X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/c467dc420dfebecd7e21993aa5fd6adf7282303b..d8911864c25f5521b28fcf9e17e88436c17c59bd:/ChangeLog diff --git a/ChangeLog b/ChangeLog index 25bd09cf..4ba3b4e4 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,230 @@ +2009-08-20 Eric Blake + + Import latest m4/m4.m4. + * submodules/autoconf: Update to autoconf 2.64. + * configure.ac (M4_GNU_OPTION): New define. + * src/output.c (output_skeleton): Use it to resolve FIXME. + * NEWS: Mention this. + +2009-08-19 Joel E. Denny + + Fix complaints about escape sequences. + Discussed starting at + . + * src/scan-gram.l (SC_ESCAPED_STRING, SC_ESCAPED_CHARACTER): + For a \0 and similar escape sequences meaning the null + character, report an invalid escape sequence instead of an + invalid null character because the latter does not actually + appear in the user's input. + In all escape sequence complaints, don't escape the initial + backslash, and don't quote when the sequence appears at the end + of the complaint line unless there's whitespace that quotearg + won't escape. + Consistently say "invalid" not "unrecognized". + Consistently prefer "empty character literal" over "extra + characters in character literal" warning for invalid escape + sequences; that is, consistently discard those sequences. + * tests/input.at (Bad escapes in literals): New. + +2009-08-19 Akim Demaille + + doc: fixes. + * doc/bison.texinfo: Fix minor Texinfo errors. + +2009-08-19 Akim Demaille + + tests: distcc compliance. + * tests/synclines.at (AT_SYNCLINES_COMPILE): Discard distcc's + error messages from the output. + +2009-08-19 Akim Demaille + + variables: simplify the upgrade of namespace into api.namespace. + + This patch simplifies "variables: rename namespace as + api.namespace", commit 67501061076ba46355cfd9f9361c7eed861b389c. + Suggested by Joel E. Denny in + http://lists.gnu.org/archive/html/bison-patches/2009-07/msg00006.html + + * src/muscle-tab.c (muscle_percent_variable_update): New. + (muscle_percent_define_insert): Use it in replacement of the + previous tr invocation. + Remove variable_tr, no longer needed. + * data/bison.m4 (b4_percent_define_copy_, b4_percent_define_copy): + Remove. + * data/c++.m4: No longer handle namespace -> api.namespace. + * tests/input.at (%define backward compatibility): Check that + namespace is treated as api.namespace. + +2009-08-19 Akim Demaille + + doc: %initial-action to initialize yylloc. + Reported by Bill Allombert. + * doc/bison.texinfo: Set fill-column to 76. + (Location Type): Document the use of %initial-action to initialize + yylloc. + +2009-08-19 Akim Demaille + + lalr1.cc: use state_type. + * data/lalr1.cc (yysyntax_error_): Use state_type. + Move argument names into yy*. + +2009-08-19 Akim Demaille + + lalr1.cc: get rid of yyparse's yystate. + yystate and yystack_[0].state are equal, keep only the latter. + The former was also used as a temporary variable to compute the + post-reduction state. Move this computation into an auxiliary + function. + + * data/glr.c (yyLRgotoState): Fuse variable definition and first + assignment. + * data/lalr1.cc (yy_lr_goto_state_): New. + (yyparse): Use it. + Replace remaining uses of yystate by yystate_[0].state. + Remove the former. + +2009-08-19 Akim Demaille + + lalr1.cc: destroy $$ when YYERROR is called. + * data/lalr1.cc (yyreduce): Compute the resulting state before + running the user action so that yylhs is a valid symbol. + (yyerrorlab): Since yylhs is complete (it knows its type), we can + simply call yy_destroy_ to destroy $$ on YYERROR invocations. + * tests/c++.at (AT_CHECK_VARIANTS): Test YYERROR with variants. + +2009-08-18 Joel E. Denny + + maint: update for gnulib's recent update-copyright changes + * gnulib: Update. + * .x-update-copyright (COPYING): Add as it's no longer implied + when .x-update-copyright is present. + * cfg.mk (update-copyright-local): Remove, now ignored. + (update-copyright): Declare update-b4-copyright as a dependency. + +2009-08-17 Akim Demaille + + build: require gettext 0.17. + + Suggested by Bruno Haible. + http://lists.gnu.org/archive/html/bug-bison/2009-08/msg00009.html + * configure.ac: require gettext 0.17 to ensure compatibility with + gnulib. + +2009-08-17 Akim Demaille + + build: lower gettext requirements. + + Bison was uselessly requiring the formatstring macros from + gettext, which resulted in mo files not being installed on systems + that perfectly supported Bison mo files. Lower the requirement. + http://lists.gnu.org/archive/html/bug-bison/2009-08/msg00006.html + + * configure.ac: Require need-ngettext instead of + need-formatstring-macros. + Reported by Martin Jabocs. + Suggested by Bruno Haible. + * INSTALL: Restructure. + (Internationalization): New. + +2009-08-14 Joel E. Denny + + maint: fix use of copyright year intervals. + * gnulib: Update. + * bootstrap.conf (gnulib_modules): Update getopt to getopt-gnu + as now recommended in gnulib/NEWS. + * build-aux/update-b4-copyright: Fix. + * cfg.mk (update-copyright-env): Configure update-copyright. + +2009-08-13 Joel E. Denny + + Make it easier to write deterministic tests. + Continues Akim's work from his 2009-06-10 commits. + * src/reader.c (check_and_convert_grammar): Don't add any + symbols after the first symbols_do invocation. + * src/symtab.c (symbols_sorted): New static global. + (user_token_number_redeclaration): Update comments. + (symbol_from_uniqstr): If a new symbol is being created, assert + that symbols_sorted hasn't been allocated yet. + (symbols_free): Free symbols_sorted. + (symbols_cmp, symbols_cmp_qsort): New functions. + (symbols_do): Sort symbol_table into symbols_sorted on first + invocation. + * tests/input.at (Numbered tokens): Recombine tests now that the + output should be deterministic across multiple numbers. + +2009-08-12 Akim Demaille + + tests: GCC 4.5 compliance. + * tests/synclines.at (AT_SYNCLINES_COMPILE): Adjust to GCC 4.5's + messages about #error. + +2009-08-12 Akim Demaille + + build: fix the generation of the documentation. + Some of our targets use "bison --help", but they can't depend on + "bison" itself (to avoid additional requirements on the user), so + they used to call "make src/bison" in the commands. Then + concurrent builds may fail: one make might be aiming one of its + jobs at compiling src/bison, and another job at generating the man + page. If the latter is faster than the former, then we have two + makes that concurrently try to compile src/bison. + + This might also be a more convincing explanation for the failure + described in the patch "build: fix paths". + + * Makefile.am (SUFFIXES): Initialize. + * build-aux/move-if-change: New, symlink to gnulib's. + * build-aux/local.mk: Ship it. + * doc/common.x: Remove, merged into... + * doc/bison.x: here. + * doc/local.mk (doc/bison.help): New. + ($(CROSS_OPTIONS_TEXI)): Depend on it. + Use src/bison. + (.x.1): Replace with... + (doc/bison.1): this explicit, simpler, target. + (common_dep): Remove, inlined where appropriate. + (SUFFIXES, PREPATH): Remove, unused. + +2009-08-12 Akim Demaille + + gnulib: improve prefixing. + * configure.ac (gl_PREFIXED_LIBOBJS): Don't rename it, rather, + change the value of... + (gl_LIBOBJS): this. + Adjust more variables. + * etc/prefix-gnulib-mk (prefix_assignment): Don't rename + gl_LIBOBJS. + (prefix): Also transform rules whose targets have slashes. + Use $prefix liberally. + Map @MKDIR_P@ to $(MKDIR_P). + Prefix directories that are mkdir'd. + +2009-08-12 Akim Demaille + + build: fix paths. + When using $(top_builddir) inconsistently, Make (including GNU + Make) is sometimes confused. As a result it may want to build + lib/libbison.la and $(top_builddir)/lib/libbison.la (the same + file, different names) concurrently, which, amusingly enough, + might end with: + + ranlib lib/libbison.a + ranlib lib/libbison.a + make[2]: *** [lib/libbison.a] Segmentation fault + + on OS X. + + * doc/local.mk, src/local.mk: Do not use $(top_builddir) when not + needed. + +2009-08-12 Akim Demaille + + distcheck: fix. + + * examples/calc++/Makefile.am: (EXTRA_DIST): Ship calc.stamp. + 2009-08-10 Joel E. Denny * tests/local.mk (TESTSUITE_AT): Add named-refs.at.