-# Makefile for gnulib central.
+# GNU Makefile for gnulib central.
# Copyright (C) 2006, 2009-2011 Free Software Foundation, Inc.
#
# Copying and distribution of this file, with or without modification,
# in any medium, are permitted without royalty provided the copyright
# notice and this notice are preserved.
+# This Makefile requires the use of GNU make. Some targets require
+# that you have tools like git, makeinfo and cppi installed.
+
+# Required for the use of <(...) below.
+SHELL=/bin/bash
+
# Produce some files that are not stored in the repository.
all:
info html dvi pdf:
cd doc && $(MAKE) $@ && $(MAKE) mostlyclean
+# Collect the names of rules starting with `sc_'.
+syntax-check-rules := $(sort $(shell sed -n 's/^\(sc_[a-zA-Z0-9_-]*\):.*/\1/p'\
+ Makefile))
+
# Perform some platform independent checks on the gnulib code.
-check: \
- sc_prohibit_augmenting_PATH_via_TESTS_ENVIRONMENT \
- sc_pragma_columns \
- sc_prefer_ac_check_funcs_once
+check: $(syntax-check-rules)
sc_prefer_ac_check_funcs_once:
if test -d .git; then \
in modules/ 1>&2; exit 1; } || : \
else :; fi
+sc_prohibit_leading_TABs:
+ if test -d .git; then \
+ git grep -l '^ * ' lib m4 tests \
+ | grep -Ev '^lib/reg|Makefile|test-update-copyright' \
+ | grep . \
+ && { printf '*** %s\n' 'indent with spaces, not TABs;' \
+ 1>&2; exit 1; } || : \
+ else :; fi
+
sc_prohibit_augmenting_PATH_via_TESTS_ENVIRONMENT:
if test -d .git; then \
url=http://thread.gmane.org/gmane.comp.lib.gnulib.bugs/22874; \
" see <$$url>" 1>&2; exit 1; } || : \
else :; fi
+# Files in m4/ that (exceptionally) may use AC_LIBOBJ.
+# Do not include their ".m4" suffix.
+allow_AC_LIBOBJ = \
+ close \
+ dprintf \
+ dup2 \
+ faccessat \
+ fchdir \
+ fclose \
+ fcntl \
+ fprintf-posix \
+ open \
+ printf-posix-rpl \
+ snprintf \
+ sprintf-posix \
+ stdio_h \
+ vasnprintf \
+ vasprintf \
+ vdprintf \
+ vfprintf-posix \
+ vprintf-posix \
+ vsnprintf \
+ vsprintf-posix
+
+allow_AC_LIBOBJ_or := $(shell echo $(allow_AC_LIBOBJ) | tr -s ' ' '|')
+
+sc_prohibit_AC_LIBOBJ_in_m4:
+ url=http://article.gmane.org/gmane.comp.lib.gnulib.bugs/26995; \
+ if test -d .git; then \
+ git ls-files m4 \
+ | grep -Ev '^m4/($(allow_AC_LIBOBJ_or))\.m4$$' \
+ | xargs grep '^ *AC_LIBOBJ(' \
+ && { printf '%s\n' 'Do not use AC_LIBOBJ in m4/*.m4;' \
+ "see <$$url>"; exit 1; } || :; \
+ else :; fi
+
sc_pragma_columns:
if test -d .git; then \
git ls-files|grep '\.in\.h$$' \
exit 1; } || :; \
else :; fi
-# Verify that certain (for now, only Jim Meyering's) lib/**.c files
-# are consistently cpp indented.
+# Verify that certain (for now, only Jim Meyering and Eric Blake's)
+# *.c files are consistently cpp indented.
sc_cpp_indent_check:
./gnulib-tool --extract-filelist \
- $$(cd modules; grep -ilrE '(meyering|blake)' .) \
+ $$(cd ./modules; grep -ilrE '(meyering|blake)' .) \
| sort -u \
- | grep 'lib/.*\.c$$' \
- | grep -v '/getloadavg\.c$$' \
+ | grep '\.c$$' \
+ | grep -vE '/(stdio-(read|write)|getloadavg)\.c$$' \
| xargs cppi -c
+# Ensure that the list of symbols checked for by the
+# sc_prohibit_intprops_without_use rule match those in the actual file.
+# Extract the symbols from the .h file and compare with the list of
+# symbols extracted from the rule in maint.mk.
+sc_check_sym_list:
+ i=lib/intprops.h; \
+ diff -u <(perl -lne '/^# *define ([A-Z]\w+)\(/ and print $$1' $$i|fmt) \
+ <(sed -n /^_intprops_name/,/^_intprops_syms_re/p top/maint.mk \
+ |sed '/^_/d;s/^ //;s/ *\\$$//')
+
# Regenerate some files that are stored in the repository.
regen: MODULES.html