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1.1 ! root 1: # Makefile for GNU Mach. ! 2: ! 3: # Copyright (C) 2006, 2007, 2008, 2009, 2013 Free Software Foundation, Inc. ! 4: ! 5: # This program is free software; you can redistribute it and/or modify it ! 6: # under the terms of the GNU General Public License as published by the ! 7: # Free Software Foundation; either version 2, or (at your option) any later ! 8: # version. ! 9: # ! 10: # This program is distributed in the hope that it will be useful, but ! 11: # WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY ! 12: # or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License ! 13: # for more details. ! 14: # ! 15: # You should have received a copy of the GNU General Public License along ! 16: # with this program; if not, write to the Free Software Foundation, Inc., ! 17: # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. ! 18: ! 19: # ! 20: # Various definitions of the Automake environment. ! 21: # ! 22: # These will be augmented below. ! 23: # ! 24: ! 25: SUBDIRS = ! 26: DIST_SUBDIRS = ! 27: EXTRA_DIST = ! 28: DISTCHECK_CONFIGURE_FLAGS = ! 29: noinst_LIBRARIES = ! 30: noinst_PROGRAMS = ! 31: TESTS= ! 32: info_TEXINFOS = ! 33: MOSTLYCLEANFILES = ! 34: DISTCLEANFILES = ! 35: AM_CPPFLAGS = ! 36: AM_CCASFLAGS = ! 37: AM_CFLAGS = ! 38: AM_LDFLAGS = ! 39: ! 40: # ! 41: # Compilation flags ! 42: # ! 43: ! 44: AM_CPPFLAGS += \ ! 45: -nostdinc -imacros config.h ! 46: ! 47: AM_CPPFLAGS += \ ! 48: -I$(systype) \ ! 49: -I. \ ! 50: -I$(top_srcdir)/$(systype) \ ! 51: -I$(top_srcdir)/$(systype)/include/mach/sa \ ! 52: -I$(top_srcdir)/include ! 53: ! 54: AM_CFLAGS += \ ! 55: -fno-builtin-log ! 56: ! 57: # Yes, this makes the eyes hurt. But perhaps someone will finally take care of ! 58: # all that scruffy Mach code... Also see <http://savannah.gnu.org/task/?5726>. ! 59: AM_CFLAGS += \ ! 60: -Wall ! 61: ! 62: # See <http://lists.gnu.org/archive/html/bug-hurd/2006-01/msg00148.html>. ! 63: AM_CFLAGS += \ ! 64: -fno-strict-aliasing ! 65: ! 66: # The smashing stack protector might be enabled by default, but might emit ! 67: # unsuitable code. ! 68: if disable_smashing_stack_protector ! 69: AM_CFLAGS += \ ! 70: -fno-stack-protector ! 71: endif ! 72: ! 73: # ! 74: # Silent build support. ! 75: # ! 76: ! 77: AWK_V = $(AWK_V_$(V)) ! 78: AWK_V_ = $(AWK_V_$(AM_DEFAULT_VERBOSITY)) ! 79: AWK_V_0 = @echo " AWK $@"; ! 80: ! 81: GZIP_V = $(GZIP_V_$(V)) ! 82: GZIP_V_ = $(GZIP_V_$(AM_DEFAULT_VERBOSITY)) ! 83: GZIP_V_0 = @echo " GZIP $@"; ! 84: ! 85: NM_V = $(NM_V_$(V)) ! 86: NM_V_ = $(NM_V_$(AM_DEFAULT_VERBOSITY)) ! 87: NM_V_0 = @echo " NM $@"; ! 88: ! 89: MIGCOM_V = $(MIGCOM_V_$(V)) ! 90: MIGCOM_V_ = $(MIGCOM_V_$(AM_DEFAULT_VERBOSITY)) ! 91: MIGCOM_V_0 = @echo " MIG $@"; ! 92: ! 93: # ! 94: # MIG Setup. ! 95: # ! 96: ! 97: # MIGCOM. ! 98: MIGCOM = $(MIG) -n -cc cat - /dev/null ! 99: ! 100: # We need this because we use $(CPP) to preprocess MIG .defs files. ! 101: CPP = @CPP@ -x c ! 102: ! 103: # ! 104: # Other Tools' Configuration. ! 105: # ! 106: ! 107: # Don't needlessly overwrite files that whose contents haven't changed. This ! 108: # helps for avoinding unneccessary recompilation cycles when keeping ! 109: # cross-compilation toolchains up-to-date. Thus, unconditionally use the ! 110: # `install-sh' that is supplied by GNU Automake 1.10.1, as the GNU Coreutils ! 111: # one doesn't provide this functionality yet (TODO: change that). TODO: ! 112: # `build-aux' is hardcoded. ! 113: install_sh = $(SHELL) $(abs_srcdir)/build-aux/install-sh -C ! 114: INSTALL = $(install_sh) ! 115: ! 116: # ! 117: # The main kernel functionality. ! 118: # ! 119: ! 120: noinst_LIBRARIES += \ ! 121: libkernel.a ! 122: libkernel_a_SOURCES = ! 123: nodist_libkernel_a_SOURCES = ! 124: MOSTLYCLEANFILES += \ ! 125: $(nodist_libkernel_a_SOURCES) ! 126: ! 127: gnumach_o_LDADD = \ ! 128: libkernel.a ! 129: ! 130: gnumach_SOURCES = ! 131: gnumach_LINKFLAGS = ! 132: ! 133: # Makerules: how to do some things. ! 134: include Makerules.am ! 135: ! 136: # Main Makefile fragment. ! 137: include Makefrag.am ! 138: ! 139: # Test suite. ! 140: include tests/Makefrag.am ! 141: ! 142: # Documentation. ! 143: include doc/Makefrag.am ! 144: ! 145: # ! 146: # Kernel Image ! 147: # ! 148: ! 149: # We need the following junk because of the include-files-from-libc.a magic. ! 150: # TODO. Is the following kosher from a Automake point of view? (I.e. a ! 151: # program `gnumach.o' that is then later used again as an object file.) ! 152: gnumach_o_SOURCES = ! 153: # TODO. ``-u _start''. System dependent? ! 154: gnumach_o_LINK = $(LD) -u _start -r -o $@ ! 155: noinst_PROGRAMS += \ ! 156: gnumach.o ! 157: ! 158: # This is the list of routines we decide is OK to steal from the C library. ! 159: clib_routines := memcmp memcpy memmove \ ! 160: strchr strstr strsep strtok \ ! 161: htonl htons ntohl ntohs \ ! 162: udivdi3 __udivdi3 \ ! 163: __rel_iplt_start __rel_iplt_end \ ! 164: _START _start etext _edata end _end # actually ld magic, not libc. ! 165: gnumach-undef: gnumach.$(OBJEXT) ! 166: $(NM_V) $(NM) -u $< | sed 's/ *U *//' | sort -u > $@ ! 167: MOSTLYCLEANFILES += gnumach-undef ! 168: gnumach-undef-bad: gnumach-undef Makefile ! 169: $(AM_V_GEN) sed '$(foreach r,$(clib_routines),/^$r$$/d;)' $< > $@ ! 170: MOSTLYCLEANFILES += gnumach-undef-bad ! 171: clib-routines.o: gnumach-undef gnumach-undef-bad ! 172: $(AM_V_at) if test -s gnumach-undef-bad; \ ! 173: then cat gnumach-undef-bad; exit 2; else true; fi ! 174: $(AM_V_CCLD) $(CCLD) -nostdlib -nostartfiles -r -static \ ! 175: -o $@ `sed 's/^/-Wl,-u,/' < $<` -x c /dev/null -lc -lgcc ! 176: ! 177: gnumach_LINK = $(LD) $(LINKFLAGS) $(gnumach_LINKFLAGS) -o $@ ! 178: gnumach_LDADD = gnumach.o clib-routines.o ! 179: ! 180: # ! 181: # Installation. ! 182: # ! 183: ! 184: exec_bootdir = \ ! 185: $(exec_prefix)/boot ! 186: exec_boot_PROGRAMS = \ ! 187: gnumach ! 188: ! 189: # ! 190: # Building a distribution. ! 191: # ! 192: ! 193: EXTRA_DIST += \ ! 194: config.status.dep.patch ! 195: ! 196: EXTRA_DIST += \ ! 197: DEVELOPMENT ! 198: ! 199: dist-hook: dist-rm-CVS gen-ChangeLog ! 200: ! 201: .PHONY: dist-rm-CVS ! 202: dist-rm-CVS: ! 203: # Try to be very safe with respect to spuriously removing various directories ! 204: # in case of an error. ! 205: find $(distdir)/ -type d -name CVS | while read d; do \ ! 206: rm -f "$$d"/{Entries,Repository,Root,Tag} && \ ! 207: rmdir "$$d"; \ ! 208: done ! 209: ! 210: gen_start_commit = e227045b06d62ee7d2fbab9d5ade9030ff43170b ! 211: ChangeLog_files = ChangeLog ChangeLog.0 ChangeLog.00 ! 212: .PHONY: gen-ChangeLog ! 213: gen-ChangeLog: ! 214: $(AM_V_GEN)if test -d $(top_srcdir)/.git; then \ ! 215: (cd $(top_srcdir)/ && \ ! 216: ./gitlog-to-changelog --strip-tab \ ! 217: $(gen_start_commit).. && \ ! 218: echo) >> $(distdir)/cl-t && \ ! 219: for f in $(ChangeLog_files); do \ ! 220: (cd $(top_srcdir)/ && \ ! 221: git show $(gen_start_commit):$$f) >> $(distdir)/cl-t && \ ! 222: rm -f $(distdir)/$$f && \ ! 223: mv $(distdir)/cl-t $(distdir)/$$f \ ! 224: || exit $$?; \ ! 225: done; \ ! 226: fi ! 227: ! 228: DISTCLEANFILES += \ ! 229: Makefile.orig \ ! 230: config.status.orig ! 231: ! 232: # ! 233: # Legacy support. ! 234: # ! 235: ! 236: install-headers: install-data ! 237: @echo '*****************************************************' ! 238: @echo '* As you can see above, I was so kind to rewrite your' ! 239: @echo '* `make $@'\' ! 240: @echo '* into' ! 241: @echo '* `make $^'\' ! 242: @echo '* which is how it is to be spelled these days.' ! 243: @echo '*' ! 244: @echo '* Please get your instructions fixed.' ! 245: @echo '*****************************************************' ! 246: @echo ! 247: @echo 'Penalty:' ! 248: sleep 20
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