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# Make the TAGS files.
# Copyright (C) 1992,1994,1995,1996,1998,2002,2003,2005
# Free Software Foundation, Inc.
# This file is part of the GNU C Library.
# The GNU C Library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
# The GNU C Library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
# You should have received a copy of the GNU Lesser General Public
# License along with the GNU C Library; if not, write to the Free
# Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
# 02111-1307 USA.
# Make this the default goal.
TAGS:
ifdef subdir
.. := ../
endif
include $(..)Makeconfig
# Pass these to $(MAKE) calls to avoid source generation and such.
sub-make-vars = generating=t no_deps=t
ifndef tags_sources
ifeq ($(subdir),ctype)
# In most cases, we want the C source files to come before
# the header files so tags for optimizing #define's in the
# headers won't be put in the tags files, but for ctype,
# the functions are just backup for the #define's in the header.
tags_sources = $(all-headers) $(all-sources) $(all-dist)
else # Not ctype.
tags_sources = $(all-sources) $(all-headers) $(all-dist)
endif # ctype
endif # No tags_sources
sysdep-dirs := $(full_config_sysdirs)
ifndef sysdep_dirs
# Find all sysdep directories.
sysdep_dirs := $(shell find $(..)sysdeps \
$(wildcard \
$(patsubst %,$(..)%/sysdeps,$(add-ons))) \
-type d ! -name RCS ! -name CVS \
! -name SCCS -print)
endif
# Find all sysdep dirs there are, but putting the ones
# we are configured to use first and preserving their order.
all-dirs := $(subdir-dirs) \
$(objdir) \
$(sysdep-dirs) \
$(source_dirs) \
$(filter-out $(sysdep-dirs),$(sysdep_dirs))
# Find all the subdirs there are, but putting the ones
# we are configured to use first and preserving their order.
ifndef subdir
subdirs := $(subdirs) \
$(filter-out $(subdirs),\
$(sort \
$(shell sed -e 's/\#.*$$//' \
$(wildcard $(addsuffix /Subdirs,\
$(all-dirs)))\
/dev/null)))
all-dist = $(foreach Dist,$(wildcard $(all-dirs:%=%/Dist)),\
$(addprefix $(Dist:%/Dist=%)/,\
$(filter %.c %.h %.S %.s,\
$(shell cat $(Dist)))))
tags_sources = $(all-sources) $(all-headers) $(all-dist)
else
all-dist = $(distribute)
endif
# sources and headers must be simply expanded variables
sources := $(sources) $(filter %.c %.s %.S,$(all-dist))
headers := $(headers) $(filter %.h,$(all-dist))
all-dist := $(filter-out %.h %.c %.s %.S,$(all-dist))
sources += $(foreach lib,$(extra-libs),$($(lib)-routines:=.c))
# All different versions of $(sources), preserving the configured sysdep
# directory order.
# Files that are found in the current directory cannot occur in
# sysdep directories, so don't bother searching them.
sysdep-sources := $(filter-out $(wildcard $(sources)), $(sources))
all-sources = $(wildcard $(sort $(sources) $(sources:.c=.S) $(sources:.c=.s) \
$(others:=.c) $(tests:=.c) $(xtests:=.c) \
$(test-srcs:=.c))) \
$(foreach dir,$(all-dirs),\
$(wildcard \
$(addprefix $(dir)/,\
$(sort $(sysdep-sources) \
$(sysdep-sources:.c=.S) \
$(sysdep-sources:.c=.s)))))
sysdep-headers := $(filter-out $(wildcard $(headers)), $(headers))
all-headers = $(wildcard $(headers)) \
$(foreach dir,$(all-dirs),\
$(wildcard $(addprefix $(dir)/,$(sysdep-headers))))
tags_sources := $(strip $(tags_sources))
TAGS: $(tags_sources)
ifdef subdir
ifdef tags_sources
$(ETAGS) -o $@ $^
else
# No sources. Create a dummy file.
touch $@
endif # tags_sources
else # parent
TAGS: subdir_TAGS
# Note that this uses the -i switch, and thus requires v19 etags.
$(ETAGS) -o $@ \
$(subdirs:%=-i %/TAGS) \
$(filter-out subdir_TAGS,$^)
.PHONY: subdir_TAGS $(subdirs:%=%/TAGS)
subdir_TAGS: $(subdirs:%=%/TAGS)
$(subdirs:%=%/TAGS):
$(MAKE) -C $(@D) $(sub-make-vars) $(@F)
endif # subdir
ifndef XGETTEXT
XGETTEXT = xgettext
endif
P = $(..)po
ifdef subdir
domain = $(subdir)
else
domain = libc-top
endif
define extract
@rm -f $@.new
$(XGETTEXT) --keyword=_ --keyword=N_ --add-comments=TRANS --sort-by-file \
--omit-header -E -n -d - --flag=error:3:c-format \
$(XGETTEXTFLAGS-$(@F)) > $@.new \
$(filter-out tst-%,$(filter-out $(objpfx)distinfo,$^)) /dev/null
mv -f $@.new $@
endef
text-srcs := $(filter %.c %.h %.cc %.C %.bash.in,$(tags_sources))
$P/$(domain).pot: $(objpfx)distinfo $(text-srcs)
ifeq (,$(text-srcs))
cp /dev/null $@
else
$(extract)
endif
all-pot = $P/libc-top.pot $P/subdirs.pot
ifndef subdir
# Collect all the subdir messages, massaging the file names in comments
# to include the subdir name.
$P/subdirs.pot: $(subdirs:%=$P/%.pot)
@rm -f $@.new
(for d in $(subdirs); \
do sed "/^#:/s% % $$d/%g" $P/$$d.pot; done) > $@.new
mv -f $@.new $@
# Combine all the messages into the final sorted template translation file.
# The following code requires GNU date.
$P/libc.pot: $(all-pot)
@rm -f $@.new
set `date -R`; disp="$$6"; \
sed -e 's/VERSION/$(version)/' \
-e "s/DATE/`date +'%Y-%m-%d %H:%M'$$disp`/" \
po/header.pot > $@.new
$(XGETTEXT) -d - --omit-header -E -n $^ >> $@.new
mv -f $@.new $@
ifeq ($(with-cvs),yes)
test ! -d CVS || cvs $(CVSOPTS) ci -m'Regenerated from source files' $@
endif
$(subdirs:%=$P/%.pot): $P/%.pot: FORCE
$(MAKE) -C $* $(sub-make-vars) ../$@
FORCE:
endif
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