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author | Roland McGrath <roland@gnu.org> | 1995-02-18 01:27:10 +0000 |
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committer | Roland McGrath <roland@gnu.org> | 1995-02-18 01:27:10 +0000 |
commit | 28f540f45bbacd939bfd07f213bcad2bf730b1bf (patch) | |
tree | 15f07c4c43d635959c6afee96bde71fb1b3614ee /Rules | |
download | glibc-28f540f45bbacd939bfd07f213bcad2bf730b1bf.zip glibc-28f540f45bbacd939bfd07f213bcad2bf730b1bf.tar.gz glibc-28f540f45bbacd939bfd07f213bcad2bf730b1bf.tar.bz2 |
initial import
Diffstat (limited to 'Rules')
-rw-r--r-- | Rules | 128 |
1 files changed, 128 insertions, 0 deletions
@@ -0,0 +1,128 @@ +# Copyright (C) 1991, 1992, 1993, 1994, 1995 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., 675 Mass Ave, +# Cambridge, MA 02139, 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 is benign and useless in GNU make before 3.63. +export subdir := $(subdir) + +# This is the default target; it makes the library and auxiliary programs. +.PHONY: all +all: lib others + +ifneq "$(findstring env,$(origin headers))" "" +headers := +endif + +ifneq "$(findstring env,$(origin generated))" "" +generated := +endif + +ifeq "$(strip $(headers))" "" +ifneq "$(wildcard $(subdir).h)" "" +override headers := $(subdir).h +endif +endif + +include ../Makerules + +.PHONY: subdir_lib +subdir_lib: lib-noranlib + +# Some subdirs need to install a dummy library. +# They can use "$(objpfx)libfnord.a: $(dep-dummy-lib); $(make-dummy-lib)". +dep-dummy-lib = $(objpfx)dummy.o +define make-dummy-lib +$(AR) cr$(verbose) $@ $< +endef +$(objpfx)dummy.o: + @rm -f $(@:.o=.c) + echo 'void __dummy__ () { }' > $(@:.o=.c) + $(CC) -c $(@:.o=.c) -o $@ + +# This makes all the auxilliary and test programs. + +.PHONY: others tests +others: $(addprefix $(objpfx),$(others)) +ifeq ($(cross-compiling),yes) +tests: $(addprefix $(objpfx),$(tests)) +else +tests: $(tests:%=$(objpfx)%.out) +endif + +ifneq "$(strip $(others) $(tests))" "" +$(addprefix $(objpfx),$(others) $(tests)): %: %.o $(libc.a) + $(+link) +endif + +ifneq "$(strip $(tests))" "" +# These are the implicit rules for making test outputs +# from the test programs and whatever input files are present. +$(objpfx)%.out: $(objpfx)% %.args %.input + $(dir $<)$(notdir $<) `cat $(word 2,$^)` < $(word 3,$^) > $@ +$(objpfx)%.out: $(objpfx)% %.args + $(dir $<)$(notdir $<) `cat $(word 2,$^)` > $@ +$(objpfx)%.out: $(objpfx)% %.input + $(dir $<)$(notdir $<) < $(word 2,$^) > $@ +$(objpfx)%.out: $(objpfx)% + $(dir $<)$(notdir $<) > $@ +endif # tests + +.PHONY: distclean realclean subdir_distclean subdir_realclean \ + subdir_clean subdir_mostlyclean +subdir_mostlyclean: mostlyclean +subdir_clean: clean +subdir_distclean: distclean +subdir_realclean: realclean +realclean: distclean +distclean: clean + +.PHONY: subdir_echo-headers +subdir_echo-headers: echo-headers + +.PHONY: subdir_echo-distinfo +subdir_echo-distinfo: + @echo $(addprefix +header+,$(headers)) \ + $(addprefix +nodist+,$(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 $(objpfx),$(generated)) |