+# Avoid useless parentheses like those in this example:
+# #if defined (SYMBOL) || defined (SYM2)
+sc_useless_cpp_parens:
+ @grep -n '^# *if .*defined *(' $$($(VC_LIST_EXCEPT)) && \
+ { echo '$(ME): found useless parentheses in cpp directive' \
+ 1>&2; exit 1; } || :
+
+# Require the latest GPL.
+sc_GPL_version:
+ @re='either ''version [^3]' msg='GPL vN, N!=3' \
+ $(_prohibit_regexp)
+
+cvs_keywords = \
+ Author|Date|Header|Id|Name|Locker|Log|RCSfile|Revision|Source|State
+
+sc_prohibit_cvs_keyword:
+ @re='\$$($(cvs_keywords))\$$' \
+ msg='do not use CVS keyword expansion' \
+ $(_prohibit_regexp)
+
+# Make sure we don't use st_blocks. Use ST_NBLOCKS instead.
+# This is a bit of a kludge, since it prevents use of the string
+# even in comments, but for now it does the job with no false positives.
+sc_prohibit_stat_st_blocks:
+ @re='[.>]st_blocks' msg='do not use st_blocks; use ST_NBLOCKS' \
+ $(_prohibit_regexp)
+
+# Make sure we don't define any S_IS* macros in src/*.c files.
+# They're already defined via gnulib's sys/stat.h replacement.
+sc_prohibit_S_IS_definition:
+ @re='^ *# *define *S_IS' \
+ msg='do not define S_IS* macros; include <sys/stat.h>' \
+ $(_prohibit_regexp)
+
+# Each program that uses proper_name_utf8 must link with
+# one of the ICONV libraries.
+sc_proper_name_utf8_requires_ICONV:
+ @progs=$$(grep -l 'proper_name_utf8 ''("' $$($(VC_LIST_EXCEPT)));\
+ if test "x$$progs" != x; then \
+ fail=0; \
+ for p in $$progs; do \
+ dir=$$(dirname "$$p"); \
+ base=$$(basename "$$p" .c); \
+ grep "$${base}_LDADD.*ICONV)" $$dir/Makefile.am > /dev/null \
+ || { fail=1; echo 1>&2 "$(ME): $$p uses proper_name_utf8"; }; \
+ done; \
+ test $$fail = 1 && \
+ { echo 1>&2 '$(ME): the above do not link with any ICONV library'; \
+ exit 1; } || :; \
+ fi
+
+# Warn about "c0nst struct Foo const foo[]",
+# but not about "char const *const foo" or "#define const const".
+sc_redundant_const:
+ @re='\bconst\b[[:space:][:alnum:]]{2,}\bconst\b' \
+ msg='redundant "const" in declarations' \
+ $(_prohibit_regexp)
+
+sc_const_long_option:
+ @grep '^ *static.*struct option ' $$($(VC_LIST_EXCEPT)) \
+ | grep -Ev 'const struct option|struct option const' && { \
+ echo 1>&2 '$(ME): add "const" to the above declarations'; \
+ exit 1; } || :
+
+NEWS_hash = \
+ $$(sed -n '/^\*.* $(PREV_VERSION_REGEXP) ([0-9-]*)/,$$p' \
+ $(srcdir)/NEWS \
+ | grep -v '^Copyright .*Free Software' \
+ | md5sum - \
+ | sed 's/ .*//')
+
+# Ensure that we don't accidentally insert an entry into an old NEWS block.
+sc_immutable_NEWS:
+ @if test -f $(srcdir)/NEWS; then \
+ test "$(NEWS_hash)" = '$(old_NEWS_hash)' && : || \
+ { echo '$(ME): you have modified old NEWS' 1>&2; exit 1; }; \
+ fi
+
+# Update the hash stored above. Do this after each release and
+# for any corrections to old entries.
+update-NEWS-hash: NEWS
+ perl -pi -e 's/^(old_NEWS_hash = ).*/$${1}'"$(NEWS_hash)/" \
+ $(srcdir)/cfg.mk
+
+# Ensure that we use only the standard $(VAR) notation,
+# not @...@ in Makefile.am, now that we can rely on automake
+# to emit a definition for each substituted variable.
+# We use perl rather than "grep -nE ..." to exempt a single
+# use of an @...@-delimited variable name in src/Makefile.am.
+sc_makefile_check:
+ @perl -ne '/\@[A-Z_0-9]+\@/ && !/^cu_install_program =/' \
+ -e 'and (print "$$ARGV:$$.: $$_"), $$m=1; END {exit !$$m}' \
+ $$($(VC_LIST_EXCEPT) | grep -E '(^|/)Makefile\.am$$') \
+ && { echo '$(ME): use $$(...), not @...@' 1>&2; exit 1; } || :
+
+news-date-check: NEWS
+ today=`date +%Y-%m-%d`; \
+ if head $(srcdir)/NEWS | grep '^\*.* $(VERSION_REGEXP) ('$$today')' \
+ >/dev/null; then \
+ :; \
+ else \
+ echo "version or today's date is not in NEWS" 1>&2; \
+ exit 1; \
+ fi
+
+sc_makefile_TAB_only_indentation:
+ @grep -nE '^ [ ]{8}' \
+ $$($(VC_LIST_EXCEPT) | grep -E 'akefile|\.mk$$') \
+ && { echo '$(ME): found TAB-8-space indentation' 1>&2; \
+ exit 1; } || :
+
+sc_m4_quote_check:
+ @grep -nE '(AC_DEFINE(_UNQUOTED)?|AC_DEFUN)\([^[]' \
+ $$($(VC_LIST_EXCEPT) | grep -E '(^configure\.ac|\.m4)$$') \
+ && { echo '$(ME): quote the first arg to AC_DEF*' 1>&2; \
+ exit 1; } || :
+
+fix_po_file_diag = \
+'you have changed the set of files with translatable diagnostics;\n\
+apply the above patch\n'
+
+# Verify that all source files using _() are listed in po/POTFILES.in.
+po_file = po/POTFILES.in
+sc_po_check:
+ @if test -f $(po_file); then \
+ grep -E -v '^(#|$$)' $(po_file) \
+ | grep -v '^src/false\.c$$' | sort > $@-1; \
+ files=; \
+ for file in $$($(VC_LIST_EXCEPT)) lib/*.[ch]; do \
+ test -r $$file || continue; \
+ case $$file in \
+ *.?|*.??) ;; \
+ *) continue;; \
+ esac; \
+ case $$file in \
+ *.[ch]) \
+ base=`expr " $$file" : ' \(.*\)\..'`; \
+ { test -f $$base.l || test -f $$base.y; } && continue;; \
+ esac; \
+ files="$$files $$file"; \
+ done; \
+ grep -E -l '\b(N?_|gettext *)\([^)"]*("|$$)' $$files \
+ | sort -u > $@-2; \
+ diff -u -L $(po_file) -L $(po_file) $@-1 $@-2 \
+ || { printf '$(ME): '$(fix_po_file_diag) 1>&2; exit 1; }; \
+ rm -f $@-1 $@-2; \
+ fi
+
+# Sometimes it is useful to change the PATH environment variable
+# in Makefiles. When doing so, it's better not to use the Unix-centric
+# path separator of `:', but rather the automake-provided `$(PATH_SEPARATOR)'.
+msg = '$(ME): Do not use `:'\'' above; use $$(PATH_SEPARATOR) instead'
+sc_makefile_path_separator_check:
+ @grep -nE 'PATH[=].*:' \
+ $$($(VC_LIST_EXCEPT) | grep -E 'akefile|\.mk$$') \
+ && { echo $(msg) 1>&2; exit 1; } || :
+
+# Check that `make alpha' will not fail at the end of the process.
+writable-files:
+ if test -d $(release_archive_dir); then :; else \
+ for file in $(distdir).tar.gz \
+ $(release_archive_dir)/$(distdir).tar.gz; do \
+ test -e $$file || continue; \
+ test -w $$file \
+ || { echo ERROR: $$file is not writable; fail=1; }; \
+ done; \
+ test "$$fail" && exit 1 || : ; \
+ fi
+
+v_etc_file = lib/version-etc.c
+sample-test = tests/sample-test
+texi = doc/$(PACKAGE).texi
+# Make sure that the copyright date in $(v_etc_file) is up to date.
+# Do the same for the $(sample-test) and the main doc/.texi file.
+sc_copyright_check:
+ @if test -f $(v_etc_file); then \
+ grep 'enum { COPYRIGHT_YEAR = '$$(date +%Y)' };' $(v_etc_file) \
+ >/dev/null \
+ || { echo 'out of date copyright in $(v_etc_file); update it' 1>&2; \
+ exit 1; }; \
+ fi
+ @if test -f $(sample-test); then \
+ grep '# Copyright (C) '$$(date +%Y)' Free' $(sample-test) \
+ >/dev/null \
+ || { echo 'out of date copyright in $(sample-test); update it' 1>&2; \
+ exit 1; }; \
+ fi
+ @if test -f $(texi); then \
+ grep 'Copyright @copyright{} .*'$$(date +%Y)' Free' $(texi) \
+ >/dev/null \
+ || { echo 'out of date copyright in $(texi); update it' 1>&2; \
+ exit 1; }; \
+ fi
+
+vc-diff-check:
+ (unset CDPATH; cd $(srcdir) && $(VC) diff) > vc-diffs || :
+ if test -s vc-diffs; then \
+ cat vc-diffs; \
+ echo "Some files are locally modified:" 1>&2; \
+ exit 1; \
+ else \
+ rm vc-diffs; \
+ fi
+
+cvs-check: vc-diff-check
+
+ALL_RECURSIVE_TARGETS += maintainer-distcheck
+maintainer-distcheck:
+ $(MAKE) distcheck
+ $(MAKE) taint-distcheck
+ $(MAKE) my-distcheck
+
+
+# Don't make a distribution if checks fail.
+# Also, make sure the NEWS file is up-to-date.
+ALL_RECURSIVE_TARGETS += vc-dist
+vc-dist: $(local-check) cvs-check maintainer-distcheck
+ XZ_OPT=-9ev $(MAKE) dist
+
+# Use this to make sure we don't run these programs when building
+# from a virgin tgz file, below.
+null_AM_MAKEFLAGS = \
+ ACLOCAL=false \
+ AUTOCONF=false \
+ AUTOMAKE=false \
+ AUTOHEADER=false \
+ MAKEINFO=false
+
+built_programs = $$(cd src && MAKEFLAGS= $(MAKE) -s built_programs.list)
+
+rel-files = $(DIST_ARCHIVES)
+
+gnulib_dir ?= $(srcdir)/gnulib
+gnulib-version = $$(cd $(gnulib_dir) && git describe)
+bootstrap-tools ?= autoconf,automake,gnulib
+
+announcement: NEWS ChangeLog $(rel-files)
+ @$(build_aux)/announce-gen \
+ --release-type=$(RELEASE_TYPE) \
+ --package=$(PACKAGE) \
+ --prev=$(PREV_VERSION) \
+ --curr=$(VERSION) \
+ --gpg-key-id=$(gpg_key_ID) \
+ --news=NEWS \
+ --bootstrap-tools=$(bootstrap-tools) \
+ --gnulib-version=$(gnulib-version) \
+ --no-print-checksums \
+ $(addprefix --url-dir=, $(url_dir_list))
+
+## ---------------- ##
+## Updating files. ##
+## ---------------- ##
+
+ftp-gnu = ftp://ftp.gnu.org/gnu
+www-gnu = http://www.gnu.org
+
+emit_upload_commands:
+ @echo =====================================
+ @echo =====================================
+ @echo "$(build_aux)/gnupload $(GNUPLOADFLAGS) \\"
+ @echo " --to $(gnu_rel_host):$(PACKAGE) \\"
+ @echo " $(rel-files)"
+ @echo '# send the /tmp/announcement e-mail'
+ @echo =====================================
+ @echo =====================================
+
+noteworthy = * Noteworthy changes in release ?.? (????-??-??) [?]
+define emit-commit-log
+ printf '%s\n' 'post-release administrivia' '' \
+ '* NEWS: Add header line for next release.' \
+ '* .prev-version: Record previous version.' \
+ '* cfg.mk (old_NEWS_hash): Auto-update.'
+endef
+
+.PHONY: no-submodule-changes
+no-submodule-changes:
+ if test -d $(srcdir)/.git; then \
+ diff=$$(cd $(srcdir) && git submodule -q foreach \
+ git diff-index --name-only HEAD) \
+ || exit 1; \
+ case $$diff in '') ;; \
+ *) echo '$(ME): submodule files are locally modified:'; \
+ echo "$$diff"; exit 1;; esac; \
+ else \
+ : ; \
+ fi
+
+.PHONY: alpha beta major
+ALL_RECURSIVE_TARGETS += alpha beta major
+alpha beta major: $(local-check) writable-files no-submodule-changes
+ test $@ = major \
+ && { echo $(VERSION) | grep -E '^[0-9]+(\.[0-9]+)+$$' \
+ || { echo "invalid version string: $(VERSION)" 1>&2; exit 1;};}\
+ || :
+ $(MAKE) vc-dist
+ $(MAKE) news-date-check
+ $(MAKE) -s announcement RELEASE_TYPE=$@ > /tmp/announce-$(my_distdir)
+ if test -d $(release_archive_dir); then \
+ ln $(rel-files) $(release_archive_dir); \
+ chmod a-w $(rel-files); \
+ fi
+ $(MAKE) -s emit_upload_commands RELEASE_TYPE=$@
+ echo $(VERSION) > $(prev_version_file)
+ $(MAKE) update-NEWS-hash
+ perl -pi -e '$$. == 3 and print "$(noteworthy)\n\n\n"' NEWS
+ $(emit-commit-log) > .ci-msg
+ $(VC) commit -F .ci-msg -a
+
+.PHONY: web-manual
+web-manual:
+ @test -z "$(manual_title)" \
+ && { echo define manual_title in cfg.mk 1>&2; exit 1; } || :
+ @cd '$(srcdir)/doc'; \
+ $(SHELL) ../build-aux/gendocs.sh -o '$(abs_builddir)/doc/manual' \
+ --email $(PACKAGE_BUGREPORT) $(PACKAGE) \
+ "$(PACKAGE_NAME) - $(manual_title)"
+ @echo " *** Upload the doc/manual directory to web-cvs."
+
+# Code Coverage
+
+init-coverage:
+ $(MAKE) $(AM_MAKEFLAGS) clean
+ lcov --directory . --zerocounters
+
+COVERAGE_CCOPTS ?= "-g --coverage"
+COVERAGE_OUT ?= doc/coverage
+
+build-coverage:
+ $(MAKE) $(AM_MAKEFLAGS) CFLAGS=$(COVERAGE_CCOPTS) CXXFLAGS=$(COVERAGE_CCOPTS)
+ $(MAKE) $(AM_MAKEFLAGS) CFLAGS=$(COVERAGE_CCOPTS) CXXFLAGS=$(COVERAGE_CCOPTS) check
+ mkdir -p $(COVERAGE_OUT)
+ lcov --directory . --output-file $(COVERAGE_OUT)/$(PACKAGE).info \
+ --capture
+
+gen-coverage:
+ genhtml --output-directory $(COVERAGE_OUT) \
+ $(COVERAGE_OUT)/$(PACKAGE).info \
+ --highlight --frames --legend \
+ --title "$(PACKAGE_NAME)"