~ chicken-core (chicken-5) /GNUmakefile

 1# GNUmakefile - toplevel makefile.  This simply includes the
 2# platform-specific makefile or quits when no platform is selected.
 3#
 4# Copyright (c) 2008-2022, The CHICKEN Team
 5# Copyright (c) 2007, Felix L. Winkelmann
 6# All rights reserved.
 7#
 8# Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following
 9# conditions are met:
10#
11#   Redistributions of source code must retain the above copyright notice, this list of conditions and the following
12#     disclaimer. 
13#   Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following
14#     disclaimer in the documentation and/or other materials provided with the distribution. 
15#   Neither the name of the author nor the names of its contributors may be used to endorse or promote
16#     products derived from this software without specific prior written permission. 
17#
18# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
19# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
20# AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR
21# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
23# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
25# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26# POSSIBILITY OF SUCH DAMAGE.
27
28# If nothing selected, use default config (this should set PLATFORM)
29ifeq ($(CONFIG)$(PLATFORM),)
30CONFIG=config.make
31endif
32
33ifneq ($(CONFIG),)
34# Avoid loading config when building a boot-chicken
35ifneq ($(MAKECMDGOALS),boot-chicken)
36include $(CONFIG)
37endif
38endif
39
40include Makefile.detect
41
42ifndef PLATFORM
43$(info Please select your target platform by running one of the following commands:)
44$(info )
45$(foreach mf, $(wildcard Makefile.*), $(info $(MAKE) PLATFORM=$(mf:Makefile.%=%)))
46$(info )
47$(info For more information, consult the README file.)
48$(error No PLATFORM given.)
49else
50include $(SRCDIR)Makefile.$(PLATFORM)
51endif