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# Copyright (C) 1991,92,93,94,95,96,97,98,99 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 Library General Public License as
# published by the Free Software Foundation; either version 2 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
# Library General Public License for more details.
# You should have received a copy of the GNU Library General Public
# License along with the GNU C Library; see the file COPYING.LIB. If not,
# write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
# Boston, MA 02111-1307, USA.
#
# Rules for making a subdirectory in the GNU C library.
# Each subdirectory Makefile defines some variables and includes this.
#
ifneq (,)
This makefile requires GNU Make.
endif
all: # Don't let the default goal come from Makeconfig.
include ../Makeconfig
ifndef subdir
Each subdirectory makefile must define the `subdir' variable.
endif
# This ` unconfuses emacs.
# This is benign and useless in GNU make before 3.63.
export subdir := $(subdir)
# This is the default target; it makes the library and auxiliary programs.
.PHONY: all
all: objs lib others
ifeq ($(build-programs),yes)
others: $(addprefix $(objpfx),$(extra-objs) \
$(install-lib) $(install-bin) \
$(install-rootsbin) $(install-sbin))
else
others: $(addprefix $(objpfx),$(extra-objs) \
$(install-lib))
endif
ifneq "$(findstring env,$(origin headers))" ""
headers :=
endif
ifneq "$(findstring env,$(origin generated))" ""
generated :=
endif
ifneq "$(findstring env,$(origin common-generated))" ""
common-generated :=
endif
include ../Makerules
.PHONY: subdir_lib
subdir_lib: lib-noranlib
# Some subdirs need to install a dummy library.
# They can use "$(objpfx)libfnord.a: $(dep-dummy-lib); $(make-dummy-lib)".
dep-dummy-lib = $(common-objpfx)dummy.o
define make-dummy-lib
$(AR) cr$(verbose) $@ $<
endef
$(common-objpfx)dummy.c:
rm -f $@
echo 'void __dummy__ (void) { }' > $@
common-generated += dummy.o dummy.c
# This makes all the auxiliary and test programs.
.PHONY: others tests
ifeq ($(build-programs),yes)
others: $(addprefix $(objpfx),$(others) $(sysdep-others) $(extra-objs))
else
others: $(addprefix $(objpfx),$(extra-objs))
endif
ifeq ($(cross-compiling),yes)
tests: $(addprefix $(objpfx),$(tests) $(test-srcs))
else
tests: $(tests:%=$(objpfx)%.out)
endif
ifeq ($(build-programs),yes)
binaries-all = $(others) $(sysdep-others) $(tests) $(test-srcs)
binaries-static = $(others-static)
else
binaries-all = $(tests) $(test-srcs)
binaries-static =
endif
binaries-shared = $(filter-out $(binaries-static), $(binaries-all))
ifneq "$(strip $(binaries-shared))" ""
$(addprefix $(objpfx),$(binaries-shared)): %: %.o \
$(sort $(filter $(common-objpfx)lib%,$(link-libc))) \
$(addprefix $(csu-objpfx),start.o) $(+preinit) $(+postinit)
$(+link)
endif
ifneq "$(strip $(binaries-static))" ""
$(addprefix $(objpfx),$(binaries-static)): %: %.o \
$(sort $(filter $(common-objpfx)lib%,$(link-libc-static))) \
$(addprefix $(csu-objpfx),start.o) $(+preinit) $(+postinit)
$(+link-static)
endif
ifneq "$(strip $(tests) $(test-srcs))" ""
# These are the implicit rules for making test outputs
# from the test programs and whatever input files are present.
$(objpfx)%.out: %.args $(objpfx)% %.input
$($*-ENV) $(built-program-cmd) `cat $(word 1,$^)` < $(word 3,$^) > $@
$(objpfx)%.out: %.args $(objpfx)%
$($*-ENV) $(built-program-cmd) `cat $(word 1,$^)` > $@
$(objpfx)%.out: %.input $(objpfx)%
$($*-ENV) $(built-program-cmd) < $(word 1,$^) > $@
$(objpfx)%.out: /dev/null $(objpfx)% # Make it 2nd arg for canned sequence.
$($*-ENV) $(built-program-cmd) > $@
endif # tests
.PHONY: distclean realclean subdir_distclean subdir_realclean \
subdir_clean subdir_mostlyclean subdir_testclean
subdir_mostlyclean: mostlyclean
subdir_clean: clean
subdir_distclean: distclean
subdir_realclean: realclean
subdir_testclean: do-tests-clean
realclean: distclean
distclean: clean
.PHONY: subdir_echo-headers
subdir_echo-headers: echo-headers
.PHONY: subdir_echo-distinfo
subdir_echo-distinfo:
@echo $(addprefix +header+,$(headers) $(filter %.h,$(distribute))) \
$(addprefix +nodist+,$(generated) $(common-generated) $(dont_distribute))
# We want to install everything except the library itself, but update all
# our portions of the library because the parent make will install it later
# (likewise the stubs file).
.PHONY: subdir_install
subdir_install: install-no-libc.a lib-noranlib stubs
.PHONY: subdir_TAGS subdir_dist
subdir_TAGS: TAGS
subdir_dist: dist
# Convenient target to update all the generated source files.
.PHONY: generated
generated: $(addprefix $(common-objpfx),$(common-generated)) \
$(addprefix $(objpfx),$(generated))
# Target required by the Hurd to ensure that all the MiG-generated
# headers are in place before building a subdirectory.
.PHONY: before-compile
before-compile: $(before-compile)
$(common-objpfx)dummy.o: $(common-objpfx)dummy.c $(before-compile);
$(compile-command.c)
# There's no good place to put this - here will do.
# The dependencies are wrong if it's run from the top level.
ifeq ($(filter %posix, $(sysdirs)),)
L_tmpnam = 1
TMP_MAX = 0
L_ctermid = 1
L_cuserid = 1
else
L_tmpnam = 20
TMP_MAX = 238328
L_ctermid = 9
L_cuserid = 9
endif
stdio_lim = $(common-objpfx)bits/stdio_lim.h
$(stdio_lim:lim.h=%.h) $(stdio_lim:lim.h=%.d): $(stdio_lim:lim.h=%.st); @:
$(stdio_lim:h=st): $(..)stdio-common/stdio_lim.h.in $(..)Rules \
$(common-objpfx)config.make
$(make-target-directory)
echo '#include "$(..)posix/bits/posix1_lim.h"' | \
SUNPRO_DEPENDENCIES='$(@:st=dT) $@' \
$(CC) $(+includes) -E -dM -xc - -o $(@:st=hT)
ifdef sed-remove-objpfx
sed $(sed-remove-objpfx) $(@:st=dT) > $(@:st=dt)
mv -f $(@:st=dt) $(@:st=d)
else
mv -f $(@:st=dT) $(@:st=d)
endif
fopen_max=`sed -n 's/^#define OPEN_MAX //p' $(@:st=hT)`; \
filename_max=`sed -n 's/^#define PATH_MAX //p' $(@:st=hT)`; \
fopen_max=$${fopen_max:-16}; \
filename_max=$${filename_max:-1024}; \
sed -e "s/@FOPEN_MAX@/$$fopen_max/" \
-e "s/@FILENAME_MAX@/$$filename_max/" \
-e "s/@L_tmpnam@/$(L_tmpnam)/" \
-e "s/@TMP_MAX@/$(TMP_MAX)/" \
-e "s/@L_ctermid@/$(L_ctermid)/" \
-e "s/@L_cuserid@/$(L_cuserid)/" \
$< > $(@:st=h.new)
$(move-if-change) $(@:st=h.new) $(@:st=h)
# Remove these last so that they can be examined if something went wrong.
rm -f $(@:st=hT) $(@:st=dT)
touch $@
# Get dependencies.
ifndef no_deps
-include $(stdio_lim:h=d)
endif
common-generated += bits/stdio_lim.h bits/stdio_lim.d bits/stdio_lim.st
|
