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- # We borrow heavily from the kernel build setup, though we are simpler since
- # we don't have Kconfig tweaking settings on us.
- # The implicit make rules have it looking for RCS files, among other things.
- # We instead explicitly write all the rules we care about.
- # It's even quicker (saves ~200ms) to pass -r on the command line.
- MAKEFLAGS=-r
- # The source directory tree.
- srcdir := ..
- abs_srcdir := $(abspath $(srcdir))
- # The name of the builddir.
- builddir_name ?= .
- # The V=1 flag on command line makes us verbosely print command lines.
- ifdef V
- quiet=
- else
- quiet=quiet_
- endif
- # Specify BUILDTYPE=Release on the command line for a release build.
- BUILDTYPE ?= Release
- # Directory all our build output goes into.
- # Note that this must be two directories beneath src/ for unit tests to pass,
- # as they reach into the src/ directory for data with relative paths.
- builddir ?= $(builddir_name)/$(BUILDTYPE)
- abs_builddir := $(abspath $(builddir))
- depsdir := $(builddir)/.deps
- # Object output directory.
- obj := $(builddir)/obj
- abs_obj := $(abspath $(obj))
- # We build up a list of every single one of the targets so we can slurp in the
- # generated dependency rule Makefiles in one pass.
- all_deps :=
- CC.target ?= $(CC)
- CFLAGS.target ?= $(CPPFLAGS) $(CFLAGS)
- CXX.target ?= $(CXX)
- CXXFLAGS.target ?= $(CPPFLAGS) $(CXXFLAGS)
- LINK.target ?= $(LINK)
- LDFLAGS.target ?= $(LDFLAGS)
- AR.target ?= $(AR)
- # C++ apps need to be linked with g++.
- LINK ?= $(CXX.target)
- # TODO(evan): move all cross-compilation logic to gyp-time so we don't need
- # to replicate this environment fallback in make as well.
- CC.host ?= gcc
- CFLAGS.host ?= $(CPPFLAGS_host) $(CFLAGS_host)
- CXX.host ?= g++
- CXXFLAGS.host ?= $(CPPFLAGS_host) $(CXXFLAGS_host)
- LINK.host ?= $(CXX.host)
- LDFLAGS.host ?=
- AR.host ?= ar
- # Define a dir function that can handle spaces.
- # http://www.gnu.org/software/make/manual/make.html#Syntax-of-Functions
- # "leading spaces cannot appear in the text of the first argument as written.
- # These characters can be put into the argument value by variable substitution."
- empty :=
- space := $(empty) $(empty)
- # http://stackoverflow.com/questions/1189781/using-make-dir-or-notdir-on-a-path-with-spaces
- replace_spaces = $(subst $(space),?,$1)
- unreplace_spaces = $(subst ?,$(space),$1)
- dirx = $(call unreplace_spaces,$(dir $(call replace_spaces,$1)))
- # Flags to make gcc output dependency info. Note that you need to be
- # careful here to use the flags that ccache and distcc can understand.
- # We write to a dep file on the side first and then rename at the end
- # so we can't end up with a broken dep file.
- depfile = $(depsdir)/$(call replace_spaces,$@).d
- DEPFLAGS = -MMD -MF $(depfile).raw
- # We have to fixup the deps output in a few ways.
- # (1) the file output should mention the proper .o file.
- # ccache or distcc lose the path to the target, so we convert a rule of
- # the form:
- # foobar.o: DEP1 DEP2
- # into
- # path/to/foobar.o: DEP1 DEP2
- # (2) we want missing files not to cause us to fail to build.
- # We want to rewrite
- # foobar.o: DEP1 DEP2 \
- # DEP3
- # to
- # DEP1:
- # DEP2:
- # DEP3:
- # so if the files are missing, they're just considered phony rules.
- # We have to do some pretty insane escaping to get those backslashes
- # and dollar signs past make, the shell, and sed at the same time.
- # Doesn't work with spaces, but that's fine: .d files have spaces in
- # their names replaced with other characters.
- define fixup_dep
- # The depfile may not exist if the input file didn't have any #includes.
- touch $(depfile).raw
- # Fixup path as in (1).
- sed -e "s|^$(notdir $@)|$@|" $(depfile).raw >> $(depfile)
- # Add extra rules as in (2).
- # We remove slashes and replace spaces with new lines;
- # remove blank lines;
- # delete the first line and append a colon to the remaining lines.
- sed -e 's|\\||' -e 'y| |\n|' $(depfile).raw |\
- grep -v '^$$' |\
- sed -e 1d -e 's|$$|:|' \
- >> $(depfile)
- rm $(depfile).raw
- endef
- # Command definitions:
- # - cmd_foo is the actual command to run;
- # - quiet_cmd_foo is the brief-output summary of the command.
- quiet_cmd_cc = CC($(TOOLSET)) $@
- cmd_cc = $(CC.$(TOOLSET)) $(GYP_CFLAGS) $(DEPFLAGS) $(CFLAGS.$(TOOLSET)) -c -o $@ $<
- quiet_cmd_cxx = CXX($(TOOLSET)) $@
- cmd_cxx = $(CXX.$(TOOLSET)) $(GYP_CXXFLAGS) $(DEPFLAGS) $(CXXFLAGS.$(TOOLSET)) -c -o $@ $<
- quiet_cmd_touch = TOUCH $@
- cmd_touch = touch $@
- quiet_cmd_copy = COPY $@
- # send stderr to /dev/null to ignore messages when linking directories.
- cmd_copy = rm -rf "$@" && cp -af "$<" "$@"
- quiet_cmd_alink = AR($(TOOLSET)) $@
- cmd_alink = rm -f $@ && $(AR.$(TOOLSET)) crs $@ $(filter %.o,$^)
- quiet_cmd_alink_thin = AR($(TOOLSET)) $@
- cmd_alink_thin = rm -f $@ && $(AR.$(TOOLSET)) crsT $@ $(filter %.o,$^)
- # Due to circular dependencies between libraries :(, we wrap the
- # special "figure out circular dependencies" flags around the entire
- # input list during linking.
- quiet_cmd_link = LINK($(TOOLSET)) $@
- cmd_link = $(LINK.$(TOOLSET)) $(GYP_LDFLAGS) $(LDFLAGS.$(TOOLSET)) -o $@ -Wl,--start-group $(LD_INPUTS) -Wl,--end-group $(LIBS)
- # We support two kinds of shared objects (.so):
- # 1) shared_library, which is just bundling together many dependent libraries
- # into a link line.
- # 2) loadable_module, which is generating a module intended for dlopen().
- #
- # They differ only slightly:
- # In the former case, we want to package all dependent code into the .so.
- # In the latter case, we want to package just the API exposed by the
- # outermost module.
- # This means shared_library uses --whole-archive, while loadable_module doesn't.
- # (Note that --whole-archive is incompatible with the --start-group used in
- # normal linking.)
- # Other shared-object link notes:
- # - Set SONAME to the library filename so our binaries don't reference
- # the local, absolute paths used on the link command-line.
- quiet_cmd_solink = SOLINK($(TOOLSET)) $@
- cmd_solink = $(LINK.$(TOOLSET)) -shared $(GYP_LDFLAGS) $(LDFLAGS.$(TOOLSET)) -Wl,-soname=$(@F) -o $@ -Wl,--whole-archive $(LD_INPUTS) -Wl,--no-whole-archive $(LIBS)
- quiet_cmd_solink_module = SOLINK_MODULE($(TOOLSET)) $@
- cmd_solink_module = $(LINK.$(TOOLSET)) -shared $(GYP_LDFLAGS) $(LDFLAGS.$(TOOLSET)) -Wl,-soname=$(@F) -o $@ -Wl,--start-group $(filter-out FORCE_DO_CMD, $^) -Wl,--end-group $(LIBS)
- # Define an escape_quotes function to escape single quotes.
- # This allows us to handle quotes properly as long as we always use
- # use single quotes and escape_quotes.
- escape_quotes = $(subst ','\'',$(1))
- # This comment is here just to include a ' to unconfuse syntax highlighting.
- # Define an escape_vars function to escape '$' variable syntax.
- # This allows us to read/write command lines with shell variables (e.g.
- # $LD_LIBRARY_PATH), without triggering make substitution.
- escape_vars = $(subst $$,$$$$,$(1))
- # Helper that expands to a shell command to echo a string exactly as it is in
- # make. This uses printf instead of echo because printf's behaviour with respect
- # to escape sequences is more portable than echo's across different shells
- # (e.g., dash, bash).
- exact_echo = printf '%s\n' '$(call escape_quotes,$(1))'
- # Helper to compare the command we're about to run against the command
- # we logged the last time we ran the command. Produces an empty
- # string (false) when the commands match.
- # Tricky point: Make has no string-equality test function.
- # The kernel uses the following, but it seems like it would have false
- # positives, where one string reordered its arguments.
- # arg_check = $(strip $(filter-out $(cmd_$(1)), $(cmd_$@)) \
- # $(filter-out $(cmd_$@), $(cmd_$(1))))
- # We instead substitute each for the empty string into the other, and
- # say they're equal if both substitutions produce the empty string.
- # .d files contain ? instead of spaces, take that into account.
- command_changed = $(or $(subst $(cmd_$(1)),,$(cmd_$(call replace_spaces,$@))),\
- $(subst $(cmd_$(call replace_spaces,$@)),,$(cmd_$(1))))
- # Helper that is non-empty when a prerequisite changes.
- # Normally make does this implicitly, but we force rules to always run
- # so we can check their command lines.
- # $? -- new prerequisites
- # $| -- order-only dependencies
- prereq_changed = $(filter-out FORCE_DO_CMD,$(filter-out $|,$?))
- # Helper that executes all postbuilds until one fails.
- define do_postbuilds
- @E=0;\
- for p in $(POSTBUILDS); do\
- eval $$p;\
- E=$$?;\
- if [ $$E -ne 0 ]; then\
- break;\
- fi;\
- done;\
- if [ $$E -ne 0 ]; then\
- rm -rf "$@";\
- exit $$E;\
- fi
- endef
- # do_cmd: run a command via the above cmd_foo names, if necessary.
- # Should always run for a given target to handle command-line changes.
- # Second argument, if non-zero, makes it do asm/C/C++ dependency munging.
- # Third argument, if non-zero, makes it do POSTBUILDS processing.
- # Note: We intentionally do NOT call dirx for depfile, since it contains ? for
- # spaces already and dirx strips the ? characters.
- define do_cmd
- $(if $(or $(command_changed),$(prereq_changed)),
- @$(call exact_echo, $($(quiet)cmd_$(1)))
- @mkdir -p "$(call dirx,$@)" "$(dir $(depfile))"
- $(if $(findstring flock,$(word 1,$(cmd_$1))),
- @$(cmd_$(1))
- @echo " $(quiet_cmd_$(1)): Finished",
- @$(cmd_$(1))
- )
- @$(call exact_echo,$(call escape_vars,cmd_$(call replace_spaces,$@) := $(cmd_$(1)))) > $(depfile)
- @$(if $(2),$(fixup_dep))
- $(if $(and $(3), $(POSTBUILDS)),
- $(call do_postbuilds)
- )
- )
- endef
- # Declare the "all" target first so it is the default,
- # even though we don't have the deps yet.
- .PHONY: all
- all:
- # make looks for ways to re-generate included makefiles, but in our case, we
- # don't have a direct way. Explicitly telling make that it has nothing to do
- # for them makes it go faster.
- %.d: ;
- # Use FORCE_DO_CMD to force a target to run. Should be coupled with
- # do_cmd.
- .PHONY: FORCE_DO_CMD
- FORCE_DO_CMD:
- TOOLSET := target
- # Suffix rules, putting all outputs into $(obj).
- $(obj).$(TOOLSET)/%.o: $(srcdir)/%.c FORCE_DO_CMD
- @$(call do_cmd,cc,1)
- $(obj).$(TOOLSET)/%.o: $(srcdir)/%.cc FORCE_DO_CMD
- @$(call do_cmd,cxx,1)
- $(obj).$(TOOLSET)/%.o: $(srcdir)/%.cpp FORCE_DO_CMD
- @$(call do_cmd,cxx,1)
- $(obj).$(TOOLSET)/%.o: $(srcdir)/%.cxx FORCE_DO_CMD
- @$(call do_cmd,cxx,1)
- $(obj).$(TOOLSET)/%.o: $(srcdir)/%.S FORCE_DO_CMD
- @$(call do_cmd,cc,1)
- $(obj).$(TOOLSET)/%.o: $(srcdir)/%.s FORCE_DO_CMD
- @$(call do_cmd,cc,1)
- # Try building from generated source, too.
- $(obj).$(TOOLSET)/%.o: $(obj).$(TOOLSET)/%.c FORCE_DO_CMD
- @$(call do_cmd,cc,1)
- $(obj).$(TOOLSET)/%.o: $(obj).$(TOOLSET)/%.cc FORCE_DO_CMD
- @$(call do_cmd,cxx,1)
- $(obj).$(TOOLSET)/%.o: $(obj).$(TOOLSET)/%.cpp FORCE_DO_CMD
- @$(call do_cmd,cxx,1)
- $(obj).$(TOOLSET)/%.o: $(obj).$(TOOLSET)/%.cxx FORCE_DO_CMD
- @$(call do_cmd,cxx,1)
- $(obj).$(TOOLSET)/%.o: $(obj).$(TOOLSET)/%.S FORCE_DO_CMD
- @$(call do_cmd,cc,1)
- $(obj).$(TOOLSET)/%.o: $(obj).$(TOOLSET)/%.s FORCE_DO_CMD
- @$(call do_cmd,cc,1)
- $(obj).$(TOOLSET)/%.o: $(obj)/%.c FORCE_DO_CMD
- @$(call do_cmd,cc,1)
- $(obj).$(TOOLSET)/%.o: $(obj)/%.cc FORCE_DO_CMD
- @$(call do_cmd,cxx,1)
- $(obj).$(TOOLSET)/%.o: $(obj)/%.cpp FORCE_DO_CMD
- @$(call do_cmd,cxx,1)
- $(obj).$(TOOLSET)/%.o: $(obj)/%.cxx FORCE_DO_CMD
- @$(call do_cmd,cxx,1)
- $(obj).$(TOOLSET)/%.o: $(obj)/%.S FORCE_DO_CMD
- @$(call do_cmd,cc,1)
- $(obj).$(TOOLSET)/%.o: $(obj)/%.s FORCE_DO_CMD
- @$(call do_cmd,cc,1)
- ifeq ($(strip $(foreach prefix,$(NO_LOAD),\
- $(findstring $(join ^,$(prefix)),\
- $(join ^,addon.target.mk)))),)
- include addon.target.mk
- endif
- quiet_cmd_regen_makefile = ACTION Regenerating $@
- cmd_regen_makefile = cd $(srcdir); /usr/local/lib/node_modules/npm/node_modules/node-gyp/gyp/gyp_main.py -fmake --ignore-environment "--toplevel-dir=." -I/data/feimat/test_yali/liveserver/node_modules/heapdump/build/config.gypi -I/usr/local/lib/node_modules/npm/node_modules/node-gyp/addon.gypi -I/root/.node-gyp/7.0.0/include/node/common.gypi "--depth=." "-Goutput_dir=." "--generator-output=build" "-Dlibrary=shared_library" "-Dvisibility=default" "-Dnode_root_dir=/root/.node-gyp/7.0.0" "-Dnode_gyp_dir=/usr/local/lib/node_modules/npm/node_modules/node-gyp" "-Dnode_lib_file=node.lib" "-Dmodule_root_dir=/data/feimat/test_yali/liveserver/node_modules/heapdump" binding.gyp
- Makefile: $(srcdir)/../../../../../../root/.node-gyp/7.0.0/include/node/common.gypi $(srcdir)/build/config.gypi $(srcdir)/binding.gyp $(srcdir)/../../../../../../usr/local/lib/node_modules/npm/node_modules/node-gyp/addon.gypi
- $(call do_cmd,regen_makefile)
- # "all" is a concatenation of the "all" targets from all the included
- # sub-makefiles. This is just here to clarify.
- all:
- # Add in dependency-tracking rules. $(all_deps) is the list of every single
- # target in our tree. Only consider the ones with .d (dependency) info:
- d_files := $(wildcard $(foreach f,$(all_deps),$(depsdir)/$(f).d))
- ifneq ($(d_files),)
- include $(d_files)
- endif
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