xref: /libCEED/Makefile (revision f3ea30313638b6a274f87d0e38bd41519dc5380b)
1# Copyright (c) 2017, Lawrence Livermore National Security, LLC. Produced at
2# the Lawrence Livermore National Laboratory. LLNL-CODE-734707. All Rights
3# reserved. See files LICENSE and NOTICE for details.
4#
5# This file is part of CEED, a collection of benchmarks, miniapps, software
6# libraries and APIs for efficient high-order finite element and spectral
7# element discretizations for exascale applications. For more information and
8# source code availability see http://github.com/ceed.
9#
10# The CEED research is supported by the Exascale Computing Project 17-SC-20-SC,
11# a collaborative effort of two U.S. Department of Energy organizations (Office
12# of Science and the National Nuclear Security Administration) responsible for
13# the planning and preparation of a capable exascale ecosystem, including
14# software, applications, hardware, advanced system engineering and early
15# testbed platforms, in support of the nation's exascale computing imperative.
16
17CFLAGS = -std=c99 -Wall -Wextra -Wno-unused-parameter -fPIC -MMD -MP
18CFLAGS += $(if $(NDEBUG),-O2,-g)
19CPPFLAGS = -I.
20LDLIBS = -lm
21OBJDIR := build
22LIBDIR := .
23
24PROVE ?= prove
25DARWIN := $(filter Darwin,$(shell uname -s))
26SO_EXT := $(if $(DARWIN),dylib,so)
27
28libceed := $(LIBDIR)/libceed.$(SO_EXT)
29libceed.c := $(wildcard ceed*.c)
30tests.c   := $(sort $(wildcard tests/t[0-9][0-9]-*.c))
31tests     := $(tests.c:tests/%.c=$(OBJDIR)/%)
32examples.c := $(sort $(wildcard examples/*.c))
33examples  := $(examples.c:examples/%.c=$(OBJDIR)/%)
34
35.SUFFIXES:
36.SUFFIXES: .c .o .d
37.SECONDEXPANSION:		# to expand $$(@D)/.DIR
38
39%/.DIR :
40	@mkdir -p $(@D)
41	@touch $@
42
43.PRECIOUS: %/.DIR
44
45$(libceed) : LDFLAGS += $(if $(DARWIN), -install_name $(abspath $(libceed)))
46$(libceed) : $(libceed.c:%.c=$(OBJDIR)/%.o)
47	$(CC) $(LDFLAGS) -shared -o $@ $^ $(LDLIBS)
48
49$(OBJDIR)/%.o : %.c | $$(@D)/.DIR
50	$(CC) $(CPPFLAGS) $(CFLAGS) -c -o $@ $^
51
52$(OBJDIR)/% : tests/%.c | $$(@D)/.DIR
53	$(CC) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) -o $@ $^ $(LDLIBS)
54
55$(OBJDIR)/%.o : examples/%.c | $$(@D)/.DIR
56	$(CC) $(CPPFLAGS) $(CFLAGS) -c -o $@ $^
57
58$(tests) $(examples) : $(libceed)
59$(tests) $(examples) : LDFLAGS += -Wl,-rpath,$(LIBDIR) -L$(LIBDIR)
60$(OBJDIR)/t% : tests/t%.c $(libceed)
61$(OBJDIR)/ex% : examples/ex%.c $(libceed)
62
63run-t% : $(OBJDIR)/t%
64	@tests/tap.sh $(<:build/%=%)
65
66test : $(tests:$(OBJDIR)/t%=run-t%)
67
68prove : $(tests)
69	$(PROVE) --exec tests/tap.sh $(CEED_PROVE_OPTS) $(tests:$(OBJDIR)/%=%)
70
71examples : $(examples)
72
73.PHONY: clean print test examples astyle
74clean :
75	$(RM) *.o $(OBJDIR)/*.o *.d $(OBJDIR)/*.d $(libceed) $(tests.c:%.c=%)
76	$(RM) -r *.dSYM
77	$(MAKE) -C examples/mfem clean
78
79astyle :
80	astyle --style=google --indent=spaces=2 --max-code-length=80 \
81            --keep-one-line-statements --keep-one-line-blocks --lineend=linux \
82            --suffix=none --preserve-date --formatted \
83            *.[ch] tests/*.[ch] examples/*.[ch] examples/mfem/*.[ch]pp
84
85
86print :
87	@echo $(VAR)=$($(VAR))
88
89print-%:
90	$(info [ variable name]: $*)
91	$(info [        origin]: $(origin $*))
92	$(info [         value]: $(value $*))
93	$(info [expanded value]: $($*))
94	$(info )
95	@true
96
97-include $(libceed.c:%.c=%.d) $(tests.c:%.c=%.d)
98