# Customize maint.mk -*- makefile -*-
-# Copyright (C) 2003-2010 Free Software Foundation, Inc.
+# Copyright (C) 2003-2013 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 = Core GNU utilities
+# Use the direct link. This is guaranteed to work immediately, while
+# it can take a while for the faster mirror links to become usable.
+url_dir_list = http://ftp.gnu.org/gnu/$(PACKAGE)
+
# Tests not to run as part of "make distcheck".
local-checks-to-skip = \
- sc_texinfo_acronym
+ sc_proper_name_utf8_requires_ICONV
# Tools used to bootstrap this package, used for "announcement".
bootstrap-tools = autoconf,automake,gnulib,bison
# Now that we have better tests, make this the default.
export VERBOSE = yes
-old_NEWS_hash = 24f3cbd2c625a297dc4cfb1b076eeaae
+# Comparing tarball sizes compressed using different xz presets, we see that
+# an -8e-compressed tarball is only 9KiB larger than the -9e-compressed one.
+# Using -8e is preferred, since that lets the decompression process use half
+# the memory (32MiB rather than 64MiB).
+# $ for i in {7,8,9}{e,}; do \
+# (n=$(xz -$i < coreutils-8.15*.tar|wc -c);echo $n $i) & done |sort -nr
+# 5129388 7
+# 5036524 7e
+# 5017476 8
+# 5010604 9
+# 4923016 8e
+# 4914152 9e
+export XZ_OPT = -8e
+
+old_NEWS_hash = b93e7e43dd35f32961c354e41211b86e
# Add an exemption for sc_makefile_at_at_check.
_makefile_at_at_check_exceptions = ' && !/^cu_install_program =/'
dd = $(srcdir)/src/dd.c
sc_dd_O_FLAGS:
@rm -f $@.1 $@.2
- @{ echo O_FULLBLOCK; perl -nle '/^ +\| (O_\w*)$$/ and print $$1' \
- $(dd); } | sort > $@.1
+ @{ echo O_FULLBLOCK; echo O_NOCACHE; \
+ perl -nle '/^ +\| (O_\w*)$$/ and print $$1' $(dd); } | sort > $@.1
@{ echo O_NOFOLLOW; perl -nle '/{"[a-z]+",\s*(O_\w+)},/ and print $$1' \
$(dd); } | sort > $@.2
@diff -u $@.1 $@.2 || diff=1 || diff=; \
fi
endif
-# Many m4 macros names once began with `jm_'.
+# Many m4 macros names once began with 'jm_'.
# On 2004-04-13, they were all changed to start with gl_ instead.
# Make sure that none are inadvertently reintroduced.
sc_prohibit_jm_in_m4:
# Ensure that each root-requiring test is run via the "check-root" rule.
sc_root_tests:
- @if test -d tests \
- && grep check-root tests/Makefile.am>/dev/null 2>&1; then \
- t1=sc-root.expected; t2=sc-root.actual; \
- grep -nl '^require_root_$$' \
- $$($(VC_LIST) tests) |sed s,tests/,, |sort > $$t1; \
- sed -n '/^root_tests =[ ]*\\$$/,/[^\]$$/p' \
- $(srcdir)/tests/Makefile.am \
- | sed 's/^ *//;/^root_tests =/d' \
- | tr -s '\012\\' ' ' | fmt -1 | sort > $$t2; \
- diff -u $$t1 $$t2 || diff=1 || diff=; \
+ @t1=sc-root.expected; t2=sc-root.actual; \
+ grep -nl '^ *require_root_$$' `$(VC_LIST) tests` | sort > $$t1; \
+ for t in $(all_root_tests); do echo $$t; done | sort > $$t2; \
+ st=0; diff -u $$t1 $$t2 || st=1; \
rm -f $$t1 $$t2; \
- test "$$diff" \
- && { echo 'tests/Makefile.am: missing check-root action'>&2; \
- exit 1; } || :; \
- fi
-
-# Ensure that the syntax_check_exceptions file list in Makefile.am
-# stays in sync with corresponding files in the repository.
-sce = syntax_check_exceptions
-sc_x_sc_dist_check:
- @test "$$( ($(VC_LIST) | sed -n '/\.x-sc_/p' \
- | sed 's|^$(_dot_escaped_srcdir)/||'; \
- sed -n '/^$(sce) =[ ]*\\$$/,/[^\]$$/p' \
- $(srcdir)/Makefile.am \
- | sed 's/^ *//;/^$(sce) =/d' \
- | tr -s '\012\\' ' ' | fmt -1 \
- ) | sort | uniq -u)" \
- && { echo 'Makefile.am: $(sce) mismatch' >&2; exit 1; } || :;
+ exit $$st
+
+# Ensure that all version-controlled test cases are listed in $(all_tests).
+sc_tests_list_consistency:
+ @bs="\\"; \
+ test_extensions_rx=`echo $(TEST_EXTENSIONS) \
+ | sed -e "s/ /|/g" -e "s/$$bs./$$bs$$bs./g"`; \
+ { \
+ for t in $(all_tests); do echo $$t; done; \
+ cd $(top_srcdir); \
+ $(SHELL) build-aux/vc-list-files tests \
+ | grep -Ev '^tests/(factor/(run|create-test)|init)\.sh$$' \
+ | $(EGREP) "$$test_extensions_rx\$$"; \
+ } | sort | uniq -u | grep . && exit 1; :
# Create a list of regular expressions matching the names
# of files included from system.h. Exclude a couple.
{ echo '$(ME): found misuse of Sun OS version numbers' 1>&2; \
exit 1; } || :
-ALL_RECURSIVE_TARGETS += sc_tight_scope
-sc_tight_scope:
- @$(MAKE) -s -C src $@
-
-ALL_RECURSIVE_TARGETS += sc_check-AUTHORS
-sc_check-AUTHORS:
- @$(MAKE) -s -C src $@
-
-# Option descriptions should not start with a capital letter
+# Ensure that the list of programs and author names is accurate.
+# We need a UTF8 locale. If a lack of locale support or a missing
+# translation inhibits printing of UTF-8 names, just skip this test.
+au_dotdot = authors-dotdot
+au_actual = authors-actual
+sc_check-AUTHORS: $(all_programs)
+ @locale=en_US.UTF-8; \
+ LC_ALL=$$locale ./src/cat --version \
+ | grep ' Torbjorn ' > /dev/null \
+ && { echo "$@: skipping this check"; exit 0; }; \
+ rm -f $(au_actual) $(au_dotdot); \
+ for i in `ls $(all_programs) \
+ | sed -e 's,^src/,,' -e 's,$(EXEEXT)$$,,' \
+ | sed /libstdbuf/d \
+ | $(ASSORT) -u`; do \
+ test "$$i" = '[' && continue; \
+ exe=$$i; \
+ if test "$$i" = install; then \
+ exe=ginstall; \
+ elif test "$$i" = test; then \
+ exe='['; \
+ fi; \
+ LC_ALL=$$locale ./src/$$exe --version \
+ | perl -0 -pi -e 's/,\n/, /gm' \
+ | sed -n -e '/Written by /{ s//'"$$i"': /;' \
+ -e 's/,* and /, /; s/\.$$//; p; }'; \
+ done > $(au_actual) && \
+ sed -n '/^[^ ][^ ]*:/p' $(srcdir)/AUTHORS > $(au_dotdot) \
+ && diff $(au_actual) $(au_dotdot) \
+ && rm -f $(au_actual) $(au_dotdot)
+
+# Each program with a non-ASCII author name must link with LIBICONV.
+sc_check-I18N-AUTHORS:
+ @cd $(srcdir)/src && \
+ for i in $$(git grep -l -w proper_name_utf8 *.c|sed 's/\.c//'); do \
+ grep -E "^src_$${i}_LDADD"' .?= .*\$$\(LIBICONV\)' local.mk \
+ > /dev/null \
+ || { echo "$(ME): link rules for $$i do not include" \
+ '$$(LIBICONV)' 1>&2; exit 1; }; \
+ done
+
+# Ensure %j is not used for intmax_t as it's not universally supported.
+# There are issues on HPUX for example. But note that %ju was used between
+# coreutils 8.13 (2011-10) and 8.20 (2012-10) without any reported issue,
+# and the particular issue this check is associated with was for %*jx.
+# So we may be able to relax this restriction soon.
+sc_prohibit-j-printf-format:
+ @cd $(srcdir)/src && GIT_PAGER= git grep -n '%[0*]*j[udx]' *.c \
+ && { echo '$(ME): Use PRI*MAX instead of %j' 1>&2; exit 1; } \
+ || :
+
+# Look for lines longer than 80 characters, except omit:
+# - program-generated long lines in diff headers,
+# - tests involving long checksum lines, and
+# - the 'pr' test cases.
+LINE_LEN_MAX = 80
+FILTER_LONG_LINES = \
+ /^[^:]*\.diff:[^:]*:@@ / d; \
+ \|^[^:]*tests/misc/sha[0-9]*sum.*\.pl[-:]| d; \
+ \|^[^:]*tests/pr/|{ \|^[^:]*tests/pr/pr-tests:| !d; };
+sc_long_lines:
+ @files=$$($(VC_LIST_EXCEPT)) \
+ halt='line(s) with more than $(LINE_LEN_MAX) characters; reindent'; \
+ for file in $$files; do \
+ expand $$file | grep -nE '^.{$(LINE_LEN_MAX)}.' | \
+ sed -e "s|^|$$file:|" -e '$(FILTER_LONG_LINES)'; \
+ done | grep . && { msg="$$halt" $(_sc_say_and_exit) } || :
+
+# Option descriptions should not start with a capital letter.
# One could grep source directly as follows:
# grep -E " {2,6}-.*[^.] [A-Z][a-z]" $$($(VC_LIST_EXCEPT) | grep '\.c$$')
# but that would miss descriptions not on the same line as the -option.
-ALL_RECURSIVE_TARGETS += sc_option_desc_uppercase
-sc_option_desc_uppercase:
- @$(MAKE) -s -C src all_programs
- @$(MAKE) -s -C man $@
-
-# Ensure all man/*.[1x] files are present
-ALL_RECURSIVE_TARGETS += sc_man_file_correlation
-sc_man_file_correlation:
- @$(MAKE) -s -C src all_programs
- @$(MAKE) -s -C man $@
-
-# Perl-based tests used to exec perl from a #!/bin/sh script.
-# Now they all start with #!/usr/bin/perl and the portability
-# infrastructure is in tests/Makefile.am. Make sure no old-style
-# script sneaks back in.
-sc_no_exec_perl_coreutils:
- @if test -f $(srcdir)/tests/Coreutils.pm; then \
- grep '^exec *\$$PERL.*MCoreutils' $$($(VC_LIST) tests) && \
- { echo 1>&2 '$(ME): found anachronistic Perl-based tests'; \
- exit 1; } || :; \
- fi
+sc_option_desc_uppercase: $(ALL_MANS)
+ @grep '^\\fB\\-' -A1 man/*.1 | LC_ALL=C grep '\.1.[A-Z][a-z]' \
+ && { echo 1>&2 '$@: found initial capitals in --help'; exit 1; } || :
+
+# Ensure all man/*.[1x] files are present.
+sc_man_file_correlation: check-x-vs-1 check-programs-vs-x
+
+# Ensure that for each .x file in the 'man/' subdirectory, there is a
+# corresponding .1 file in the definition of $(EXTRA_MANS).
+# But since that expansion usually lacks programs like arch and hostname,
+# add them here manually.
+.PHONY: check-x-vs-1
+check-x-vs-1:
+ @PATH=./src$(PATH_SEPARATOR)$$PATH; export PATH; \
+ t=$@-t; \
+ (cd $(srcdir)/man && ls -1 *.x) \
+ | sed 's/\.x$$//' | $(ASSORT) > $$t; \
+ (echo $(patsubst man/%,%,$(ALL_MANS)) \
+ | tr -s ' ' '\n' | sed 's/\.1$$//') \
+ | $(ASSORT) -u | diff - $$t || { rm $$t; exit 1; }; \
+ rm $$t
+
+# Writing a portable rule to generate a manpage like '[.1' would be
+# a nightmare, so filter that out.
+all-progs-but-lbracket = $(filter-out [,$(patsubst src/%,%,$(all_programs)))
+
+# Ensure that for each coreutils program there is a corresponding
+# '.x' file in the 'man/' subdirectory.
+.PHONY: check-programs-vs-x
+check-programs-vs-x:
+ @status=0; \
+ for p in dummy $(all-progs-but-lbracket); do \
+ case $$p in *.so) continue;; esac; \
+ test $$p = dummy && continue; \
+ test $$p = ginstall && p=install || : ; \
+ test -f $(srcdir)/man/$$p.x \
+ || { echo missing $$p.x 1>&2; status=1; }; \
+ done; \
+ exit $$status
+
+# Ensure that the end of each release's section is marked by two empty lines.
+sc_NEWS_two_empty_lines:
+ @sed -n 4,/Noteworthy/p $(srcdir)/NEWS \
+ | perl -n0e '/(^|\n)\n\n\* Noteworthy/ or exit 1' \
+ || { echo '$(ME): use two empty lines to separate NEWS sections' \
+ 1>&2; exit 1; } || :
+
+# With split lines, don't leave an operator at end of line.
+# Instead, put it on the following line, where it is more apparent.
+# Don't bother checking for "*" at end of line, since it provokes
+# far too many false positives, matching constructs like "TYPE *".
+# Similarly, omit "=" (initializers).
+binop_re_ ?= [-/+^!<>]|[-/+*^!<>=]=|&&?|\|\|?|<<=?|>>=?
+sc_prohibit_operator_at_end_of_line:
+ @prohibit='. ($(binop_re_))$$' \
+ in_vc_files='\.[chly]$$' \
+ halt='found operator at end of line' \
+ $(_sc_search_regexp)
# Don't use "readlink" or "readlinkat" directly
sc_prohibit_readlink:
{ echo N; \
info libc date calendar format 2>/dev/null|grep '^ `%.'\'\
| $(extract_char); } | sort > $@-info; \
- diff -u $@-src $@-info || exit 1; \
+ if test $$(stat --format %s $@-info) != 2; then \
+ diff -u $@-src $@-info || exit 1; \
+ else \
+ echo '$(ME): skipping $@: libc info not installed' 1>&2; \
+ fi; \
rm -f $@-src $@-info; \
fi
halt='TAB in indentation; use only spaces' \
$(_sc_search_regexp)
+# The SEE ALSO section of a man page should not be terminated with
+# a period. Check the first line after each "SEE ALSO" line in man/*.x:
+sc_prohibit_man_see_also_period:
+ @grep -nB1 '\.$$' $$($(VC_LIST_EXCEPT) | grep 'man/.*\.x$$') \
+ | grep -A1 -e '-\[SEE ALSO\]' | grep '\.$$' && \
+ { echo '$(ME): do not end "SEE ALSO" section with a period' \
+ 1>&2; exit 1; } || :
+
# Don't use "indent-tabs-mode: nil" anymore. No longer needed.
sc_prohibit_emacs__indent_tabs_mode__setting:
@prohibit='^( *[*#] *)?indent-tabs-mode:' \
halt='use of emacs indent-tabs-mode: setting' \
$(_sc_search_regexp)
-# Ensure that each file that contains fail=1 also contains fail=0.
-# Otherwise, setting file=1 in the environment would make tests fail unexpectedly.
+# Ensure that tests don't include a redundant fail=0.
sc_prohibit_fail_0:
@prohibit='\<fail=0\>' \
halt='fail=0 initialization' \
$(_sc_search_regexp)
+# The mode part of a setfacl -m option argument must be three bytes long.
+# I.e., an argument of user:bin:rw or user:bin:r will make Solaris 10's
+# setfacl reject it with: "Unrecognized character found in mode field".
+# Use hyphens to give it a length of 3: "...:rw-" or "...:r--".
+sc_prohibit_short_facl_mode_spec:
+ @prohibit='\<setfacl .*-m.*:.*:[rwx-]{1,2} ' \
+ halt='setfacl mode string length < 3; extend with hyphen(s)' \
+ $(_sc_search_regexp)
+
# Ensure that "stdio--.h" is used where appropriate.
sc_require_stdio_safer:
@if $(VC_LIST_EXCEPT) | grep -l '\.[ch]$$' > /dev/null; then \
halt='prefer xnanosleep over other sleep interfaces' \
$(_sc_search_regexp)
+# Use print_ver_ (from init.cfg), not open-coded $VERBOSE check.
+sc_prohibit_verbose_version:
+ @prohibit='test "\$$VERBOSE" = yes && .* --version' \
+ halt='use the print_ver_ function instead...' \
+ $(_sc_search_regexp)
+
+# Use framework_failure_, not the old name without the trailing underscore.
+sc_prohibit_framework_failure:
+ @prohibit='\<framework_''failure\>' \
+ halt='use framework_failure_ instead' \
+ $(_sc_search_regexp)
+
+# Prohibit the use of `...` in tests/. Use $(...) instead.
+sc_prohibit_test_backticks:
+ @prohibit='`' in_vc_files='^tests/' \
+ halt='use $$(...), not `...` in tests/' \
+ $(_sc_search_regexp)
+
+# Programs like sort, ls, expr use PROG_FAILURE in place of EXIT_FAILURE.
+# Others, use the EXIT_CANCELED, EXIT_ENOENT, etc. macros defined in system.h.
+# In those programs, ensure that EXIT_FAILURE is not used by mistake.
+sc_some_programs_must_avoid_exit_failure:
+ @grep -nw EXIT_FAILURE \
+ $$(git grep -El '[^T]_FAILURE|EXIT_CANCELED' src) \
+ | grep -vE '= EXIT_FAILURE|exit \(.* \?' | grep . \
+ && { echo '$(ME): do not use EXIT_FAILURE in the above' \
+ 1>&2; exit 1; } || :
+
+# Ensure that tests call the print_ver_ function for programs which are
+# actually used in that test.
+sc_prohibit_test_calls_print_ver_with_irrelevant_argument:
+ @git grep -w print_ver_ tests \
+ | sed 's#:print_ver_##' \
+ | { fail=0; \
+ while read file name; do \
+ for i in $$name; do \
+ case "$$i" in install) i=ginstall;; esac; \
+ grep -w "$$i" $$file|grep -vw print_ver_|grep -q . \
+ || { fail=1; \
+ echo "*** Test: $$file, offending: $$i." 1>&2; };\
+ done; \
+ done; \
+ test $$fail = 0 || exit 1; \
+ } || { echo "$(ME): the above test(s) call print_ver_ for" \
+ "program(s) they don't use" 1>&2; exit 1; }
+
+# Exempt the contents of any usage function from the following.
+_continued_string_col_1 = \
+s/^usage .*?\n}//ms;/\\\n\w/ and print ("$$ARGV\n"),$$e=1;END{$$e||=0;exit $$e}
+# Ding any source file that has a continued string with an alphabetic in the
+# first column of the following line. We prohibit them because they usually
+# trigger false positives in tools that try to map an arbitrary line number
+# to the enclosing function name. Of course, very many strings do precisely
+# this, *when they are part of the usage function*. That is why we exempt
+# the contents of any function named "usage".
+sc_prohibit_continued_string_alpha_in_column_1:
+ @perl -0777 -ne '$(_continued_string_col_1)' \
+ $$($(VC_LIST_EXCEPT) | grep '\.[ch]$$') \
+ || { echo '$(ME): continued string with word in first column' \
+ 1>&2; exit 1; } || :
+# Use this to list offending lines:
+# git ls-files |grep '\.[ch]$' | xargs \
+# perl -n -0777 -e 's/^usage.*?\n}//ms;/\\\n\w/ and print "$ARGV\n"' \
+# | xargs grep -A1 '\\$'|grep '\.[ch][:-][_a-zA-Z]'
+
+
###########################################################
_p0 = \([^"'/]\|"\([^\"]\|[\].\)*"\|'\([^\']\|[\].\)*'
_pre = $(_p0)\|[/][^"'/*]\|[/]"\([^\"]\|[\].\)*"\|[/]'\([^\']\|[\].\)*'\)*
else :; \
fi
+# Similar to the gnulib maint.mk rule for sc_prohibit_strcmp
+# Use STREQ_LEN or STRPREFIX rather than comparing strncmp == 0, or != 0.
+sc_prohibit_strncmp:
+ @grep -nE '! *str''ncmp *\(|\<str''ncmp *\(.+\) *[!=]=' \
+ $$($(VC_LIST_EXCEPT)) \
+ | grep -vE ':# *define STR(N?EQ_LEN|PREFIX)\(' && \
+ { echo '$(ME): use STREQ_LEN or STRPREFIX instead of str''ncmp' \
+ 1>&2; exit 1; } || :
+
+# Enforce recommended preprocessor indentation style.
+sc_preprocessor_indentation:
+ @if cppi --version >/dev/null 2>&1; then \
+ $(VC_LIST_EXCEPT) | grep '\.[ch]$$' | xargs cppi -a -c \
+ || { echo '$(ME): incorrect preprocessor indentation' 1>&2; \
+ exit 1; }; \
+ else \
+ echo '$(ME): skipping test $@: cppi not installed' 1>&2; \
+ fi
+
+# THANKS.in is a list of name/email pairs for people who are mentioned in
+# commit logs (and generated ChangeLog), but who are not also listed as an
+# author of a commit. Name/email pairs of commit authors are automatically
+# extracted from the repository. As a very minor factorization, when
+# someone who was initially listed only in THANKS.in later authors a commit,
+# this rule detects that their pair may now be removed from THANKS.in.
+sc_THANKS_in_duplicates:
+ @{ git log --pretty=format:%aN | sort -u; \
+ cut -b-36 THANKS.in | sed '/^$$/d;s/ *$$//'; } \
+ | sort | uniq -d | grep . \
+ && { echo '$(ME): remove the above names from THANKS.in' \
+ 1>&2; exit 1; } || :
+
# Override the default Cc: used in generating an announcement.
announcement_Cc_ = $(translation_project_), \
coreutils@gnu.org, coreutils-announce@gnu.org
-include $(srcdir)/dist-check.mk
+-include $(srcdir)/dist-check.mk
update-copyright-env = \
- UPDATE_COPYRIGHT_USE_INTERVALS=1 \
+ UPDATE_COPYRIGHT_FORCE=1 \
+ UPDATE_COPYRIGHT_USE_INTERVALS=2 \
UPDATE_COPYRIGHT_MAX_LINE_LENGTH=79
+
+# List syntax-check exemptions.
+exclude_file_name_regexp--sc_space_tab = \
+ ^(tests/pr/|tests/misc/nl\.sh$$|gl/.*\.diff$$)
+exclude_file_name_regexp--sc_bindtextdomain = \
+ ^(gl/.*|lib/euidaccess-stat|src/make-prime-list)\.c$$
+exclude_file_name_regexp--sc_trailing_blank = ^tests/pr/
+exclude_file_name_regexp--sc_system_h_headers = \
+ ^src/((system|copy)\.h|libstdbuf\.c|make-prime-list\.c)$$
+
+_src = (false|lbracket|ls-(dir|ls|vdir)|tac-pipe|uname-(arch|uname))
+exclude_file_name_regexp--sc_require_config_h_first = \
+ (^lib/buffer-lcm\.c|src/$(_src)\.c)$$
+exclude_file_name_regexp--sc_require_config_h = \
+ $(exclude_file_name_regexp--sc_require_config_h_first)
+
+exclude_file_name_regexp--sc_po_check = ^gl/
+exclude_file_name_regexp--sc_prohibit_always-defined_macros = \
+ ^src/(seq|remove)\.c$$
+exclude_file_name_regexp--sc_prohibit_empty_lines_at_EOF = ^tests/pr/
+exclude_file_name_regexp--sc_program_name = \
+ ^(gl/.*|lib/euidaccess-stat|src/make-prime-list)\.c$$
+exclude_file_name_regexp--sc_file_system = \
+ NEWS|^(init\.cfg|src/df\.c|tests/df/df-P\.sh|tests/df/df-output\.sh)$$
+exclude_file_name_regexp--sc_prohibit_always_true_header_tests = \
+ ^m4/stat-prog\.m4$$
+exclude_file_name_regexp--sc_prohibit_fail_0 = \
+ (^.*/git-hooks/commit-msg|^tests/init\.sh|Makefile\.am|\.mk|.*\.texi)$$
+exclude_file_name_regexp--sc_prohibit_atoi_atof = ^lib/euidaccess-stat\.c$$
+
+# longlong.h is maintained elsewhere.
+_ll = ^src/longlong\.h$$
+exclude_file_name_regexp--sc_useless_cpp_parens = $(_ll)
+exclude_file_name_regexp--sc_long_lines = $(_ll)
+exclude_file_name_regexp--sc_space_before_open_paren = $(_ll)
+
+tbi_1 = ^tests/pr/|(^gl/lib/reg.*\.c\.diff|\.mk|^man/help2man)$$
+tbi_2 = ^scripts/git-hooks/(pre-commit|pre-applypatch|applypatch-msg)$$
+tbi_3 = (GNU)?[Mm]akefile(\.am)?$$|$(_ll)
+exclude_file_name_regexp--sc_prohibit_tab_based_indentation = \
+ $(tbi_1)|$(tbi_2)|$(tbi_3)
+
+exclude_file_name_regexp--sc_preprocessor_indentation = \
+ ^(gl/lib/rand-isaac\.[ch]|gl/tests/test-rand-isaac\.c)$$|$(_ll)
+exclude_file_name_regexp--sc_prohibit_stat_st_blocks = \
+ ^(src/system\.h|tests/du/2g\.sh)$$
+
+exclude_file_name_regexp--sc_prohibit_continued_string_alpha_in_column_1 = \
+ ^src/(system\.h|od\.c|printf\.c)$$
+
+exclude_file_name_regexp--sc_prohibit_test_backticks = \
+ ^tests/(local\.mk|(init|misc/stdbuf|factor/create-test)\.sh)$$
+
+# Exempt test.c, since it's nominally shared, and relatively static.
+exclude_file_name_regexp--sc_prohibit_operator_at_end_of_line = \
+ ^src/(ptx|test|head)\.c$$
+
+exclude_file_name_regexp--sc_error_message_uppercase = ^src/factor\.c$$
+exclude_file_name_regexp--sc_prohibit_atoi_atof = ^src/make-prime-list\.c$$
+
+# Augment AM_CFLAGS to include our per-directory options:
+AM_CFLAGS += $($(@D)_CFLAGS)
+
+src_CFLAGS = $(WARN_CFLAGS)
+lib_CFLAGS = $(GNULIB_WARN_CFLAGS)
+gnulib-tests_CFLAGS = $(GNULIB_TEST_WARN_CFLAGS)
+
+# Configuration to make the tight-scope syntax-check rule work with
+# non-recursive make.
+export _gl_TS_headers = $(srcdir)/cfg.mk
+_gl_TS_dir = .
+_gl_TS_obj_files = src/*.$(OBJEXT)
+_gl_TS_other_headers = src/*.h
+
+# Tell the tight_scope rule about an exceptional "extern" variable.
+# Normally, the rule would detect its declaration, but that uses a
+# different name, __clz_tab.
+_gl_TS_unmarked_extern_vars = factor_clz_tab