1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
|
# Customize maint.mk -*- makefile -*-
# Copyright (C) 2009-2020 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
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
# Cause the tool(s) built by this package to be used also when running
# commands via e.g., "make syntax-check". Doing this a little sooner
# would have avoided a grep infloop bug.
ifeq ($(build_triplet), $(host_triplet))
export PATH := $(builddir)/src$(PATH_SEPARATOR)$(PATH)
endif
# Used in maint.mk's web-manual rule
manual_title = GNU Grep: Print lines matching a pattern
# Use the direct link. This is guaranteed to work immediately, while
# it can take a while for the faster mirror links to become usable.
url_dir_list = https://ftp.gnu.org/gnu/$(PACKAGE)
# Tests not to run as part of "make distcheck".
local-checks-to-skip = \
sc_texinfo_acronym
# Tools used to bootstrap this package, used for "announcement".
bootstrap-tools = autoconf,automake,gnulib
# Override the default Cc: used in generating an announcement.
announcement_Cc_ = $(translation_project_), $(PACKAGE)-devel@gnu.org
# The tight_scope test gets confused about inline functions.
# like 'to_uchar'.
_gl_TS_unmarked_extern_functions = main usage mb_clen to_uchar dfaerror dfawarn
# Now that we have better tests, make this the default.
export VERBOSE = yes
# Comparing tarball sizes compressed using different xz presets, we see
# that -6e adds only 60 bytes to the size of the tarball, yet reduces
# (from -9) the decompression memory requirement from 64 MiB to 9 MiB.
# Don't be tempted by -5e, since -6 and -5 use the same dictionary size.
# $ for i in {4,5,6,7,8,9}{e,}; do \
# (n=$(xz -$i < grep-2.11.tar|wc -c);echo $n $i) & done |sort -nr
# 1236632 4
# 1162564 5
# 1140988 4e
# 1139620 6
# 1139480 7
# 1139480 8
# 1139480 9
# 1129552 5e
# 1127616 6e
# 1127556 7e
# 1127556 8e
# 1127556 9e
export XZ_OPT = -6e
old_NEWS_hash = 5bddbd1a2cbbe3c14635c0bba293af50
# We prefer to spell it back-reference, as POSIX does.
sc_prohibit_backref:
@prohibit=back''reference \
halt='spell it "back-reference"' \
$(_sc_search_regexp)
# Many m4 macros names once began with 'jm_'.
# Make sure that none are inadvertently reintroduced.
sc_prohibit_jm_in_m4:
@grep -nE 'jm_[A-Z]' \
$$($(VC_LIST) m4 |grep '\.m4$$'; echo /dev/null) && \
{ echo '$(ME): do not use jm_ in m4 macro names' \
1>&2; exit 1; } || :
sc_prohibit_echo_minus_en:
@prohibit='\<echo -[en]' \
halt='do not use echo ''-e or echo ''-n; use printf instead' \
$(_sc_search_regexp)
# Look for lines longer than 80 characters, except omit:
# - program-generated long lines in diff headers,
# - the help2man script copied from upstream,
# - tests involving long checksum lines, and
# - the 'pr' test cases.
LINE_LEN_MAX = 80
FILTER_LONG_LINES = \
/^[^:]*\.diff:[^:]*:@@ / d; \
\|^[^:]*TODO:| d; \
\|^[^:]*man/help2man:| 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="$$halt" $(_sc_say_and_exit) } || :
# Indent only with spaces.
sc_prohibit_tab_based_indentation:
@prohibit='^ * ' \
halt='TAB in indentation; use only spaces' \
$(_sc_search_regexp)
# Don't use "indent-tabs-mode: nil" anymore. No longer needed.
sc_prohibit_emacs__indent_tabs_mode__setting:
@prohibit='^( *[*#] *)?indent-tabs-mode:' \
halt='use of emacs indent-tabs-mode: setting' \
$(_sc_search_regexp)
# Ensure that the list of test file names in tests/Makefile.am is sorted.
sc_sorted_tests:
@perl -0777 -ne \
'/^TESTS =(.*?)^$$/ms; ($$t = $$1) =~ s/[\\\s\n]+/\n/g;print $$t' \
tests/Makefile.am | sort -c
# THANKS.in is a list of name/email pairs for people who are mentioned in
# commit logs (and generated ChangeLog), but who are not also listed as an
# author of a commit. Name/email pairs of commit authors are automatically
# extracted from the repository. As a very minor factorization, when
# someone who was initially listed only in THANKS.in later authors a commit,
# this rule detects that their pair may now be removed from THANKS.in.
sc_THANKS_in_duplicates:
@{ git log --pretty=format:%aN | sort -u; \
cut -b-36 THANKS.in | sed '/^$$/d;s/ *$$//'; } \
| sort | uniq -d | grep . \
&& { echo '$(ME): remove the above names from THANKS.in' \
1>&2; exit 1; } || :
# Ensure that tests don't use `cmd ... && fail=1` as that hides crashes.
# The "exclude" expression allows common idioms like `test ... && fail=1`
# and the 2>... portion allows commands that redirect stderr and so probably
# independently check its contents and thus detect any crash messages.
sc_prohibit_and_fail_1:
@prohibit='&& fail=1' \
exclude='(stat|kill|test |EGREP|grep|compare|2> *[^/])' \
halt='&& fail=1 detected. Please use: returns_ 1 ... || fail=1' \
in_vc_files='^tests/' \
$(_sc_search_regexp)
update-copyright-env = \
UPDATE_COPYRIGHT_USE_INTERVALS=1 \
UPDATE_COPYRIGHT_MAX_LINE_LENGTH=79
include $(abs_top_srcdir)/dist-check.mk
exclude_file_name_regexp--sc_bindtextdomain = \
^tests/get-mb-cur-max\.c$$
exclude_file_name_regexp--sc_prohibit_strcmp = /colorize-.*\.c$$
exclude_file_name_regexp--sc_prohibit_xalloc_without_use = ^src/kwset\.c$$
exclude_file_name_regexp--sc_prohibit_tab_based_indentation = \
(Makefile|\.(am|mk)$$)
exclude_file_name_regexp--sc_prohibit_doubled_word = ^tests/count-newline$$
exclude_file_name_regexp--sc_long_lines = ^tests/.*$$
# If a test uses timeout, it must also use require_timeout_.
# Grandfather-exempt the fedora test, since it ensures timeout works
# as expected before using it.
sc_timeout_prereq:
@$(VC_LIST_EXCEPT) \
| grep '^tests/' \
| grep -v '^tests/fedora$$' \
| xargs grep -lw timeout \
| xargs grep -FLw require_timeout_ \
| $(GREP) . \
&& { echo '$(ME): timeout withtout use of require_timeout_' \
1>&2; exit 1; } || :
|
