| 1 | # Copyright (C) 1991-2002, 2003, 2004, 2005 Free Software Foundation, Inc.
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| 2 | # This file is part of the GNU C Library.
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| 3 |
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| 4 | # The GNU C Library is free software; you can redistribute it and/or
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| 5 | # modify it under the terms of the GNU Lesser General Public
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| 6 | # License as published by the Free Software Foundation; either
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| 7 | # version 2.1 of the License, or (at your option) any later version.
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| 8 |
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| 9 | # The GNU C Library is distributed in the hope that it will be useful,
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| 10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 12 | # Lesser General Public License for more details.
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| 13 |
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| 14 | # You should have received a copy of the GNU Lesser General Public
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| 15 | # License along with the GNU C Library; if not, write to the Free
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| 16 | # Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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| 17 | # 02111-1307 USA.
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| 18 |
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| 19 | #
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| 20 | # Master Makefile for the GNU C library
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| 21 | #
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| 22 | ifneq (,)
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| 23 | This makefile requires GNU Make.
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| 24 | endif
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| 25 |
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| 26 | include Makeconfig
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| 27 |
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| 28 |
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| 29 | # This is the default target; it makes everything except the tests.
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| 30 | .PHONY: all
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| 31 | all: lib others
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| 32 | |
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| 33 |
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| 34 | ifneq ($(AUTOCONF),no)
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| 35 |
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| 36 | ifeq ($(with-cvs),yes)
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| 37 | define autoconf-it-cvs
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| 38 | test ! -d CVS || cvs $(CVSOPTS) commit -m'Regenerated: autoconf $(ACFLAGS) $<' $@
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| 39 | endef
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| 40 | else
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| 41 | autoconf-it-cvs =
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| 42 | endif
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| 43 |
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| 44 | define autoconf-it
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| 45 | @-rm -f $@.new
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| 46 | $(AUTOCONF) $(ACFLAGS) $< > $@.new
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| 47 | chmod a-w,a+x $@.new
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| 48 | mv -f $@.new $@
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| 49 | $(autoconf-it-cvs)
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| 50 | endef
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| 51 |
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| 52 | configure: configure.in aclocal.m4; $(autoconf-it)
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| 53 | %/configure: %/configure.in aclocal.m4; $(autoconf-it)
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| 54 |
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| 55 | endif # $(AUTOCONF) = no
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| 56 |
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| 57 |
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| 58 | # We don't want to run anything here in parallel.
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| 59 | .NOTPARALLEL:
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| 60 |
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| 61 | # These are the targets that are made by making them in each subdirectory.
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| 62 | +subdir_targets := subdir_lib objects objs others subdir_mostlyclean \
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| 63 | subdir_clean subdir_distclean subdir_realclean \
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| 64 | tests xtests subdir_lint.out \
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| 65 | subdir_update-abi subdir_check-abi \
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| 66 | subdir_echo-headers \
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| 67 | subdir_install \
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| 68 | subdir_objs subdir_stubs subdir_testclean \
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| 69 | $(addprefix install-, no-libc.a bin lib data headers others)
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| 70 | |
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| 71 |
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| 72 | headers := limits.h values.h features.h gnu-versions.h bits/libc-lock.h \
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| 73 | bits/xopen_lim.h gnu/libc-version.h
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| 74 |
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| 75 | echo-headers: subdir_echo-headers
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| 76 |
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| 77 | # The headers are in the include directory.
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| 78 | subdir-dirs = include
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| 79 | vpath %.h $(subdir-dirs)
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| 80 |
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| 81 | # What to install.
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| 82 | install-others = $(inst_includedir)/gnu/stubs.h
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| 83 | install-bin-script =
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| 84 |
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| 85 | ifeq (yes,$(build-shared))
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| 86 | headers += gnu/lib-names.h
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| 87 | endif
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| 88 |
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| 89 | include Makerules
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| 90 |
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| 91 | ifeq ($(build-programs),yes)
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| 92 | others: $(addprefix $(objpfx),$(install-bin-script))
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| 93 | endif
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| 94 |
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| 95 | # Install from subdirectories too.
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| 96 | install: subdir_install
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| 97 |
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| 98 | # Explicit dependency so that `make install-headers' works
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| 99 | install-headers: install-headers-nosubdir
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| 100 |
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| 101 | # Make sure that the dynamic linker is installed before libc.
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| 102 | $(inst_slibdir)/libc-$(version).so: elf/ldso_install
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| 103 |
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| 104 | .PHONY: elf/ldso_install
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| 105 | elf/ldso_install:
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| 106 | $(MAKE) -C $(@D) $(@F)
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| 107 |
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| 108 | # Create links for shared libraries using the `ldconfig' program if possible.
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| 109 | # Ignore the error if we cannot update /etc/ld.so.cache.
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| 110 | ifeq (no,$(cross-compiling))
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| 111 | ifeq (yes,$(build-shared))
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| 112 | install: install-symbolic-link
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| 113 | .PHONY: install-symbolic-link
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| 114 | install-symbolic-link: subdir_install
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| 115 | $(symbolic-link-prog) $(symbolic-link-list)
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| 116 | rm -f $(symbolic-link-list)
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| 117 |
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| 118 | install:
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| 119 | -test ! -x $(common-objpfx)elf/ldconfig || LC_ALL=C LANGUAGE=C \
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| 120 | $(common-objpfx)elf/ldconfig $(addprefix -r ,$(install_root)) \
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| 121 | $(slibdir) $(libdir)
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| 122 | ifneq (no,$(PERL))
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| 123 | ifeq (/usr,$(prefix))
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| 124 | ifeq (,$(install_root))
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| 125 | CC="$(CC)" $(PERL) scripts/test-installation.pl $(common-objpfx)
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| 126 | endif
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| 127 | endif
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| 128 | endif
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| 129 | endif
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| 130 | endif
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| 131 |
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| 132 | # Build subdirectory lib objects.
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| 133 | lib-noranlib: subdir_lib
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| 134 |
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| 135 | ifeq (yes,$(build-shared))
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| 136 | # Build the shared object from the PIC object library.
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| 137 | lib: $(common-objpfx)libc.so
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| 138 | endif
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| 139 |
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| 140 |
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| 141 | # This is a handy script for running any dynamically linked program against
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| 142 | # the current libc build for testing.
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| 143 | $(common-objpfx)testrun.sh: $(common-objpfx)config.make \
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| 144 | $(..)Makeconfig $(..)Makefile
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| 145 | (echo '#!/bin/sh'; \
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| 146 | echo "GCONV_PATH='$(common-objpfx)iconvdata' \\"; \
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| 147 | echo 'exec $(run-program-prefix) $${1+"$$@"}'; \
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| 148 | ) > $@T
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| 149 | chmod a+x $@T
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| 150 | mv -f $@T $@
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| 151 | postclean-generated += testrun.sh
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| 152 |
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| 153 | others: $(common-objpfx)testrun.sh
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| 154 | |
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| 155 |
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| 156 | # Makerules creates a file `stubs' in each subdirectory, which
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| 157 | # contains `#define __stub_FUNCTION' for each function defined in that
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| 158 | # directory which is a stub.
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| 159 | # Here we paste all of these together into <gnu/stubs.h>.
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| 160 |
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| 161 | subdir-stubs := $(foreach dir,$(subdirs),$(common-objpfx)$(dir)/stubs)
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| 162 |
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| 163 | ifeq ($(biarch),no)
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| 164 | installed-stubs = $(inst_includedir)/gnu/stubs.h
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| 165 | else
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| 166 | installed-stubs = $(inst_includedir)/gnu/stubs-$(biarch).h
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| 167 |
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| 168 | $(inst_includedir)/gnu/stubs.h: include/stubs-biarch.h $(+force)
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| 169 | $(INSTALL_DATA) $< $@
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| 170 |
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| 171 | install-others-nosubdir: $(installed-stubs)
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| 172 | endif
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| 173 |
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| 174 |
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| 175 | # Since stubs.h is never needed when building the library, we simplify the
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| 176 | # hairy installation process by producing it in place only as the last part
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| 177 | # of the top-level `make install'. It depends on subdir_install, which
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| 178 | # iterates over all the subdirs; subdir_install in each subdir depends on
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| 179 | # the subdir's stubs file. Having more direct dependencies would result in
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| 180 | # extra iterations over the list for subdirs and many recursive makes.
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| 181 | $(installed-stubs): include/stubs-prologue.h subdir_install
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| 182 | $(make-target-directory)
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| 183 | @rm -f $(objpfx)stubs.h
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| 184 | (sed '/^@/d' $<; LC_ALL=C sort $(subdir-stubs)) > $(objpfx)stubs.h
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| 185 | if test -r $@ && cmp -s $(objpfx)stubs.h $@; \
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| 186 | then echo 'stubs.h unchanged'; \
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| 187 | else $(INSTALL_DATA) $(objpfx)stubs.h $@; fi
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| 188 | rm -f $(objpfx)stubs.h
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| 189 | |
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| 190 |
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| 191 | # This makes the Info or DVI file of the documentation from the Texinfo source.
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| 192 | .PHONY: info dvi pdf html
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| 193 | info dvi pdf html:
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| 194 | $(MAKE) $(PARALLELMFLAGS) -C manual $@
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| 195 | |
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| 196 |
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| 197 | # This makes all the subdirectory targets.
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| 198 |
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| 199 | # For each target, make it depend on DIR/target for each subdirectory DIR.
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| 200 | $(+subdir_targets): %: $(addsuffix /%,$(subdirs))
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| 201 |
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| 202 | # Compute a list of all those targets.
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| 203 | all-subdirs-targets := $(foreach dir,$(subdirs),\
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| 204 | $(addprefix $(dir)/,$(+subdir_targets)))
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| 205 |
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| 206 | # The action for each of those is to cd into the directory and make the
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| 207 | # target there.
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| 208 | $(all-subdirs-targets):
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| 209 | $(MAKE) $(PARALLELMFLAGS) -C $(@D) $(@F)
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| 210 |
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| 211 | .PHONY: $(+subdir_targets) $(all-subdirs-targets)
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| 212 | |
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| 213 |
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| 214 | # Targets to clean things up to various degrees.
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| 215 |
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| 216 | .PHONY: clean realclean distclean distclean-1 parent-clean parent-mostlyclean \
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| 217 | tests-clean
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| 218 |
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| 219 | # Subroutines of all cleaning targets.
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| 220 | parent-mostlyclean: common-mostlyclean # common-mostlyclean is in Makerules.
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| 221 | -rm -f $(foreach o,$(object-suffixes-for-libc),\
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| 222 | $(common-objpfx)$(patsubst %,$(libtype$o),c)) \
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| 223 | $(addprefix $(objpfx),$(install-lib))
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| 224 | parent-clean: parent-mostlyclean common-clean
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| 225 |
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| 226 | postclean = $(addprefix $(common-objpfx),$(postclean-generated)) \
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| 227 | $(addprefix $(objpfx),sysd-dirs sysd-rules) \
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| 228 | $(addprefix $(objpfx),sysd-sorted soversions.mk soversions.i)
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| 229 |
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| 230 | clean: parent-clean
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| 231 | # This is done this way rather than having `subdir_clean' be a
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| 232 | # dependency of this target so that libc.a will be removed before the
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| 233 | # subdirectories are dealt with and so they won't try to remove object
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| 234 | # files from it when it's going to be removed anyway.
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| 235 | @$(MAKE) subdir_clean no_deps=t
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| 236 | -rm -f $(postclean)
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| 237 | mostlyclean: parent-mostlyclean
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| 238 | @$(MAKE) subdir_mostlyclean no_deps=t
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| 239 | -rm -f $(postclean)
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| 240 |
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| 241 | tests-clean:
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| 242 | @$(MAKE) subdir_testclean no_deps=t
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| 243 |
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| 244 | tests: $(objpfx)c++-types-check.out
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| 245 | ifneq ($(CXX),no)
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| 246 | check-data := $(firstword $(wildcard \
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| 247 | $(foreach M,$(config-machine) $(base-machine),\
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| 248 | scripts/data/c++-types-$M-$(config-os).data)))
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| 249 | ifneq (,$(check-data))
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| 250 | $(objpfx)c++-types-check.out: $(check-data)
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| 251 | scripts/check-c++-types.sh $^ $(CXX) $(filter-out -std=gnu99 -Wstrict-prototypes,$(CFLAGS)) $(CPPFLAGS) > $@
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| 252 | else
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| 253 | $(objpfx)c++-types-check.out:
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| 254 | @echo 'WARNING C++ tests not run; create a c++-types-XXX file'
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| 255 | @echo "not run" > $@
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| 256 | endif
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| 257 | endif
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| 258 |
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| 259 | # The realclean target is just like distclean for the parent, but we want
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| 260 | # the subdirs to know the difference in case they care.
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| 261 | realclean distclean: parent-clean
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| 262 | # This is done this way rather than having `subdir_distclean' be a
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| 263 | # dependency of this target so that libc.a will be removed before the
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| 264 | # subdirectories are dealt with and so they won't try to remove object
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| 265 | # files from it when it's going to be removed anyway.
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| 266 | @$(MAKE) distclean-1 no_deps=t distclean-1=$@ avoid-generated=yes \
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| 267 | sysdep-subdirs="$(sysdep-subdirs)"
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| 268 | -rm -f $(postclean)
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| 269 |
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| 270 | # Subroutine of distclean and realclean.
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| 271 | distclean-1: subdir_$(distclean-1)
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| 272 | -rm -f $(config-generated)
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| 273 | -rm -f $(addprefix $(objpfx),config.status config.cache config.log)
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| 274 | -rm -f $(addprefix $(objpfx),config.make config-name.h config.h)
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| 275 | ifdef objdir
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| 276 | -rm -f $(objpfx)Makefile
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| 277 | endif
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| 278 | -rm -f $(sysdep-$(distclean-1))
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| 279 | |
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| 280 |
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| 281 | # Make the distribution tarfile.
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| 282 | .PHONY: dist tag-for-dist
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| 283 |
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| 284 | generated := $(generated) stubs.h
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| 285 |
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| 286 | README: README.template version.h
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| 287 | -rm -f $@
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| 288 | sed -e 's/RELEASE/$(release)/' -e 's/VERSION/$(version)/' < $< > $@
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| 289 | # Make it unwritable so I won't change it by mistake.
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| 290 | chmod 444 $@
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| 291 | ifeq ($(with-cvs),yes)
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| 292 | test ! -d CVS || cvs $(CVSOPTS) commit -m'Remade for $(release)-$(version)' $@
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| 293 | endif
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| 294 |
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| 295 | files-for-dist := README FAQ INSTALL NOTES configure
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| 296 |
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| 297 | tag-of-stem = glibc-$(subst .,_,$*)
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| 298 |
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| 299 | # Add-ons in the main repository but distributed in their own tar files.
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| 300 | dist-separate = libidn linuxthreads
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| 301 |
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| 302 | # Directories in each add-on.
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| 303 | dist-separate-libidn = libidn
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| 304 | dist-separate-linuxthreads = linuxthreads linuxthreads_db
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| 305 |
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| 306 | glibc-%.tar $(dist-separate:%=glibc-%-%.tar): $(files-for-dist) \
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| 307 | $(foreach D,$(dist-separate),\
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| 308 | $D/configure)
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| 309 | @rm -fr glibc-$*
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| 310 | $(MAKE) -q `find sysdeps $(addsuffix /sysdeps,$(add-ons)) \
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| 311 | -name configure`
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| 312 | cvs $(CVSOPTS) -Q export -d glibc-$* -r $(tag-of-stem) libc
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| 313 | # Touch all the configure scripts going into the tarball since cvs export
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| 314 | # might have delivered configure.in newer than configure.
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| 315 | find glibc-$* -name configure -print | xargs touch
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| 316 | $(dist-do-separate-dirs)
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| 317 | tar cf glibc-$*.tar glibc-$*
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| 318 | rm -fr glibc-$*
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| 319 | define dist-do-separate-dirs
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| 320 | $(foreach dir,$(dist-separate),
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| 321 | tar cf glibc-$(dir)-$*.tar -C glibc-$* $(dist-separate-$(dir))
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| 322 | rm -rf $(addprefix glibc-$*/,$(dist-separate-$(dir)))
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| 323 | )
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| 324 | endef
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| 325 |
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| 326 | # Do `make dist dist-version=X.Y.Z' to make tar files of an older version.
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| 327 | dist-version = $(version)
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| 328 |
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| 329 | dist: $(foreach Z,.bz2 .gz,glibc-$(dist-version).tar$Z \
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| 330 | $(foreach D,$(dist-separate),\
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| 331 | glibc-$D-$(dist-version).tar$Z))
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| 332 | md5sum $^
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| 333 |
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| 334 | tag-for-dist: tag-$(dist-version)
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| 335 | tag-%: $(files-for-dist)
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| 336 | cvs $(CVSOPTS) -Q tag -c $(tag-of-stem)
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| 337 |
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| 338 | define format-me
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| 339 | @rm -f $@
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| 340 | makeinfo --no-validate --no-warn --no-headers $< -o $@
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| 341 | -chmod a-w $@
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| 342 | endef
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| 343 | INSTALL: manual/install.texi; $(format-me)
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| 344 | NOTES: manual/creature.texi; $(format-me)
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| 345 | manual/dir-add.texi manual/dir-add.info: FORCE
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| 346 | $(MAKE) $(PARALLELMFLAGS) -C $(@D) $(@F)
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| 347 | FAQ: scripts/gen-FAQ.pl FAQ.in
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| 348 | $(PERL) $^ > $@.new && rm -f $@ && mv $@.new $@ && chmod a-w $@
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| 349 | ifeq ($(with-cvs),yes)
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| 350 | test ! -d CVS || cvs $(CVSOPTS) commit -m'Regenerated: $(PERL) $^' $@
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| 351 | endif
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| 352 | FORCE:
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| 353 |
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| 354 | iconvdata/% localedata/% po/% manual/%:
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| 355 | $(MAKE) $(PARALLELMFLAGS) -C $(@D) $(@F)
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| 356 |
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| 357 | # glibc 2.0 contains some header files which aren't used with glibc 2.1
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| 358 | # anymore.
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| 359 | # These rules should remove those headers
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| 360 | ifeq (,$(install_root))
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| 361 | ifeq ($(old-glibc-headers),yes)
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| 362 | install: remove-old-headers
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| 363 | endif
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| 364 | endif
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| 365 |
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| 366 | headers2_0 := __math.h bytesex.h confname.h direntry.h elfclass.h \
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| 367 | errnos.h fcntlbits.h huge_val.h ioctl-types.h \
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| 368 | ioctls.h iovec.h jmp_buf.h libc-lock.h local_lim.h \
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| 369 | mathcalls.h mpool.h nan.h ndbm.h posix1_lim.h \
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| 370 | posix2_lim.h posix_opt.h resourcebits.h schedbits.h \
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| 371 | selectbits.h semaphorebits.h sigaction.h sigcontext.h \
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| 372 | signum.h sigset.h sockaddrcom.h socketbits.h stab.def \
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| 373 | statbuf.h statfsbuf.h stdio-lock.h stdio_lim.h \
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| 374 | syscall-list.h termbits.h timebits.h ustatbits.h \
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| 375 | utmpbits.h utsnamelen.h waitflags.h waitstatus.h \
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| 376 | xopen_lim.h gnu/types.h sys/ipc_buf.h \
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| 377 | sys/kernel_termios.h sys/msq_buf.h sys/sem_buf.h \
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| 378 | sys/shm_buf.h sys/socketcall.h sigstack.h
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| 379 |
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| 380 | .PHONY: remove-old-headers
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| 381 | remove-old-headers:
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| 382 | rm -f $(addprefix $(inst_includedir)/, $(headers2_0))
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