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Diffstat (limited to 'Makefile.am')
| -rw-r--r-- | Makefile.am | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/Makefile.am b/Makefile.am new file mode 100644 index 0000000..a80b161 --- /dev/null +++ b/Makefile.am @@ -0,0 +1,166 @@ +# Makefile for GNU Mach. + +# Copyright (C) 2006 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2, or (at +# your option) any later version. +# +# This program 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 +# General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + +# +# Various definitions of the Automake environment. +# +# These will be augmented below. +# + +SUBDIRS = +DIST_SUBDIRS = +EXTRA_DIST = +noinst_LIBRARIES = +noinst_PROGRAMS = +TESTS= +info_TEXINFOS = +MOSTLYCLEANFILES = +AM_CPPFLAGS = +AM_CCASFLAGS = +AM_CFLAGS = +AM_LDFLAGS = + +# +# Compilation flags +# + +AM_CPPFLAGS += \ + -nostdinc -imacros config.h + +AM_CPPFLAGS += \ + -I$(systype) \ + -I. \ + -I$(top_srcdir)/$(systype) \ + -I$(top_srcdir)/$(systype)/include/mach/sa \ + -I$(top_srcdir)/include + +# Yes, this makes the eyes hurt. But perhaps someone will finally take care of +# all that scruffy Mach code... Also see <http://savannah.gnu.org/task/?5726>. +AM_CFLAGS += \ + -Wall + +# See <http://lists.gnu.org/archive/html/bug-hurd/2006-01/msg00148.html>. +AM_CFLAGS += \ + -fno-strict-aliasing + +# For pre Automake 1.10. +AM_CCASFLAGS += \ + $(AM_CPPFLAGS) + +# +# MIG Setup. +# + +# MIGCOM. +MIGCOM = $(MIG) -cc cat - /dev/null + +MIGFLAGS = + +# We need this because we use $(CPP) to preprocess MIG .defs files. +CPP = @CPP@ -x c + +# +# The main kernel functionality. +# + +noinst_LIBRARIES += \ + libkernel.a +libkernel_a_SOURCES = +nodist_libkernel_a_SOURCES = +MOSTLYCLEANFILES += \ + $(nodist_libkernel_a_SOURCES) + +gnumach_o_LDADD = +gnumach_o_LDADD += \ + libkernel.a + +# Makerules: how to do some things. +include Makerules.am + +# Main Makefile fragment. +include Makefrag.am + +# Test suite. +include tests/Makefrag.am + +# Documentation. +include doc/Makefrag.am + +# Linux device drivers and the glue code. +include linux/Makefrag.am + +# +# Kernel Image +# + +# TODO. Is the following kosher from a Automake point of view? (I.e. a +# program `gnumach.o' that is then later used again as an object file.) +gnumach_o_SOURCES = +# TODO. ``--start-group''. Want to keep it that way? +# TODO. ``-u _start''. System dependent? +gnumach_o_LINK = $(LD) -u _start -r -o $@ --start-group +noinst_PROGRAMS += \ + gnumach.o + +# This is the list of routines we decide is OK to steal from the C library. +clib_routines := memcpy memmove memset bcopy bzero \ + strchr strstr strsep strpbrk strtok \ + htonl htons ntohl ntohs \ + etext edata end # actually ld magic, not libc. +gnumach-undef: gnumach.$(OBJEXT) + $(NM) -u $< | sed 's/ *U *//;s/^_*//' | sort -u > $@ +MOSTLYCLEANFILES += gnumach-undef +gnumach-undef-bad: gnumach-undef + sed '$(foreach r,$(clib_routines),/^$r$$/d;)' $< > $@ +MOSTLYCLEANFILES += gnumach-undef-bad +clib-routines.o: gnumach-undef gnumach-undef-bad + if test -s gnumach-undef-bad; \ + then cat gnumach-undef-bad; exit 2; else true; fi + $(CCLD) -nostdlib -nostartfiles -r -static \ + -o $@ `sed 's/^/-Wl,-u,/' < $<` -x c /dev/null -lc + +gnumach_SOURCES = +gnumach_LINK = $(LD) $(LINKFLAGS) $(LINKFLAGS_$@) -o $@ +gnumach_LDADD = gnumach.o clib-routines.o + +# +# Installation. +# + +exec_bootdir = \ + $(exec_prefix)/boot +exec_boot_PROGRAMS = \ + gnumach + +# +# Legacy support. +# + +install-headers: install-data + @echo '*****************************************************' + @echo '* As you can see above, I was so kind to rewrite your' + @echo '* `make $@'\' + @echo '* into' + @echo '* `make $^'\' + @echo '* which is how it is to be spelled these days.' + @echo '*' + @echo '* Please get your instructions fixed.' + @echo '*****************************************************' + @echo + @echo 'Penalty:' + sleep 20 |