1 # GNU Makefile for gnulib central.
2 # Copyright (C) 2006, 2009-2011 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 # Produce some files that are not stored in the repository.
14 # Produce the documentation in readable form.
16 cd doc && $(MAKE) $@ && $(MAKE) mostlyclean
18 # Collect the names of rules starting with `sc_'.
19 syntax-check-rules := $(sort $(shell sed -n 's/^\(sc_[a-zA-Z0-9_-]*\):.*/\1/p'\
22 # Perform some platform independent checks on the gnulib code.
23 check: $(syntax-check-rules)
25 sc_prefer_ac_check_funcs_once:
26 if test -d .git; then \
27 git grep -w -l AC_CHECK_FUNCS modules \
28 && { echo use AC_CHECK_FUNCS_ONCE, not AC_CHECK_FUNCS \
29 in modules/ 1>&2; exit 1; } || : \
32 sc_prohibit_augmenting_PATH_via_TESTS_ENVIRONMENT:
33 if test -d .git; then \
34 url=http://thread.gmane.org/gmane.comp.lib.gnulib.bugs/22874; \
35 git grep '^[ ]*TESTS_ENVIRONMENT += PATH=' modules \
36 && { printf '%s\n' 'Do not augment PATH via TESTS_ENVIRONMENT;' \
37 " see <$$url>" 1>&2; exit 1; } || : \
40 # Files in m4/ that (exceptionally) may use AC_LIBOBJ.
41 # Do not include their ".m4" suffix.
64 allow_AC_LIBOBJ_or := $(shell echo $(allow_AC_LIBOBJ) | tr -s ' ' '|')
66 sc_prohibit_AC_LIBOBJ_in_m4:
67 url=http://article.gmane.org/gmane.comp.lib.gnulib.bugs/26995; \
68 if test -d .git; then \
70 | grep -Ev '^m4/($(allow_AC_LIBOBJ_or))\.m4$$' \
71 | xargs grep '^ *AC_LIBOBJ(' \
72 && { printf '%s\n' 'Do not use AC_LIBOBJ in m4/*.m4;' \
73 "see <$$url>"; exit 1; } || :; \
77 if test -d .git; then \
78 git ls-files|grep '\.in\.h$$' \
79 | xargs grep -l '^@PRAGMA_SYSTEM_HEADER@' \
80 | xargs grep -L '^@PRAGMA_COLUMNS@' \
83 'the files listed above use @PRAGMA_SYSTEM_HEADER@' \
84 'without also using @PRAGMA_COLUMNS@' 1>&2; \
88 # Verify that certain (for now, only Jim Meyering and Eric Blake's)
89 # *.c files are consistently cpp indented.
91 ./gnulib-tool --extract-filelist \
92 $$(cd ./modules; grep -ilrE '(meyering|blake)' .) \
95 | grep -v '/getloadavg\.c$$' \
98 # Regenerate some files that are stored in the repository.
101 # MODULES.html is periodically being generated and copied to the web pages at
102 # :ext:USER@cvs.savannah.gnu.org:/web/gnulib/gnulib/
103 # where it then appears at <http://www.gnu.org/software/gnulib/MODULES.html>.
104 MODULES.html: MODULES.html.sh
105 ./MODULES.html.sh > MODULES.html
107 # Run this rule once per year (usually early in January)
108 # to update all FSF copyright year lists here.
109 # We exclude the files listed in srclist.txt (maintained elsewhere)
110 # as well as those in tests/unictype (generated).
111 # Also exclude any file that includes the "GENERATED AUTOMATICALLY" comment,
112 # being careful not to exclude code that merely generates the comment.
113 # Also exclude doc/INSTALL*, since they too are generated.
116 grep -v '^#' config/srclist.txt|grep -v '^$$' \
117 | while read src dst; do \
118 test -f "$$dst" && { echo "$$dst"; continue; }; \
119 test -d "$$dst" || continue; \
120 echo "$$dst"/$$(basename "$$src"); \
122 git ls-files tests/unictype >> $$exempt; \
123 git ls-files doc/INSTALL* >> $$exempt; \
124 git ls-files | grep -vFf $$exempt \
125 | xargs grep -L '^/\*.*GENERATED AUTOMATICALLY' \
126 | UPDATE_COPYRIGHT_MAX_LINE_LENGTH=79 \
127 UPDATE_COPYRIGHT_USE_INTERVALS=1 \
128 xargs build-aux/update-copyright