1 # Copyright Joyent, Inc. and other Node contributors. All rights reserved.
3 # Permission is hereby granted, free of charge, to any person obtaining a copy
4 # of this software and associated documentation files (the "Software"), to
5 # deal in the Software without restriction, including without limitation the
6 # rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
7 # sell copies of the Software, and to permit persons to whom the Software is
8 # furnished to do so, subject to the following conditions:
10 # The above copyright notice and this permission notice shall be included in
11 # all copies or substantial portions of the Software.
13 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
18 # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
23 ifeq (,$(builddir_name))
26 include $(SRCDIR)/build.mk
28 else # Out of tree build.
30 # Drop all built-in rules.
33 .PHONY: $(builddir_name)
34 $(builddir_name): $(builddir_name)/.buildstamp
35 $(MAKE) -C $@ -f $(CURDIR)/Makefile $(MAKECMDGOALS) \
36 SRCDIR=$(CURDIR) builddir_name=
38 $(builddir_name)/.buildstamp:
42 # Add no-op rules for Makefiles to stop make from trying to rebuild them.
46 # Turn everything else into a no-op rule that depends on the build directory.
47 %:: $(builddir_name) ;
51 $(RM) -fr $(builddir_name)