adding game project build system

Signed-off-by: Steven Noonan <[email protected]>

Author: tycho

Makefile

@@ -0,0 +1,259 @@
+# -*- Makefile -*- for abseil
+
+.SECONDEXPANSION:
+.SUFFIXES:
+
+ifneq ($(findstring $(MAKEFLAGS),s),s)
+ifndef V
+        QUIET          = @
+        QUIET_CXX      = @echo '   ' CXX $<;
+        QUIET_AR       = @echo '   ' AR $@;
+        QUIET_RANLIB   = @echo '   ' RANLIB $@;
+        QUIET_INSTALL  = @echo '   ' INSTALL $<;
+        export V
+endif
+endif
+
+LIB      = libabseil.a
+AR      ?= ar
+ARFLAGS ?= rc
+CXX     ?= g++
+RANLIB  ?= ranlib
+RM      ?= rm -f
+
+BUILD_DIR := build
+BUILD_ID  ?= default-build-id
+OBJ_DIR   := $(BUILD_DIR)/$(BUILD_ID)
+
+ifeq (,$(BUILD_ID))
+$(error BUILD_ID cannot be an empty string)
+endif
+
+prefix ?= /usr/local
+libdir := $(prefix)/lib
+includedir := $(prefix)/include
+
+HEADERS := \
+	$(shell find absl -type f -name '*.h') \
+	$(shell find absl -type f -name '*.inc') \
+
+SOURCES := \
+    absl/base/internal/cycleclock.cc \
+    absl/base/internal/low_level_alloc.cc \
+    absl/base/internal/poison.cc \
+    absl/base/internal/raw_logging.cc \
+    absl/base/internal/scoped_set_env.cc \
+    absl/base/internal/spinlock.cc \
+    absl/base/internal/spinlock_wait.cc \
+    absl/base/internal/strerror.cc \
+    absl/base/internal/sysinfo.cc \
+    absl/base/internal/thread_identity.cc \
+    absl/base/internal/throw_delegate.cc \
+    absl/base/internal/tracing.cc \
+    absl/base/internal/unscaledcycleclock.cc \
+    absl/base/log_severity.cc \
+    absl/container/internal/hashtablez_sampler.cc \
+    absl/container/internal/hashtablez_sampler_force_weak_definition.cc \
+    absl/container/internal/raw_hash_set.cc \
+    absl/crc/crc32c.cc \
+    absl/crc/internal/cpu_detect.cc \
+    absl/crc/internal/crc.cc \
+    absl/crc/internal/crc_cord_state.cc \
+    absl/crc/internal/crc_memcpy_fallback.cc \
+    absl/crc/internal/crc_memcpy_x86_arm_combined.cc \
+    absl/crc/internal/crc_non_temporal_memcpy.cc \
+    absl/crc/internal/crc_x86_arm_combined.cc \
+    absl/debugging/failure_signal_handler.cc \
+    absl/debugging/internal/address_is_readable.cc \
+    absl/debugging/internal/decode_rust_punycode.cc \
+    absl/debugging/internal/demangle.cc \
+    absl/debugging/internal/demangle_rust.cc \
+    absl/debugging/internal/elf_mem_image.cc \
+    absl/debugging/internal/examine_stack.cc \
+    absl/debugging/internal/stack_consumption.cc \
+    absl/debugging/internal/utf8_for_code_point.cc \
+    absl/debugging/internal/vdso_support.cc \
+    absl/debugging/leak_check.cc \
+    absl/debugging/stacktrace.cc \
+    absl/debugging/symbolize.cc \
+    absl/flags/commandlineflag.cc \
+    absl/flags/internal/commandlineflag.cc \
+    absl/flags/internal/flag.cc \
+    absl/flags/internal/private_handle_accessor.cc \
+    absl/flags/internal/program_name.cc \
+    absl/flags/internal/usage.cc \
+    absl/flags/marshalling.cc \
+    absl/flags/parse.cc \
+    absl/flags/reflection.cc \
+    absl/flags/usage.cc \
+    absl/flags/usage_config.cc \
+    absl/hash/internal/city.cc \
+    absl/hash/internal/hash.cc \
+    absl/hash/internal/low_level_hash.cc \
+    absl/log/die_if_null.cc \
+    absl/log/flags.cc \
+    absl/log/globals.cc \
+    absl/log/initialize.cc \
+    absl/log/internal/check_op.cc \
+    absl/log/internal/conditions.cc \
+    absl/log/internal/fnmatch.cc \
+    absl/log/internal/globals.cc \
+    absl/log/internal/log_format.cc \
+    absl/log/internal/log_message.cc \
+    absl/log/internal/log_sink_set.cc \
+    absl/log/internal/nullguard.cc \
+    absl/log/internal/proto.cc \
+    absl/log/internal/structured_proto.cc \
+    absl/log/internal/vlog_config.cc \
+    absl/log/log_sink.cc \
+    absl/numeric/int128.cc \
+    absl/profiling/internal/exponential_biased.cc \
+    absl/profiling/internal/periodic_sampler.cc \
+    absl/random/discrete_distribution.cc \
+    absl/random/gaussian_distribution.cc \
+    absl/random/internal/chi_square.cc \
+    absl/random/internal/pool_urbg.cc \
+    absl/random/internal/randen.cc \
+    absl/random/internal/randen_detect.cc \
+    absl/random/internal/randen_hwaes.cc \
+    absl/random/internal/randen_round_keys.cc \
+    absl/random/internal/randen_slow.cc \
+    absl/random/internal/seed_material.cc \
+    absl/random/seed_gen_exception.cc \
+    absl/random/seed_sequences.cc \
+    absl/status/internal/status_internal.cc \
+    absl/status/status.cc \
+    absl/status/status_payload_printer.cc \
+    absl/status/statusor.cc \
+    absl/strings/ascii.cc \
+    absl/strings/charconv.cc \
+    absl/strings/cord.cc \
+    absl/strings/cord_analysis.cc \
+    absl/strings/escaping.cc \
+    absl/strings/internal/charconv_bigint.cc \
+    absl/strings/internal/charconv_parse.cc \
+    absl/strings/internal/cord_internal.cc \
+    absl/strings/internal/cord_rep_btree.cc \
+    absl/strings/internal/cord_rep_btree_navigator.cc \
+    absl/strings/internal/cord_rep_btree_reader.cc \
+    absl/strings/internal/cord_rep_consume.cc \
+    absl/strings/internal/cord_rep_crc.cc \
+    absl/strings/internal/cordz_functions.cc \
+    absl/strings/internal/cordz_handle.cc \
+    absl/strings/internal/cordz_info.cc \
+    absl/strings/internal/cordz_sample_token.cc \
+    absl/strings/internal/damerau_levenshtein_distance.cc \
+    absl/strings/internal/escaping.cc \
+    absl/strings/internal/memutil.cc \
+    absl/strings/internal/ostringstream.cc \
+    absl/strings/internal/pow10_helper.cc \
+    absl/strings/internal/str_format/arg.cc \
+    absl/strings/internal/str_format/bind.cc \
+    absl/strings/internal/str_format/extension.cc \
+    absl/strings/internal/str_format/float_conversion.cc \
+    absl/strings/internal/str_format/output.cc \
+    absl/strings/internal/str_format/parser.cc \
+    absl/strings/internal/stringify_sink.cc \
+    absl/strings/internal/utf8.cc \
+    absl/strings/match.cc \
+    absl/strings/numbers.cc \
+    absl/strings/str_cat.cc \
+    absl/strings/str_replace.cc \
+    absl/strings/str_split.cc \
+    absl/strings/string_view.cc \
+    absl/strings/substitute.cc \
+    absl/synchronization/barrier.cc \
+    absl/synchronization/blocking_counter.cc \
+    absl/synchronization/internal/create_thread_identity.cc \
+    absl/synchronization/internal/futex_waiter.cc \
+    absl/synchronization/internal/graphcycles.cc \
+    absl/synchronization/internal/kernel_timeout.cc \
+    absl/synchronization/internal/per_thread_sem.cc \
+    absl/synchronization/internal/pthread_waiter.cc \
+    absl/synchronization/internal/sem_waiter.cc \
+    absl/synchronization/internal/stdcpp_waiter.cc \
+    absl/synchronization/internal/waiter_base.cc \
+    absl/synchronization/internal/win32_waiter.cc \
+    absl/synchronization/mutex.cc \
+    absl/synchronization/notification.cc \
+    absl/time/civil_time.cc \
+    absl/time/clock.cc \
+    absl/time/duration.cc \
+    absl/time/format.cc \
+    absl/time/internal/cctz/src/civil_time_detail.cc \
+    absl/time/internal/cctz/src/time_zone_fixed.cc \
+    absl/time/internal/cctz/src/time_zone_format.cc \
+    absl/time/internal/cctz/src/time_zone_if.cc \
+    absl/time/internal/cctz/src/time_zone_impl.cc \
+    absl/time/internal/cctz/src/time_zone_info.cc \
+    absl/time/internal/cctz/src/time_zone_libc.cc \
+    absl/time/internal/cctz/src/time_zone_lookup.cc \
+    absl/time/internal/cctz/src/time_zone_posix.cc \
+    absl/time/internal/cctz/src/zone_info_source.cc \
+    absl/time/time.cc \
+
+SOURCES := $(wildcard $(SOURCES))
+
+HEADERS_INST := $(filter %.h,$(patsubst %,$(includedir)/%,$(HEADERS)))
+HEADERS_INST += $(filter %.inc,$(patsubst %,$(includedir)/%,$(HEADERS)))
+OBJECTS := $(patsubst %.cc,$(OBJ_DIR)/%.o,$(SOURCES))
+
+CFLAGS ?= -O2
+CFLAGS += -I. -std=c++17
+
+.PHONY: install
+
+all: $(OBJ_DIR)/$(LIB)
+
+$(includedir)/%.h: %.h | $$(@D)/.
+	$(QUIET_INSTALL)cp $< $@
+	@chmod 0644 $@
+
+$(includedir)/%.inc: %.inc | $$(@D)/.
+	$(QUIET_INSTALL)cp $< $@
+	@chmod 0644 $@
+
+$(libdir)/%.a: $(OBJ_DIR)/%.a
+	-@if [ ! -d $(libdir)  ]; then mkdir -p $(libdir); fi
+	$(QUIET_INSTALL)cp $< $@
+	@chmod 0644 $@
+
+install: $(HEADERS_INST) $(libdir)/$(LIB)
+
+clean:
+	$(RM) -r $(OBJ_DIR)
+
+distclean:
+	$(RM) -r $(BUILD_DIR)
+
+$(OBJ_DIR)/$(LIB): $(OBJECTS)
+	$(QUIET_AR)$(AR) $(ARFLAGS) $@ $^
+	$(QUIET_RANLIB)$(RANLIB) $@
+
+$(OBJ_DIR)/%.o: %.cc $(OBJ_DIR)/.cflags | $$(@D)/.
+	$(QUIET_CXX)$(CXX) $(CFLAGS) $(CXXFLAGS) -o $@ -c $<
+
+.PRECIOUS: $(OBJ_DIR)/. $(OBJ_DIR)%/. $(includedir)/. $(includedir)%/.
+
+$(OBJ_DIR)/.:
+	$(QUIET)mkdir -p $@
+
+$(OBJ_DIR)%/.:
+	$(QUIET)mkdir -p $@
+
+$(includedir)/.:
+	$(QUIET)mkdir -p $@
+
+$(includedir)%/.:
+	$(QUIET)mkdir -p $@
+
+TRACK_CFLAGS = $(subst ','\'',$(CXX) $(CFLAGS) $(CXXFLAGS))
+
+$(OBJ_DIR)/.cflags: .force-cflags | $$(@D)/.
+	@FLAGS='$(TRACK_CFLAGS)'; \
+    if test x"$$FLAGS" != x"`cat $(OBJ_DIR)/.cflags 2>/dev/null`" ; then \
+        echo "    * rebuilding abseil: new build flags or prefix"; \
+        echo "$$FLAGS" > $(OBJ_DIR)/.cflags; \
+    fi
+
+.PHONY: .force-cflags