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Run code-gen in a batch

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This makes code generation MUCH MUCH faster.
This commit is contained in:
Tim Hockin 2016-06-04 22:50:30 -07:00
parent 9dd337d119
commit 08546e5016
1 changed files with 36 additions and 11 deletions
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47
Makefile
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@ -350,6 +350,17 @@ DEEPCOPY_DIRS := $(shell \
)
DEEPCOPY_FILES := $(addsuffix /$(DEEPCOPY_FILENAME), $(DEEPCOPY_DIRS))
# This rule aggregates the set of files to generate and then generates them all
# in a single run of the tool.
.PHONY: gen_deepcopy
gen_deepcopy: $(DEEPCOPY_FILES)
@if [[ -f $(META_DIR)/$(DEEPCOPY_GEN).todo ]]; then \
$(DEEPCOPY_GEN) \
-i $$(cat $(META_DIR)/$(DEEPCOPY_GEN).todo | paste -sd,) \
--bounding-dirs $(PRJ_SRC_PATH) \
-O $(DEEPCOPY_BASENAME); \
fi
# For each dir in DEEPCOPY_DIRS, this establishes a dependency between the
# output file and the input files that should trigger a rebuild.
#
@ -367,12 +378,13 @@ $(foreach dir, $(DEEPCOPY_DIRS), $(eval \
$(gofiles__$(dir)) \
))
# How to regenerate deep-copy code.
# Unilaterally remove any leftovers from previous runs.
$(shell rm -f $(META_DIR)/$(DEEPCOPY_GEN)*.todo)
# How to regenerate deep-copy code. This is a little slow to run, so we batch
# it up and trigger the batch from the 'generated_files' target.
$(DEEPCOPY_FILES): $(DEEPCOPY_GEN)
@$(DEEPCOPY_GEN) \
-i $(PRJ_SRC_PATH)/$$(dirname $@) \
--bounding-dirs $(PRJ_SRC_PATH) \
-O $(DEEPCOPY_BASENAME)
@echo $(PRJ_SRC_PATH)/$(@D) >> $(META_DIR)/$(DEEPCOPY_GEN).todo
# This calculates the dependencies for the generator tool, so we only rebuild
# it when needed. It is PHONY so that it always runs, but it only updates the
@ -448,6 +460,16 @@ CONVERSION_DIRS := $(shell \
CONVERSION_FILES := $(addsuffix /$(CONVERSION_FILENAME), $(CONVERSION_DIRS))
# This rule aggregates the set of files to generate and then generates them all
# in a single run of the tool.
.PHONY: gen_conversion
gen_conversion: $(CONVERSION_FILES)
@if [[ -f $(META_DIR)/$(CONVERSION_GEN).todo ]]; then \
$(CONVERSION_GEN) \
-i $$(cat $(META_DIR)/$(CONVERSION_GEN).todo | paste -sd,) \
-O $(CONVERSION_BASENAME); \
fi
# Establish a dependency between the deps file and the dir. Whenever a dir
# changes (files added or removed) the deps file will be considered stale.
#
@ -532,11 +554,13 @@ $(foreach dir, $(CONVERSION_DIRS),
)) \
)
# How to regenerate conversion code.
# Unilaterally remove any leftovers from previous runs.
$(shell rm -f $(META_DIR)/$(CONVERSION_GEN)*.todo)
# How to regenerate conversion code. This is a little slow to run, so we batch
# it up and trigger the batch from the 'generated_files' target.
$(CONVERSION_FILES): $(CONVERSION_GEN)
@$(CONVERSION_GEN) \
-i $(PRJ_SRC_PATH)/$(@D) \
-O $(CONVERSION_BASENAME)
@echo $(PRJ_SRC_PATH)/$(@D) >> $(META_DIR)/$(CONVERSION_GEN).todo
# This calculates the dependencies for the generator tool, so we only rebuild
# it when needed. It is PHONY so that it always runs, but it only updates the
@ -563,7 +587,6 @@ sinclude $(META_DIR)/$(CONVERSION_GEN).mk
# How to build the generator tool. The deps for this are defined in
# the $(CONVERSION_GEN).mk, above.
#
#
# A word on the need to touch: This rule might trigger if, for example, a
# non-Go file was added or deleted from a directory on which this depends.
# This target needs to be reconsidered, but Go realizes it doesn't actually
@ -576,4 +599,6 @@ $(CONVERSION_GEN):
# This rule collects all the generated file sets into a single dep, which is
# defined BELOW the *_FILES variables and leaves higher-level rules clean.
generated_files: $(DEEPCOPY_FILES) $(CONVERSION_FILES)
# Top-level rules should depend on this to ensure generated files are rebuilt.
.PHONY: generated_files
generated_files: gen_deepcopy gen_conversion