cfg.mk

   1 ## Customize maint.mk                           -*- makefile -*-
   2 ## Copyright (C) 2008-2015, 2018-2021 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 <https://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 # By default, propagate -j from make to Bison's test suite.
  30 TESTSUITEFLAGS = $(filter -j%,$(MAKEFLAGS))
  31
  32 # It's useful to run maintainer-check* targets during development, but we
  33 # don't want to wait on a recompile because of an update to $(VERSION).  Thus,
  34 # override the _is-dist-target from GNUmakefile so that maintainer-check*
  35 # targets are filtered out.
  36 _is-dist-target = $(filter-out %clean maintainer-check%, \
  37   $(filter maintainer-% dist% alpha beta major,$(MAKECMDGOALS)))
  38
  39 url_dir_list = \
  40   https://$(gnu_rel_host)/gnu/bison
  41
  42 # Tests not to run as part of "make distcheck".
  43 local-checks-to-skip =                  \
  44   sc_immutable_NEWS                     \
  45   sc_prohibit_atoi_atof
  46
  47 # The local directory containing the checked-out copy of gnulib used in
  48 # this release.  Used solely to get a date for the "announcement" target.
  49 gnulib_dir = $(srcdir)/gnulib
  50
  51 bootstrap-tools = autoconf,automake,flex,gettext,gnulib
  52
  53 announcement_Cc_ = \
  54   bug-bison@gnu.org, bison-announce@gnu.org, \
  55   coordinator@translationproject.org
  56
  57 update-copyright: update-b4-copyright update-package-copyright-year
  58 update-copyright-env = \
  59   UPDATE_COPYRIGHT_FORCE=1 UPDATE_COPYRIGHT_USE_INTERVALS=1
  60
  61
  62 ## -------------------- ##
  63 ## More syntax-checks.  ##
  64 ## -------------------- ##
  65
  66 # Indent only with spaces.
  67 # Taken from Coreutils.
  68 sc_prohibit_tab_based_indentation:
  69         @prohibit='^ *  '                                               \
  70         halt='TAB in indentation; use only spaces'                      \
  71           $(_sc_search_regexp)
  72
  73 # Prohibit the use of `...` in tests/.  Use $(...) instead.
  74 # Taken from Coreutils.
  75 # Not ready for Bison yet.
  76 #sc_prohibit_test_backticks:
  77 #       @prohibit='`' in_vc_files='^tests/'             \
  78 #       halt='use $$(...), not `...` in tests/'         \
  79 #         $(_sc_search_regexp)
  80
  81 # Enforce recommended preprocessor indentation style.
  82 # Taken from Coreutils.
  83 sc_preprocessor_indentation:
  84         @if cppi --version >/dev/null 2>&1; then                        \
  85           $(VC_LIST_EXCEPT) | grep '\.[ch]$$' | xargs cppi -a -c        \
  86             || { echo '$(ME): incorrect preprocessor indentation' 1>&2; \
  87                 exit 1; };                                              \
  88         else                                                            \
  89           echo '$(ME): skipping test $@: cppi not installed' 1>&2;      \
  90         fi
  91
  92 ###########################################################
  93 # Taken from Coreutils.
  94 _p0 = \([^"'/]\|"\([^\"]\|[\].\)*"\|'\([^\']\|[\].\)*'
  95 _pre = $(_p0)\|[/][^"'/*]\|[/]"\([^\"]\|[\].\)*"\|[/]'\([^\']\|[\].\)*'\)*
  96 _pre_anchored = ^\($(_pre)\)
  97 _comment_and_close = [^*]\|[*][^/*]\)*[*][*]*/
  98 # help font-lock mode: '
  99
 100 # A sed expression that removes ANSI C and ISO C99 comments.
 101 # Derived from the one in GNU gettext's 'moopp' preprocessor.
 102 _sed_remove_comments =                                  \
 103 /[/][/*]/{                                              \
 104   ta;                                                   \
 105   :a;                                                   \
 106   s,$(_pre_anchored)//.*,\1,;                           \
 107   te;                                                   \
 108   s,$(_pre_anchored)/[*]\($(_comment_and_close),\1 ,;   \
 109   ta;                                                   \
 110   /^$(_pre)[/][*]/{                                     \
 111     s,$(_pre_anchored)/[*].*,\1 ,;                      \
 112     tu;                                                 \
 113     :u;                                                 \
 114     n;                                                  \
 115     s,^\($(_comment_and_close),,;                       \
 116     tv;                                                 \
 117     s,^.*$$,,;                                          \
 118     bu;                                                 \
 119     :v;                                                 \
 120   };                                                    \
 121   :e;                                                   \
 122 }
 123 # Quote all single quotes.
 124 _sed_rm_comments_q = $(subst ','\'',$(_sed_remove_comments))
 125 # help font-lock mode: '
 126
 127 _space_before_paren_exempt =? \\n\\$$
 128 _space_before_paren_exempt = \
 129   (^ *\#|(LA)?LR\([01]\)|percent_(code|define)|b4_syncline|m4_(define|init))
 130 # Ensure that there is a space before each open parenthesis in C code.
 131 sc_space_before_open_paren:
 132         @if $(VC_LIST_EXCEPT) | grep -l '\.[ch]$$' > /dev/null; then    \
 133           fail=0;                                                       \
 134           for c in $$($(VC_LIST_EXCEPT) | grep '\.[ch]$$'); do          \
 135             sed '$(_sed_rm_comments_q)' $$c 2>/dev/null                 \
 136               | grep -i '[[:alnum:]]('                                  \
 137               | grep -vE '$(_space_before_paren_exempt)'                \
 138               | grep . && { fail=1; echo "*** $$c"; };                  \
 139           done;                                                         \
 140           test $$fail = 1 &&                                            \
 141             { echo '$(ME): the above files lack a space-before-open-paren' \
 142                 1>&2; exit 1; } || :;                                   \
 143         else :;                                                         \
 144         fi
 145
 146 ## -------------------------- ##
 147 ## syntax-checks exceptions.  ##
 148 ## -------------------------- ##
 149
 150 # po-check: we use gnulib-po, so we don't need/want them in our POTFILE.
 151 generated_files =
 152
 153 exclude = \
 154   $(foreach a,$(1),$(eval $(subst $$,$$$$,exclude_file_name_regexp--sc_$(a))))
 155
 156 $(call exclude,                                                                 \
 157   bindtextdomain=^lib/main.c$$                                                  \
 158   cast_of_argument_to_free=^src/muscle-tab.c$$                                  \
 159   error_message_uppercase=etc/bench.pl.in$$                                     \
 160   po_check=^tests|(^po/POTFILES.in|.md)$$                                       \
 161   preprocessor_indentation=^data/|^lib/|^src/parse-gram.[ch]$$                  \
 162   program_name=^lib/main.c$$                                                    \
 163   prohibit_always-defined_macros=^data/skeletons/yacc.c$$                       \
 164   prohibit_always-defined_macros+=?|^src/(parse-gram.c|system.h)$$              \
 165   prohibit_always-defined_macros+=?|^tests/regression.at$$                      \
 166   prohibit_doubled_word=^tests/named-refs.at$$                                  \
 167   prohibit_magic_number_exit=^doc/bison.texi$$                                  \
 168   prohibit_magic_number_exit+=?|^tests/(conflicts|regression).at$$              \
 169   prohibit_strcmp=^doc/bison\.texi|examples|tests                               \
 170   prohibit_tab_based_indentation=install-icc.sh|\.(am|mk)$$|^\.git|tests/input.at|Makefile$$   \
 171   require_config_h=^(lib/yyerror|data/skeletons/(glr|yacc))\.c$$                \
 172   require_config_h_first=^(lib/yyerror|data/skeletons/(glr|yacc))\.c$$          \
 173   space_before_open_paren=^data/skeletons/                                      \
 174   two_space_separator_in_usage=^(bootstrap|build-aux/install-icc.sh)            \
 175   unmarked_diagnostics=^(doc/bison.texi$$|tests/c\+\+\.at$$)                    \
 176 )