Makefile - third_party/github.com/googlefonts/noto-emoji - Git at Google

 # Copyright 2014 Google Inc. All rights reserved.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
 #
 #     http://www.apache.org/licenses/LICENSE-2.0
 #
 # Unless required by applicable law or agreed to in writing, software
 # distributed under the License is distributed on an "AS IS" BASIS,
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.

 EMOJI = NotoColorEmoji
 font: $(EMOJI).ttf

 CFLAGS = -std=c99 -Wall -Wextra `pkg-config --cflags --libs cairo`
 LDFLAGS = -lm `pkg-config --libs cairo`
 PNGQUANTDIR := third_party/pngquant
 PNGQUANT := $(PNGQUANTDIR)/pngquant
 PNGQUANTFLAGS = --speed 1 --skip-if-larger --quality 85-95 --force
 BODY_DIMENSIONS = 136x128
 IMOPS := -size $(BODY_DIMENSIONS) canvas:none -compose copy -gravity center

 # zopflipng is better (about 5-10%) but much slower.  it will be used if
 # present.  pass ZOPFLIPNG= as an arg to make to use optipng instead.

 ZOPFLIPNG = zopflipng
 OPTIPNG = optipng

 EMOJI_BUILDER = third_party/color_emoji/emoji_builder.py
 ADD_GLYPHS = add_glyphs.py
 ADD_GLYPHS_FLAGS = -a emoji_aliases.txt
 PUA_ADDER = map_pua_emoji.py
 VS_ADDER = add_vs_cmap.py # from nototools

 EMOJI_SRC_DIR := png/128
 FLAGS_SRC_DIR := third_party/region-flags/png

 BUILD_DIR := build
 EMOJI_DIR := $(BUILD_DIR)/emoji
 FLAGS_DIR := $(BUILD_DIR)/flags
 RESIZED_FLAGS_DIR := $(BUILD_DIR)/resized_flags
 RENAMED_FLAGS_DIR := $(BUILD_DIR)/renamed_flags
 QUANTIZED_DIR := $(BUILD_DIR)/quantized_pngs
 COMPRESSED_DIR := $(BUILD_DIR)/compressed_pngs

 # Unknown flag is PUA fe82b

 LIMITED_FLAGS = CN DE ES FR GB IT JP KR RU US
 SELECTED_FLAGS = AC AD AE AF AG AI AL AM AO AQ AR AS AT AU AW AX AZ \
 	BA BB BD BE BF BG BH BI BJ BM BN BO BR BS BT BW BY BZ \
 	CA CC CD CF CG CH CI CK CL CM CN CO CR CU CV CW CX CY CZ \
 	DE DJ DK DM DO DZ \
 	EC EE EG ER ES ET EU \
 	FI FJ FM FO FR \
 	GA GB GD GE GG GH GI GL GM GN GQ GR GT GU GW GY \
 	HK HN HR HT HU \
 	IC ID IE IL IM IN IO IQ IR IS IT \
 	JE JM JO JP \
 	KE KG KH KI KM KN KP KR KW KY KZ \
 	LA LB LC LI LK LR LS LT LU LV LY \
 	MA MC MD ME MG MH MK ML MM MN MO MP MR MS MT MU MV MW MX MY MZ \
 	NA NE NF NG NI NL NO NP NR NU NZ \
 	OM \
 	PA PE PF PG PH PK PL PN PR PS PT PW PY \
 	QA \
 	RO RS RU RW \
 	SA SB SC SD SE SG SH SI SK SL SM SN SO SR SS ST SV SX SY SZ \
 	TA TC TD TG TH TJ TK TL TM TN TO TR TT TV TW TZ \
 	UA UG UN US UY UZ \
 	VA VC VE VG VI VN VU \
 	WS \
 	YE \
 	ZA ZM ZW \
         GB-ENG GB-SCT GB-WLS

 ALL_FLAGS = $(basename $(notdir $(wildcard $(FLAGS_SRC_DIR)/*.png)))

 FLAGS = $(SELECTED_FLAGS)

 FLAG_NAMES = $(FLAGS:%=%.png)
 FLAG_FILES = $(addprefix $(FLAGS_DIR)/, $(FLAG_NAMES))
 RESIZED_FLAG_FILES = $(addprefix $(RESIZED_FLAGS_DIR)/, $(FLAG_NAMES))

 FLAG_GLYPH_NAMES = $(shell ./flag_glyph_name.py $(FLAGS))
 RENAMED_FLAG_NAMES = $(FLAG_GLYPH_NAMES:%=emoji_%.png)
 RENAMED_FLAG_FILES = $(addprefix $(RENAMED_FLAGS_DIR)/, $(RENAMED_FLAG_NAMES))

 EMOJI_NAMES = $(notdir $(wildcard $(EMOJI_SRC_DIR)/emoji_u*.png))
 EMOJI_FILES= $(addprefix $(EMOJI_DIR)/,$(EMOJI_NAMES)))

 ALL_NAMES = $(EMOJI_NAMES) $(RENAMED_FLAG_NAMES)

 ALL_QUANTIZED_FILES = $(addprefix $(QUANTIZED_DIR)/, $(ALL_NAMES))
 ALL_COMPRESSED_FILES = $(addprefix $(COMPRESSED_DIR)/, $(ALL_NAMES))

 # tool checks
 ifeq (,$(shell which $(ZOPFLIPNG)))
   ifeq (,$(wildcard $(ZOPFLIPNG)))
     MISSING_ZOPFLI = fail
   endif
 endif

 ifeq (,$(shell which $(OPTIPNG)))
   ifeq (,$(wildcard $(OPTIPNG)))
     MISSING_OPTIPNG = fail
   endif
 endif

 ifeq (, $(shell which $(VS_ADDER)))
   MISSING_ADDER = fail
 endif


 emoji: $(EMOJI_FILES)

 flags: $(FLAG_FILES)

 resized_flags: $(RESIZED_FLAG_FILES)

 renamed_flags: $(RENAMED_FLAG_FILES)

 quantized: $(ALL_QUANTIZED_FILES)

 compressed: $(ALL_COMPRESSED_FILES)

 check_compress_tool:
 ifdef MISSING_ZOPFLI
   ifdef MISSING_OPTIPNG
 	$(error "neither $(ZOPFLIPNG) nor $(OPTIPNG) is available")
   else
 	@echo "using $(OPTIPNG)"
   endif
 else
 	@echo "using $(ZOPFLIPNG)"
 endif

 check_vs_adder:
 ifdef MISSING_ADDER
 	$(error "$(VS_ADDER) not in path, run setup.py in nototools")
 endif


 $(EMOJI_DIR) $(FLAGS_DIR) $(RESIZED_FLAGS_DIR) $(RENAMED_FLAGS_DIR) $(QUANTIZED_DIR) $(COMPRESSED_DIR):
 	mkdir -p "$@"

 $(PNGQUANT):
 	$(MAKE) -C $(PNGQUANTDIR)

 waveflag: waveflag.c
 	$(CC) $< -o $@ $(CFLAGS) $(LDFLAGS)


 # imagemagick's -extent operator munges the grayscale images in such a fashion
 # that while it can display them correctly using libpng12, chrome and gimp using
 # both libpng12 and libpng16 display the wrong gray levels.
 #
 # @convert "$<" -gravity center -background none -extent 136x128 "$@"
 #
 # We can get around the conversion to a gray colorspace in the version of
 # imagemagick packaged with ubuntu trusty (6.7.7-10) by using -composite.

 $(EMOJI_DIR)/%.png: $(EMOJI_SRC_DIR)/%.png | $(EMOJI_DIR)
 	@convert $(IMOPS) "$<" -composite "PNG32:$@"

 $(FLAGS_DIR)/%.png: $(FLAGS_SRC_DIR)/%.png ./waveflag $(PNGQUANT) | $(FLAGS_DIR)
 	@./waveflag $(FLAGS_DIR)/ "$<"

 $(RESIZED_FLAGS_DIR)/%.png: $(FLAGS_DIR)/%.png | $(RESIZED_FLAGS_DIR)
 	@convert $(IMOPS) "$<" -composite "PNG32:$@"

 flag-symlinks: $(RESIZED_FLAG_FILES) | $(RENAMED_FLAGS_DIR)
 	@$(subst ^, ,                                  \
 	  $(join                                       \
 	    $(FLAGS:%=ln^-fs^../resized_flags/%.png^), \
 	    $(RENAMED_FLAG_FILES:%=%; )                \
 	   )                                           \
 	 )

 $(RENAMED_FLAG_FILES): | flag-symlinks

 $(QUANTIZED_DIR)/%.png: $(RENAMED_FLAGS_DIR)/%.png $(PNGQUANT) | $(QUANTIZED_DIR)
 	@($(PNGQUANT) $(PNGQUANTFLAGS) -o "$@" "$<"; case "$$?" in "98"|"99") echo "reuse $<"; cp $< $@;; *) exit "$$?";; esac)

 $(QUANTIZED_DIR)/%.png: $(EMOJI_DIR)/%.png $(PNGQUANT) | $(QUANTIZED_DIR)
 	@($(PNGQUANT) $(PNGQUANTFLAGS) -o "$@" "$<"; case "$$?" in "98"|"99") echo "reuse $<";cp $< $@;; *) exit "$$?";; esac)

 $(COMPRESSED_DIR)/%.png: $(QUANTIZED_DIR)/%.png | check_compress_tool $(COMPRESSED_DIR)
 ifdef MISSING_ZOPFLI
 	@$(OPTIPNG) -quiet -o7 -clobber -force -out "$@" "$<"
 else
 	@$(ZOPFLIPNG) -y "$<" "$@" 1> /dev/null 2>&1
 endif


 # Make 3.81 can endless loop here if the target is missing but no
 # prerequisite is updated and make has been invoked with -j, e.g.:
 # File `font' does not exist.
 #      File `NotoColorEmoji.tmpl.ttx' does not exist.
 # File `font' does not exist.
 #      File `NotoColorEmoji.tmpl.ttx' does not exist.
 # ...
 # Run make without -j if this happens.

 %.ttx: %.ttx.tmpl $(ADD_GLYPHS) $(ALL_COMPRESSED_FILES)
 	@python $(ADD_GLYPHS) -f "$<" -o "$@" -d "$(COMPRESSED_DIR)" $(ADD_GLYPHS_FLAGS)

 %.ttf: %.ttx
 	@rm -f "$@"
 	ttx "$<"

 $(EMOJI).ttf: $(EMOJI).tmpl.ttf $(EMOJI_BUILDER) $(PUA_ADDER) \
 	$(ALL_COMPRESSED_FILES) | check_vs_adder
 	@python $(EMOJI_BUILDER) -V $< "$@" "$(COMPRESSED_DIR)/emoji_u"
 	@python $(PUA_ADDER) "$@" "$@-with-pua"
 	@$(VS_ADDER) -vs 2640 2642 2695 --dstdir '.' -o "$@-with-pua-varsel" "$@-with-pua"
 	@mv "$@-with-pua-varsel" "$@"
 	@rm "$@-with-pua"

 clean:
 	rm -f $(EMOJI).ttf $(EMOJI).tmpl.ttf $(EMOJI).tmpl.ttx
 	rm -f waveflag
 	rm -rf $(BUILD_DIR)

 .SECONDARY: $(EMOJI_FILES) $(FLAG_FILES) $(RESIZED_FLAG_FILES) $(RENAMED_FLAG_FILES) \
   $(ALL_QUANTIZED_FILES) $(ALL_COMPRESSED_FILES)

 .PHONY:	clean flags emoji renamed_flags quantized compressed check_compress_tool
	# Copyright 2014 Google Inc. All rights reserved.
	#
	# Licensed under the Apache License, Version 2.0 (the "License");
	# you may not use this file except in compliance with the License.
	# You may obtain a copy of the License at
	#
	# http://www.apache.org/licenses/LICENSE-2.0
	#
	# Unless required by applicable law or agreed to in writing, software
	# distributed under the License is distributed on an "AS IS" BASIS,
	# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	# See the License for the specific language governing permissions and
	# limitations under the License.

	EMOJI = NotoColorEmoji
	font: $(EMOJI).ttf

	CFLAGS = -std=c99 -Wall -Wextra `pkg-config --cflags --libs cairo`
	LDFLAGS = -lm `pkg-config --libs cairo`
	PNGQUANTDIR := third_party/pngquant
	PNGQUANT := $(PNGQUANTDIR)/pngquant
	PNGQUANTFLAGS = --speed 1 --skip-if-larger --quality 85-95 --force
	BODY_DIMENSIONS = 136x128
	IMOPS := -size $(BODY_DIMENSIONS) canvas:none -compose copy -gravity center

	# zopflipng is better (about 5-10%) but much slower. it will be used if
	# present. pass ZOPFLIPNG= as an arg to make to use optipng instead.

	ZOPFLIPNG = zopflipng
	OPTIPNG = optipng

	EMOJI_BUILDER = third_party/color_emoji/emoji_builder.py
	ADD_GLYPHS = add_glyphs.py
	ADD_GLYPHS_FLAGS = -a emoji_aliases.txt
	PUA_ADDER = map_pua_emoji.py
	VS_ADDER = add_vs_cmap.py # from nototools

	EMOJI_SRC_DIR := png/128
	FLAGS_SRC_DIR := third_party/region-flags/png

	BUILD_DIR := build
	EMOJI_DIR := $(BUILD_DIR)/emoji
	FLAGS_DIR := $(BUILD_DIR)/flags
	RESIZED_FLAGS_DIR := $(BUILD_DIR)/resized_flags
	RENAMED_FLAGS_DIR := $(BUILD_DIR)/renamed_flags
	QUANTIZED_DIR := $(BUILD_DIR)/quantized_pngs
	COMPRESSED_DIR := $(BUILD_DIR)/compressed_pngs

	# Unknown flag is PUA fe82b

	LIMITED_FLAGS = CN DE ES FR GB IT JP KR RU US
	SELECTED_FLAGS = AC AD AE AF AG AI AL AM AO AQ AR AS AT AU AW AX AZ \
	BA BB BD BE BF BG BH BI BJ BM BN BO BR BS BT BW BY BZ \
	CA CC CD CF CG CH CI CK CL CM CN CO CR CU CV CW CX CY CZ \
	DE DJ DK DM DO DZ \
	EC EE EG ER ES ET EU \
	FI FJ FM FO FR \
	GA GB GD GE GG GH GI GL GM GN GQ GR GT GU GW GY \
	HK HN HR HT HU \
	IC ID IE IL IM IN IO IQ IR IS IT \
	JE JM JO JP \
	KE KG KH KI KM KN KP KR KW KY KZ \
	LA LB LC LI LK LR LS LT LU LV LY \
	MA MC MD ME MG MH MK ML MM MN MO MP MR MS MT MU MV MW MX MY MZ \
	NA NE NF NG NI NL NO NP NR NU NZ \
	OM \
	PA PE PF PG PH PK PL PN PR PS PT PW PY \
	QA \
	RO RS RU RW \
	SA SB SC SD SE SG SH SI SK SL SM SN SO SR SS ST SV SX SY SZ \
	TA TC TD TG TH TJ TK TL TM TN TO TR TT TV TW TZ \
	UA UG UN US UY UZ \
	VA VC VE VG VI VN VU \
	WS \
	YE \
	ZA ZM ZW \
	GB-ENG GB-SCT GB-WLS

	ALL_FLAGS = $(basename $(notdir $(wildcard $(FLAGS_SRC_DIR)/*.png)))

	FLAGS = $(SELECTED_FLAGS)

	FLAG_NAMES = $(FLAGS:%=%.png)
	FLAG_FILES = $(addprefix $(FLAGS_DIR)/, $(FLAG_NAMES))
	RESIZED_FLAG_FILES = $(addprefix $(RESIZED_FLAGS_DIR)/, $(FLAG_NAMES))

	FLAG_GLYPH_NAMES = $(shell ./flag_glyph_name.py $(FLAGS))
	RENAMED_FLAG_NAMES = $(FLAG_GLYPH_NAMES:%=emoji_%.png)
	RENAMED_FLAG_FILES = $(addprefix $(RENAMED_FLAGS_DIR)/, $(RENAMED_FLAG_NAMES))

	EMOJI_NAMES = $(notdir $(wildcard $(EMOJI_SRC_DIR)/emoji_u*.png))
	EMOJI_FILES= $(addprefix $(EMOJI_DIR)/,$(EMOJI_NAMES)))

	ALL_NAMES = $(EMOJI_NAMES) $(RENAMED_FLAG_NAMES)

	ALL_QUANTIZED_FILES = $(addprefix $(QUANTIZED_DIR)/, $(ALL_NAMES))
	ALL_COMPRESSED_FILES = $(addprefix $(COMPRESSED_DIR)/, $(ALL_NAMES))

	# tool checks
	ifeq (,$(shell which $(ZOPFLIPNG)))
	ifeq (,$(wildcard $(ZOPFLIPNG)))
	MISSING_ZOPFLI = fail
	endif
	endif

	ifeq (,$(shell which $(OPTIPNG)))
	ifeq (,$(wildcard $(OPTIPNG)))
	MISSING_OPTIPNG = fail
	endif
	endif

	ifeq (, $(shell which $(VS_ADDER)))
	MISSING_ADDER = fail
	endif


	emoji: $(EMOJI_FILES)

	flags: $(FLAG_FILES)

	resized_flags: $(RESIZED_FLAG_FILES)

	renamed_flags: $(RENAMED_FLAG_FILES)

	quantized: $(ALL_QUANTIZED_FILES)

	compressed: $(ALL_COMPRESSED_FILES)

	check_compress_tool:
	ifdef MISSING_ZOPFLI
	ifdef MISSING_OPTIPNG
	$(error "neither $(ZOPFLIPNG) nor $(OPTIPNG) is available")
	else
	@echo "using $(OPTIPNG)"
	endif
	else
	@echo "using $(ZOPFLIPNG)"
	endif

	check_vs_adder:
	ifdef MISSING_ADDER
	$(error "$(VS_ADDER) not in path, run setup.py in nototools")
	endif


	$(EMOJI_DIR) $(FLAGS_DIR) $(RESIZED_FLAGS_DIR) $(RENAMED_FLAGS_DIR) $(QUANTIZED_DIR) $(COMPRESSED_DIR):
	mkdir -p "$@"

	$(PNGQUANT):
	$(MAKE) -C $(PNGQUANTDIR)

	waveflag: waveflag.c
	$(CC) $< -o $@ $(CFLAGS) $(LDFLAGS)


	# imagemagick's -extent operator munges the grayscale images in such a fashion
	# that while it can display them correctly using libpng12, chrome and gimp using
	# both libpng12 and libpng16 display the wrong gray levels.
	#
	# @convert "$<" -gravity center -background none -extent 136x128 "$@"
	#
	# We can get around the conversion to a gray colorspace in the version of
	# imagemagick packaged with ubuntu trusty (6.7.7-10) by using -composite.

	$(EMOJI_DIR)/%.png: $(EMOJI_SRC_DIR)/%.png \| $(EMOJI_DIR)
	@convert $(IMOPS) "$<" -composite "PNG32:$@"

	$(FLAGS_DIR)/%.png: $(FLAGS_SRC_DIR)/%.png ./waveflag $(PNGQUANT) \| $(FLAGS_DIR)
	@./waveflag $(FLAGS_DIR)/ "$<"

	$(RESIZED_FLAGS_DIR)/%.png: $(FLAGS_DIR)/%.png \| $(RESIZED_FLAGS_DIR)
	@convert $(IMOPS) "$<" -composite "PNG32:$@"

	flag-symlinks: $(RESIZED_FLAG_FILES) \| $(RENAMED_FLAGS_DIR)
	@$(subst ^, , \
	$(join \
	$(FLAGS:%=ln^-fs^../resized_flags/%.png^), \
	$(RENAMED_FLAG_FILES:%=%; ) \
	) \
	)

	$(RENAMED_FLAG_FILES): \| flag-symlinks

	$(QUANTIZED_DIR)/%.png: $(RENAMED_FLAGS_DIR)/%.png $(PNGQUANT) \| $(QUANTIZED_DIR)
	@($(PNGQUANT) $(PNGQUANTFLAGS) -o "$@" "$<"; case "$$?" in "98"\|"99") echo "reuse $<"; cp $< $@;; *) exit "$$?";; esac)

	$(QUANTIZED_DIR)/%.png: $(EMOJI_DIR)/%.png $(PNGQUANT) \| $(QUANTIZED_DIR)
	@($(PNGQUANT) $(PNGQUANTFLAGS) -o "$@" "$<"; case "$$?" in "98"\|"99") echo "reuse $<";cp $< $@;; *) exit "$$?";; esac)

	$(COMPRESSED_DIR)/%.png: $(QUANTIZED_DIR)/%.png \| check_compress_tool $(COMPRESSED_DIR)
	ifdef MISSING_ZOPFLI
	@$(OPTIPNG) -quiet -o7 -clobber -force -out "$@" "$<"
	else
	@$(ZOPFLIPNG) -y "$<" "$@" 1> /dev/null 2>&1
	endif


	# Make 3.81 can endless loop here if the target is missing but no
	# prerequisite is updated and make has been invoked with -j, e.g.:
	# File `font' does not exist.
	# File `NotoColorEmoji.tmpl.ttx' does not exist.
	# File `font' does not exist.
	# File `NotoColorEmoji.tmpl.ttx' does not exist.
	# ...
	# Run make without -j if this happens.

	%.ttx: %.ttx.tmpl $(ADD_GLYPHS) $(ALL_COMPRESSED_FILES)
	@python $(ADD_GLYPHS) -f "$<" -o "$@" -d "$(COMPRESSED_DIR)" $(ADD_GLYPHS_FLAGS)

	%.ttf: %.ttx
	@rm -f "$@"
	ttx "$<"

	$(EMOJI).ttf: $(EMOJI).tmpl.ttf $(EMOJI_BUILDER) $(PUA_ADDER) \
	$(ALL_COMPRESSED_FILES) \| check_vs_adder
	@python $(EMOJI_BUILDER) -V $< "$@" "$(COMPRESSED_DIR)/emoji_u"
	@python $(PUA_ADDER) "$@" "$@-with-pua"
	@$(VS_ADDER) -vs 2640 2642 2695 --dstdir '.' -o "$@-with-pua-varsel" "$@-with-pua"
	@mv "$@-with-pua-varsel" "$@"
	@rm "$@-with-pua"

	clean:
	rm -f $(EMOJI).ttf $(EMOJI).tmpl.ttf $(EMOJI).tmpl.ttx
	rm -f waveflag
	rm -rf $(BUILD_DIR)

	.SECONDARY: $(EMOJI_FILES) $(FLAG_FILES) $(RESIZED_FLAG_FILES) $(RENAMED_FLAG_FILES) \
	$(ALL_QUANTIZED_FILES) $(ALL_COMPRESSED_FILES)

	.PHONY: clean flags emoji renamed_flags quantized compressed check_compress_tool