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# Makerules
# Copyright 2006 Free Software Foundation, Inc.
#
# Permission to use, copy, modify and distribute this software and its
# documentation is hereby granted, provided that both the copyright
# notice and this permission notice appear in all copies of the
# software, derivative works or modified versions, and any portions
# thereof, and that both notices appear in supporting documentation.
#
# THE FREE SOFTWARE FOUNDATION ALLOWS FREE USE OF THIS SOFTWARE IN ITS
# "AS IS" CONDITION. THE FREE SOFTWARE FOUNDATION DISCLAIMS ANY
# LIABILITY OF ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE
# USE OF THIS SOFTWARE.
#
# configure's findings.
#
systype = @systype@
abs_top_builddir = @abs_top_builddir@
abs_top_srcdir = @abs_top_srcdir@
AR = @AR@
AWK = @AWK@
CC = @CC@
CPP = @CPP@
LD = @LD@
MBCHK = @MBCHK@
MIG = @MIG@
NM = @NM@
RANLIB = @RANLIB@
INSTALL = @INSTALL@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
INSTALL_DATA = @INSTALL_DATA@
CFLAGS-common = @CFLAGS@
CPPFLAGS-common = @CPPFLAGS@
DEFS-common = @DEFS@
LDFLAGS-common = @LDFLAGS@
#
# System dependent Makerules
#
include $(abs_top_builddir)/$(systype)/Makerules
#
# Compilation flags
#
DEFS += $(DEFS-common)
DEFINES += $(DEFS) -DMACH -DCMU -DMACH_KERNEL -DKERNEL
INCLUDES += -I$(abs_top_builddir) -I$(abs_top_srcdir) \
-I$(abs_top_srcdir)/include -I$(abs_top_srcdir)/$(systype) \
-I$(abs_top_srcdir)/$(systype)/include/mach/sa \
-I$(abs_top_srcdir)/bogus -I$(abs_top_srcdir)/util \
-I$(abs_top_srcdir)/kern -I$(abs_top_srcdir)/device
CPPFLAGS += -nostdinc $(DEFINES) $(INCLUDES) $(CPPFLAGS-common)
MIGFLAGS += $(CPPFLAGS)
CFLAGS += $(CFLAGS-common)
# See <URL:http://lists.gnu.org/archive/html/bug-hurd/2006-01/msg00148.html>.
CFLAGS += -fno-strict-aliasing
LDFLAGS += $(LDFLAGS-common)
# Assemble .S files correctly
ASFLAGS += -DASSEMBLER
#
# How to do some things
#
# Building foo.h from foo.sym:
%.symc: %.sym $(abs_top_srcdir)/gensym.awk
$(AWK) -f $(word 2,$^) $< > $@
%.symc.o: %.symc
$(CC) -S $(CPPFLAGS) $(CFLAGS) $(CPPFLAGS-$@) -x c -o $@ $<
%.h: %.symc.o
sed <$< -e 's/^[^*].*$$//' | \
sed -e 's/^[*]/#define/' -e 's/mAgIc[^-0-9]*//' >$@
# Building from foo.cli
%.h %_user.c: %.cli
$(MIG) $(MIGFLAGS) -header $*.h -user $*_user.c -server /dev/null $<
# Building from foo.srv
%_interface.h %_server.c: %.srv
$(MIG) $(MIGFLAGS) -sheader $*_interface.h -server $*_server.c \
-header /dev/null -user /dev/null $<
#
# Dependency generation
#
# Don't build and include dependency files if they're not needed.
ifeq ($(strip $(filter-out %clean, $(MAKECMDGOALS))),)
no_deps = t
endif
# Include dependency files
ifneq ($(no_deps),t)
# For each file generated by MiG we need a .d file.
-include $(subst _server.o,.migs_d,$(servers)) /dev/null
-include $(subst _server.o,.migsh_d,$(servers)) /dev/null
-include $(subst _user.o,.migu_d,$(users)) /dev/null
-include $(subst _user.o,.miguh_d,$(users)) /dev/null
# For each .o file we need a .d file.
-include $(subst .o,.d,$(filter %.o,$(objfiles))) /dev/null
endif
# Here is how to make those dependency files
%.migs_d: %.srv
(set -e; $(CPP) $(MIGFLAGS) -M -MG -x c $< | \
sed -e 's/[^:]*:/$(@:.migs_d=_server.c) $@:/' > $@)
%.migu_d: %.cli
(set -e; $(CPP) $(MIGFLAGS) -M -MG -x c $< | \
sed -e 's/[^:]*:/$(@:.migu_d=_user.c) $@:/' > $@)
%.migsh_d: %.migs_d
sed -e 's/_server\.c /_interface.h /' -e 's/migs_d/migsh_d/' < $< > $@
%.miguh_d: %.migu_d
sed -e 's/_user\.c /.h /' -e 's/migu_d/miguh_d/' < $< > $@
# Generic rule for $(CC) based compilation for making dependencies
define make-deps
set -e; $(CC) $(CFLAGS) $(CPPFLAGS) -M -MG $< | \
sed > $@.new -e 's/$*\.o:/$*.o $@:/'
mv -f $@.new $@
endef
%.d: %.c; $(make-deps)
%.d: %.S; $(make-deps)
# .s files don't go through the preprocessor, so we do this
# This rule must come *after* the genuine ones above, so that
# make doesn't build a .s file and then make an empty dependency
# list.
%.d: %.s
echo '$*.o: $<' > $@
#
# Autoconf support
#
$(top_builddir)/Makerules $(abs_top_builddir)/Makerules: \
$(abs_top_srcdir)/Makerules.in $(abs_top_builddir)/config.status
cd $(abs_top_builddir) && ./config.status $(@F)
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