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Diffstat (limited to 'REORG.TODO/Makefile')
| -rw-r--r-- | REORG.TODO/Makefile | 394 |
1 files changed, 394 insertions, 0 deletions
diff --git a/REORG.TODO/Makefile b/REORG.TODO/Makefile new file mode 100644 index 0000000000..3e0ae6f43b --- /dev/null +++ b/REORG.TODO/Makefile @@ -0,0 +1,394 @@ +# Copyright (C) 1991-2017 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, see +# <http://www.gnu.org/licenses/>. + +# +# Master Makefile for the GNU C library +# +ifneq (,) +This makefile requires GNU Make. +endif + +include Makeconfig + + +# This is the default target; it makes everything except the tests. +.PHONY: all +all: lib others + +ifneq ($(AUTOCONF),no) + +define autoconf-it +@-rm -f $@.new +$(AUTOCONF) $(ACFLAGS) $< > $@.new +chmod a-w$(patsubst %,$(comma)a+x,$(filter .,$(@D))) $@.new +mv -f $@.new $@ +endef + +configure: configure.ac aclocal.m4; $(autoconf-it) +%/configure: %/configure.ac aclocal.m4; $(autoconf-it) +%/preconfigure: %/preconfigure.ac aclocal.m4; $(autoconf-it) + +endif # $(AUTOCONF) = no + + +# We don't want to run anything here in parallel. +.NOTPARALLEL: + +# These are the targets that are made by making them in each subdirectory. ++subdir_targets := subdir_lib objects objs others subdir_mostlyclean \ + subdir_clean subdir_distclean subdir_realclean \ + tests xtests \ + subdir_update-abi subdir_check-abi \ + subdir_update-all-abi \ + subdir_echo-headers \ + subdir_install \ + subdir_objs subdir_stubs subdir_testclean \ + $(addprefix install-, no-libc.a bin lib data headers others) + +headers := limits.h values.h features.h gnu-versions.h \ + bits/xopen_lim.h gnu/libc-version.h stdc-predef.h \ + bits/libc-header-start.h + +echo-headers: subdir_echo-headers + +# The headers are in the include directory. +subdir-dirs = include +vpath %.h $(subdir-dirs) + +# What to install. +install-others = $(inst_includedir)/gnu/stubs.h +install-bin-script = + +ifeq (yes,$(build-shared)) +headers += gnu/lib-names.h +endif + +include Makerules + +ifeq ($(build-programs),yes) +others: $(addprefix $(objpfx),$(install-bin-script)) +endif + +# Install from subdirectories too. +install: subdir_install + +# Explicit dependency so that `make install-headers' works +install-headers: install-headers-nosubdir + +# Make sure that the dynamic linker is installed before libc. +$(inst_slibdir)/libc-$(version).so: elf/ldso_install + +.PHONY: elf/ldso_install +elf/ldso_install: + $(MAKE) -C $(@D) $(@F) + +# Create links for shared libraries using the `ldconfig' program if possible. +# Ignore the error if we cannot update /etc/ld.so.cache. +ifeq (no,$(cross-compiling)) +ifeq (yes,$(build-shared)) +install: install-symbolic-link +.PHONY: install-symbolic-link +install-symbolic-link: subdir_install + $(symbolic-link-prog) $(symbolic-link-list) + rm -f $(symbolic-link-list) + +install: + -test ! -x $(elf-objpfx)ldconfig || LC_ALL=C \ + $(elf-objpfx)ldconfig $(addprefix -r ,$(install_root)) \ + $(slibdir) $(libdir) +ifneq (no,$(PERL)) +ifeq (/usr,$(prefix)) +ifeq (,$(install_root)) + LD_SO=$(ld.so-version) CC="$(CC)" $(PERL) scripts/test-installation.pl $(common-objpfx) +endif +endif +endif +endif +endif + +# Build subdirectory lib objects. +lib-noranlib: subdir_lib + +ifeq (yes,$(build-shared)) +# Build the shared object from the PIC object library. +lib: $(common-objpfx)libc.so $(common-objpfx)linkobj/libc.so +endif # $(build-shared) + + +# This is a handy script for running any dynamically linked program against +# the current libc build for testing. +$(common-objpfx)testrun.sh: $(common-objpfx)config.make \ + $(..)Makeconfig $(..)Makefile + (echo '#!/bin/sh'; \ + echo 'builddir=`dirname "$$0"`'; \ + echo 'GCONV_PATH="$${builddir}/iconvdata" \'; \ + echo 'exec $(subst $(common-objdir),"$${builddir}",\ + $(test-program-prefix)) $${1+"$$@"}'; \ + ) > $@T + chmod a+x $@T + mv -f $@T $@ +postclean-generated += testrun.sh + +others: $(common-objpfx)testrun.sh + +# Makerules creates a file `stubs' in each subdirectory, which +# contains `#define __stub_FUNCTION' for each function defined in that +# directory which is a stub. +# Here we paste all of these together into <gnu/stubs.h>. + +subdir-stubs := $(foreach dir,$(subdirs),$(common-objpfx)$(dir)/stubs) + +ifndef abi-variants +installed-stubs = $(inst_includedir)/gnu/stubs.h +else +installed-stubs = $(inst_includedir)/gnu/stubs-$(default-abi).h + +$(inst_includedir)/gnu/stubs.h: $(+force) + $(make-target-directory) + { \ + echo '/* This file is automatically generated.';\ + echo " This file selects the right generated file of \`__stub_FUNCTION' macros";\ + echo ' based on the architecture being compiled for. */'; \ + echo ''; \ + $(foreach h,$(abi-includes), echo '#include <$(h)>';) \ + echo ''; \ + $(foreach v,$(abi-variants),\ + $(if $(abi-$(v)-condition),\ + echo '#if $(abi-$(v)-condition)'; \ + echo '# include <gnu/stubs-$(v).h>'); \ + $(if $(abi-$(v)-condition),echo '#endif';) \ + rm -f $(@:.d=.h).new$(v); \ + ) \ + } > $(@:.d=.h).new + mv -f $(@:.d=.h).new $(@:.d=.h) + +install-others-nosubdir: $(installed-stubs) +endif + + +# Since stubs.h is never needed when building the library, we simplify the +# hairy installation process by producing it in place only as the last part +# of the top-level `make install'. It depends on subdir_install, which +# iterates over all the subdirs; subdir_install in each subdir depends on +# the subdir's stubs file. Having more direct dependencies would result in +# extra iterations over the list for subdirs and many recursive makes. +$(installed-stubs): include/stubs-prologue.h subdir_install + $(make-target-directory) + @rm -f $(objpfx)stubs.h + (sed '/^@/d' $<; LC_ALL=C sort $(subdir-stubs)) > $(objpfx)stubs.h + if test -r $@ && cmp -s $(objpfx)stubs.h $@; \ + then echo 'stubs.h unchanged'; \ + else $(INSTALL_DATA) $(objpfx)stubs.h $@; fi + rm -f $(objpfx)stubs.h + +# This makes the Info or DVI file of the documentation from the Texinfo source. +.PHONY: info dvi pdf html +info dvi pdf html: + $(MAKE) $(PARALLELMFLAGS) -C manual $@ + +# This makes all the subdirectory targets. + +# For each target, make it depend on DIR/target for each subdirectory DIR. +$(+subdir_targets): %: $(addsuffix /%,$(subdirs)) + +# Compute a list of all those targets. +all-subdirs-targets := $(foreach dir,$(subdirs),\ + $(addprefix $(dir)/,$(+subdir_targets))) + +# The action for each of those is to cd into the directory and make the +# target there. +$(all-subdirs-targets): + $(MAKE) $(PARALLELMFLAGS) $(subdir-target-args) $(@F) + +define subdir-target-args +subdir=$(@D)$(if $($(@D)-srcdir),\ +-C $($(@D)-srcdir) ..=`pwd`/,\ +-C $(@D) ..=../) +endef + +.PHONY: $(+subdir_targets) $(all-subdirs-targets) + +# Targets to clean things up to various degrees. + +.PHONY: clean realclean distclean distclean-1 parent-clean parent-mostlyclean \ + tests-clean + +# Subroutines of all cleaning targets. +parent-mostlyclean: common-mostlyclean # common-mostlyclean is in Makerules. + -rm -f $(foreach o,$(object-suffixes-for-libc),\ + $(common-objpfx)$(patsubst %,$(libtype$o),c)) \ + $(addprefix $(objpfx),$(install-lib)) +parent-clean: parent-mostlyclean common-clean + +postclean = $(addprefix $(common-objpfx),$(postclean-generated)) \ + $(addprefix $(objpfx),sysd-dirs sysd-rules) \ + $(addprefix $(objpfx),sysd-sorted soversions.mk soversions.i) + +clean: parent-clean +# This is done this way rather than having `subdir_clean' be a +# dependency of this target so that libc.a will be removed before the +# subdirectories are dealt with and so they won't try to remove object +# files from it when it's going to be removed anyway. + @$(MAKE) subdir_clean no_deps=t + -rm -f $(postclean) +mostlyclean: parent-mostlyclean + @$(MAKE) subdir_mostlyclean no_deps=t + -rm -f $(postclean) + +tests-clean: + @$(MAKE) subdir_testclean no_deps=t + +ifneq (,$(CXX)) +vpath c++-types.data $(+sysdep_dirs) + +tests-special += $(objpfx)c++-types-check.out +$(objpfx)c++-types-check.out: c++-types.data scripts/check-c++-types.sh + scripts/check-c++-types.sh $< $(CXX) $(filter-out -std=gnu11 $(+gccwarn-c),$(CFLAGS)) $(CPPFLAGS) > $@; \ + $(evaluate-test) +endif + +tests-special += $(objpfx)check-local-headers.out +$(objpfx)check-local-headers.out: scripts/check-local-headers.sh + AWK='$(AWK)' scripts/check-local-headers.sh \ + "$(includedir)" "$(objpfx)" < /dev/null > $@; \ + $(evaluate-test) + +ifneq "$(headers)" "" +# Special test of all the installed headers in this directory. +tests-special += $(objpfx)check-installed-headers-c.out +libof-check-installed-headers-c := testsuite +$(objpfx)check-installed-headers-c.out: \ + scripts/check-installed-headers.sh $(headers) + $(SHELL) $(..)scripts/check-installed-headers.sh c \ + "$(CC) $(filter-out -std=%,$(CFLAGS)) -D_ISOMAC $(+includes)" \ + $(headers) > $@; \ + $(evaluate-test) + +ifneq "$(CXX)" "" +tests-special += $(objpfx)check-installed-headers-cxx.out +libof-check-installed-headers-cxx := testsuite +$(objpfx)check-installed-headers-cxx.out: \ + scripts/check-installed-headers.sh $(headers) + $(SHELL) $(..)scripts/check-installed-headers.sh c++ \ + "$(CXX) $(filter-out -std=%,$(CXXFLAGS)) -D_ISOMAC $(+includes)" \ + $(headers) > $@; \ + $(evaluate-test) +endif +endif + +define summarize-tests +@egrep -v '^(PASS|XFAIL):' $(objpfx)$1 || true +@echo "Summary of test results$2:" +@sed 's/:.*//' < $(objpfx)$1 | sort | uniq -c +@! egrep -q -v '^(X?PASS|XFAIL|UNSUPPORTED):' $(objpfx)$1 +endef + +tests-special-notdir = $(patsubst $(objpfx)%, %, $(tests-special)) +tests: $(tests-special) + $(..)scripts/merge-test-results.sh -s $(objpfx) "" \ + $(sort $(tests-special-notdir:.out=)) \ + > $(objpfx)subdir-tests.sum + $(..)scripts/merge-test-results.sh -t $(objpfx) subdir-tests.sum \ + $(sort $(subdirs) .) \ + > $(objpfx)tests.sum + $(call summarize-tests,tests.sum) +xtests: + $(..)scripts/merge-test-results.sh -t $(objpfx) subdir-xtests.sum \ + $(sort $(subdirs)) \ + > $(objpfx)xtests.sum + $(call summarize-tests,xtests.sum, for extra tests) + +# The realclean target is just like distclean for the parent, but we want +# the subdirs to know the difference in case they care. +realclean distclean: parent-clean +# This is done this way rather than having `subdir_distclean' be a +# dependency of this target so that libc.a will be removed before the +# subdirectories are dealt with and so they won't try to remove object +# files from it when it's going to be removed anyway. + @$(MAKE) distclean-1 no_deps=t distclean-1=$@ avoid-generated=yes \ + sysdep-subdirs="$(sysdep-subdirs)" + -rm -f $(postclean) + +# Subroutine of distclean and realclean. +distclean-1: subdir_$(distclean-1) + -rm -f $(config-generated) + -rm -f $(addprefix $(objpfx),config.status config.cache config.log) + -rm -f $(addprefix $(objpfx),config.make config-name.h config.h) +ifdef objdir + -rm -f $(objpfx)Makefile +endif + -rm -f $(sysdep-$(distclean-1)) + +# Make the TAGS file for Emacs users. + +.PHONY: TAGS +TAGS: + scripts/list-sources.sh | sed -n -e '/Makefile/p' \ + $(foreach S,[chsSyl] cxx sh bash pl,\ + $(subst .,\.,-e '/.$S\(.in\)*$$/p')) \ + | $(ETAGS) -o $@ - + +# Make the distribution tarfile. +.PHONY: dist dist-prepare + +generated := $(generated) stubs.h + +files-for-dist := README INSTALL configure ChangeLog NEWS + +# Regenerate stuff, then error if these things are not committed yet. +dist-prepare: $(files-for-dist) + conf=`find sysdeps $(addsuffix /sysdeps,$(sysdeps-add-ons)) \ + -name configure`; \ + $(MAKE) $$conf && \ + git diff --stat HEAD -- $^ $$conf \ + | $(AWK) '{ print; rc=1 } END { exit rc }' + +%.tar: FORCE + git archive --prefix=$*/ $* > $@.new + mv -f $@.new $@ + +# Do `make dist dist-version=X.Y.Z' to make tar files of an older version. + +ifneq (,$(strip $(dist-version))) +dist: $(foreach Z,.bz2 .gz .xz,$(dist-version).tar$Z) + md5sum $^ +else +dist: dist-prepare + @if v=`git describe`; then \ + echo Distribution version $$v; \ + $(MAKE) dist dist-version=$$v; \ + else \ + false; \ + fi +endif + +INSTALL: manual/install-plain.texi manual/macros.texi \ + $(common-objpfx)manual/pkgvers.texi manual/install.texi + makeinfo --no-validate --plaintext --no-number-sections \ + -I$(common-objpfx)manual $< -o $@-tmp + $(AWK) 'NF == 0 { ++n; next } \ + NF != 0 { while (n-- > 0) print ""; n = 0; print }' \ + < $@-tmp > $@-tmp2 + rm -f $@-tmp + -chmod a-w $@-tmp2 + mv -f $@-tmp2 $@ +$(common-objpfx)manual/%: FORCE + $(MAKE) $(PARALLELMFLAGS) -C manual $@ +FORCE: + +iconvdata/% localedata/% po/%: FORCE + $(MAKE) $(PARALLELMFLAGS) -C $(@D) $(@F) |