reflex/20210808+1

-- $Id: NEWS,v 1.58 2021/08/08 22:44:04 tom Exp $
-------------------------------------------------------------------------------
-- Changes by Thomas E. Dickey
-- vile:txtmode
-------------------------------------------------------------------------------

2021/08/08
	+ add symbolic link for flex++ manpage in makefile "install" rule.
	> Boris Kolpackov:
	+ add/use yylex_destroy() function like "new" flex which can be used to
	  reset the lexer in order to re-execute it on different input.
	+ fix a memory leak in gentab()

2021/08/06
	+ compiler-warning fixes

2021/08/04
	+ rewrote command-line options parsing, adding a table to map long
	  options into the normal single-letter options.

	+ updated config.guess, config.sub

2021/05/10
	+ modify skeleton to allow override of YY_BUF_SIZE

	+ fix cppcheck warnings

	+ update configure macros, e.g., for clang, BSDs, etc.
	  CF_ADD_CFLAGS, CF_AR_FLAGS, CF_CC_ENV_FLAGS, CF_CHECK_CACHE,
	  CF_CLANG_COMPILER, CF_CONST_X_STRING, CF_GCC_ATTRIBUTES,
	  CF_GCC_WARNINGS, CF_INTEL_COMPILER, CF_LOCALE, CF_MAKE_DOCS,
	  CF_MIXEDCASE_FILENAMES, CF_PATH_SYNTAX, CF_PROG_EXT, CF_WITHOUT_X,
	  CF_WITH_MAN2HTML, CF_XOPEN_SOURCE

	+ updated config.guess, config.sub

2020/07/15
	+ compiler-warning and shellcheck fixes

	+ update configure macros, e.g., for clang, BSDs, etc.
	  CF_ADD_CFLAGS, CF_AR_FLAGS, CF_CONST_X_STRING, CF_GCC_ATTRIBUTES,
	  CF_GCC_WARNINGS, CF_PROG_CC, CF_WITHOUT_X

	+ updated config.guess, config.sub

2019/11/23
	+ cleanup manual-page formatting.

	+ add lower- and patch-version information to skeleton.

	+ modify generated file to include unistd.h unless overridden, so that
	  isatty() will be prototyped by default.

	+ update configure macros, e.g., for clang, BSDs, etc.
	  CF_CC_ENV_FLAGS, CF_CONST_X_STRING, CF_GCC_VERSION, CF_GCC_WARNINGS,
	  CF_GNU_SOURCE, CF_POSIX_C_SOURCE, CF_POSIX_VISIBLE, CF_PROG_EXT,
	  CF_PROG_GROFF, CF_PROG_LINT, CF_TRY_XOPEN_SOURCE, CF_WITH_MAN2HTML,
	  CF_XOPEN_SOURCE

	+ updated config.guess, config.sub

2017/12/31
	+ add a "FALLTHRU" comment to quiet compiler warning in vile's
	  dcl-filt.l

	+ update configure macros:
	  CF_CC_ENV_FLAGS, CF_WITH_MAN2HTML     

	+ updated config.guess, config.sub

2017/11/11
	+ build-fix for rpms with Fedora 26.

2017/05/21
	+ amend mkscan.sh script to work with "make test" when building from
	  other directories than the source-directory (report by Michael
	  Tiernan)

	+ add configure check for "ar" flags

	+ add configure --with-man2html option

	+ add "docs" rule to manpage

	+ update configure macros, e.g., for clang and MingW
	  CF_ACVERSION_CHECK, CF_ADD_CFLAGS, CF_ARG_OPTION, CF_CC_ENV_FLAGS,
	  CF_DISABLE_ECHO, CF_GCC_ATTRIBUTES, CF_GCC_WARNINGS, CF_GNU_SOURCE,
	  CF_INTEL_COMPILER, CF_MAKE_DOCS, CF_MIXEDCASE_FILENAMES,
	  CF_POSIX_C_SOURCE, CF_PROG_CC, CF_PROG_EXT, CF_PROG_LINT,
	  CF_XOPEN_SOURCE

	+ updated config.guess, config.sub

2013/12/09
	+ minor compiler-warning fixes for the skeleton.

	+ update configure macros, e.g., for clang and MingW

	+ updated config.guess, config.sub

2010/09/06
	+ fix stricter compiler warnings, e.g., for 64-bits and gcc 4.1.2
	  with -Wconversion

	+ remove unneeded "/" after $(DESTDIR) in Makefile.in, needed to
	  install with Cygwin.

2010/06/27
	+ improve rename.sh, handling "FLEX" and "Flex" cases.

	+ add configure checks for lint and tags programs.

	+ add $DESTDIR to makefile.

	+ drop mkdirs.sh, use "mkdir -p"

	+ add build-scripts for RPM and Debian packages.

	+ updates to configure script macros:
	  + CF_ADD_CFLAGS, CF_ARG_OPTION, CF_INTEL_COMPILER, CF_POSIX_C_SOURCE,
	    CF_XOPEN_SOURCE quoted params of ifelse()
	  + CF_GCC_WARNINGS, change logic for warning options, to work with c89
	    wrapper for gcc
	  + CF_GCC_VERSION, discard stderr, to work with c89 wrapper for gcc
	  + CF_DISABLE_ECHO, uses different
	    indent

	+ updated config.guess, config.sub

2009/10/27
	+ add configure macro CF_XOPEN_SOURCE, to enable use of fileno() when
	  compiling byacc output with c99.

2009/10/13
	+ more gcc warning fixes, including workaround for defective
	  implementation of atttribute warn_unused_result.

	+ change ccltbl[] to array of structs holding the reason why a
	  character was added to a character class in addition to the
	  character.

2009/09/02
	+ add patch-date to version message.

	+ modify generated code to eliminate gcc -Wconversion warnings.

	+ update utility scripts, using install-sh and mkdirs.sh

	+ updated config.guess, config.sub

2008/11/17
	+ modify makefile rules and runtime handling of skeleton to make the
	  C++ header file work using the same program prefix.

	+ update FlexLexer.h to C++ standard header and namespace.

	+ change default for --program-prefix option, to "re", making this
	  install as "reflex".

2008/11/16
	+ add a missing ifdef for YY_NO_INPUT, needed to make the function
	  actually removed.

	+ move C-code supporting YY_FATAL_ERROR() in skeleton so that if the
	  macro is overridden, then the support-code... More