Codebase list virt-viewer / e30f842
build: remove all logic unrelated to syntax-check The standard maint.mk from gnulib provides alot more than just the 'syntax-check' target. This can all be purged to give a more minimal file. Signed-off-by: Daniel P. Berrangé <berrange@redhat.com> Daniel P. Berrangé 3 years ago
3 changed file(s) with 0 addition(s) and 561 deletion(s). Raw diff Collapse all Expand all
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GNUmakefile less more
4949 include $(srcdir)/$(_build-aux)/cfg.mk
5050 include $(srcdir)/$(_build-aux)/maint.mk
5151
52 # Ensure that $(VERSION) is up to date for dist-related targets, but not
53 # for others: rerunning autoreconf and recompiling everything isn't cheap.
54 _have-git-version-gen := \
55 $(shell test -f $(srcdir)/$(_build-aux)/git-version-gen && echo yes)
56 ifeq ($(_have-git-version-gen)0,yes$(MAKELEVEL))
57 _is-dist-target ?= $(filter-out %clean, \
58 $(filter maintainer-% dist% alpha beta stable,$(MAKECMDGOALS)))
59 _is-install-target ?= $(filter-out %check, $(filter install%,$(MAKECMDGOALS)))
60 ifneq (,$(_is-dist-target)$(_is-install-target))
61 _curr-ver := $(shell cd $(srcdir) \
62 && $(_build-aux)/git-version-gen \
63 .tarball-version \
64 $(git-version-gen-tag-sed-script))
65 ifneq ($(_curr-ver),$(VERSION))
66 ifeq ($(_curr-ver),UNKNOWN)
67 $(info WARNING: unable to verify if $(VERSION) is the correct version)
68 else
69 ifneq (,$(_is-install-target))
70 # GNU Coding Standards state that 'make install' should not cause
71 # recompilation after 'make all'. But as long as changing the version
72 # string alters config.h, the cost of having 'make all' always have an
73 # up-to-date version is prohibitive. So, as a compromise, we merely
74 # warn when installing a version string that is out of date; the user
75 # should run 'autoreconf' (or something like 'make distcheck') to
76 # fix the version, 'make all' to propagate it, then 'make install'.
77 $(info WARNING: version string $(VERSION) is out of date;)
78 $(info run '$(MAKE) _version' to fix it)
79 else
80 $(info INFO: running autoreconf for new version string: $(_curr-ver))
81 GNUmakefile: _version
82 touch GNUmakefile
83 endif
84 endif
85 endif
86 endif
87 endif
88
89 .PHONY: _version
90 _version:
91 cd $(srcdir) && rm -rf autom4te.cache .version && $(_autoreconf)
92 $(MAKE) $(AM_MAKEFLAGS) Makefile
93
9452 else
9553
9654 .DEFAULT_GOAL := abort-due-to-no-makefile
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build-aux/cfg.mk less more
106106 halt='spell Red Hat as two words' \
107107 $(_sc_search_regexp)
108108
109 # We don't use this feature of maint.mk.
110 prev_version_file = /dev/null
111
112109
113110 exclude_file_name_regexp--sc_preprocessor_indentation = ^*/*.[ch]
114111 exclude_file_name_regexp--sc_prohibit_strcmp = ^*/*.[ch]
+0
-516
build-aux/maint.mk less more
2020 # ME := $(word $(words $(MAKEFILE_LIST)),$(MAKEFILE_LIST))
2121 ME := $(_build-aux)/maint.mk
2222
23 # Diagnostic for continued use of deprecated variable.
24 # Remove in 2013
25 ifneq ($(build_aux),)
26 $(error "$(ME): \
27 set $$(_build-aux) relative to $$(srcdir) instead of $$(build_aux)")
28 endif
29
30 # Do not save the original name or timestamp in the .tar.gz file.
31 # Use --rsyncable if available.
32 gzip_rsyncable := \
33 $(shell gzip --help 2>/dev/null|grep rsyncable >/dev/null \
34 && printf %s --rsyncable)
35 GZIP_ENV = '--no-name --best $(gzip_rsyncable)'
36
3723 GIT = git
3824 VC = $(GIT)
3925
6854 | grep -Ev -e '($(VC_LIST_ALWAYS_EXCLUDE_REGEX)|$(_sc_excl))' \
6955 $(_prepend_srcdir_prefix)
7056
71 ifeq ($(origin prev_version_file), undefined)
72 prev_version_file = $(srcdir)/.prev-version
73 endif
74
75 PREV_VERSION := $(shell cat $(prev_version_file) 2>/dev/null)
76 VERSION_REGEXP = $(subst .,\.,$(VERSION))
77 PREV_VERSION_REGEXP = $(subst .,\.,$(PREV_VERSION))
78
79 ifeq ($(VC),$(GIT))
80 this-vc-tag = v$(VERSION)
81 this-vc-tag-regexp = v$(VERSION_REGEXP)
82 else
83 tag-package = $(shell echo "$(PACKAGE)" | tr '[:lower:]' '[:upper:]')
84 tag-this-version = $(subst .,_,$(VERSION))
85 this-vc-tag = $(tag-package)-$(tag-this-version)
86 this-vc-tag-regexp = $(this-vc-tag)
87 endif
8857 my_distdir = $(PACKAGE)-$(VERSION)
89
90 # Old releases are stored here.
91 release_archive_dir ?= ../release
92
93 # Override gnu_rel_host and url_dir_list in cfg.mk if these are not right.
94 # Use alpha.gnu.org for alpha and beta releases.
95 # Use ftp.gnu.org for stable releases.
96 gnu_ftp_host-alpha = alpha.gnu.org
97 gnu_ftp_host-beta = alpha.gnu.org
98 gnu_ftp_host-stable = ftp.gnu.org
99 gnu_rel_host ?= $(gnu_ftp_host-$(RELEASE_TYPE))
100
101 ifeq ($(gnu_rel_host),ftp.gnu.org)
102 url_dir_list ?= http://ftpmirror.gnu.org/$(PACKAGE)
103 else
104 url_dir_list ?= ftp://$(gnu_rel_host)/gnu/$(PACKAGE)
105 endif
106
107 # Override this in cfg.mk if you are using a different format in your
108 # NEWS file.
109 today = $(shell date +%Y-%m-%d)
110
111 # Select which lines of NEWS are searched for $(news-check-regexp).
112 # This is a sed line number spec. The default says that we search
113 # lines 1..10 of NEWS for $(news-check-regexp).
114 # If you want to search only line 3 or only lines 20-22, use "3" or "20,22".
115 news-check-lines-spec ?= 1,10
116 news-check-regexp ?= '^\*.* $(VERSION_REGEXP) \($(today)\)'
11758
11859 # Prevent programs like 'sort' from considering distinct strings to be equal.
11960 # Doing it here saves us from having to set LC_ALL elsewhere in this file.
730671 halt='found useless parentheses in cpp directive' \
731672 $(_sc_search_regexp)
732673
733 # List headers for which HAVE_HEADER_H is always true, assuming you are
734 # using the appropriate gnulib module. CAUTION: for each "unnecessary"
735 # #if HAVE_HEADER_H that you remove, be sure that your project explicitly
736 # requires the gnulib module that guarantees the usability of that header.
737 gl_assured_headers_ = \
738 cd $(gnulib_dir)/lib && echo *.in.h|sed 's/\.in\.h//g'
739
740 # Convert the list of names to upper case, and replace each space with "|".
741 az_ = abcdefghijklmnopqrstuvwxyz
742 AZ_ = ABCDEFGHIJKLMNOPQRSTUVWXYZ
743 gl_header_upper_case_or_ = \
744 $$($(gl_assured_headers_) \
745 | tr $(az_)/.- $(AZ_)___ \
746 | tr -s ' ' '|' \
747 )
748 sc_prohibit_always_true_header_tests:
749 @or=$(gl_header_upper_case_or_); \
750 re="HAVE_($$or)_H"; \
751 prohibit='\<'"$$re"'\>' \
752 halt=$$(printf '%s\n' \
753 'do not test the above HAVE_<header>_H symbol(s);' \
754 ' with the corresponding gnulib module, they are always true') \
755 $(_sc_search_regexp)
756
757 # ==================================================================
758 gl_other_headers_ ?= \
759 intprops.h \
760 openat.h \
761 stat-macros.h
762
763 # Perl -lne code to extract "significant" cpp-defined symbols from a
764 # gnulib header file, eliminating a few common false-positives.
765 # The exempted names below are defined only conditionally in gnulib,
766 # and hence sometimes must/may be defined in application code.
767 gl_extract_significant_defines_ = \
768 /^\# *define ([^_ (][^ (]*)(\s*\(|\s+\w+)/\
769 && $$2 !~ /(?:rpl_|_used_without_)/\
770 && $$1 !~ /^(?:NSIG|ENODATA)$$/\
771 && $$1 !~ /^(?:SA_RESETHAND|SA_RESTART)$$/\
772 and print $$1
773
774 # Create a list of regular expressions matching the names
775 # of macros that are guaranteed to be defined by parts of gnulib.
776 define def_sym_regex
777 gen_h=$(gl_generated_headers_); \
778 (cd $(gnulib_dir)/lib; \
779 for f in *.in.h $(gl_other_headers_); do \
780 test -f $$f \
781 && perl -lne '$(gl_extract_significant_defines_)' $$f; \
782 done; \
783 ) | sort -u \
784 | sed 's/^/^ *# *(define|undef) */;s/$$/\\>/'
785 endef
786
787 # Don't define macros that we already get from gnulib header files.
788 sc_prohibit_always-defined_macros:
789 @if test -d $(gnulib_dir); then \
790 case $$(echo all: | grep -l -f - Makefile) in Makefile);; *) \
791 echo '$(ME): skipping $@: you lack GNU grep' 1>&2; exit 0;; \
792 esac; \
793 $(def_sym_regex) | grep -E -f - $$($(VC_LIST_EXCEPT)) \
794 && { echo '$(ME): define the above via some gnulib .h file' \
795 1>&2; exit 1; } || :; \
796 fi
797 # ==================================================================
798
799674 # Prohibit checked in backup files.
800675 sc_prohibit_backup_files:
801676 @$(VC_LIST) | grep '~$$' && \
987862 echo 1>&2 '$(ME): add "const" to the above declarations'; \
988863 exit 1; } || :
989864
990 NEWS_hash = \
991 $$(sed -n '/^\*.* $(PREV_VERSION_REGEXP) ([0-9-]*)/,$$p' \
992 $(srcdir)/NEWS \
993 | perl -0777 -pe \
994 's/^Copyright.+?Free\sSoftware\sFoundation,\sInc\.\n//ms' \
995 | md5sum - \
996 | sed 's/ .*//')
997
998 # Ensure that we don't accidentally insert an entry into an old NEWS block.
999 sc_immutable_NEWS:
1000 @if test -f $(srcdir)/NEWS; then \
1001 test "$(NEWS_hash)" = '$(old_NEWS_hash)' && : || \
1002 { echo '$(ME): you have modified old NEWS' 1>&2; exit 1; }; \
1003 fi
1004
1005 # Update the hash stored above. Do this after each release and
1006 # for any corrections to old entries.
1007 update-NEWS-hash: NEWS
1008 perl -pi -e 's/^(old_NEWS_hash[ \t]+:?=[ \t]+).*/$${1}'"$(NEWS_hash)/" \
1009 $(srcdir)/$(_build-aux)/cfg.mk
1010
1011865 # Ensure that we use only the standard $(VAR) notation,
1012866 # not @...@ in Makefile.am, now that we can rely on automake
1013867 # to emit a definition for each substituted variable.
1029883 -e 'and (print "$$ARGV:$$.: $$_"), $$m=1; END {exit !$$m}' \
1030884 $$($(VC_LIST_EXCEPT) | grep -E '(^|/)(Makefile\.am|[^/]+\.mk)$$') \
1031885 && { echo '$(ME): use $$(...), not @...@' 1>&2; exit 1; } || :
1032
1033 news-check: NEWS
1034 if sed -n $(news-check-lines-spec)p $(srcdir)/NEWS \
1035 | grep -E $(news-check-regexp) >/dev/null; then \
1036 :; \
1037 else \
1038 echo 'NEWS: $$(news-check-regexp) failed to match' 1>&2; \
1039 exit 1; \
1040 fi
1041886
1042887 sc_makefile_TAB_only_indentation:
1043888 @prohibit='^ [ ]{8}' \
1099944 halt=$(msg) \
1100945 $(_sc_search_regexp)
1101946
1102 # Check that `make alpha' will not fail at the end of the process,
1103 # i.e., when pkg-M.N.tar.xz already exists (either in "." or in ../release)
1104 # and is read-only.
1105 writable-files:
1106 if test -d $(release_archive_dir); then \
1107 for file in $(DIST_ARCHIVES); do \
1108 for p in ./ $(release_archive_dir)/; do \
1109 test -e $$p$$file || continue; \
1110 test -w $$p$$file \
1111 || { echo ERROR: $$p$$file is not writable; fail=1; }; \
1112 done; \
1113 done; \
1114 test "$$fail" && exit 1 || : ; \
1115 else :; \
1116 fi
1117
1118 v_etc_file = $(gnulib_dir)/lib/version-etc.c
1119 sample-test = tests/sample-test
1120 texi = doc/$(PACKAGE).texi
1121 # Make sure that the copyright date in $(v_etc_file) is up to date.
1122 # Do the same for the $(sample-test) and the main doc/.texi file.
1123 sc_copyright_check:
1124 @require='enum { COPYRIGHT_YEAR = '$$(date +%Y)' };' \
1125 in_files=$(v_etc_file) \
1126 halt='out of date copyright in $(v_etc_file); update it' \
1127 $(_sc_search_regexp)
1128 @require='# Copyright \(C\) '$$(date +%Y)' Free' \
1129 in_vc_files=$(sample-test) \
1130 halt='out of date copyright in $(sample-test); update it' \
1131 $(_sc_search_regexp)
1132 @require='Copyright @copyright\{\} .*'$$(date +%Y)' Free' \
1133 in_vc_files=$(texi) \
1134 halt='out of date copyright in $(texi); update it' \
1135 $(_sc_search_regexp)
1136
1137947 # If tests/help-version exists and seems to be new enough, assume that its
1138948 # use of init.sh and path_prepend_ is correct, and ensure that every other
1139949 # use of init.sh is identical.
1187997 ' "make dist*" rules, and upgrade to fixed automake' \
1188998 ' see http://bugzilla.redhat.com/542609 for details') \
1189999 $(_sc_search_regexp)
1190
1191 vc-diff-check:
1192 (unset CDPATH; cd $(srcdir) && $(VC) diff) > vc-diffs || :
1193 if test -s vc-diffs; then \
1194 cat vc-diffs; \
1195 echo "Some files are locally modified:" 1>&2; \
1196 exit 1; \
1197 else \
1198 rm vc-diffs; \
1199 fi
1200
1201 rel-files = $(DIST_ARCHIVES)
1202
1203 gnulib_dir ?= $(srcdir)/gnulib
1204 gnulib-version = $$(cd $(gnulib_dir) && git describe)
1205 bootstrap-tools ?= autoconf,automake,gnulib
1206
1207 # If it's not already specified, derive the GPG key ID from
1208 # the signed tag we've just applied to mark this release.
1209 gpg_key_ID ?= \
1210 $$(git cat-file tag v$(VERSION) > .ann-sig \
1211 && gpgv .ann-sig - < /dev/null 2>&1 \
1212 | sed -n '/.*key ID \([0-9A-F]*\)/s//\1/p'; rm -f .ann-sig)
1213
1214 translation_project_ ?= coordinator@translationproject.org
1215
1216 # Make info-gnu the default only for a stable release.
1217 ifeq ($(RELEASE_TYPE),stable)
1218 announcement_Cc_ ?= $(translation_project_), $(PACKAGE_BUGREPORT)
1219 announcement_mail_headers_ ?= \
1220 To: info-gnu@gnu.org \
1221 Cc: $(announcement_Cc_) \
1222 Mail-Followup-To: $(PACKAGE_BUGREPORT)
1223 else
1224 announcement_Cc_ ?= $(translation_project_)
1225 announcement_mail_headers_ ?= \
1226 To: $(PACKAGE_BUGREPORT) \
1227 Cc: $(announcement_Cc_)
1228 endif
1229
1230 announcement: NEWS ChangeLog $(rel-files)
1231 @$(srcdir)/$(_build-aux)/announce-gen \
1232 --mail-headers='$(announcement_mail_headers_)' \
1233 --release-type=$(RELEASE_TYPE) \
1234 --package=$(PACKAGE) \
1235 --prev=$(PREV_VERSION) \
1236 --curr=$(VERSION) \
1237 --gpg-key-id=$(gpg_key_ID) \
1238 --news=$(srcdir)/NEWS \
1239 --bootstrap-tools=$(bootstrap-tools) \
1240 --gnulib-version=$(gnulib-version) \
1241 --no-print-checksums \
1242 $(addprefix --url-dir=, $(url_dir_list))
1243
1244 ## ---------------- ##
1245 ## Updating files. ##
1246 ## ---------------- ##
1247
1248 ftp-gnu = ftp://ftp.gnu.org/gnu
1249 www-gnu = http://www.gnu.org
1250
1251 upload_dest_dir_ ?= $(PACKAGE)
1252 emit_upload_commands:
1253 @echo =====================================
1254 @echo =====================================
1255 @echo "$(srcdir)/$(_build-aux)/gnupload $(GNUPLOADFLAGS) \\"
1256 @echo " --to $(gnu_rel_host):$(upload_dest_dir_) \\"
1257 @echo " $(rel-files)"
1258 @echo '# send the ~/announce-$(my_distdir) e-mail'
1259 @echo =====================================
1260 @echo =====================================
1261
1262 define emit-commit-log
1263 printf '%s\n' 'maint: post-release administrivia' '' \
1264 '* NEWS: Add header line for next release.' \
1265 '* .prev-version: Record previous version.' \
1266 '* cfg.mk (old_NEWS_hash): Auto-update.'
1267 endef
1268
1269 .PHONY: no-submodule-changes
1270 no-submodule-changes:
1271 if test -d $(srcdir)/.git; then \
1272 diff=$$(cd $(srcdir) && git submodule -q foreach \
1273 git diff-index --name-only HEAD) \
1274 || exit 1; \
1275 case $$diff in '') ;; \
1276 *) echo '$(ME): submodule files are locally modified:'; \
1277 echo "$$diff"; exit 1;; esac; \
1278 else \
1279 : ; \
1280 fi
1281
1282 submodule-checks ?= no-submodule-changes public-submodule-commit
1283
1284 # Ensure that each sub-module commit we're using is public.
1285 # Without this, it is too easy to tag and release code that
1286 # cannot be built from a fresh clone.
1287 .PHONY: public-submodule-commit
1288 public-submodule-commit:
1289 $(AM_V_GEN)if test -d $(srcdir)/.git; then \
1290 cd $(srcdir) && \
1291 git submodule --quiet foreach test '$$(git rev-parse $$sha1)' \
1292 = '$$(git merge-base origin $$sha1)' \
1293 || { echo '$(ME): found non-public submodule commit' >&2; \
1294 exit 1; }; \
1295 else \
1296 : ; \
1297 fi
1298 # This rule has a high enough utility/cost ratio that it should be a
1299 # dependent of "check" by default. However, some of us do occasionally
1300 # commit a temporary change that deliberately points to a non-public
1301 # submodule commit, and want to be able to use rules like "make check".
1302 # In that case, run e.g., "make check gl_public_submodule_commit="
1303 # to disable this test.
1304 gl_public_submodule_commit ?= public-submodule-commit
1305 check: $(gl_public_submodule_commit)
1306
1307 .PHONY: alpha beta stable
1308 ALL_RECURSIVE_TARGETS += alpha beta stable
1309 alpha beta stable: $(local-check) writable-files $(submodule-checks)
1310 test $@ = stable \
1311 && { echo $(VERSION) | grep -E '^[0-9]+(\.[0-9]+)+$$' \
1312 || { echo "invalid version string: $(VERSION)" 1>&2; exit 1;};}\
1313 || :
1314 $(MAKE) vc-diff-check
1315 $(MAKE) news-check
1316 $(MAKE) distcheck
1317 $(MAKE) dist XZ_OPT=-9ev
1318 $(MAKE) $(release-prep-hook) RELEASE_TYPE=$@
1319 $(MAKE) -s emit_upload_commands RELEASE_TYPE=$@
1320
1321 # Override this in cfg.mk if you follow different procedures.
1322 release-prep-hook ?= release-prep
1323
1324 gl_noteworthy_news_ = * Noteworthy changes in release ?.? (????-??-??) [?]
1325 .PHONY: release-prep
1326 release-prep:
1327 case $$RELEASE_TYPE in alpha|beta|stable) ;; \
1328 *) echo "invalid RELEASE_TYPE: $$RELEASE_TYPE" 1>&2; exit 1;; esac
1329 $(MAKE) --no-print-directory -s announcement > ~/announce-$(my_distdir)
1330 if test -d $(release_archive_dir); then \
1331 ln $(rel-files) $(release_archive_dir); \
1332 chmod a-w $(rel-files); \
1333 fi
1334 echo $(VERSION) > $(prev_version_file)
1335 $(MAKE) update-NEWS-hash
1336 perl -pi -e '$$. == 3 and print "$(gl_noteworthy_news_)\n\n\n"' NEWS
1337 $(emit-commit-log) > .ci-msg
1338 $(VC) commit -F .ci-msg -a
1339 rm .ci-msg
1340
1341 # Override this with e.g., -s $(srcdir)/some_other_name.texi
1342 # if the default $(PACKAGE)-derived name doesn't apply.
1343 gendocs_options_ ?=
1344
1345 .PHONY: web-manual
1346 web-manual:
1347 @test -z "$(manual_title)" \
1348 && { echo define manual_title in cfg.mk 1>&2; exit 1; } || :
1349 @cd '$(srcdir)/doc'; \
1350 $(SHELL) ../$(_build-aux)/gendocs.sh $(gendocs_options_) \
1351 -o '$(abs_builddir)/doc/manual' \
1352 --email $(PACKAGE_BUGREPORT) $(PACKAGE) \
1353 "$(PACKAGE_NAME) - $(manual_title)"
1354 @echo " *** Upload the doc/manual directory to web-cvs."
1355
1356 # Code Coverage
1357
1358 init-coverage:
1359 $(MAKE) $(AM_MAKEFLAGS) clean
1360 lcov --directory . --zerocounters
1361
1362 COVERAGE_CCOPTS ?= "-g --coverage"
1363 COVERAGE_OUT ?= doc/coverage
1364
1365 build-coverage:
1366 $(MAKE) $(AM_MAKEFLAGS) CFLAGS=$(COVERAGE_CCOPTS) CXXFLAGS=$(COVERAGE_CCOPTS)
1367 $(MAKE) $(AM_MAKEFLAGS) CFLAGS=$(COVERAGE_CCOPTS) CXXFLAGS=$(COVERAGE_CCOPTS) check
1368 mkdir -p $(COVERAGE_OUT)
1369 lcov --directory . --output-file $(COVERAGE_OUT)/$(PACKAGE).info \
1370 --capture
1371
1372 gen-coverage:
1373 genhtml --output-directory $(COVERAGE_OUT) \
1374 $(COVERAGE_OUT)/$(PACKAGE).info \
1375 --highlight --frames --legend \
1376 --title "$(PACKAGE_NAME)"
1377
1378 coverage: init-coverage build-coverage gen-coverage
1379
1380 # Update gettext files.
1381 PACKAGE ?= $(shell basename $(PWD))
1382 PO_DOMAIN ?= $(PACKAGE)
1383 POURL = http://translationproject.org/latest/$(PO_DOMAIN)/
1384 PODIR ?= po
1385 refresh-po:
1386 rm -f $(PODIR)/*.po && \
1387 echo "$(ME): getting translations into po (please ignore the robots.txt ERROR 404)..." && \
1388 wget --no-verbose --directory-prefix $(PODIR) --no-directories --recursive --level 1 --accept .po --accept .po.1 $(POURL) && \
1389 echo 'en@boldquot' > $(PODIR)/LINGUAS && \
1390 echo 'en@quot' >> $(PODIR)/LINGUAS && \
1391 ls $(PODIR)/*.po | sed 's/\.po//' | sed 's,$(PODIR)/,,' | sort >> $(PODIR)/LINGUAS
1392
1393 # Running indent once is not idempotent, but running it twice is.
1394 INDENT_SOURCES ?= $(C_SOURCES)
1395 .PHONY: indent
1396 indent:
1397 indent $(INDENT_SOURCES)
1398 indent $(INDENT_SOURCES)
1399
1400 # If you want to set UPDATE_COPYRIGHT_* environment variables,
1401 # put the assignments in this variable.
1402 update-copyright-env ?=
1403
1404 # Run this rule once per year (usually early in January)
1405 # to update all FSF copyright year lists in your project.
1406 # If you have an additional project-specific rule,
1407 # add it in cfg.mk along with a line 'update-copyright: prereq'.
1408 # By default, exclude all variants of COPYING; you can also
1409 # add exemptions (such as ChangeLog..* for rotated change logs)
1410 # in the file .x-update-copyright.
1411 .PHONY: update-copyright
1412 update-copyright:
1413 grep -l -w Copyright \
1414 $$(export VC_LIST_EXCEPT_DEFAULT=COPYING && $(VC_LIST_EXCEPT)) \
1415 | $(update-copyright-env) xargs $(srcdir)/$(_build-aux)/$@
1416
1417 # This tight_scope test is skipped with a warning if $(_gl_TS_headers) is not
1418 # overridden and $(_gl_TS_dir)/Makefile.am does not mention noinst_HEADERS.
1419
1420 # NOTE: to override any _gl_TS_* default value, you must
1421 # define the variable(s) using "export" in cfg.mk.
1422 _gl_TS_dir ?= src
1423
1424 ALL_RECURSIVE_TARGETS += sc_tight_scope
1425 sc_tight_scope: tight-scope.mk
1426 @fail=0; \
1427 if ! grep '^ *export _gl_TS_headers *=' $(srcdir)/$(_build-aux)/cfg.mk \
1428 > /dev/null \
1429 && ! grep -w noinst_HEADERS $(srcdir)/$(_gl_TS_dir)/Makefile.am \
1430 > /dev/null 2>&1; then \
1431 echo '$(ME): skipping $@'; \
1432 else \
1433 $(MAKE) -s -C $(_gl_TS_dir) \
1434 -f Makefile \
1435 -f $(abs_top_srcdir)/$(_build-aux)/cfg.mk \
1436 -f $(abs_top_builddir)/$< \
1437 _gl_tight_scope \
1438 || fail=1; \
1439 fi; \
1440 rm -f $<; \
1441 exit $$fail
1442
1443 tight-scope.mk: $(ME)
1444 @rm -f $@ $@-t
1445 @perl -ne '/^# TS-start/.../^# TS-end/ and print' $(ME) > $@-t
1446 @chmod a=r $@-t && mv $@-t $@
1447
1448 ifeq (a,b)
1449 # TS-start
1450
1451 # Most functions should have static scope.
1452 # Any that don't must be marked with `extern', but `main'
1453 # and `usage' are exceptions: they're always extern, but
1454 # do not need to be marked. Symbols matching `__.*' are
1455 # reserved by the compiler, so are automatically excluded below.
1456 _gl_TS_unmarked_extern_functions ?= main usage
1457 _gl_TS_function_match ?= /^(?:$(_gl_TS_extern)) +.*?(\S+) *\(/
1458
1459 # If your project uses a macro like "XTERN", then put
1460 # the following in cfg.mk to override this default:
1461 # export _gl_TS_extern = extern|XTERN
1462 _gl_TS_extern ?= extern
1463
1464 # The second nm|grep checks for file-scope variables with `extern' scope.
1465 # Without gnulib's progname module, you might put program_name here.
1466 # Symbols matching `__.*' are reserved by the compiler,
1467 # so are automatically excluded below.
1468 _gl_TS_unmarked_extern_vars ?=
1469
1470 # NOTE: the _match variables are perl expressions -- not mere regular
1471 # expressions -- so that you can extend them to match other patterns
1472 # and easily extract matched variable names.
1473 # For example, if your project declares some global variables via
1474 # a macro like this: GLOBAL(type, var_name, initializer), then you
1475 # can override this definition to automatically extract those names:
1476 # export _gl_TS_var_match = \
1477 # /^(?:$(_gl_TS_extern)) .*?\**(\w+)(\[.*?\])?;/ || /\bGLOBAL\(.*?,\s*(.*?),/
1478 _gl_TS_var_match ?= /^(?:$(_gl_TS_extern)) .*?(\w+)(\[.*?\])?;/
1479
1480 # The names of object files in (or relative to) $(_gl_TS_dir).
1481 _gl_TS_obj_files ?= *.$(OBJEXT)
1482
1483 # Files in which to search for the one-line style extern declarations.
1484 # $(_gl_TS_dir)-relative.
1485 _gl_TS_headers ?= $(noinst_HEADERS)
1486
1487 .PHONY: _gl_tight_scope
1488 _gl_tight_scope: $(bin_PROGRAMS)
1489 t=exceptions-$$$$; \
1490 trap 's=$$?; rm -f $$t; exit $$s' 0; \
1491 for sig in 1 2 3 13 15; do \
1492 eval "trap 'v=`expr $$sig + 128`; (exit $$v); exit $$v' $$sig"; \
1493 done; \
1494 src=`for f in $(SOURCES); do \
1495 test -f $$f && d= || d=$(srcdir)/; echo $$d$$f; done`; \
1496 hdr=`for f in $(_gl_TS_headers); do \
1497 test -f $$f && d= || d=$(srcdir)/; echo $$d$$f; done`; \
1498 ( printf '^%s$$\n' '__.*' $(_gl_TS_unmarked_extern_functions); \
1499 grep -h -A1 '^extern .*[^;]$$' $$src \
1500 | grep -vE '^(extern |--)' | sed 's/ .*//'; \
1501 perl -lne \
1502 '$(_gl_TS_function_match) and print "^$$1\$$"' $$hdr; \
1503 ) | sort -u > $$t; \
1504 nm -e $(_gl_TS_obj_files) | sed -n 's/.* T //p'|grep -Ev -f $$t \
1505 && { echo the above functions should have static scope >&2; \
1506 exit 1; } || : ; \
1507 ( printf '^%s$$\n' '__.*' $(_gl_TS_unmarked_extern_vars); \
1508 perl -lne '$(_gl_TS_var_match) and print "^$$1\$$"' $$hdr *.h \
1509 ) | sort -u > $$t; \
1510 nm -e $(_gl_TS_obj_files) | sed -n 's/.* [BCDGRS] //p' \
1511 | sort -u | grep -Ev -f $$t \
1512 && { echo the above variables should have static scope >&2; \
1513 exit 1; } || :
1514 # TS-end
1515 endif