| # Copyright (C) 1991-2018 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\(.in\)*$$/p')) \ |
| | $(ETAGS) -o $@ - |
| |
| # Make the distribution tarfile. |
| .PHONY: dist dist-prepare |
| |
| generated := $(generated) stubs.h |
| |
| files-for-dist := README INSTALL configure ChangeLog NEWS |
| |
| # Regenerate stuff, then error if these things are not committed yet. |
| dist-prepare: $(files-for-dist) |
| conf=`find sysdeps -name configure`; \ |
| $(MAKE) $$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) |
