1 # GNU Makefile for gnulib central.
2 # Copyright (C) 2006, 2009-2015 Free Software Foundation, Inc.
4 # Copying and distribution of this file, with or without modification,
5 # in any medium, are permitted without royalty provided the copyright
6 # notice and this notice are preserved.
8 # This Makefile requires the use of GNU make. Some targets require
9 # that you have tools like git, makeinfo and cppi installed.
11 # Required for the use of <(...) below.
14 # Produce some files that are not stored in the repository.
17 # Produce the documentation in readable form.
19 cd doc
&& $(MAKE
) $@
&& $(MAKE
) mostlyclean
21 # Collect the names of rules starting with 'sc_'.
22 syntax-check-rules
:= $(sort $(shell sed
-n
's/^\(sc_[a-zA-Z0-9_-]*\):.*/\1/p'\
25 # Perform some platform independent checks on the gnulib code.
26 check: $(syntax-check-rules
)
28 sc_prefer_ac_check_funcs_once
:
29 @if
test -d .git
; then \
30 git grep
-w
-l AC_CHECK_FUNCS modules \
31 && { echo use AC_CHECK_FUNCS_ONCE
, not AC_CHECK_FUNCS \
32 in modules
/ 1>&2; exit
1; } ||
: \
35 sc_prohibit_leading_TABs
:
36 @if
test -d .git
; then \
37 git grep
-l
'^ * ' lib m4 tests \
38 | grep
-Ev
'^lib/reg|Makefile|test-update-copyright' \
40 && { printf
'*** %s\n' 'indent with spaces, not TABs;' \
41 1>&2; exit
1; } ||
: \
44 sc_prohibit_augmenting_PATH_via_TESTS_ENVIRONMENT
:
45 @if
test -d .git
; then \
46 url
=http
://thread.gmane.org
/gmane.comp.lib.gnulib.bugs
/22874; \
47 git grep
'^[ ]*TESTS_ENVIRONMENT += PATH=' modules \
48 && { printf
'%s\n' 'Do not augment PATH via TESTS_ENVIRONMENT;' \
49 " see <$$url>" 1>&2; exit
1; } ||
: \
52 # It's easy to forget the noise-suppressing "@" at the beginning
53 # of each sc_ rule. Check for it both in maint.mk and in this file.
54 sc_prohibit_sc_omitted_at
:
55 @if
test -d .git
; then \
56 git grep
-n
-A1
'^sc_[[:alnum:]_-]*:' top
/maint.mk Makefile \
57 | grep
-vE
':sc_|[0-9][-] @|--$$' \
58 | sed
's/-\([0-9][0-9]*\)-/:\1:/' \
60 && { printf
'*** %s\n' 'oops; missing "@"' \
61 1>&2; exit
1; } ||
: \
64 # Run all maint.mk syntax-check tests on gnulib's sources.
66 @
rm -f maint.mk
; ln
-s top
/maint.mk maint.mk
67 $(MAKE
) -s
srcdir=. gnulib_dir
=. _build-aux
=build-aux \
68 -f cfg.mk
-f maint.mk syntax-check
71 # Files in m4/ that (exceptionally) may use AC_LIBOBJ.
72 # Do not include their ".m4" suffix.
95 allow_AC_LIBOBJ_or
:= $(shell echo
$(allow_AC_LIBOBJ
) | tr
-s
' ' '|')
97 sc_prohibit_AC_LIBOBJ_in_m4
:
98 @url
=http
://article.gmane.org
/gmane.comp.lib.gnulib.bugs
/26995; \
99 if
test -d .git
; then \
101 | grep
-Ev
'^m4/($(allow_AC_LIBOBJ_or))\.m4$$' \
102 | xargs grep
'^ *AC_LIBOBJ(' \
103 && { printf
'%s\n' 'Do not use AC_LIBOBJ in m4/*.m4;' \
104 "see <$$url>"; exit
1; } ||
:; \
108 @if
test -d .git
; then \
109 git ls-files|grep
'\.in\.h$$' \
110 | xargs grep
-l
'^@PRAGMA_SYSTEM_HEADER@' \
111 | xargs grep
-L
'^@PRAGMA_COLUMNS@' \
114 'the files listed above use @PRAGMA_SYSTEM_HEADER@' \
115 'without also using @PRAGMA_COLUMNS@' 1>&2; \
119 # Verify that certain (for now, only Jim Meyering and Eric Blake's)
120 # *.c files are consistently cpp indented.
122 @.
/gnulib-tool
--extract-filelist \
123 $$(cd .
/modules
; grep
-ilrE
'(meyering|blake)' .
) \
126 | grep
-vE
'/(stdio-(read|write)|getloadavg)\.c$$' \
129 # Ensure that the list of symbols checked for by the
130 # sc_prohibit_intprops_without_use rule match those in the actual file.
131 # Extract the symbols from the .h file and compare with the list of
132 # symbols extracted from the rule in maint.mk.
135 diff
-u
<(perl
-lne
'/^# *define ([A-Z]\w+)\(/ and print $$1' $$i|fmt
) \
136 <(sed
-n
/^_intprops_name
/,/^_intprops_syms_re
/p top
/maint.mk \
137 |sed
'/^_/d;s/^ //;s/ *\\$$//')
139 # Ensure that the copyright statements in files and in the module descriptions
144 # Regenerate some files that are stored in the repository.
147 # MODULES.html is periodically being generated and copied to the web pages at
148 # :ext:USER@cvs.savannah.gnu.org:/web/gnulib/gnulib/
149 # where it then appears at <http://www.gnu.org/software/gnulib/MODULES.html>.
150 MODULES.html
: MODULES.html.sh
151 .
/MODULES.html.sh
> MODULES.html
153 # Run this rule once per year (usually early in January)
154 # to update all FSF copyright year lists here.
155 # We exclude the files listed in srclist.txt (maintained elsewhere)
156 # as well as those in tests/unictype (generated).
157 # Also exclude any file that includes the "GENERATED AUTOMATICALLY" comment,
158 # being careful not to exclude code that merely generates the comment.
159 # Also exclude doc/INSTALL*, since they too are generated.
162 grep
-v
'^#' config
/srclist.txt|grep
-v
'^$$' \
163 | while read src dst
; do \
164 test -f
"$$dst" && { echo
"$$dst"; continue
; }; \
165 test -d
"$$dst" || continue
; \
166 echo
"$$dst"/$$(basename "$$src"); \
168 git ls-files tests
/unictype
>> $$exempt; \
169 git ls-files doc
/INSTALL
* >> $$exempt; \
170 git ls-files | grep
-vFf
$$exempt \
171 | xargs grep
-L
'^/\*.*GENERATED AUTOMATICALLY' \
172 | UPDATE_COPYRIGHT_MAX_LINE_LENGTH
=79 \
173 UPDATE_COPYRIGHT_USE_INTERVALS
=1 \
174 xargs build-aux
/update-copyright