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Diffstat (limited to 'NEWS')
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@@ -0,0 +1,488 @@ +This is the file NEWS for the flex package. It records user -visible +changes between releases of flex. + +See the file COPYING for copying conditions. + +* version 2.5.35 released 2008-02-26 + +** fixed bug that prevented flex from accepting certain comments in the + scanner file (resolves bugs #1849809 and #1849805) + +** fix bug that prevented headers for all functions from being generated + (resolves bug #1628314) + +** change yy_size_t to be size_t (resolves bug #1849812) + +** new de, nl, pl, pt_br, vi translations from the translation project + +* version 2.5.34 released 2007-12-12 + +** introduce yylex_init_extra; see the manual for details + +** introduce %option extra-type="your_type *" (resolves bug #1744505) + +** The flex program now parses multiple short concatenated options (resolves bug + #1619820). Thanks to Petr Machata of Red Hat on this issue. + +** better checking after yyalloc/yyrealloc (resolves bug #1595967) + +** flex now provides for a libfl_pic.a compiled with position + independent code. Particularly useful when including a flex scanner + in a shared library and with more recent versions of gcc. Thanks to the Debian project for the idea. + +** SourceForge feature request #1658379: Expose YY_BUF_SIZE in the + header file. + +** flex better escapes filenames with special characters in them + (resolves bug #1623600) + +** a memory leak was plugged(resolves bug #1601111) + +** pattern language expanded; see the manual for details on the below + highlights + +*** pattern options added to specify patterns as case-insensitive or + case-sensitive + +*** pattern options to specify whether the "." character should match + the newline character + +*** pattern options added to allow ignoring of whitespace in patterns + +*** POSIX character classes may be negated in patterns + +*** patterns may now use set difference, union operators + +** the manual now contains an appendix listing various common patterns + which may be useful when writing scanners + +** some memory leaks were removed from the C++ scanner (but the C++ + scanner is still experimental and may change radically without + notice) + +** c++ scanners can now use yywrap + +** added new unit test for c++ and yywrap + +** portability fixes to some unit tests + +** flex man page and flex manual in pdf now distributed in the flex +distribution + +** new ca, vi, ga, nl translations from the translation project + +** flex no longer comes with an rpm spec file + +** flex development now happens with automake 1.9.6 + +* version 2.5.33 released 2006-2-20 + +** all flex resources are now to be found from the website at + http://flex.sourceforge.net/ + +** there was no release 2.5.32 published + +** numerous bug and security fixes + +** new nl, vi, sv, ro, po, ga, ca, fr, tr translations from the translation project + +** upgrade to use gettext 0.12 (this now makes the "pdf" and "ps" + targets in the build system able to be run successfully) + +* version 2.5.31 released 2003-4-1 + +** remove --enable-maintainer-mode configure option; none of the + Makefiles were using it and it can be unduely confusing + +* version 2.5.30 released 2003-4-1 + +** yylineno is per-buffer in reentrant scanners + +** added %top directive for placing code at the top of the generated + scanner; see manual for details + +** flex now uses m4 to generate scanners; while this means that + scanners are more readable, it means that flex requires m4 to be + installed; see manual for details + +* version 2.5.29 released 2003-3-5 + +** Automatic stack management for multiple input buffers in C and C++ scanners + +** moved the flex documentation to a new doc/ subdirectory + +** cleanups to the yy namespace + +* version 2.5.28 released 2003-2-12 + +** flex is now hosted at sourceforge + +** Fixed trailing slash bug in YY_INPUT macro def + +** Flex now warns if always-interactive is specified with fast or full + +* version 2.5.27 released 2003-1-21 + +** flex now works with recent bison versions + +** new pt_br translation from the translation project + +* version 2.5.26 released 2003-1-14 + +** Fixed table deserialization bug on big-endian archs. Patch sent from Bryce Nichols <bryce@bnichols.org> + +** yyleng has proper declarations now; this caused flex to generate + unusable scanners for some programs + +** the flex distribution now includes a spec file suitable for use + with rpm + +** some more c++ fixes + +** new es translation from the translation project + +** slight tweeks to the flex_int*_t types + +** flex now warns about pattern ranges that might be ambiguous when + generating a case-insensitive scanner + + +* version 2.5.25 released 2002-12-2 + +** flex now uses flex_int*_t types. For C99 systems, they are just the + int*_t types; for non-C99 systems, we just make some typedefs + +** new pt_br translation from the translation project + +* version 2.5.24 released 2002-11-25 + +* more portability fixes + +** the manual continues to be updated and edited, but it's still got a + ways to go + +** it is possible to have multiple c++ scanners in the same program again + +** new turkish translation from the translation project + +* version 2.5.23 released 2002-10-21 + +** more portability fixes + +** the manual includes a title page and a table-of-contents when printed + +** the test suite can be run with "make check" from the top-level + directory + +** configure now accepts the --enable-maintainer-mode option + +** gettext functionality is now only available externally + +** the constant FLEX_BETA is defined if flex is a beta release + +** the script create-test was not included in the distribution and it + should have been + +* version 2.5.22 released 2002-10-10 + +** more portability fixes around how we get ahold of the integral + types; there is a constant FLEX_NEED_INTEGRAL_TYPE_DEFINITIONS + which you should define if you don't have the <inttypes.h> header + file (after you complain to your C vendor for not providing a + reasonable C environment) + +** more test suite cleanups; in particular, the test suite should run + correctly when build from a different directory + +** upgraded automake to 1.7 and consequently autoconf to 2.54; this + means, among other things, that there is some support for +formatting the manual in postscript and pdf in the distributed + Makefile.in (and therefore in the Makefile built by configure) + +** the flex.1 manpage is generated by help2man; (this has been true + for quite a while but was not listed here) + +** flex now includes three defined constants to indicate which version + of flex generated a scanner (YY_FLEX_{MAJOR,MINOR,SUBMINOR}_VERSION) + +** flex tries its best to output only the relevant portions of the + skeleton when generating a scanner, thus avoiding as much + conditional compilation as possible + +* version 2.5.21 released 2002-9-17 + +** one of the tests in the test suite broke the dist target + +* version 2.5.20 released 2002-9-16 + +** A flex scanner has the ability to save the DFA tables to a file, + and load them at runtime when needed; see the manual for details + +** Added %option bison-bridge (--bison-bridge) + +** Removed %option reentrant-bison/--reentrant-bison/-Rb + +** yylineno is present in all scanners; Modified nasty performance + penalty warning with yylineno in documentation + +** test-table-opts is now run last in the test suite because it's so fat + +** flex can, to some extent, diagnose where internal problems occur + +** new translations from the translation project: fr, ca, de, ru, sv + +**Flex generates C99 defs now; see YY_TRADITIONAL_FUNC_DEFS in the + manual if that's not a good thing for you + +* version 2.5.19 released 2002-9-5 + +** prevent segfault on input lines which are longer than the allocated + space (problem report from Manoj Srivastava + <srivasta@golden-gryphon.com>) + +** Changed option 'header' to 'header-file' + +* version 2.5.18 released 2002-9-4 + +** portability fixes for integer constants and in the way the test + suite reports its results + +** the test for bison was reporting bison missing when it was, in + fact, found + +** if we don't find GNU indent, we're more careful when we're not + finding it + +* version 2.5.17 released 2002-8-29 + +** more portability fixes + +** updated config.sub and config.guess + +** flex is indented by GNU indent (this was done earlier but not + explicitly documented) + +* version 2.5.16 released 2002-8-28 + +** c++ scanners compile again + +** there is now an indent target in the top-level Makefile; configure + checks for GNU indent which is required for proper operation of the + indent target + +** some more portability fixes were made + +** %options and invocation sections of manual merged + +** a c++ test was added to the test suite + +** we're trying to clean up more files in the test suite's make clean + targets + +* version 2.5.15 released 2002-8-21 + +** reject-state buffer is now dynamically allocated and REJECT buffer + variables are reentrant-safe + +** manual now discusses memory usage + +** skeleton now processed by m4 before mkskel.sh; (this only matters + if you want to change the skeleton or if you're doing flex development) + +** zh_cn translation added from translation project + +** a bug that caused a segfault has now been fixed + +** the test suite now respects the usual CFLAGS, etc. variables + +** removed some warnings which some tests trigggered with the -s option + +** the flex-generated header file now tries to be smarter about + conditionally including start conditions + +** tables code omitted from generated scanner when not used + +* version 2.5.14 released 2002-8-15 + +** the tests using the reentrant c scanner as c++ were reworked + slightly to be sure that the c++ was enforced + +** de translation now included in the distribution + +** various portability fixes regarding nls support, c++ include + headers, etc. + +* version 2.5.13 released 2002-8-15 + +** the header file output with %option header is now much smaller + +** Fixed type mismatch in printf in scanner skeleton + +** yylex_init now reports errors + +* version 2.5.12 released 2002-8-8 + +** updated gettext support to 0.11.5 + +** new fr translation from the translation project + +** bison is no longer needed to build flex; If you are building flex + from a release (i.e., not from a cvs snapshot), then you don't need + to have a pre-built lex around either (unless you modify scan.l, of + course); (This has been true for some time, but was not mentioned + here.) + +* version 2.5.11 released 2002-7-31 + +** Fixed bug where yyless did not consider yylineno + +** the yylineno performance hit is now gone + +** fixed some typos in the manual and we now include texinfo.tex in + the distribution + +** traditional prototypes output for C scanners, controlled by a + preprocessor symbol; see documentation for details + +* version 2.5.10 released 2002-7-24 + +** yy_globals renamed to yyscanner and yy_globals_t renamed to + yy_guts_t + +** added dist-bzip2 option to Makefile.am so we now produce a bzip2'd + archive in addition to the standard gzip archive + +* version 2.5.9 + +** new tests in test suite: test-mem-{nr,r}, test-posix, + test-posixly-correct, test-debug-{nr,r} + +** made changes to work with gcc-3.2 development code + +** ability to choose which memory functions are used in flex + +** new yylex_destroy() function for the non-reentrant scanner + +** new handling of POSIXLY_CORRECT environment variable + +** the test suite now has its copyrights explicitly described + +** new ca, de, fr, ru, sv, tr translations + +* version 2.5.8 + +** a new --posix option generates scanners with posix-style abc{1,3} + compatible parsing, see manual for the screwy details + +* version 2.5.7 + +** configure.in now includes a call to AC_PREREQ to enforce the + requirement for autoconf at least 2.50 (This only effects you if + you're doing flex development.) + +** configure now uses autoconf's versioning information and configure + --help reports the bug-reporting address for flex + +** test suite now only reports success versus failure; reporting + skipped is problematic under the current setup + +** compilation with --disable-nls now works + +** flex can now be built in a separate directory + +* version 2.5.6 + +** gettext support added (from gettext 0.11) + +*** translations for ca, da, de, es, fr, ko, ru, sv, tr included + +** distribution now built under automake 1.6 and autoconf 2.53 + +** command-line option parsing happens differently now: + +*** Added long option parsing + +*** Options -n and -c, previously deprecated, now simply do nothing + +*** Options are now parsed left to right + +** added a number of new options + +*** All positive %options are now accessible from the command line + +*** Added option -D, to define a preprocessor symbol + +*** Added option --header=FILE to specify a C .h file to generate + +*** added option --yywrap to call yywrap on EOF + +*** added option --yylineno to track line count in yylineno + +*** --yyclass=NAME name of C++ class when generating c++ scanners + +*** for long option names which are associated with existing short +options, see accompanying documentation + +*** new %option nounistd or command-line --nounistd added to prevent + flex from generating #include <unistd.h> on systems that don't + have that include file + +** Support for reentrant C scanners has been added + +*** Updated the manual with the new reentrant API + +*** Two new options %option reentrant (-R) and +%option reentrant-bison (-Rb) + +*** All globals optionally placed into struct yyglobals_t + +*** All access to globals replaced by macro invocations + +*** All functions optionally take one additional +argument, yy_globals + +*** New style for invoking reentrant scanner: +yylex_init(void** scanner ); +yylex( scanner ); +yylex_destroy( scanner ); + +*** Added get/set functions for members of struct yy_globals_t +e.g., yyget_text, yyget_leng, etc + +*** Prefix substitution added for new functions + +*** Macro shortcuts to the lengthy get/set functions +provided for use in actions, e.g., yytext, yyleng, etc + +*** Arbitrary, user-defined data, "yyextra", may be added to scanner + +** %option nomain no longer implies %option yywrap +But the inverse is still true + +** Developer test suite added + +*** TESTS/ directory has been added. Users can +'make test' in the TESTS directory to execute the test suite + +** Support for bison variables yylval and yylloc added + +** automake support for the build process + +** manual is now in texinfo/info format + +*** flex.1 removed from distribution + +** flex no longer generates C-language scanners with C++-style + comments + +** flex now generates scanners in c++ which are compatible with + recent c++ compilers + +** flex input scanner now recognizes '\r' as an EOL character + +See the file ONEWS for changes in earlier releases. + +Local Variables: +mode: text +mode: outline-minor +end: |