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 17CC = gcc 18 19NDEBUG ?= 20LDFLAGS ?= 21 22SANTIZ = -fsanitize=address -fsanitize=undefined -fno-omit-frame-pointer 23CFLAGS = -std=c99 -Wall -Wextra -Wno-unused-parameter -fPIC -MMD -MP 24CFLAGS += $(if $(NDEBUG),,$(SANTIZ)) 25CFLAGS += $(if $(NDEBUG),-O2,-g) 26LDFLAGS += $(if $(NDEBUG),,$(SANTIZ)) 27CPPFLAGS = -I. 28LDLIBS = -lm 29OBJDIR := build 30LIBDIR := . 31NPROCS := $(shell getconf _NPROCESSORS_ONLN) 32MFLAGS := --no-print-directory -j $(NPROCS) --warn-undefined-variables 33 34PROVE ?= prove 35DARWIN := $(filter Darwin,$(shell uname -s)) 36SO_EXT := $(if $(DARWIN),dylib,so) 37 38libceed := $(LIBDIR)/libceed.$(SO_EXT) 39libceed.c := $(wildcard ceed*.c) 40tests.c := $(sort $(wildcard tests/t[0-9][0-9]-*.c)) 41tests := $(tests.c:tests/%.c=$(OBJDIR)/%) 42examples.c := $(sort $(wildcard examples/*.c)) 43examples := $(examples.c:examples/%.c=$(OBJDIR)/%) 44 45.SUFFIXES: 46.SUFFIXES: .c .o .d 47.SECONDEXPANSION: # to expand $$(@D)/.DIR 48 49%/.DIR : 50 @mkdir -p $(@D) 51 @touch $@ 52 53.PRECIOUS: %/.DIR 54 55all dbg:;$(MAKE) $(MFLAGS) $(libceed) 56opt:;NDEBUG=1 $(MAKE) $(MFLAGS) $(libceed) 57 58$(libceed) : $(libceed.c:%.c=$(OBJDIR)/%.o) 59 $(CC) $(LDFLAGS) -shared -o $@ $^ $(LDLIBS) 60 61$(OBJDIR)/%.o : %.c | $$(@D)/.DIR 62 $(CC) $(CPPFLAGS) $(CFLAGS) -c -o $@ $^ 63 64$(OBJDIR)/%.o : tests/%.c | $$(@D)/.DIR 65 $(CC) $(CPPFLAGS) $(CFLAGS) -c -o $@ $^ 66 67$(OBJDIR)/%.o : examples/%.c | $$(@D)/.DIR 68 $(CC) $(CPPFLAGS) $(CFLAGS) -c -o $@ $^ 69 70$(tests) $(examples) : $(libceed) 71$(tests) $(examples) : LDFLAGS += -Wl,-rpath,$(LIBDIR) -L$(LIBDIR) 72$(OBJDIR)/t% : tests/t%.c $(libceed) 73$(OBJDIR)/ex% : examples/ex%.c $(libceed) 74 75run-t% : $(OBJDIR)/t% 76 tests/tap.sh $(<:build/%=%) 77 78test : $(tests:$(OBJDIR)/t%=run-t%) 79tst:;@$(MAKE) $(MFLAGS) test 80 81prove : $(tests) 82 $(PROVE) --exec tests/tap.sh $(CEED_PROVE_OPTS) $(tests:$(OBJDIR)/%=%) 83 84examples : $(examples) 85 86.PHONY: clean print test examples astyle 87cln clean : 88 $(RM) *.o $(OBJDIR)/*.o *.d $(OBJDIR)/*.d $(libceed) $(tests.c:%.c=%) 89 $(RM) -r *.dSYM 90 91astyle : 92 astyle --style=google --indent=spaces=2 --max-code-length=80 \ 93 --keep-one-line-statements --keep-one-line-blocks --lineend=linux \ 94 --suffix=none --preserve-date --formatted \ 95 *.[ch] tests/*.[ch] examples/*.[ch] 96 97 98print : 99 @echo $(VAR)=$($(VAR)) 100 101print-%: 102 $(info [ variable name]: $*) 103 $(info [ origin]: $(origin $*)) 104 $(info [ value]: $(value $*)) 105 $(info [expanded value]: $($*)) 106 $(info ) 107 @true 108 109-include $(libceed.c:%.c=%.d) $(tests.c:%.c=%.d) 110