# Customize maint.mk -*- makefile -*-
-# Copyright (C) 2008-2012 Free Software Foundation, Inc.
+# Copyright (C) 2008-2013 Free Software Foundation, Inc.
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# Used in maint.mk's web-manual rule
manual_title = The Yacc-compatible Parser Generator
+gendocs_options_ = -I $(abs_top_srcdir)/doc -I $(abs_top_builddir)/doc
# It's useful to run maintainer-*check* targets during development, but we
# don't want to wait on a recompile because of an update to $(VERSION). Thus,
update-copyright-env = \
UPDATE_COPYRIGHT_FORCE=1 UPDATE_COPYRIGHT_USE_INTERVALS=1
+
+## -------------------- ##
+## More syntax-checks. ##
+## -------------------- ##
+
+# At least for Mac OS X's grep, the order between . and [ in "[^.[]"
+# matters:
+# $ LC_ALL=fr_FR grep -nE '[^[.]' /dev/null
+# $ LC_ALL=C grep -nE '[^[.]' /dev/null
+# grep: invalid collating element or class
+# $ LC_ALL=fr_FR grep -nE '[^.[]' /dev/null
+# $ LC_ALL=C grep -nE '[^.[]' /dev/null
+sc_at_parser_check:
+ @prohibit='AT_PARSER_CHECK\(\[+[^.[]|AT_CHECK\(\[+\./' \
+ halt='use AT_PARSER_CHECK for and only for generated parsers' \
+ $(_sc_search_regexp)
+
+# Indent only with spaces.
+# Taken from Coreutils.
+sc_prohibit_tab_based_indentation:
+ @prohibit='^ * ' \
+ halt='TAB in indentation; use only spaces' \
+ $(_sc_search_regexp)
+
+# Prohibit the use of `...` in tests/. Use $(...) instead.
+# Taken from Coreutils.
+# Not ready for Bison yet.
+#sc_prohibit_test_backticks:
+# @prohibit='`' in_vc_files='^tests/' \
+# halt='use $$(...), not `...` in tests/' \
+# $(_sc_search_regexp)
+
+# Enforce recommended preprocessor indentation style.
+# Taken from Coreutils.
+sc_preprocessor_indentation:
+ @if cppi --version >/dev/null 2>&1; then \
+ $(VC_LIST_EXCEPT) | grep '\.[ch]$$' | xargs cppi -a -c \
+ || { echo '$(ME): incorrect preprocessor indentation' 1>&2; \
+ exit 1; }; \
+ else \
+ echo '$(ME): skipping test $@: cppi not installed' 1>&2; \
+ fi
+
+###########################################################
+# Taken from Coreutils.
+_p0 = \([^"'/]\|"\([^\"]\|[\].\)*"\|'\([^\']\|[\].\)*'
+_pre = $(_p0)\|[/][^"'/*]\|[/]"\([^\"]\|[\].\)*"\|[/]'\([^\']\|[\].\)*'\)*
+_pre_anchored = ^\($(_pre)\)
+_comment_and_close = [^*]\|[*][^/*]\)*[*][*]*/
+# help font-lock mode: '
+
+# A sed expression that removes ANSI C and ISO C99 comments.
+# Derived from the one in GNU gettext's 'moopp' preprocessor.
+_sed_remove_comments = \
+/[/][/*]/{ \
+ ta; \
+ :a; \
+ s,$(_pre_anchored)//.*,\1,; \
+ te; \
+ s,$(_pre_anchored)/[*]\($(_comment_and_close),\1 ,; \
+ ta; \
+ /^$(_pre)[/][*]/{ \
+ s,$(_pre_anchored)/[*].*,\1 ,; \
+ tu; \
+ :u; \
+ n; \
+ s,^\($(_comment_and_close),,; \
+ tv; \
+ s,^.*$$,,; \
+ bu; \
+ :v; \
+ }; \
+ :e; \
+}
+# Quote all single quotes.
+_sed_rm_comments_q = $(subst ','\'',$(_sed_remove_comments))
+# help font-lock mode: '
+
+_space_before_paren_exempt =? \\n\\$$
+_space_before_paren_exempt = \
+ (^ *\#|(LA)?LR\([01]\)|percent_(code|define)|b4_syncline|m4_(define|init)|symbol)
+# Ensure that there is a space before each open parenthesis in C code.
+sc_space_before_open_paren:
+ @if $(VC_LIST_EXCEPT) | grep -l '\.[ch]$$' > /dev/null; then \
+ fail=0; \
+ for c in $$($(VC_LIST_EXCEPT) | grep '\.[ch]$$'); do \
+ sed '$(_sed_rm_comments_q)' $$c 2>/dev/null \
+ | grep -i '[[:alnum:]](' \
+ | grep -vE '$(_space_before_paren_exempt)' \
+ | grep . && { fail=1; echo "*** $$c"; }; \
+ done; \
+ test $$fail = 1 && \
+ { echo '$(ME): the above files lack a space-before-open-paren' \
+ 1>&2; exit 1; } || :; \
+ else :; \
+ fi
+
+## -------------------------- ##
+## syntax-checks exceptions. ##
+## -------------------------- ##
+
exclude = \
$(foreach a,$(1),$(eval $(subst $$,$$$$,exclude_file_name_regexp--sc_$(a))))
$(call exclude, \
bindtextdomain=^lib/main.c$$ \
+ preprocessor_indentation=^data/|^lib/|^src/parse-gram.[ch]$$ \
program_name=^lib/main.c$$ \
- prohibit_always-defined_macros=^data/yacc.c|^djgpp/ \
+ prohibit_always-defined_macros=^data/yacc.c$$|^djgpp/ \
prohibit_always-defined_macros+=?|^lib/timevar.c$$ \
prohibit_always-defined_macros+=?|^src/(parse-gram.c|system.h)$$ \
prohibit_always-defined_macros+=?|^tests/regression.at$$ \
+ prohibit_always_true_header_tests=^djgpp/subpipe.h$$|^lib/timevar.c$$ \
+ prohibit_always_true_header_tests+=?|^m4/timevar.m4$$ \
prohibit_defined_have_decl_tests=?|^lib/timevar.c$$ \
- prohibit_empty_lines_at_EOF=^src/parse-gram.h$$ \
- prohibit_strcmp=^doc/bison\.texi$$ \
+ prohibit_doubled_word=^tests/named-refs.at$$ \
+ prohibit_magic_number_exit=^doc/bison.texi$$ \
+ prohibit_magic_number_exit+=?|^tests/(conflicts|regression).at$$ \
+ prohibit_strcmp=^doc/bison\.texi|tests/local\.at$$ \
+ prohibit_tab_based_indentation=\.(am|mk)$$|^djgpp/|^\.git \
require_config_h_first=^(lib/yyerror|data/(glr|yacc))\.c$$ \
- space_tab=^tests/(input|c\+\+)\.at$$ \
- unmarked_diagnostics=^(djgpp/|doc/bison.texi$$) \
+ space_before_open_paren=^(data/|djgpp/) \
+ unmarked_diagnostics=^(djgpp/|doc/bison.texi$$|tests/c\+\+\.at$$) \
)
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