cfg.mk

   1 # Customize maint.mk                           -*- makefile -*-
   2 # Copyright (C) 2008-2012 Free Software Foundation, Inc.
   3
   4 # This program is free software: you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation, either version 3 of the License, or
   7 # (at your option) any later version.
   8
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 # Update version, then recompile so that tests/bison --version be
  18 # up-to-date, then compile our parser again with our up-to-date bison.
  19 .PHONY: regen
  20 regen: _version
  21         $(MAKE) $(AM_MAKEFLAGS)
  22         touch $(srcdir)/src/parse-gram.y
  23         $(MAKE) $(AM_MAKEFLAGS)
  24
  25 # Used in maint.mk's web-manual rule
  26 manual_title = The Yacc-compatible Parser Generator
  27 gendocs_options_ = -I $(abs_top_srcdir)/doc -I $(abs_top_builddir)/doc
  28
  29 # It's useful to run maintainer-*check* targets during development, but we
  30 # don't want to wait on a recompile because of an update to $(VERSION).  Thus,
  31 # override the _is-dist-target from GNUmakefile so that maintainer-*check*
  32 # targets are filtered out.
  33 _is-dist-target = $(filter-out %clean maintainer-check% maintainer-%-check, \
  34   $(filter maintainer-% dist% alpha beta major,$(MAKECMDGOALS)))
  35
  36 url_dir_list = \
  37   ftp://$(gnu_rel_host)/gnu/bison
  38
  39 # Tests not to run as part of "make distcheck".
  40 local-checks-to-skip =                  \
  41   sc_immutable_NEWS                     \
  42   sc_prohibit_atoi_atof
  43
  44 # The local directory containing the checked-out copy of gnulib used in
  45 # this release.  Used solely to get a date for the "announcement" target.
  46 gnulib_dir = $(srcdir)/gnulib
  47
  48 bootstrap-tools = autoconf,automake,flex,gettext,gnulib
  49
  50 announcement_Cc_ = \
  51   bug-bison@gnu.org, help-bison@gnu.org, bison-patches@gnu.org, \
  52   coordinator@translationproject.org
  53
  54 update-copyright: update-b4-copyright update-package-copyright-year
  55 update-copyright-env = \
  56   UPDATE_COPYRIGHT_FORCE=1 UPDATE_COPYRIGHT_USE_INTERVALS=1
  57
  58
  59 ## -------------------- ##
  60 ## More syntax-checks.  ##
  61 ## -------------------- ##
  62
  63 # At least for Mac OS X's grep, the order between . and [ in "[^.[]"
  64 # matters:
  65 # $ LC_ALL=fr_FR grep -nE '[^[.]' /dev/null
  66 # $ LC_ALL=C grep -nE '[^[.]' /dev/null
  67 # grep: invalid collating element or class
  68 # $ LC_ALL=fr_FR grep -nE '[^.[]' /dev/null
  69 # $ LC_ALL=C grep -nE '[^.[]' /dev/null
  70 sc_at_parser_check:
  71         @prohibit='AT_PARSER_CHECK\(\[+[^.[]|AT_CHECK\(\[+\./'          \
  72         halt='use AT_PARSER_CHECK for and only for generated parsers'   \
  73           $(_sc_search_regexp)
  74
  75 # Indent only with spaces.
  76 # Taken from Coreutils.
  77 sc_prohibit_tab_based_indentation:
  78         @prohibit='^ *  '                                               \
  79         halt='TAB in indentation; use only spaces'                      \
  80           $(_sc_search_regexp)
  81
  82 # Prohibit the use of `...` in tests/.  Use $(...) instead.
  83 # Taken from Coreutils.
  84 sc_prohibit_test_backticks:
  85         @prohibit='`' in_vc_files='^tests/'                             \
  86         halt='use $$(...), not `...` in tests/'                         \
  87           $(_sc_search_regexp)
  88
  89 # Enforce recommended preprocessor indentation style.
  90 # Taken from Coreutils.
  91 sc_preprocessor_indentation:
  92         @if cppi --version >/dev/null 2>&1; then                        \
  93           $(VC_LIST_EXCEPT) | grep '\.[ch]$$' | xargs cppi -a -c        \
  94             || { echo '$(ME): incorrect preprocessor indentation' 1>&2; \
  95                 exit 1; };                                              \
  96         else                                                            \
  97           echo '$(ME): skipping test $@: cppi not installed' 1>&2;      \
  98         fi
  99
 100 ###########################################################
 101 # Taken from the Coreitil
 102 _p0 = \([^"'/]\|"\([^\"]\|[\].\)*"\|'\([^\']\|[\].\)*'
 103 _pre = $(_p0)\|[/][^"'/*]\|[/]"\([^\"]\|[\].\)*"\|[/]'\([^\']\|[\].\)*'\)*
 104 _pre_anchored = ^\($(_pre)\)
 105 _comment_and_close = [^*]\|[*][^/*]\)*[*][*]*/
 106 # help font-lock mode: '
 107
 108 # A sed expression that removes ANSI C and ISO C99 comments.
 109 # Derived from the one in GNU gettext's 'moopp' preprocessor.
 110 _sed_remove_comments =                                  \
 111 /[/][/*]/{                                              \
 112   ta;                                                   \
 113   :a;                                                   \
 114   s,$(_pre_anchored)//.*,\1,;                           \
 115   te;                                                   \
 116   s,$(_pre_anchored)/[*]\($(_comment_and_close),\1 ,;   \
 117   ta;                                                   \
 118   /^$(_pre)[/][*]/{                                     \
 119     s,$(_pre_anchored)/[*].*,\1 ,;                      \
 120     tu;                                                 \
 121     :u;                                                 \
 122     n;                                                  \
 123     s,^\($(_comment_and_close),,;                       \
 124     tv;                                                 \
 125     s,^.*$$,,;                                          \
 126     bu;                                                 \
 127     :v;                                                 \
 128   };                                                    \
 129   :e;                                                   \
 130 }
 131 # Quote all single quotes.
 132 _sed_rm_comments_q = $(subst ','\'',$(_sed_remove_comments))
 133 # help font-lock mode: '
 134
 135 _space_before_paren_exempt =? \\n\\$$
 136 _space_before_paren_exempt = \
 137   (^ *\#|\\n\\$$|%s\(to %s|(date|group|character)\(s\))
 138 # Ensure that there is a space before each open parenthesis in C code.
 139 sc_space_before_open_paren:
 140         @if $(VC_LIST_EXCEPT) | grep -l '\.[ch]$$' > /dev/null; then    \
 141           fail=0;                                                       \
 142           for c in $$($(VC_LIST_EXCEPT) | grep '\.[ch]$$'); do          \
 143             sed '$(_sed_rm_comments_q)' $$c 2>/dev/null                 \
 144               | grep -i '[[:alnum:]]('                                  \
 145               | grep -vE '$(_space_before_paren_exempt)'                \
 146               | grep . && { fail=1; echo "*** $$c"; };                  \
 147           done;                                                         \
 148           test $$fail = 1 &&                                            \
 149             { echo '$(ME): the above files lack a space-before-open-paren' \
 150                 1>&2; exit 1; } || :;                                   \
 151         else :;                                                         \
 152         fi
 153
 154 ## -------------------------- ##
 155 ## syntax-checks exceptions.  ##
 156 ## -------------------------- ##
 157
 158 exclude = \
 159   $(foreach a,$(1),$(eval $(subst $$,$$$$,exclude_file_name_regexp--sc_$(a))))
 160 $(call exclude,                                                         \
 161   bindtextdomain=^lib/main.c$$                                          \
 162   preprocessor_indentation=^data/|^lib/|^src/parse-gram.[ch]$$          \
 163   program_name=^lib/main.c$$                                            \
 164   prohibit_always-defined_macros=^data/yacc.c$$|^djgpp/                 \
 165   prohibit_always-defined_macros+=?|^lib/timevar.c$$                    \
 166   prohibit_always-defined_macros+=?|^src/(parse-gram.c|system.h)$$      \
 167   prohibit_always-defined_macros+=?|^tests/regression.at$$              \
 168   prohibit_always_true_header_tests=^djgpp/subpipe.h$$|^lib/timevar.c$$ \
 169   prohibit_always_true_header_tests+=?|^m4/timevar.m4$$                 \
 170   prohibit_defined_have_decl_tests=?|^lib/timevar.c$$                   \
 171   prohibit_doubled_word=^tests/named-refs.at$$                          \
 172   prohibit_magic_number_exit=^doc/bison.texi$$                          \
 173   prohibit_magic_number_exit+=?|^tests/(conflicts|regression).at$$      \
 174   prohibit_strcmp=^doc/bison\.texi$$                                    \
 175   prohibit_tab_based_indentation=\.(am|mk)$$|^djgpp/|^\.git             \
 176   require_config_h_first=^(lib/yyerror|data/(glr|yacc))\.c$$            \
 177   space_tab=^tests/(input|c\+\+)\.at$$                                  \
 178   unmarked_diagnostics=^(djgpp/|doc/bison.texi$$|tests/c\+\+\.at$$)     \
 179 )