1 #
   2 # Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
   3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4 #
   5 # This code is free software; you can redistribute it and/or modify it
   6 # under the terms of the GNU General Public License version 2 only, as
   7 # published by the Free Software Foundation.  Oracle designates this
   8 # particular file as subject to the "Classpath" exception as provided
   9 # by Oracle in the LICENSE file that accompanied this code.
  10 #
  11 # This code is distributed in the hope that it will be useful, but WITHOUT
  12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13 # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14 # version 2 for more details (a copy is included in the LICENSE file that
  15 # accompanied this code).
  16 #
  17 # You should have received a copy of the GNU General Public License version
  18 # 2 along with this work; if not, write to the Free Software Foundation,
  19 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20 #
  21 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22 # or visit www.oracle.com if you need additional information or have any
  23 # questions.
  24 #
  25 
  26 # Include the legacy hotspot-spec.gmk (which in turns includes spec.gmk)
  27 BASE_SPEC:=$(SPEC)
  28 include $(dir $(SPEC))hotspot-spec.gmk
  29 include MakeBase.gmk
  30 
  31 # Inclusion of this pseudo-target will cause make to execute this file
  32 # serially, regardless of -j. Recursively called makefiles will not be
  33 # affected, however. This is required for correct dependency management.
  34 .NOTPARALLEL:
  35 
  36 default: all
  37 
  38 # Get all files except .hg in the hotspot directory.
  39 HOTSPOT_FILES := $(shell $(FIND) -L $(HOTSPOT_TOPDIR) -name ".hg" -prune -o -print)
  40 
  41 # The old build creates hotspot output dir before calling hotspot and
  42 # not doing it breaks builds on msys.
  43 $(HOTSPOT_OUTPUTDIR)/_hotspot.timestamp: $(HOTSPOT_FILES)
  44         @$(MKDIR) -p $(HOTSPOT_OUTPUTDIR)
  45         @($(CD) $(HOTSPOT_TOPDIR)/make && $(MAKE) -j1 $(HOTSPOT_MAKE_ARGS) SPEC=$(HOTSPOT_SPEC) BASE_SPEC=$(BASE_SPEC))
  46         $(TOUCH) $@
  47 
  48 hotspot: $(HOTSPOT_OUTPUTDIR)/_hotspot.timestamp
  49 
  50 all: hotspot
  51 
  52 .PHONY: default all hotspot