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| 1 | +#/ |
| 2 | +# @license Apache-2.0 |
| 3 | +# |
| 4 | +# Copyright (c) 2024 The Stdlib Authors. |
| 5 | +# |
| 6 | +# Licensed under the Apache License, Version 2.0 (the "License"); |
| 7 | +# you may not use this file except in compliance with the License. |
| 8 | +# You may obtain a copy of the License at |
| 9 | +# |
| 10 | +# http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | +# |
| 12 | +# Unless required by applicable law or agreed to in writing, software |
| 13 | +# distributed under the License is distributed on an "AS IS" BASIS, |
| 14 | +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 15 | +# See the License for the specific language governing permissions and |
| 16 | +# limitations under the License. |
| 17 | +#/ |
| 18 | + |
| 19 | +# USER VARIABLES # |
| 20 | + |
| 21 | +ifndef VERBOSE |
| 22 | + QUIET := @ |
| 23 | +else |
| 24 | + QUIET := |
| 25 | +endif |
| 26 | + |
| 27 | +# Indicate whether to "fast" fail when linting, running tests, etc: |
| 28 | +ifndef FAST_FAIL |
| 29 | + FAIL_FAST := true |
| 30 | +else |
| 31 | +ifeq ($(FAST_FAIL), 0) |
| 32 | + FAIL_FAST := false |
| 33 | +else |
| 34 | + FAIL_FAST := true |
| 35 | +endif |
| 36 | +endif |
| 37 | + |
| 38 | + |
| 39 | +# INTERNAL VARIABLES # |
| 40 | + |
| 41 | +# Instruct make to warn us when we use an undefined variable (e.g., misspellings). |
| 42 | +MAKEFLAGS += --warn-undefined-variables |
| 43 | + |
| 44 | +# Define the default target: |
| 45 | +.DEFAULT_GOAL := all |
| 46 | + |
| 47 | +# Define the `SHELL` variable to avoid issues on systems where the variable may be inherited from the environment. |
| 48 | +# |
| 49 | +# ## Notes |
| 50 | +# |
| 51 | +# - We use `bash` so that we can use `pipefail`. |
| 52 | +# |
| 53 | +# |
| 54 | +# [1]: https://www.gnu.org/prep/standards/html_node/Makefile-Basics.html#Makefile-Basics |
| 55 | +# [2]: http://clarkgrubb.com/makefile-style-guide |
| 56 | +SHELL := bash |
| 57 | + |
| 58 | +# Define shell flags. |
| 59 | +# |
| 60 | +# ## Notes |
| 61 | +# |
| 62 | +# - `.SHELLFLAGS` was introduced in GNU Make 3.82 and has no effect on the version of GNU Make installed on Mac OS X, which is 3.81. |
| 63 | +# - The `-e` flag causes `bash` to exit immediately if a `bash` executed command fails. |
| 64 | +# - The `-u` flag causes `bash` to exit with an error message if a variable is accessed without being defined. |
| 65 | +# - The `pipefail` option specifies that, if any of the commands in a pipeline fail, the entire pipeline fails. Otherwise the return value of a pipeline is the return value of the last command. |
| 66 | +# - The `-c` flag is in the default value of `.SHELLFLAGS`, which must be preserved, as this is how `make` passes the script to be executed to `bash`. |
| 67 | +# |
| 68 | +.SHELLFLAGS := -eu -o pipefail -c |
| 69 | + |
| 70 | +# Remove targets if its recipe fails. |
| 71 | +# |
| 72 | +# ## Notes |
| 73 | +# |
| 74 | +# - Mentioning this target anywhere in a Makefile prevents a user from re-running make and using an incomplete or invalid target. |
| 75 | +# - When debugging, it may be necessary to comment this line out so the incomplete or invalid target can be inspected. |
| 76 | +# |
| 77 | +# [1]: https://www.gnu.org/software/make/manual/html_node/Special-Targets.html |
| 78 | +.DELETE_ON_ERROR: |
| 79 | + |
| 80 | +# Remove all the default suffixes, preferring to define all rules explicitly. |
| 81 | +# |
| 82 | +# [1]: https://www.gnu.org/software/make/manual/html_node/Suffix-Rules.html#Suffix-Rules |
| 83 | +# [2]: https://www.gnu.org/software/make/manual/html_node/Suffix-Rules.html#Suffix-Rules |
| 84 | +.SUFFIXES: |
| 85 | + |
| 86 | +# Determine the OS ([1][1], [2][2]). |
| 87 | +# |
| 88 | +# [1]: https://en.wikipedia.org/wiki/Uname#Examples |
| 89 | +# [2]: http://stackoverflow.com/a/27776822/2225624 |
| 90 | +OS ?= $(shell uname) |
| 91 | +ifneq (, $(findstring MINGW,$(OS))) |
| 92 | + OS := WINNT |
| 93 | +else |
| 94 | +ifneq (, $(findstring MSYS,$(OS))) |
| 95 | + OS := WINNT |
| 96 | +else |
| 97 | +ifneq (, $(findstring CYGWIN,$(OS))) |
| 98 | + OS := WINNT |
| 99 | +else |
| 100 | +ifneq (, $(findstring Windows_NT,$(OS))) |
| 101 | + OS := WINNT |
| 102 | +endif |
| 103 | +endif |
| 104 | +endif |
| 105 | +endif |
| 106 | + |
| 107 | +# Define the Node path: |
| 108 | +NODE_PATH ?= $(ROOT_DIR)/lib/node_modules |
| 109 | + |
| 110 | +# Define Node environments: |
| 111 | +ifdef NODE_ENV |
| 112 | + NODE_ENV_BENCHMARK := $(NODE_ENV) |
| 113 | +else |
| 114 | + NODE_ENV ?= |
| 115 | + NODE_ENV_BENCHMARK ?= benchmark |
| 116 | +endif |
| 117 | + |
| 118 | +# Define command-line flags when invoking the Node executable: |
| 119 | +NODE_FLAGS ?= |
| 120 | + |
| 121 | +# Define the command for `node`: |
| 122 | +NODE ?= node |
| 123 | + |
| 124 | +# Define the command for `npm`: |
| 125 | +NPM ?= npm |
| 126 | + |
| 127 | +# Define whether delete operations should be safe (i.e., deleted items are sent to trash, rather than permanently deleted): |
| 128 | +SAFE_DELETE ?= false |
| 129 | + |
| 130 | +# Define the delete command: |
| 131 | +ifeq ($(SAFE_DELETE), true) |
| 132 | + # FIXME: -rm -rf |
| 133 | + DELETE := -rm |
| 134 | + DELETE_FLAGS := -rf |
| 135 | +else |
| 136 | + DELETE ?= -rm |
| 137 | + DELETE_FLAGS ?= -rf |
| 138 | +endif |
| 139 | + |
| 140 | +# Determine the `open` command: |
| 141 | +ifeq ($(OS), Darwin) |
| 142 | + OPEN ?= open |
| 143 | +else |
| 144 | + OPEN ?= xdg-open |
| 145 | +endif |
| 146 | +# TODO: add Windows command |
| 147 | + |
| 148 | +# Determine the filename: |
| 149 | +this_file := $(lastword $(MAKEFILE_LIST)) |
| 150 | + |
| 151 | +# Determine the absolute path of the Makefile (see http://blog.jgc.org/2007/01/what-makefile-am-i-in.html): |
| 152 | +this_dir := $(dir $(CURDIR)/$(word $(words $(MAKEFILE_LIST)),$(MAKEFILE_LIST))) |
| 153 | + |
| 154 | +# Remove the trailing slash: |
| 155 | +this_dir := $(patsubst %/,%,$(this_dir)) |
| 156 | + |
| 157 | +# Define the root project directory: |
| 158 | +ROOT_DIR ?= $(shell git rev-parse --show-toplevel) |
| 159 | + |
| 160 | +# Define the local build directory: |
| 161 | +BUILD_DIR ?= $(this_dir)/build |
| 162 | + |
| 163 | +# Define the top-level directory containing node module dependencies: |
| 164 | +NODE_MODULES ?= $(ROOT_DIR)/node_modules |
| 165 | + |
| 166 | +# Define the local directory containing node module dependencies: |
| 167 | +LOCAL_NODE_MODULES ?= $(this_dir)/node_modules |
| 168 | + |
| 169 | +# Define the folder name convention for benchmark files: |
| 170 | +BENCHMARKS_FOLDER ?= benchmark |
| 171 | + |
| 172 | +# Define the folder name convention for benchmark fixtures: |
| 173 | +BENCHMARKS_FIXTURES_FOLDER ?= $(BENCHMARKS_FOLDER)/fixtures |
| 174 | + |
| 175 | +# Define a filepath pattern for benchmark files: |
| 176 | +BENCHMARKS_FILTER ?= .*/.* |
| 177 | + |
| 178 | +# Define a filename pattern for benchmark files: |
| 179 | +BENCHMARKS_PATTERN ?= benchmark*.js |
| 180 | + |
| 181 | +# On Mac OSX, in order to use `|` and other regular expression operators, we need to use enhanced regular expression syntax (-E); see https://developer.apple.com/library/mac/documentation/Darwin/Reference/ManPages/man7/re_format.7.html#//apple_ref/doc/man/7/re_format. |
| 182 | +ifeq ($(OS), Darwin) |
| 183 | + find_kernel_prefix := -E |
| 184 | +else |
| 185 | + find_kernel_prefix := |
| 186 | +endif |
| 187 | + |
| 188 | +# Common exclude flags that most recipes for finding files should use (Note: order does matter to some degree): |
| 189 | +FIND_COMMON_EXCLUDE_FLAGS ?= \ |
| 190 | + '!' -path "$(this_dir)/.*" \ |
| 191 | + '!' -path "$(LOCAL_NODE_MODULES)/*" \ |
| 192 | + '!' -path "$(BUILD_DIR)/*" \ |
| 193 | + |
| 194 | +# Define exclusion flags to use when searching for benchmark files: |
| 195 | +FIND_BENCHMARKS_EXCLUDE_FLAGS ?= \ |
| 196 | + $(FIND_COMMON_EXCLUDE_FLAGS) \ |
| 197 | + '!' -path "$(this_dir)/**/$(BENCHMARKS_FIXTURES_FOLDER)/*" |
| 198 | + |
| 199 | +# Define flags for finding benchmark files: |
| 200 | +FIND_BENCHMARKS_FLAGS ?= \ |
| 201 | + -type f \ |
| 202 | + -name "$(BENCHMARKS_PATTERN)" \ |
| 203 | + \( -path "$(this_dir)/$(BENCHMARKS_FOLDER)/**" -o -path "$(this_dir)/**/$(BENCHMARKS_FOLDER)/**" \) \ |
| 204 | + -regex "$(BENCHMARKS_FILTER)" \ |
| 205 | + $(FIND_BENCHMARKS_EXCLUDE_FLAGS) |
| 206 | + |
| 207 | +ifneq ($(OS), Darwin) |
| 208 | + FIND_BENCHMARKS_FLAGS := -regextype posix-extended $(FIND_BENCHMARKS_FLAGS) |
| 209 | +endif |
| 210 | + |
| 211 | +# Define a command to list benchmark files: |
| 212 | +FIND_BENCHMARKS_CMD ?= find $(find_kernel_prefix) $(this_dir) $(FIND_BENCHMARKS_FLAGS) |
| 213 | + |
| 214 | + |
| 215 | +# RULES # |
| 216 | + |
| 217 | +#/ |
| 218 | +# Default target. |
| 219 | +# |
| 220 | +# @example |
| 221 | +# make |
| 222 | +# |
| 223 | +# @example |
| 224 | +# make all |
| 225 | +#/ |
| 226 | +all: help |
| 227 | + |
| 228 | +.PHONY: all |
| 229 | + |
| 230 | +#/ |
| 231 | +# Prints a `Makefile` help message. |
| 232 | +# |
| 233 | +# @example |
| 234 | +# make help |
| 235 | +#/ |
| 236 | +help: |
| 237 | + $(QUIET) echo 'Read the Makefile to see the list of available commands.' |
| 238 | + $(QUIET) echo '' |
| 239 | + |
| 240 | +.PHONY: help |
| 241 | + |
| 242 | +#/ |
| 243 | +# Prints the runtime value of a `Makefile` variable. |
| 244 | +# |
| 245 | +# ## Notes |
| 246 | +# |
| 247 | +# - The rule uses the following format: |
| 248 | +# |
| 249 | +# ```bash |
| 250 | +# $ make inspect.<variable> |
| 251 | +# ``` |
| 252 | +# |
| 253 | +# @example |
| 254 | +# make inspect.ROOT_DIR |
| 255 | +# |
| 256 | +# @example |
| 257 | +# make inspect.CC |
| 258 | +#/ |
| 259 | +inspect.%: |
| 260 | + $(QUIET) echo '$*=$($*)' |
| 261 | + |
| 262 | +#/ |
| 263 | +# Runs the project's install sequence. |
| 264 | +# |
| 265 | +# @example |
| 266 | +# make install |
| 267 | +#/ |
| 268 | +install: |
| 269 | + $(NPM) install |
| 270 | + |
| 271 | +.PHONY: install |
| 272 | + |
| 273 | +#/ |
| 274 | +# Removes node module dependencies. |
| 275 | +# |
| 276 | +# @example |
| 277 | +# make clean-node |
| 278 | +#/ |
| 279 | +clean-node: |
| 280 | + $(QUIET) $(DELETE) $(DELETE_FLAGS) $(LOCAL_NODE_MODULES) |
| 281 | + |
| 282 | +#/ |
| 283 | +# Runs benchmarks consecutively. |
| 284 | +# |
| 285 | +# ## Notes |
| 286 | +# |
| 287 | +# - The recipe assumes that benchmark files can be run via Node.js. |
| 288 | +# - This rule is useful when wanting to glob for benchmark files. |
| 289 | +# |
| 290 | +# @param {string} [BENCHMARKS_FILTER] - file path pattern (e.g., `.*/benchmark.abs*.js`) |
| 291 | +# |
| 292 | +# @example |
| 293 | +# make benchmark |
| 294 | +# |
| 295 | +# @example |
| 296 | +# make benchmark BENCHMARKS_FILTER=".*/benchmark.abs*.js" |
| 297 | +#/ |
| 298 | +benchmark: $(NODE_MODULES) $(LOCAL_NODE_MODULES) |
| 299 | + $(QUIET) $(FIND_BENCHMARKS_CMD) | grep '^[\/]\|^[a-zA-Z]:[/\]' | while read -r file; do \ |
| 300 | + echo ""; \ |
| 301 | + echo "Running benchmark: $$file"; \ |
| 302 | + NODE_ENV="$(NODE_ENV_BENCHMARK)" \ |
| 303 | + NODE_PATH="$(NODE_PATH)" \ |
| 304 | + $(NODE) $(NODE_FLAGS) $$file || exit 1; \ |
| 305 | + done |
| 306 | + |
| 307 | +.PHONY: benchmark |
| 308 | + |
| 309 | +#/ |
| 310 | +# Runs a specified list of benchmarks consecutively. |
| 311 | +# |
| 312 | +# ## Notes |
| 313 | +# |
| 314 | +# - The recipe assumes that benchmark files can be run via Node.js. |
| 315 | +# - This rule is useful when wanting to run a list of benchmark files generated by some other command (e.g., a list of changed benchmark files obtained via `git diff`). |
| 316 | +# |
| 317 | +# @param {string} FILES - list of benchmark file paths |
| 318 | +# |
| 319 | +# @example |
| 320 | +# make benchmark-files FILES='/foo/benchmark.beep.js /foo/benchmark.boop.js' |
| 321 | +#/ |
| 322 | +benchmark-files: $(NODE_MODULES) $(LOCAL_NODE_MODULES) |
| 323 | + $(QUIET) for file in $(FILES); do \ |
| 324 | + echo ""; \ |
| 325 | + echo "Running benchmark: $$file"; \ |
| 326 | + NODE_ENV="$(NODE_ENV_BENCHMARK)" \ |
| 327 | + NODE_PATH="$(NODE_PATH)" \ |
| 328 | + $(NODE) $(NODE_FLAGS) $$file || exit 1; \ |
| 329 | + done |
| 330 | + |
| 331 | +.PHONY: benchmark-files |
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