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mdbx-make: support for MDBX_BUILD_CXX=YES/NO option.

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Леонид Юрьев (Leonid Yuriev) 2022-07-28 17:02:51 +03:00
parent d28110373e
commit c06d072daf
1 changed files with 14 additions and 10 deletions
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22
GNUmakefile
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@ -55,6 +55,7 @@ LD ?= ld
# build options
MDBX_BUILD_OPTIONS ?=-DNDEBUG=1
MDBX_BUILD_TIMESTAMP ?=$(shell date +%Y-%m-%dT%H:%M:%S%z)
MDBX_BUILD_CXX ?= YES
# probe and compose common compiler flags with variable expansion trick (seems this work two times per session for GNU Make 3.81)
CFLAGS ?= $(strip $(eval CFLAGS := -std=gnu11 -O2 -g -Wall -Werror -Wextra -Wpedantic -ffunction-sections -fPIC -fvisibility=hidden -pthread -Wno-error=attributes $$(shell for opt in -fno-semantic-interposition -Wno-unused-command-line-argument -Wno-tautological-compare; do [ -z "$$$$($(CC) '-DMDBX_BUILD_FLAGS="probe"' $$$${opt} -c $(SRC_PROBE_C) -o /dev/null >/dev/null 2>&1 || echo failed)" ] && echo "$$$${opt} "; done)$(CFLAGS_EXTRA))$(CFLAGS))
@ -127,6 +128,9 @@ TIP := // TIP:
.PHONY: all help options lib libs tools clean install uninstall check_buildflags_tag tools-static
.PHONY: install-strip install-no-strip strip libmdbx mdbx show-options lib-static lib-shared
boolean = $(if $(findstring $(strip $($1)),YES Yes yes y ON On on 1 true True TRUE),1,$(if $(findstring $(strip $($1)),NO No no n OFF Off off 0 false False FALSE),,$(error Wrong value `$($1)` of $1 for YES/NO option)))
select_by = $(if $(call boolean,$(1)),$(2),$(3))
ifeq ("$(origin V)", "command line")
MDBX_BUILD_VERBOSE := $(V)
endif
@ -134,7 +138,7 @@ ifndef MDBX_BUILD_VERBOSE
MDBX_BUILD_VERBOSE := 0
endif
ifeq ($(MDBX_BUILD_VERBOSE),1)
ifeq ($(call boolean,MDBX_BUILD_VERBOSE),1)
QUIET :=
HUSH :=
$(info $(TIP) Use `make V=0` for quiet.)
@ -193,12 +197,12 @@ help:
show-options:
@echo " MDBX_BUILD_OPTIONS = $(MDBX_BUILD_OPTIONS)"
@echo " MDBX_BUILD_CXX = $(MDBX_BUILD_CXX)"
@echo " MDBX_BUILD_TIMESTAMP = $(MDBX_BUILD_TIMESTAMP)"
@echo '$(TIP) Use `make options` to listing available build options.'
@echo " CC =`which $(CC)` | `$(CC) --version | head -1`"
@echo " CFLAGS =$(CFLAGS)"
@echo " CXXFLAGS =$(CXXFLAGS)"
@echo " LDFLAGS =$(LDFLAGS) $(LIB_STDCXXFS) $(LIBS) $(EXE_LDFLAGS)"
@echo $(call select_by,MDBX_BUILD_CXX," CXX =`which $(CXX)` | `$(CXX) --version | head -1`"," CC =`which $(CC)` | `$(CC) --version | head -1`")
@echo $(call select_by,MDBX_BUILD_CXX," CXXFLAGS =$(CXXFLAGS)"," CFLAGS =$(CFLAGS)")
@echo $(call select_by,MDBX_BUILD_CXX," LDFLAGS =$(LDFLAGS) $(LIB_STDCXXFS) $(LIBS) $(EXE_LDFLAGS)"," LDFLAGS =$(LDFLAGS) $(LIBS) $(EXE_LDFLAGS)")
@echo '$(TIP) Use `make help` to listing available targets.'
options:
@ -254,7 +258,7 @@ clean:
config.h src/config.h src/version.c *.tar* buildflags.tag \
mdbx_*.static mdbx_*.static-lto
MDBX_BUILD_FLAGS =$(strip $(MDBX_BUILD_OPTIONS) $(CXXSTD) $(CFLAGS) $(LDFLAGS) $(LIBS))
MDBX_BUILD_FLAGS =$(strip MDBX_BUILD_CXX=$(MDBX_BUILD_CXX) $(MDBX_BUILD_OPTIONS) $(call select_by,MDBX_BUILD_CXX,$(CXXFLAGS) $(LDFLAGS) $(LIB_STDCXXFS) $(LIBS),$(CFLAGS) $(LDFLAGS) $(LIBS)))
check_buildflags_tag:
$(QUIET)if [ "$(MDBX_BUILD_FLAGS)" != "$$(cat buildflags.tag 2>&1)" ]; then \
echo -n " CLEAN for build with specified flags..." && \
@ -264,13 +268,13 @@ check_buildflags_tag:
buildflags.tag: check_buildflags_tag
lib-static libmdbx.a: mdbx-static.o mdbx++-static.o
lib-static libmdbx.a: mdbx-static.o $(call select_by,MDBX_BUILD_CXX,mdbx++-static.o)
@echo ' AR $@'
$(QUIET)$(AR) rcs $@ $? $(HUSH)
lib-shared libmdbx.$(SO_SUFFIX): mdbx-dylib.o mdbx++-dylib.o
lib-shared libmdbx.$(SO_SUFFIX): mdbx-dylib.o $(call select_by,MDBX_BUILD_CXX,mdbx++-dylib.o)
@echo ' LD $@'
$(QUIET)$(CXX) $(CXXFLAGS) $^ -pthread -shared $(LDFLAGS) $(LIB_STDCXXFS) $(LIBS) -o $@
$(QUIET)$(call select_by,MDBX_BUILD_CXX,$(CXX) $(CXXFLAGS),$(CC) $(CFLAGS)) $^ -pthread -shared $(LDFLAGS) $(call select_by,MDBX_BUILD_CXX,$(LIB_STDCXXFS)) $(LIBS) -o $@
#> dist-cutoff-begin
ifeq ($(wildcard mdbx.c),mdbx.c)