998-08-31) are still there though:
+ this seems to work fine with no surprises.
+
+Sat Oct 31 22:18:59 PST 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed/sed.c, sed/sed.h, sed/execute.c: added new
+ `lcmd_out_line_len' variable. (Idea suggested by
+ Carlos J. G. Duarte <l38076@alfa.ist.utl.pt>.)
+ Also added ATOI macro (which uses strtoul() if available,
+ with fall-back to atoi()).
+ * sed/sed.c(main): attempt to use COLS environment variable
+ to set a reasonable `lcmd_out_line_len'; added -l/--line-length
+ command-line options to set the new `lcmd_out_line_len' flag.
+ * sed/sed.c(usage): documented new -l/--line-length options.
+ * sed/execute.c(do_list): use `lcmd_out_line_len' variable
+ instead of `LCMD_OUT_LINE_LEN'.
+ * sed/execute.c: deleted now obsolete LCMD_OUT_LINE_LEN define.
+ * configure.in: added strtoul to the AC_CHECK_FUNCS call.
+
+Sat Oct 31 21:37:17 PST 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed/sed.c, sed/sed.h, sed/execute.c: added new `force_unbuffered'
+ flag. (Idea suggested by Frank Strauss <strauss@escape.de>.)
+ * sed/sed.c(main): added -u/--unbuffered command-line options
+ to set the new `force_unbuffered' flag.
+ * sed/sed.c(usage): documented new -u/--unbuffered options.
+ * sed/execute.c: changed the name of the `is_tty' flag in struct
+ input to a more generic `no_buffering'; also removed HAVE_ISATTY
+ conditional on this member.
+ * sed/execute.c(slow_getline): removed HAVE_ISATTY conditonal
+ compilation of this function.
+ * sed/execute.c(output_line): if force_unbuffered is set,
+ then force a fflush() even if writing to stdout.
+ * sed/execute.c(open_next_file): added handling of the
+ new `force_unbuffered' flag so that slow_getline()
+ will always be used for input.
+ * sed/execute.c(read_file_line): changed the (conditionally
+ compiled) test of `input->is_tty' to (unconditionally)
+ use the new spelling `input->no_buffering'.
+
+Thu Oct 15 12:08:09 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * configure.in: deleted AC_ARG_PROGRAM call; this is already
+ done for us by AM_INIT_AUTOMAKE, and we were winding up
+ with a doubled-transform.
+
+Sun Sep 27 01:42:42 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * compile.c(compile_program): remove special-case code for matching
+ address range with a `0' beginning.
+
+ * compile.c(compile_address): change default addr_number to
+ be a pragmatically impossible countT value, instead of zero.
+
+ * execute.c: spell macro REGNEXEC() unconditionally instead of
+ playing with conditional definition of regnexec() macro.
+
+ * execute.c(match_an_address_p): added third argument (and changed
+ callers in match_address_p). Added special code to ignore
+ non-numeric matches when processing "line zero".
+
+ * execute.c(process_files): added a "line zero" pass through the
+ commands script.
+
+Sun Sep 27 00:20:53 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * compile.c(xofa,normalize_text): new functions.
+ * compile.c(compile_regex): cache last_compiled_re (with its
+ associated flags); add POSIXLY_CORRECT behavior for empty RE.
+ Make use of the new normalize_text() function.
+ * compile.c(setup_replacement): Make use of the new normalize_text()
+ function.
+
+Sat Sep 26 22:59:13 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * lib/regex-gnu.h: added missing prototype for regncomp().
+
+Mon Sep 14 20:47:23 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed/sed.c(main): use EXIT_SUCCESS instead of 0, in case
+ we are built on a system (such as VMS) where EXIT_SUCCESS
+ is distinct from 0.
+
+Wed Sep 9 22:17:28 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed/Makefile.am: added -I../intl the INCLUDES line; if we are
+ building in a directory outside the source tree and the system
+ we are building on does not have a <libintl.h> header, then
+ the build was failing, because libintl.h is a build-time
+ constructed source file.
+
+ * configure.in: tweaked version to be 3.02b.
+
+Wed Sep 9 19:28:14 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ *** Version 3.02a released
+
+ * sed/compile.c(mark_subst_opts,read_label,compile_program):
+ wherever we accept a ; as a command terminator, also allow a } or
+ a # to appear. (This allows for less cluttered-looking scripts,
+ such as: sed '/foo/{x;G}' (instead of: sed '/foo/{x;G;}').)
+
+Wed Sep 9 18:17:07 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed/compile.c(compile_regex): use regncomp() instead
+ of regcomp(), so that a script with NULs in its REs
+ will work in the expected manner.
+
+ * sed/compile.c(ADDNUL,REGNCOMP): added support macros
+ for above.
+
+ * lib/regex.c(regncomp,regcomp): added regncomp() and
+ made regcomp() a simple wrapper function.
+
+Mon Aug 31 21:48:30 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed/sed.c(compile_program): if the first address of
+ a range is the number 0 (or a 0~N sequence), start
+ out in the "a1_matched" state. This allows one
+ to match an initial chunk of a file without undue
+ convolutions for handling the case where the match
+ for the end of the sequence happens to be the first
+ line.
+
+Sun Aug 16 03:34:25 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed/compile.c(snarf_char_class,match_slash): simplify
+ handling of "premature newline" error. Also, get the
+ line number right in the error message if we encounter
+ a "premature newline" during char-class snarfing.
+
+Sun Aug 16 02:59:20 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed/compile.c: added N_() markers and corresponding gettext()
+ (er, _()) calls.
+
+ * Merged in i18n contribution from Erick Branderhorst
+ <Erick.Branderhorst@asml.nl>. His ChangeLog entry
+ for the changes I've incorporated so far:
+
+1998-07-24 Erick Branderhorst <Erick.Branderhorst@asml.nl>
+ * configure.in (ALL_LINGUAS, AM_GNU_GETTEXT): nl
+ * sed/{sed.h,utils.c}: #include <libintl.h> #define _(String)
+ gettext (String)
+ * sed/sed.c: #include <locale.h>
+ * po/POTFILES.in: sed/{compile,execute,sed,utils}.c
+ * run gettextize -f
+ * acconfig.h: #undef LOCALEDIR ENABLE_NLS HAVE_CATGETS
+ HAVE_GETTEXT HAVE_LC_MESSAGES HAVE_STPCPY
+
+Fri Aug 14 13:52:57 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * Merged code from 3.02 with a branched development
+ tree from late May; the following (out-of-order)
+ changelog entry is from the branched tree.
+
+Sat May 30 12:23:16 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed/compile.c, sed/execute.c: added (conditional on NOLEAKS macro)
+ code to free all dynamically allocated memory.
+
+ * sed/sed.c, sed/compile.c, sed/execute.c: much shuffling
+ of code --- ordered functions such that no forward
+ declarations are necessary, and placed all static prototypes
+ immediately before the actual function definition.
+ This accomplished two things: first, I find the new ordering
+ a more natural way to read the code than the previous
+ ordering, and second, the new ordering give the compiler
+ a better opportunity to discover inlining possibilities.
+ (The odd "prototype declaration+old-style definition"
+ style is used because I feel it is the least ugly way
+ of supporting K&R1 C while still getting the benefit of
+ prototypes when they are available.)
+
+ * sed/basicdefs.h: added MEMCPY() macro to hide the VCAST()s
+ that ought to be used with memcpy().
+
+ * sed/execute.c: Change calls to memcpy() to go through the
+ new MEMCPY() macro. Various prototypes: elide variable name
+ if it does not add any human-useful documentary information
+ to the bare type.
+
+ * sed/sed.c(main): Updated calls to compile_string() to add third
+ (length) argument. Changed call to obsolete close_all_files()
+ to a call to the new finish_program().
+
+ * sed/sed.c(map_file): Attempt to clean-up how "size" gets
+ cast and tested; remove spurious S_ISREG test (just let
+ mmap() fail if it doesn't support the underlying file type).
+
+ * sed/sed.c: Deleted old RX library stub declarations.
+
+ * sed/sed.c(map_file,unmap_file): added VCAST()s to the
+ mmap()/munmap() calls.
+
+ * sed/utils.c(ck_fclose): added support for ANSI C
+ functionality where passing a NULL argument means
+ to fclose() _all_ open streams. (Well, almost.
+ Only closes streams which were previously ck_fopen()ed,
+ as I don't care to figure out how to autoconf-detect
+ whether fclose(NULL) is properly supported on a given
+ platform.)
+
+ * sed/sed.h: Renamed `struct text_buf' member `text_len'
+ to `text_length'. Abstracted out `enum addr_types'
+ from `struct addr'; added new enum types num2,step,step_mod;
+ renamed mod to num_mod. De-unionized the regex,number,
+ {modulo-offset/step} components of `struct addr', in
+ anticipation of new features. Changed type of `a2' member
+ of `struct sed_cmd': now a pointer to save space.
+ Abstracted out `struct replacement' from `struct subst'.
+ Cleaned up declaration of `x' union of `struct addr'.
+ Fixed prototype for compile_string(). Replaced prototype
+ for old close_all_files() with one for new finish_program().
+
+ * sed/sed.h, sed/compile.c, sed/execute.c: changed to
+ simplify the data structures used for branches and
+ command blocks: simplified `struct vector'; made
+ `struct label' local to compile.c; `struct sed_cmd'
+ was modified to support a simpler design for branches
+ and blocks.
+
+ * sed/execute.c: Conditionally added ADDNUL() macro so that
+ the function call overhead is only incurred if nul_append()
+ _must_ be called. Made some commentary edits, including
+ typo fixes.
+ * sed/execute.c(resize_line): changed semantics of "len" argument
+ from "additional length" to "target length"; made
+ INITIAL_BUFFER_SIZE a minimum allocation length.
+ * sed/execute.c(str_append): adjusted to new resize_line()
+ semantics.
+ * sed/execute.c(line_copy): use FREE()+MALLOC() instead of
+ REALLOC() to avoid unnecessary copying of old text; add the
+ "try doubling first" allocation heuristic (just like
+ resize_line() does).
+ * sed/execute.c(line_exchange): new function.
+ * sed/execute.c(nul_append): make whole function (not just its
+ body) conditional on HAVE_REGNEXEC macro; adjust to new
+ resize_line() semantics.
+ * sed/execute.c(read_mem_line): use str_append() instead if
+ custom in-line code; compensate for new default of
+ "line.chomped = 0" in read_pattern_space() by setting
+ "line.chomped = 1" where appropriate.
+ * sed/execute.c(read_file_line): use different trigger to
+ determine that "buffer" is uninitialized, and do a full
+ initialization if required; use str_append() instead of custom
+ in-line code in two places; compensate for new default of
+ "line.chomped = 0" in read_pattern_space() by setting
+ "line.chomped = 1" where appropriate.
+ * sed/execute.c(output_line): don't bother calling ck_fwrite()
+ if length==0.
+ * sed/execute.c(release_append_queue): new function.
+ * sed/execute.c(dump_append_queue): use release_append_queue()
+ instead of in-line equivalent.
+ * sed/execute.c(read_pattern_space): conditionalize call to
+ dump_append_queue() for alleged performance reasons; changed
+ default "line.chomped" value to more common "1", and added an
+ assignment of "0" where this made a difference.
+ * sed/execute.c(match_an_address_p): deleted "is_addr2_p"
+ argument; reorder cases to match order in enum declaration; add
+ cases for new "addr_is_num2", "addr_is_step", and
+ "addr_is_step_mod" address types; alter nul_append() call to be
+ through ADDNUL() macro; fix to new struct member and enum
+ spellings in (formerly addr_is_mod); addr_is_num_mod case.
+ * sed/execute.c(match_address_p): remove oblsolete third argument
+ to calls to match_address_p(); alter references to sed_cmd
+ member a2 to reflect new pointer status; add new support for
+ a2->addr_type addr_is_step and addr_is_step_mod cases.
+ * sed/execute.c(do_subst): add NOLEAKS support logic; use
+ ADDNUL() wrapper to nul_append(); simplify replacement
+ expansion by using the new "struct replacement" data structure;
+ use line_exchange() function instead of custom in-line code.
+ * sed/execute.c(process_files): added NOLEAKS code.
+ * sed/execute.c(execute_program): updated implementations
+ of the `{', `}', `:', `b', and `t' commands; modified
+ `c' command gratuituosly; fixed potential memory
+ overrun in `D' command. Simplified how nonstandard
+ `loop increments' work. Use line_exchange() instead of
+ custom in-line code in 'x' case.
+ * sed/execute.c[EXPERIMENTAL_DASH_N_OPTIMIZATION conditional
+ code]: various modifications intended to keep this
+ code in sync with the new changes, but the code still
+ retains its previous bugs.
+
+ * sed/compile.c: use "exit(EXIT_FAILURE) instead of "exit(1)",
+ just in case we get compiled under VMS.
+ * sed/compile.c: Change type of prog_info.base to decrease needs
+ for casting; then elimiated the casts in question ;-).
+ * sed/compile.c: Added struct sed_label (moved from sed.h, then
+ modified).
+ * sed/compile.c: Removed "readit_p" flag from struct fp_list.
+ * sed/compile.c: Added module-global "blocks" variable.
+ * sed/compile.c: Extracted more error-message constant strings
+ to named variables.
+ * sed/compile.c(check_final_program): updated to
+ reflect new data structures and use new fucntions.
+ Added call to compile_regex() to release unneeded
+ memory.
+ * sed/compile.c: deleted obsolete new_vector() function;
+ abstracted new read_label() function; abstracted new
+ release_label() function; added new `blocks' module-static
+ variable.
+ * sed/compile.c(compile_program): updated implementations
+ of the `{', `}', `:', `b', and `t' commands; modified
+ initialization from NULL vector.
+ * sed/compile.c(compile_regex): added mechanism to
+ release memory consumed by the cached `last' RE.
+ * sed/compile.c(setup_jump,setup_label): updated
+ name (from setup_jump to setup_label) and prototype;
+ changed body to reflect data structure changes.
+ * sed/compile.c: Add OPEN_BRACE and CLOSE_BRACE macros for better
+ "vi" editing behavior.
+ * sed/compile.c(compile_filename,read_filename,get_writefile):
+ Replaced function compile_filename() with more orthogonal functions
+ read_filename(), get_writefile().
+ * sed/compile.c(compile_regex): Added ability to free the remembered
+ "last RE" in compile_regex (for benifit of "NOLEAKS" code).
+ * Made adjustments dictated by the change to struct sed_cmd which made
+ the a2 member a pointer-to-addr instead of an addr.
+ * sed/compile.c(setup_jump,read_label,setup_label,release_label):
+ Added functions read_label(), setup_label(), release_label(); deleted
+ function setup_jump().
+ * sed/compile.c(new_replacement,setup_replacement,release_replacement):
+ new functions.
+ * sed/compile.c: Adjusted to new spelling of text_buf member
+ ("text_length" instead of "text_len").
+ * sed/compile.c(new_vector): deleted function. (Due to new handling
+ of blocks, only one instance remained, and that one was just as
+ clear in-lined.)
+ * sed/compile.c(compile_string): Added third argument; it now
+ takes a counted string instead of a NUL-terminated string.
+ * sed/compile.c(compile_file): added variable "map_base" to
+ compensate for new type of prog_info.base.
+ * sed/compile.c(check_final_program): reflect new style of
+ handling blocks and struct sed_label.
+ * sed/compile.c(close_all_files,finish_program): replaced function
+ close_all_files() with more generic finish_program().
+ * sed/compile.c(read_text): added new feature: if first non-blank
+ character after the {a,i,c} command character is not "\", then
+ use the trailing text on that line as the (first) line of text.
+ Also added code conditional on NO_INPUT_INDENT to support the
+ "feature" of stripping leading blanks from each input line; I
+ do not read POSIX as permitting this behavior, nor do I think
+ it is a good idea, so it is disabled by default, but some have
+ argued that this blank-stripping is the "correct" behavior, so
+ I offer them the option of building their sed that way.
+ * sed/compile.c(compile_address): added xxx,+n and xxx,~n addressing;
+ simplified code.
+ * sed/compile.c(compile_program): added BAD_PLUS error detection;
+ adjusted to new cur_cmd->a2 pointer status; added addr_is_num2
+ detection; deleted pointless "a2->addr_number < a1.addr_number"
+ check (addr_is_num2 semantics handle this just fine); updated
+ code for '{', '}', ':', 'b', and 't' to reflect new design
+ of branch handling, including making use of new functions
+ related to the new design); added support for feature already
+ mentioned in read_text() where {a,i,c} commands are able to have
+ their text start on the same line as the command; changed some
+ error messages (hopefully for the better); localized variables
+ specific to individual commands (particularly 's' and 'y');
+ made use of new setup_replacement() function in 's' command.
+
+Mon Aug 10 19:58:49 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * doc/sed.texi, doc/sed.1: sedtut10.txt is apparently dead.
+ Deleted references to it and added a pointer to
+ http://seders.icheme.org/tutorials/. (Pointed out by
+ Joerg Heitkoetter <joerg@de.uu.net>.)
+
+Sat Aug 8 18:11:57 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * djgpp/config.btm: per request by Michel de Ruiter
+ <mdruiter@cs.vu.nl>, added "%1" to "%9" parameters.
+
+Mon Aug 3 11:44:55 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * doc/sed.texi: fix a couple of typos. (Submitted by
+ Alan Modra <alan@spri.levels.unisa.edu.au>.)
+
+Sat Aug 01 17:49:06 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ *** Version 3.02 released
+
+ * configure.in: Because of code change in 3.01a, bump the
+ minor revision number for the release (now 3.02).
+
+Sun Jul 26 16:07:55 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ *** Version 3.01a released
+
+ * sed/compile.c(snarf_char_class): the POSIX char-class
+ recognition loop forgot to update its concept of "prev"
+ as the loop progressed.
+
+ * testsuite/Makefile.am: The dependency of version.good
+ on [testsuite/]Makefile introduced in the previous
+ release was botched -- it referred to "Makefile"
+ as "$(srcdir)/Makefile, which of course doesn't work
+ if you aren't building in the source tree.
+
+ * djgpp/Makefile.am: add forgotten "config.btm" EXTRA_DIST
+ member.
+
+ * configure.in: update version.
+
+Tue Jul 21 06:04:42 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ *** Version 3.01 released
+
+ * configure.in: mark as release version!
+
+ * Makefile.am: add BUGS and THANKS to the EXTRA_DIST target.
+
+ * testsuite/Makefile.am: add dependency of version.good
+ on [testsuite/]Makefile.
+
+Mon Jul 20 12:38:10 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * djgpp/config.btm: New file to support the 4DOS alternative
+ to command.com. (Sumitted by Eli Zaretskii on behalf of
+ an anonymous 4DOS user.)
+
+Fri Jul 17 00:36:34 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ *** Version 3.01-beta18 released
+
+ * djgpp/config.sed: my "tweak" in beta17 was too
+ hastily considered. Back it out.
+
+ * configure.in: update to beta18.
+
+Wed Jul 15 01:02:15 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ *** Version 3.01-beta17 released
+
+ * djgpp/config.sed: tweak/simplify s,,, commands at end.
+
+ * configure.in: update to beta17.
+
+1998-07-14 Eli Zaretskii <eliz@is.elta.co.il>
+
+ * djgpp/config.sed: Edit all the occurences of = in the context of
+ --option=value, including in the help messages, into
+ --option:value, but leave DOS-style d:/foo/bar file names intact.
+
+ * djgpp/config.bat: Use --srcdir:foo instead of --srcdir=foo.
+
+ * testsuite/Makefile.am (help, version): Remove temporary files
+ explicitly, don't use shell wildcards, so it works under DOS 8+3
+ limits.
+
+Thu Jul 9 13:06:00 PDT 1998 16:51:43 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ *** Version 3.01-beta16 released
+
+ * djgpp/config.sed: tweak the configure script to use :
+ instead of = for --with-foo=bar option parsing, to
+ work around problems with how command.com handles =s.
+
+Wed Jul 8 16:51:43 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * djgpp/config.bat: correct inappropriate behavior that I
+ introduced in the beta13 changes (if first argument is
+ a directory, it needs to be handled as the --srcdir).
+
+ * testsuite/version.gin, testsuite/version.good, testsuite/Makefile.am:
+ Add target to automake to automatically update version.good
+ from (new file) version.gin, instead of hand-editing the version
+ number each release.
+
+ * testsuite/Makefile.am: miscellaneous gratuitious tweakage --
+ mainly adding $(RM) commands just because I didn't like
+ leaving the tmp* files from successful runs laying about.
+ Also some editorial comments.
+
+ * configure.in: update to beta16. Added and commented out
+ experiment with AC_OUTPUT() for testsuite/version.good.
+ Added code to properly handle bare (without =xxx)
+ "--with-regex" option.
+
+Sun Jul 5 21:02:16 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ *** Version 3.01-beta15 released
+
+ * sed/utils.c(ck_fflush), sed/utils.h, sed/execute.c(output_line):
+ add and use new ck_fflush() function.
+
+Sun Jul 5 15:23:47 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed/compile.c(bad_prog): add more detail to error
+ messages about -e strings.
+
+Sun Jul 5 14:29:45 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed/compile.c(mark_subst_opts), sed/execute.c(do_subst):
+ Define better semantics for interaction of the `g' flag
+ with a numeric flag to the s/// command. It used to
+ be that the `g' command siezed control; now the first
+ (number-1) matches are skipped and then `g' gets control
+ after that. (It is not clear whether this is a feature
+ sneaking in during late beta, or a bug fix; the changes
+ involved were trivial, so I decided to treat it as a bug
+ fix.)
+
+ * configure.in, testsuite/version.good: update to beta15.
+
+Sat Jul 4 09:54:45 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ *** Version 3.01-beta14 released
+
+ * sed/basicdefs.h, sed/compile.c, sed/execute.c:
+ per report by "Kaveh R. Ghazi" <ghazi@caip.rutgers.edu>,
+ copied the ISXXX macros from lib/regex.c so that
+ silly machines which require isascii() to be true
+ before the other isXXX() macros are valid will
+ still work.
+
+ * configure.in, testsuite/version.good: update to beta14.
+
+Thu Jul 2 23:46:13 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ *** Version 3.01-beta13 released
+
+ * configure.in, acconfig.h: set USE_REGEX_GNU_H symbol if we
+ are going to be using lib/regex.c.
+
+ * lib/Makefile.am, lib/regex.h, lib/regex-gnu.h, lib/regex.c:
+ rename lib/regex.h to lib/regex-gnu.h, so that those who
+ choose to use a different regex implementation will not
+ pick-up lib/regex.h when doing "#include <regex.h>".
+
+ * sed/regex-sed.h, sed/Makefile.am, sed/compile.c, sed/execute.c,
+ sed/sed.c: create sed/regex-sed.h which acts as a switch
+ to choose either lib/regex.h or the user-supplied <regex.h>,
+ depending on the value passed to configure's --with-regex=
+ option.
+
+Thu Jul 2 17:22:31 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * configure.in: if an alternative --with-regex= is given,
+ do an AC_CHECK_FUNCS(regnexec regexec) to ensure that
+ at least one of these functions is available. Also,
+ parallel changes for the default case.
+
+ * sed/execute.c, acconfig.h: retire use of the WITH_REGNEXEC
+ test macro in favor of HAVE_REGNEXEC test macro created
+ by above change.
+
+ * djgpp/config.bat: Play games to handle "install-sh",
+ DOS filename restrictions, GNU makefile default rules,
+ and getting a correct run of "configure" (contributed
+ by Eli Zaretskii <eliz@is.elta.co.il>).
+
+ * djgpp/Makefile.am, testsuite/Makefile.am, testsuite/Makefile.in,
+ Makefile.am, configure.in: Various automake targets
+ (such as distcheck) failed with old configuration.
+ The simplest solution was to just add these .am
+ files. (The testsuite/Makefile.in was just renamed to
+ testsuite/Makefile.am, then various redundant defines and
+ targets were deleted.) (Reported by Erick Branderhorst
+ <Erick.Branderhorst@asml.nl>.)
+
+ * testsuite/dc.good, testsuite/dc.inp: per suggestion from
+ Greg Ubben <gsu@romulus.ncsc.mil>, use base 16 output to
+ exercise even more of the dc.sed script.
+
+ * configure.in, testsuite/version.good: update to beta13.
+
+Sun Jun 28 16:21:02 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ *** Version 3.01-beta12 released
+
+ * doc/sed.texi: Avoid mixing @code and @samp markups together:
+ they look ugly in Info. Use @url and @email instead of @example.
+ Add indexes. (Basis of changes contributed by Eli Zaretskii.)
+
+ * djgpp/*, Makefile.am: add support for the DJGPP compiler,
+ contributed by Eli Zaretskii <eliz@is.elta.co.il>.
+
+ * dc.sed, testsuite/Makefile.in, testsuite/dc.inp, testsuite/dc.good:
+ added this remarkable script, written and contributed
+ by Greg Ubben <gsu@romulus.ncsc.mil>, both as a work of
+ art for general admiration, and also for use in regression
+ testing.
+
+ * configure.in, lib/Makefile.am: add --with-regex=regexlib
+ option, which overrides the use of lib/regex.c.
+
+ * configure.in, testsuite/version.good: update to beta12.
+
+Fri Jun 12 16:41:48 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ *** Version 3.01-beta11 released
+
+ * sed/compile.c: add module-static variables first_script
+ (for #n change below) and pending_text (for a/c/i change
+ below).
+
+ * sed/compile.c(compile_file), sed/compile.c(compile_program):
+ Instead of having #n trigger the -n option in *any file*,
+ have #n trigger the -n option only if they are the first
+ two bytes of the first script or script-file.
+
+ * sed/compile.c(compile_string), sed/compile.c(compile_file):
+ clear the first_script variable at end of these functions.
+
+ * sed/sed.h: tease out the struct text_buf declaration from
+ struct sed_cmd, so that a pointer to such can be passed
+ to new sed/compile.c(read_text) function.
+
+ * sed/compile.c(compile_program), sed/compile.c(read_text):
+ Tease out handling of text to a/c/i commands to new
+ read_text() function. Handle (via aid of pending_text
+ variable) texts which span more than one script/script-file
+ option. In particular, restore the ability to have this
+ work: sed -e '1i\' -e 'foo'
+
+ * sed/compile.c(check_final_program): close off any dangling
+ pending_text allocation.
+
+Thu Jun 11 11:17:46 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed/execute.c(do_subst): fixed two bugs: s/ */X/g was failing
+ to match the final empty string after the end of the pattern
+ space; and /^foo$/s/o/x/3p was printing, despite the failure
+ to do a substition.
+
+Fri Jun 5 04:40:24 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * configure.in: change the AC_ARG_WITH(regnexec, ...)
+ to be the more appropriate AC_ARG_ENABLE(regnexec, ...).
+
+ * configure.in, testsuite/version.good: update to beta11.
+
+Fri Jun 5 00:54:25 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ *** Version 3.01-beta10 released
+
+ * sed/execute.c: forgot to P_() the prototype and
+ old-style the declaration for bootstrap_memchr()!
+
+Thu Jun 4 18:42:30 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed/compile.c(snarf_char_class): added code to
+ recognize \n or \<newline> sequence within a
+ char-class as the newline character.
+
+Tue Jun 2 11:56:02 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * configure.in: added check for <sys/types.h> and
+ a AC_ARG_WITH(regnexec,...) check, to simplify use
+ of other regex libraries which have regexec() but
+ not regnexec(), with the corresponding loss of
+ functionality (regexps will not work right against
+ input lines which contain NULs).
+
+ * sed/execute.c: add nul_append() function, a #define
+ for a regnexec() -> regexec() macro (conditional on
+ the lack of the WITH_REGNEXEC symbol), and a couple
+ of calls to nul_append() (in match_an_address_p()
+ and do_subst()) to permit the use of the POSIX standard
+ regexec() function call instead of the suggested
+ regnexec() call.
+
+ * sed/compile.c, sed/execute.c, sed/sed.c: check for
+ <sys/types.h> and include it (before "regex.h") if
+ available. This makes it simpler to use the system's
+ regex library instead of the one in lib/regex.c, should
+ that be desired.
+
+Tue Jun 2 08:41:05 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed/basicdefs.h: define VCAST macros to allow sed to
+ compile on systems which predate the definition
+ of "void *", and yet still get feedback about
+ stupid programming errors from systems which *do*
+ know about "void *"s. Also define MALLOC, REALLOC,
+ MEMDUP, and FREE macros to keep under control the
+ degree of code ugliness which would otherwise be
+ introduced in making use of the VCAST macro.
+
+ * sed/compile.c, sed/execute.c, sed/sed.c, sed/utils.c:
+ pervasively use the new VCAST, MALLOC, REALLOC, MEMDUP,
+ and FREE macros wherever appropriate.
+
+ * sed/utils.c, sed/utils.h: correct type of first arguments
+ to ck_fread() and ck_fwrite() to be [const] VOID *.
+
+ * sed/basicdefs.h, sed/execute.c: protect against
+ the rumored systems which stupidly #define __STDC__ 0.
+
+ * testsuite/help.good, testsuite/Makefile.in: make
+ the ``help'' test insensitive to the spelling of
+ the executable's name. Also, enhanced `make clean'
+ target.
+
+ * doc/sed.texi, doc/sed.1: correct documentation of `q'
+ command; fix typos.
+
+ * configure, testsuite/version.good: update to beta10.
+
+Sat May 30 17:28:00 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ *** Version 3.01-beta9 released
+
+ * Makefile.am: make testsuite a normal SUBDIR.
+
+ * configure.in: discontinue using AC_ISC_POSIX --
+ check for -lcposix library instead; added
+ testsuite/Makefile to AC_OUTPUT list.
+
+ * lib/memmove.c(memmove): fixed wrong sense used
+ for HAVE_BCOPY test.
+
+ * sed/execute.c: checked more specifically for a version
+ of gcc which supports __attribute__ (i.e., >= 2.7).
+
+ * testsuite/*: renamed files to fit 14 char limit.
+
+ * testsuite/Makefile, testsuite/Makefile.in: Makefile
+ renamed to Makefile.in and then modified so that
+ "make -j check" from top directory will work.
+
+ * testsuite/subwrite.sed, testsuite/writeout.sed: changed
+ file name of the "w" command to be consistent with the
+ new naming used in testsuite/Makefile.in.
+
+ * doc/sed.1, doc/sed.texi: fixed some typos, formatting
+ glitches, and poor wordings.
+
+Sat May 30 04:02:29 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * configure.in: specify that config.h is to be derived
+ from config_h.in in order to avoid the braindead
+ DOS filesystem limitations.
+
+Fri May 29 21:56:30 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed/compile.c(compile_address), doc/sed.texi: gave
+ a better definition to the meaning of N~0 address
+ forms -- N~M addresses now mean that lines match
+ when there exists a non-negative x such that
+ lineno == N+x*M.
+
+Fri May 29 12:07:38 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed/compile.c(compile_address),
+ sed/execute.c(match_an_address_p): update semantics of
+ N~M address form: now N is the first line which will
+ match and M is the step between succeeding matches.
+ If N<M this works out to the same as before, but the
+ new behavior for N>=M seems more useful.
+
+ * doc/sed.1, doc/sed.texi: update documentation of N~M
+ address form; added "Other Resources" node to sed.texi;
+ minor formatting changes to some items in sed.1 with
+ an eye to improving clarity.
+
+ * configure.in, testsuite/version.good: update to beta9.
+
+Sat May 23 20:04:31 HST 1998 Ken Pizzini <ken@gnu.org>
+
+ *** Version 3.01-beta8 released
+
+ * sed/compile.c(compile_regex): forgot to make last_re be
+ a *copy* of the buffered text in today's earlier fix.
+
+ * sed/execute.c(read_file_line): EOF check was wrong --
+ it forgot to allow for the possibility that we were
+ appending to the end of the ``line'' (instead of merely
+ reading a fresh line).
+
+Sat May 23 18:07:18 HST 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed/compile.c(compile_regex): don't track compiled version
+ of regex -- the modifiers may change. Track the regex
+ source instead. (For "last regex" (aka //) notation.)
+
+ * configure.in, testsuite/version.good: update to beta8.
+
+Sat May 23 16:07:09 HST 1998 Ken Pizzini <ken@gnu.org>
+
+ *** Version 3.01-beta7 released
+
+ * sed/execute.c: #undef'd EXPERIMENTAL_DASH_N_OPTIMIZATION
+ because its code is buggy.
+
+Tue May 19 17:03:52 HST 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed/sed.c: label rx library code as such with #ifdefs
+ (instead of just #if 0).
+
+ * sed/compile.c(compile_program): make incremental
+ improvement to the "Unknown command" error message.
+
+Sat May 16 23:16:26 HST 1998 Ken Pizzini <ken@gnu.org>
+
+ * testsuite/Makefile: simplify: get rid of automatic run
+ against system's sed; don't time by default; allow for
+ alternative comparison command.
+
+ * configure.in, testsuite/version.good: update to beta7.
+
+Wed May 13 21:44:28 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ *** Version 3.01-beta6 released
+
+ * lib/Makefile.am: fix spelling of libsed_a_LIBADD in
+ libsed_a_DEPENDENCIES.
+
+ * configure.in, testsuite/version.good: update to beta6.
+
+Wed May 13 14:38:08 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ *** Version 3.01-beta5 released
+
+ * sed/execute.c(do_subst): added not_bol_p variable to track when
+ we have iterated past the beginning of the pattern.
+ [Thanks to Jim Meyering <meyering@ascend.com> for the bug report.]
+
+Wed May 13 13:54:04 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed/execute.c(bootstrap_memchr): new function. When
+ bootstrapping we don't know if we are on a 64-bit machine,
+ so lib/memchr.c breaks. Supply this (slow) implementation
+ just to get us bootstrapped.
+
+ * bootstrap.sh: add a #define BOOTSTRAP symbol; add -I.
+ for emphasis for the compiles in sed/; be explicit
+ about what files we're bothering to compile.
+
+ * configure.in, testsuite/version.good: update version
+ to beta5.
+
+Wed May 13 06:39:06 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ *** Version 3.01-beta4 released
+
+ * rename writeout.good? to wrtout?.good and subwrite.good? to
+ subwrt?.good to comply with DOS 8+3 file name restrictions.
+ [Eli Zaretskii <eliz@is.elta.co.il> suggested this to
+ simplify DJGPP ports, and it was easy.]
+
+ * testsuite/Makefile: reflect above name changes.
+
+Wed May 12 21:09:32 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed/sed.c(usage): fix non-portable omission of \n\ at end of
+ lines within long string.
+
+ * sed/sed.c(main): remove spurious argument to fprintf() in the
+ 'V'ersion output.
+
+ * sed/execute.c(line_append): embed newline between the two
+ text fragments unconditionally.
+
+ * sed/execute.c(do_subst): change structure assignment to memcpy()
+ (for portability reasons).
+
+ * README.bootstrap: suggest using -w option.
+
+Tue May 12 10:02:37 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * configure.in: use AC_REPLACE_FUNCS where appropriate.
+
+ * lib/Makefile.am: updated to reflect AC_REPLACE_FUNCS change in
+ configure.in.
+
+ * lib/memchr.c lib/memcmp.c: revert to standard GNU versions.
+
+ * lib/alloca.c: added this missing file.
+
+ * testsuite/version.good: updated for new version identifier.
+
+Mon May 11 18:50:56 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ *** Version 3.01-beta3 released
+
+ * sed/Makefile.am: fix INCLUDES to work right with VPATH.
+ [Thanks to Jim Meyering <meyering@ascend.com> for the bug report.]
+
+ * sed/sed.c(usage): make --help output more user-friendly?
+
+ * sed/execute.c(execute_program): fix bug in 'x' command introduced
+ in the alleged portability fix of May 9.
+
+ * configure.in: update version to 3.01-beta3.
+
+ * testsuite/version.good, testsuite/help.good: freshen with
+ latest output.
+
+Sat May 9 22:35:45 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ *** Version 3.01-beta2 released
+
+ * sed/sed.c: add #include <sys/types.h> in HAVE_MMAP
+ block (needed on some machines).
+
+ * lib/memmove.c: #include <memory.h>, if HAVE_MEMORY_H.
+
+Sat May 9 21:29:00 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * configure.in: remove dangling references to rx library;
+ added HEADER and FUNC checks for items used by source in
+ lib/.
+
+ * lib/ansidecl.h, lib/memcopy.h, lib/pagecopy.h, lib/string.h
+ lib/memcpy.c, lib/memmove.c: deletes these files. There
+ are still pieces of glibc missing to support these, and
+ it isn't worth the headache right now.
+
+ * lib/memmove.c: de novo, simpler version. Uses bcopy()
+ if available, and slow-but-simple code if not.
+
+ * lib/Makefile.am: remove references to deleted files.
+ Added forgotten reference to memcpy.c. Re-ordered
+ SOURCE entries to reflect dependencies for systems
+ which lack ranlib.
+
+ * sed/basicdefs.h: updated to reflect above changes to lib/,
+ and experience with non-STDC compilers.
+
+ * lib/regex.c: made regerror() function publicly visible.
+
+ * lib/strerror.c: use old-style function declaration.
+
+ * sed/compile.c, sed/execute.c, sed/sed.c, sed/utils.c,
+ sed/sed.h, sed/utils.h: ensure that private definitions of
+ some symbols do not cause problems when #include'ing system
+ headers (mainly by re-ordering the #include directives).
+ (This is particularly an issue for bootstrap.sh runs.)
+
+ * sed/execute.c (execute_program): use memcpy() instead of
+ structure assingment ('x' command), for portablility to
+ old compilers.
+
+ * sed/execute.c (slow_getline): use old-style function
+ declaration, with a P_ prototype.
+
+ * sed/sed.c: change the type of the fallback MAP_FAILED
+ definition to work on archaic systems. (Modern systems
+ should be defining it themselves, so the change from
+ void * shouldn't be a problem.)
+
+ * bootstrap.sh, README.bootstrap: actual testing of bootstrap
+ code revealed that I was too optimistic. Redesigned and
+ replaced implementation.
+
+ * testsuite/Makefile: ignore errors from reference-implementation
+ seds that aren't up to snuff.
+
+ * testsuite/help.good, testsuite/version.good: update to
+ current version's output.
+
+Fri May 8 15:08:28 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ *** Version 3.01-beta1 released
+
+ * sed/sed.c (main, usage): once again tweak the --help and
+ --version output to bettery comply with GNU coding standards.
+
+ * testsuite/help.good, testsuite/version.good: update to
+ reflect above change.
+
+ * doc/sed.texi: fix "Invoking" node's spelling to comply
+ with GNU standards.
+
+Fri May 8 11:43:10 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * doc/sed.1, doc/Makefile.am: wrote (very basic) man page.
+
+Thu May 7 20:40:21 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * lib/Makefile.am, lib/memmove.c, lib/memchr.c, lib/regex.c,
+ lib/memcpy.c, lib/regex.h, lib/memcopy.h, lib/string.h,
+ lib/pagecopy.h, lib/ansidecl.h: grab yet-another-version
+ from gnu.org for baseline and/or edit copyright boilerplate
+ using official lgpl2gpl.sed script. Take care not to
+ loose regnexec() interface or special conditional-compilation
+ code.
+
+Wed May 6 23:35:12 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * lib/regex.c, lib/regex.h: take from grep-2.1 distribution,
+ then trivially added the regnexec() interface.
+
+ * sed/sed.c, sed/compile.c, sed/execute.c: made modifications
+ to work with regex instead of rx.
+
+ * rx/*: deleted directory; the code is just too slow.
+ I think it will be easier to extend regex to fully
+ support POSIX.2 than to tune rx to be reasonable.
+ Even if this supposition is wrong, I'd rather make
+ the 3.01 release with the slightly deficient regex.
+
+ * Makefile.am lib/Makefile.am, sed/Makefile.am: made changes
+ related to the substitution of regex for rx.
+
+ * lib/Makefile.am, sed/Makefile.am: since regex is not a
+ ``compatability'' module, changed name of library to
+ ``libsed.a''.
+
+ * lib/memchr.c, lib/memcpy.c, lib/memmove.c: add conditional
+ compilation code to leave zero-sized .o file if system
+ already supports the implemented function.
+
+ * testsuite/help.good, testsuite/version.good: brought
+ up-to-date (once again).
+
+ * NEWS, ANNOUNCE: changes to reflect this batch of changes.
+
+Wed May 6 18:40:47 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed/execute.c: discovered awful bug in '}' handling:
+ it could read past the end of vec (because `n' was
+ being decremented below zero)! Needed to "continue"
+ instead of "break".
+
+Tue May 5 14:34:38 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * doc/sed.texi, doc/version.texi: wrote some rudimentary
+ texinfo documentation.
+
+ * ANNOUNCE, NEWS, README, README.rx, Makefile.am:
+ more updates for the upcoming beta-release.
+
+ * sed/compile.c, sed/execute.c, sed/sed.c, sed/utils.c,
+ sed/sed.h, lib/strerror.c: update copyright notice text.
+
+Fri May 1 15:41:37 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed/execute.c (match_an_address_p, match_address_p): if
+ the second element of an address range is a line number,
+ and that line number is *less than* (or equal to) the
+ current line number, we only match the one line (per
+ POSIX.2, section 4.55.7.1). [Bug discovered as reported
+ in the seders mailing list FAQ.]
+
+ * AUTHORS, NEWS, acconfig.h, configure.in, doc/Makefile.am,
+ lib/Makefile.am, sed/Makefile.am, lib/README,
+ testsuite/help.good, testsuite/version.good:
+ Updated in anticipation of the 3.01-beta1 release.
+ Reorganized development source tree to make creation
+ of a distribution simpler. Most notable changes were
+ to the various Makefile.am files and configure.in, but
+ some minor edits (such as deleting or changing #include
+ directives) have been made in many other source files.
+
+ * bootstrap.sh, README.bootstrap: created a mechanism for
+ creating sed on a system which lacks a working sed.
+
+Thu Apr 16 23:52:11 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed.h, sed.c, execute.c, compile.c: did a spell-check on
+ the comments; fixed several typos.
+
+Thu Apr 16 13:43:01 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * execute.c (do_subst): fixed bug where the "replaced" flag
+ was being set to one inappropriately when at least one
+ but fewer than sub->numb matches of the regexp were found.
+ (Thanks to Simon Taylor <staylor@hermes.iaccess.com.au>
+ for the bug report.)
+
+Wed Apr 15 11:35:31 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed.h, sed.c, compile.c, execute.c: having a concern that
+ a cast was being done inappropriately, and realizing that
+ there is no quick way to locate all casts in a program, I
+ went through and marked all casts with a simple macro.
+ Now it is a simple matter to locate the casts, and it is
+ also a simple matter to turn of casts for a lint session
+ (if it should be desired).
+
+Wed Apr 15 10:29:21 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * compile.c, sed.c: redo compile phase so that brace
+ expressions can be spread across multiple files.
+ For example:
+ printf '{' >a; printf 'l;d' >b; printf '}' >c
+ sed -f a -f b -f c foo
+ will now compile (and work), instead of complaining
+ about an unmatched '{'. The mess created in compile.c
+ allowed a little simplification to the command-line
+ processing of "-e" options in sed.c.
+
+ sed.h: added (opaque) err_info member to struct vector;
+ added comments to the members of struct vector.
+
+Wed Apr 14 23:50:50 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * sed.h, sed.c, compile.c, execute.c: added types countT and
+ flagT in order to clarify what various "int"s were doing.
+ Also makes it easy to change the type used for counts
+ (for example, to "unsigned long long") if desired, although
+ there are still some gotchas (such as the printf() format
+ for the '=' command).
+
+Tue Apr 14 17:34:54 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * execute.c (execute_program, process_files, count_branches,
+ shrink_program): Added a first attempt at program optimization.
+ We now can quit early if we are running with the "-n"
+ and all of the commands are known to be valid only for
+ lines less than the current line. Thus the "sed" in
+ "foo | sed -n 1,2p" will print read three lines, printint
+ the first two, and then quit, regardless of how much longer
+ "foo" might run or output. This optimization does not buy
+ much in most cases (it sometimes even costs a little),
+ but when it does help it can help big. The code is
+ all conditionally compiled based on the
+ EXPERIMENTAL_DASH_N_OPTIMIZATION symbol being #defined,
+ so it can be easily omitted if it causes problems.
+
+Tue Apr 14 12:25:06 PDT 1998 Ken Pizzini <ken@gnu.org>
+
+ * execute.c (test_dollar_EOF, last_file_with_data_p):
+ test_dollar_EOF() was incorrectly returning a false (0)
+ when there were unprocessed files, none of which had any
+ data (either unopenable or zero-length). Created
+ last_file_with_data_p() to detect this situation, and
+ modified test_dollar_EOF() to make use of it.
+
+Thu Apr 2 23:02:18 PST 1998 Ken Pizzini <ken@gnu.org>
+
+ * compile.c (match_slash): match_slash() did not handle
+ [.coll.], [=equiv=], and [:class:] sequences within a
+ character class. Added snarf_char_class() [which is a
+ remote derivative of parse_char_class() from GNU ed-0.2]
+ to deal with the details, and altered match_slash()
+ to make use of it. Also created the trivial
+ add_then_next() to avoid clutter in snarf_char_class().
+
+Thu Apr 2 20:34:42 PST 1998 Ken Pizzini <ken@gnu.org>
+
+ * execute.c, sed.c, sed.h: There was a severe bug in
+ how the code handled "sed 5n a b" when "a" consists
+ of exactly five lines -- it behaved like "sed 5q a b"!
+
+ Rearranged where files get opened -- large scale
+ changes primarily involving main(), process_files(),
+ and read_pattern_space(), but also touching on several
+ other parts of execute.c. The read_pattern_space()
+ function became unwieldly and parts were split into
+ open_next_file(), closedown(), read_always_fail(),
+ read_mem_line(), and read_file_line(). The
+ at_end_of_file_p() function became obsolete and was
+ eliminated; test_dollar_EOF_p() was updated. A few
+ global and module-static variables were elminated, and
+ "struct line" was extended; comments were added to the
+ "struct line" declartation to document some important
+ dependencies in it.
+
+ I undertook the reorganization with dread, but I
+ feel that the new organization is an improvement
+ well beyond just fixing the bug that inspired it.
+
+Thu Apr 2 01:16:25 PST 1998 Ken Pizzini <ken@gnu.org>
+
+ * execute.c (read_file_line, slow_getline): the fread()
+ buffering code gives insufficient feedback to a user
+ running sed with a tty input device, so I created
+ slow_getline() for reading from a tty device.
+ Additionally, EOF detection has been made a little more
+ sensitive to avoid requiring multiple EOFs to be entered
+ from a tty.
+
+ * configure.in: added isatty() check.
+
+Wed Apr 1 11:04:30 PST 1998 Ken Pizzini <ken@gnu.org>
+
+ * configure.in (CPPFLAGS, LDFLAGS, LIBS):
+ Set to appropriate values if large file support needs
+ explicit enabling. Code fragment taken from a 1997-10-25
+ patch to gawk by Paul Eggert <eggert@twinsun.com>
+
+Thu Aug 14 17:43:27 PDT 1997 Ken Pizzini <ken@gnu.org>
+
+ * utils.c (ck_fclose): modified to ignore NULL parameter.
+
+Thu Aug 14 12:08:45 PDT 1997 Ken Pizzini <ken@gnu.org>
+
+ * execute.c: tweaked execute_program() to eliminate
+ gratuitous "goto" usage.
+
+Thu Aug 14 11:30:04 PDT 1997 Ken Pizzini <ken@gnu.org>
+
+ * compile.c: added case-insensitive modifier ('I') to
+ address and s/// regexps. The s/// case also accepts
+ the more popular 'i' modifier. (The address regexp
+ cannot use 'i' as a modifier, as that conflicts with
+ the use of the 'i'nsert command.)
+
+Thu Aug 14 09:29:06 PDT 1997 Ken Pizzini <ken@gnu.org>
+
+ * compile.c: abstracted out match_slash() from the s///, y///,
+ and address-regexp special-case codes.
+
+ * execute.c: made dump_append_queue() use ck_fread() instead
+ of hand-rolled error checking.
+
+Mon Jul 28 10:50:41 PDT 1997 Ken Pizzini <ken@gnu.org>
+
+ * sed.c, sed.h, execute.c: POSIX.2, section 4.55.7, says that
+ a newline must end *every* output line. But I think that
+ it is useful (when seding a binary file) to omit a trailing
+ newline if the input lacks one. Thus the addition of
+ POSIXLY_CORRECT behavior.
+
+ * execute.c: however, when seding multiple files my feeling
+ is that it makes sense to have each file but the last
+ behave as-if it ended in a newline. Modified read_pattern_space()
+ accordingly.
+
+ * utils.c: realized that add1_buffer(), for performance reasons,
+ shouldn't be calling memcpy() (indirectly via add_buffer()),
+ so rewrote it.
+
+Sat Jul 26 23:08:28 PDT 1997 Ken Pizzini <ken@gnu.org>
+
+ * execute.c: attempted to make read_pattern_space more
+ efficient for the the non-mmap() case.
+
+ * utils.c, utils.h, execute.c: new function ck_fread()
+ created and used.
+
+Sat Jul 26 20:22:14 PDT 1997 Ken Pizzini <ken@gnu.org>
+
+ * execute.c, compile.c, sed.c: abstracted the mmap()
+ interface into map_file()/unmap_file() [sed.c], and
+ changed the ad-hoc code in compile_file() [compile.c]
+ and process_file() [execute.c] to make use of the new
+ interface.
+
+Sat Jul 26 19:45:46 PDT 1997 Ken Pizzini <ken@gnu.org>
+
+ * execute.c, compile.c, configure.in: Check to see if mmap()
+ is available; if so make use of it on regular files.
+
+ * compile.c: compile_file() now closes the input file
+ when it is through!
+
+Sun Jul 20 23:57:02 PDT 1997 Ken Pizzini <ken@gnu.org>
+
+ * compile.c: modified parsing to permit whitespace in more
+ places where it makes sense;
+ added backslash escaping to the y/// command, per POSIX.
+
+ * execute.c: Merged append_pattern_space() into read_pattern_space();
+ moved body of 's' command to new function do_subst();
+ moved body of 'l' command to new function do_list();
+ changed output of 'l' command to conform to POSIX.2;
+ made line handling conform to POSIX; added output_line() function;
+ redesigned append-space algorithm; added append_queue structure and
+ the next_append_slot() and dump_append_queue() functions.
+
+ * sed.h: moved the definition of what is now struct subst
+ outside of the definition of struct sed_cmd.
+
+Sat Jul 19 16:29:09 PDT 1997 Ken Pizzini <ken@gnu.org>
+
+ * sed.c, execute.c, sed.h, Makefile.am: Separated out the
+ pieces dealing with executing the program from the top-level
+ parameter parsing and control.
+
+Sat Jul 19 01:16:35 PDT 1997 Ken Pizzini <ken@gnu.org>
+
+ * sed.c, compile.c, sed.h, Makefile.am: separate out the
+ pieces dealing with compiling the program from the pieces
+ dealing with interpreting the result.
+
+ * compile.c: add functions in_nonblank() and in_integer(),
+ and change interface to compile_address() with an eye
+ to making code clearer.
+
+Fri Jul 18 13:35:50 PDT 1997 Ken Pizzini <ken@gnu.org>
+
+ * utils.c: attempt at a quasi-unification of the
+ STDC and traditional C approaches to panic().
+
+ * sed.c: eliminate some gratuitous bit twiddling.
+ (Using flag bits can be a useful technique, but
+ this code is cleaner without them.)
+
+ * sed.c: place mutually exclusive members of struct addr
+ within a union, mainly to document the exclusivity;
+ eliminate unused structure members from struct fp_list;
+ eliminate unnecessary module-global variables;
+ remove some #if 0 code that is too odd to keep;
+ allegedly simplified the 'l' case of execute_program();
+ allegedly simplified inchar();
+ localized some static variables;
+ renamed some variables to better document their purpose;
+ removed some goto-s rendered obsolete by other changes.
+
+Thu Jul 17 15:30:44 PDT 1997 Ken Pizzini <ken@gnu.org>
+
+ * utils.c, utils.h, sed.c: added and made use of
+ ck_free() function.
+
+ * utils.c, utils.h, sed.c: changed all the *_buffer()
+ functions to take/return an incomplete type
+ "struct buffer *" instead of using VOID *.
+
+ * utils.c, utils.h, sed.c: renamed "finish_buffer()"
+ to "free_buffer()", on the premise that the new
+ name better describes the function's purpose.
+
+Wed Jul 16 13:52:14 PDT 1997 Ken Pizzini <ken@gnu.org>
+
+ * utils.c, utils.h, sed.c: added and made use of
+ ck_memdup() function.
+
+ * sed.c: protected a call to add1_buffer() in
+ compile_program() which could have tried to
+ push an EOF if a a/i/c command ended with
+ a '\', EOF sequence.
+
+ * utils.c: added sanity check to add1_buffer() so that
+ EOF will not be added to the buffer.
+
+Wed Jul 16 03:56:26 PDT 1997 Ken Pizzini <ken@gnu.org>
+
+ * configure.in, compat.h, compat.c: added memchr.
+
+ * sed.c: got rid of arbitrary NUM_FPS limit;
+ made global functions and variables "static" where appropriate;
+ make various cosmetic changes, hopefully improving readability;
+ simplified some redundant predicates;
+ simplified some code, but nothing fundamental (yet?).
+
+Wed Jul 16 00:24:54 PDT 1997 Ken Pizzini <ken@gnu.org>
+
+ * alloca.c, getopt.c, getopt.h, getopt1.c: updated from
+ versions in textutils-1.22.
+
+ * Makefile.in, Makefile.am, configure.in: put in automake support.
+
+ * basicdefs.h, compat.h, compat.c [, sed.c, utils.c]: took out
+ some very ugly compatibility #ifdefs and packaged into one
+ place.
+
+ * sed.c, utils.c: some gratuitous formatting changes.
+
+ * utils.c: changed datatype of utils_id_s in order to
+ eliminate arbitrary array size.
+
+Sun Jul 13 17:00:26 PDT 1997 Ken Pizzini <ken@gnu.org>
+
+ * sed.c, utils.c, utils.h: de-linting oriented cleanup.
+
+Sun Jul 13 00:46:48 PDT 1997 Ken Pizzini <ken@gnu.org>
+
+ * sed.c: fixed bug which caused SEGV for files missing a
+ final newline. Corrected calls to regnexec to pass the
+ proper parameters, in the proper order.
+
+Sat Dec 30 20:16:59 1995 Tom Lord <lord@beehive>
+
+ *** Version 3.00 released
+
+ * sed.c: Use posix entry points to regexp functions.
+ Fix enough bugs to pass the test-suite.
+
+....... Jason Molenda <crash@cygnus.com>
+
+ * testsuite/: trippy test suite.
+
+
+Wed May 11 07:46:24 1994 Chip Salzenberg (chip@fin.uucp)
+
+ *** Version 2.05 released
+
+ * sed.c (compile_address): Recognize numeric addresses.
+ Fixes typo made during installation of "~" feature.
+
+Sat Apr 30 17:17:38 1994 Tom Lord (lord@x1.cygnus.com)
+
+ *** Version 2.04 released
+
+ * sed.c: applied a patch from
+ From: kap1@tao.cpe.uchicago.edu (Dietrich Kappe)
+
+ Dietrich writes:
+
+ As my contribution to the creeping feature creature in sed,
+ here is a new type of address. The address has form n~m,
+ which means "the line number is equal to n modulo m." The
+ modifications to sed are trivial, and the general
+ usefulness of this address should be obvious. If m is 0 or
+ missing, 1 is used in its place (could be a bug or a
+ feature :-).
+
+Sat Apr 30 17:17:38 1994 Tom Lord (lord@x1.cygnus.com)
+
+ * rx.c (solve_destination): protect `solution' more carefully.
+ This is a cleanup of a patch from Kevin Buettner
+ (kev@cujo.geg.mot.com).
+
+Sat Apr 30 17:17:38 1994 Tom Lord (lord@x1.cygnus.com)
+
+ * rx.c: make translation tables unsigned chars
+
+ * sed.c (main): Compile accumulated -e commands as
+ soon as a -f command comes along. This ensures that
+ the commands are executed in the right order.
+
+Mon Oct 25 14:41:47 1993 Tom Lord (lord@rtl.cygnus.com)
+
+ * sed.c (execute_program): 'w' flushes the buffer after it
+ writes -- diagnosed by doug@research.att.com. 'r' and 'w' to
+ the same file is now supported -- hopefully even in a way that
+ satisfies Posix (it now behaves differently from some
+ /bin/sed's and the spec is hard to read so i'm not sure).
+
+ Also, 'r' of a non-existent file is now permitted.
+
+Mon Oct 11 21:06:10 1993 Tom Lord (lord@cygnus.com)
+
+ * sed.c (execute_program): remember that 'b' and 't' are more
+ like longjmp than goto. Patch from tom@basil.icce.rug.nl (Tom
+ R.Hageman)
+
+ * rx.c: patch from From: fin!chip@rutgers.edu (Chip
+ Salzenberg) to get rid of compiler warnings.
+
+
+Sat Aug 7 01:04:59 1993 Tom Lord (lord@unix7.andrew.cmu.edu)
+
+ *** Version 2.03 released
+
+ * sed.c (compile_regex): report error messages for bogus
+ regexps.
+
+ SEE ALSO: ChangeLog.rx
+
+
+Wed Jul 21 00:28:03 1993 Tom Lord (lord@unix8.andrew.cmu.edu)
+
+ * alloca.c: upgraded to a more recent version
+
+ * rx.c (re_search_2): prefer matches with longer
+ subexpressions to those with shorter ones, giving precedence
+ to low numbered subexpressions.
+
+ * rx.c (re_compile): don't free `params' if its null.
+
+Fri Jul 16 01:12:08 1993 Tom Lord (lord@unix8.andrew.cmu.edu)
+
+ * rx.[ch], sed.c: rx replaces regex.
+
+
+
+Thu May 27 11:13:03 1993 Tom Lord (lord@unix3.andrew.cmu.edu)
+
+ * sed.c (execute_program, match_addr): caught more cases
+ that need to be sensitive to a missing \n at EOF.
+
+Fri May 21 00:39:22 1993 Tom Lord (lord@unix8.andrew.cmu.edu)
+
+ * sed.c (execute_program): apply gaumondp's patch
+ to fix '\xabcxs/foo/bar/'.
+
+ * sed.c (execute_program):
+ If a second address is a regexp, never match it on the
+ same line as the first address.
+
+ * sed.c (compile_regexp):
+ Numeric ranges x,y s.t. y < x are now treated as x,x.
+ There was a bug in that they were being handled like x,x+1.
+
+ * sed.c (execute_program, read_pattern_space,
+ append_pattern_space) don't add newlines to lines
+ that don't have them.
+
+Wed May 19 13:34:45 1993 Tom Lord (lord@unix9.andrew.cmu.edu)
+
+ * sed.c (compile_program): grok \\n in comments.
+
+Mon May 17 16:34:50 1993 Tom Lord (lord@unix9.andrew.cmu.edu)
+
+ * alloca.c: new (standard) file
+
+ * configure.in: AC_CONSTified
+
+ * sed.c (compile_program): properly diagnose the error of
+ a missing command (e.g. sed /x/). (thanks gaumondp)
+
+ * sed.c (compile_regexp): handle character classes correctly.
+ Thanks gaumondp@ERE.UMontreal.CA
+ and schwab@issan.informatik.uni-dortmund.de.
+
+Thu May 6 12:37:18 1993 Tom Lord (lord@unix10.andrew.cmu.edu)
+
+ * sed.c (compile_filename, execute_program): don't use
+ `access' or `/dev/null'.
+
+ * sed.c (execute_program): 'N' at EOF should delete the pat buf.
+
+ * sed.c (compile_filename): truncate, don't append files
+ being openned for `w' or `s///w'
+
+ * sed.c (execute_program): -n switch shouldn't effect `i' or `c'.
+
+ * sed.c (compile_program): don't compile unescaped newlines
+ into the substitution string of an `s' command (they are an error).
+
+ * sed.c (compile_regex): correctly skip over character
+ sets that contain `]'.
+
+ * sed.c (execute_program): patch from gaumondp
+ Correctly handle empty-string matches in the case of an `s'
+ command with a repeat count.
+
+ * sed.c (compile_program): patch from gaumondp@ere.UMontreal.ca.
+ Don't consume characters after the label of a `b', `t' or `:' command.
+
+ * sed.c (compile_program): unmatched open braces are an error.
+
+ * sed.c (compile_file): when consuming an initial comment,
+ count lines correctly.
+
+Wed Nov 18 02:10:58 1992 Tom Lord (lord@unix2.andrew.cmu.edu)
+
+ * sed.c (execute_program): Made s///p print even if -n was
+ specified.
+
+ * sed.c (compile_string): Changed the type of this function to
+ fix a compile warning.
+
+Wed Nov 4 17:15:34 1992 Tom Lord (lord@unix7.andrew.cmu.edu)
+
+ * sed.c (main): Initialize the hold area to contain "\n"
+ instead of "". In execute_program, all lines are expected
+ to be newline terminated. Also, if H is the first command
+ in the script, the result is a pattern buffer that begins
+ with a blank line. Thanks to pinard@iro.umontreal.ca
+ (Francois Pinard) for pointing out this and many other bugs.
+
+ * sed.c (execute_program): Fixed a case of `D' command.
+ Thanks Chris Weber <weber@bucknell.edu>
+
+ * sed.c: added new tests of no_default_output to make -n work.
+ Thanks Andrew Herbert <andrew@werple.apana.org.au>
+
+ * sed.c, configure.in,Makefile.in: autoconfed bcopy and const.
+ Thanks "J.T. Conklin" <jtc@gain.com>
+
+ * sed.c: made prog_cur, prog_start, and prog_end unsigned so
+ that users could write `sed -e s/ÿ/foo/g'.
+
+Tue Oct 13 00:04:05 1992 Tom Lord (lord@unix3.andrew.cmu.edu)
+
+ * sed.c (execute_program): fixed the cycling behavior of 'D'
+
+ * sed.c: integrated patch that closes files
+
+ * sed.c: changed regexp syntax
+
+Fri May 22 15:11:12 1992 Tom Lord (lord at moriarty.bh.andrew.cmu.edu)
+
+ * regex.c: this is not my change, but a pointer to the fact
+ that karl@gnu fixed some regexp bugs that were plaguing sed.
+
+Thu Apr 30 13:02:21 1992 Tom Lord (lord at unix3.andrew.cmu.edu)
+
+ * sed.c (compile_program, execute_program)
+ subprograms are now compiled with an explicit continuation ;)
+ return_v and return_i in struct vector. execute_program
+ no longer recurses to execute subprograms (case '{') and now
+ understands a return instruction (case '{').
+
+Tue Apr 28 17:13:04 1992 Tom Lord (lord at unix7.andrew.cmu.edu)
+
+ * sed.c (compile_address) added \?regexp? syntax for addresses.
+
+ * sed.c (main) added {} intervals to the obscure regexp
+ syntax.
+
+ * sed.c (compile_program) after calling compile_address,
+ normalize numeric addresses (make a2.addr_number > a1.addr_number).
+ This is necessary because line numbers must match exactly,
+ but sed does not try to match a2 until after a1 has matched,
+ yet a1,a2 where a2 <= a1 is defined to be equivelent to
+ a1,a1+1
+
+Sat Feb 29 10:55:54 1992 David J. MacKenzie (djm@nutrimat)
+
+ * sed.c (usage): Document long options as starting with `--'.
+
+Mon Dec 9 23:56:40 1991 David J. MacKenzie (djm at wookumz.gnu.ai.mit.edu)
+
+ * sed.c: Include sys/types.h, for new regex.h.
+
+Tue Nov 5 02:16:01 1991 David J. MacKenzie (djm at wookumz.gnu.ai.mit.edu)
+
+ * utils.c: Change NO_VFPRINTF to VPRINTF_MISSING, for
+ compatibility with autoconf.
+
+Mon Sep 2 22:02:40 1991 David J. MacKenzie (djm at apple-gunkies)
+
+ * sed.c (compile_regex): Treat \ as a normal character when in
+ a char class.
+
+Thu Aug 8 00:15:33 1991 David J. MacKenzie (djm at bleen)
+
+ * Version 1.08.
+
+ * sed.c (compile_filename): If reading a file fails, read
+ /dev/null instead. It's what Unix and POSIX do, effectively.
+
+ * sed.c (compile_regex): The 'slash' character doesn't
+ terminate the regex if it's in a character class.
+
+ * sed.c (main): If given no args, or bad option, print usage
+ message.
+ (usage): New function.
+
+ * sed.c (execute_program): Amount written for 'P' command was
+ wrong. From stephend@ksr.com (Stephen Davis).
+
+Wed Aug 7 16:51:14 1991 David J. MacKenzie (djm at apple-gunkies)
+
+ * sed.c (append_pattern_space): Check for buffer full before
+ instead of after writing to buffer. Don't need to test for
+ EOF initially anymore, due to the next change.
+ (execute_program): For 'n' and 'N' commands, if eof is reached
+ in input, quit the script like Unix sed does.
+ Fix memory allocation problems for 'a' and 'r' commands.
+ (compile_program): Fix off by one error in processing comments.
+ All of the above are from Tapani Tarvainen, tarvaine@tukki.jyu.fi.
+
+ * sed.c (setup_jump): Use isblank instead of testing for ' '
+ or '\t', for POSIX locales.
+
+ * utils.c (ck_strdup): Renamed from strdup.
+ * sed.c: Change callers.
+
+ * sed.c, utils.c: Clean up declarations and includes to get
+ rid of compiler warnings.
+
+ * sed.c (main): Add long-named options. Don't complain if -n
+ is given twice.
+
+Fri Aug 2 12:33:16 1991 David J. MacKenzie (djm at apple-gunkies)
+
+ * configure: Support +srcdir arg. Create config.status and
+ remove it and Makefile if interrupted while creating them.
+ * Makefile.in: Change DESTDIR to prefix.
+
+Mon Jul 15 13:07:39 1991 David J. MacKenzie (djm at wookumz.gnu.ai.mit.edu)
+
+ * sed.c (main): Add -V option to print version number.
+ (USAGE): Mention -V.
+
+Mon Jul 8 01:42:22 1991 David J. MacKenzie (djm at geech.gnu.ai.mit.edu)
+
+ * sed.c: Define bcopy in terms of memcpy if STDC_HEADERS as
+ well as if USG.
+ (compile_filename): Don't glob filename (for 'r' and 'w'
+ commands). Unix sed doesn't do it and it's not very useful,
+ since it can only match 0 or 1 files.
+ (execute_program): Change '\a' to 007 since some compilers
+ don't recognize \a.
+ * utils.c: New file; code moved from sed.c.
+ * Replace Makefile with Makefile.in and configure.
+ Update README.
+
+Tue Mar 26 13:00:48 EST 1991 Jay Fenlason (hack@gnu.ai.mit.edu)
+
+ * sed.c (match_address) Added a trivial cast for portability.
+
+Mon Feb 25 13:23:29 EST 1991 Jay Fenlason (hack@ai.mit.edu)
+
+ * sed.c Changed 's' command to work with latest version of regex()
+ routines, which mysteriously changed somewhere in there. . .
+ A one-line patch from David Eckelkamp (eckelkamp@mcc.com).
+
+ Initialize the fastmap in the hopes that it'll make sed faster.
+
+Thu Feb 21 13:42:27 EST 1991 Jay Fenlason (hack@ai.mti.edu)
+
+ * sed.c Change panic to compile with other __STDC__ compilers.
+
+Wed Jan 30 10:46:38 EST 1991 Jay Fenlason (hack@ai.mit.edu)
+
+ * sed.c Changed version number. Made new release.
+
+Tue Nov 27 15:34:51 EST 1990 Jay Fenlason (hack@ai.mit.edu)
+
+ * sed.c (setup_jump) Don't blow chunks if there isn't a label
+ after a b or t command.
+
+ (main) Don't panic if it a branch command doesn't have
+ a label to branch to.
+
+ (main) Collect all the -e arguments together and parse them
+ all at once. This way, -e { -e mumble -e } will work.
+
+ All these small patches from David Schmidt (davids@isc-br.isc-br.com)
+
+Tue Sep 11 12:51:37 EDT 1990 Jay Fenlason (hack@ai.mit.edu)
+
+ * sed.c Changed some function forward declarations to use VOID *
+ instead of char *
+
+Mon Jul 16 11:12:54 EDT 1990 Jay Fenlason (hack@ai.mit.edu)
+
+ * sed.c (ck_malloc) Use malloc(1) instead of malloc(0) if given
+ a request for zero bytes.
+
+Tue Jun 5 02:05:37 1990 David J. MacKenzie (djm at albert.ai.mit.edu)
+
+ * sed.c: Remove excess newlines from calls to panic.
+ Reformat some comments to fit in 79 columns.
+ Base whether to use void * on __STDC__, not __GNU__.
+ (main): Add missing arg when printing usage message.
+ Print usage if given invalid arg.
+ (panic) [__STDC__]: Add missing ", ...".
+ (compile_filename): Print correct error message if glob_filename
+ returns NULL.
+
+Thu Apr 5 21:41:12 1990 Jim Kingdon (kingdon at pogo.ai.mit.edu)
+
+ * sed.c (execute_program, case 'r'): When need to realloc append.text,
+ multiply append.alloc by 2 instead of adding
+ cur_cmd->x.cmd_txt.text_len.
+
+Tue Mar 6 15:55:35 EST 1990 Jay Fenlason (hack@ai.mit.edu)
+
+ * sed.c (compile_regex) Allocate 10 bytes extra space needed by
+ re_compile_pattern.
+
+Sun Feb 25 16:32:10 1990 Jim Kingdon (kingdon at pogo.ai.mit.edu)
+
+ * sed.c (execute_program, case 'l'): Print \00 instead of \0.
+ Print backslash as \\ not \.
+ Print \xx instead of /xx.
+
+Thu Feb 1 14:02:28 EST 1990 hack@wookumz
+
+ * sed.c (memchr) Use () inside inner loop so it will work correctly.
+ A two character patch from Robert A Bruce (rab@allspice.berkeley.edu)
+
+Wed Sep 27 18:47:39 EDT 1989 hack@ai.mit.edu
+
+ * sed.c (compile_regex) New function. When compiling regex,
+ turn ^ into \` and $ into \' so that they won't match on embedded
+ newlines. UN*X pattern matching is a crock.
+ (compile_program, compile_address) call compile_regex.
+
+Mon Sep 18 10:15:32 EDT 1989 hack@ai.mit.edu
+
+ * sed.c (compile_program): define translate as unsigned char * so
+ that y command will work on non-ascii characters.
+
+ Changed version number to 1.06.
+
+Thu Sep 14 15:57:08 EDT 1989 hack@ai.mit.edu
+
+ * sed.c (compile_program) Let programs use ; to terminate } as
+ well as newline.
+
+ (read_file) Print an error msg to stderr if it can't open an
+ input file.
+
+Thu Mar 23 18:04:46 1989 Randall Smith (randy at apple-gunkies.ai.mit.edu)
+
+ * Makefile, sed.c: Added new copyright notice.
+
+ * Makefile: Make distributions which follow the symlinks.
+
+hack@ai.mit.edu
+
+ 1.05 Fixed error in 'r' (now does things in the right order)
+
+ 1.04 Fixed s/re/rep/[number]
+
+ 1.03 Fixes from Mike Haertel for regexps that match the
+ empty string, and for Ritchie stdio (non-sticky EOF)
+
+ 1.02 Fixed 't', 'b', ':' to trim leading spaces and tabs
+ Fixed \\ in replacement of 's' command
+ Added comments
+
+ 1.01 Added s/re/rep/[digits]
+ added #n as first line of script
+ added filename globbing
+ added 'l' command
+ All in the name of POSIX
+
+ 1.00 Began (thinking about) distributing this file
+
+Local Variables:
+mode: indented-text
+left-margin: 8
+version-control: never
+End: