Makefile


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.POSIX:
.SUFFIXES: .apk .unsigned .aligned

PROJECT = org.slcl
ANDROIDSDK = /usr/lib/android-sdk
DX = $(ANDROIDSDK)/build-tools/debian/dx
MANIFEST = AndroidManifest.xml
PLATFORM = $(ANDROIDSDK)/platforms/android-23/android.jar
OBJECTS = \
	src/org/slcl/core/Cookie.class \
	src/org/slcl/core/Login.class \
	src/org/slcl/Directory.class \
	src/org/slcl/InternalFile.class \
	src/org/slcl/Main.class
RESOURCES = \
	res/layout/activity_directory.xml \
	res/layout/activity_main.xml
R = src/org/slcl/R.java
PASS = password.secret
DNAME = "cn=slcl, ou=slcl, o=slcl, c=ES"

# Resources:
# https://www.hanshq.net/command-line-android.html
# https://unix.stackexchange.com/questions/230673/how-to-generate-a-random-string
# https://stuff.mit.edu/afs/sipb/project/android/docs/guide/topics/resources/layout-resource.html#layoutvalues

all: $(PROJECT).apk

$(PROJECT).apk: keystore.jks

.aligned.apk:
	apksigner sign \
		--ks keystore.jks \
		--ks-key-alias androidkey \
		--ks-pass file:$(PASS) \
		--out $@ $<

keystore.jks: $(PASS)
	(for i in 1 2; do cat $(PASS); done; echo) \
		| keytool \
		-genkeypair \
		-dname $(DNAME) \
		-keystore $@ \
		-alias androidkey \
		-keyalg RSA \
		-keysize 4096

$(PASS):
	(LC_ALL=C \
		tr -dc 'A-Za-z0-9!"#$$%&'\''()*+,-./:;<=>?@[\]^_`{|}~' \
		< /dev/urandom | head -c 100; echo) > $(PASS)

.unsigned.aligned:
	zipalign -f -p 4 $< $@

$(PROJECT).unsigned: dex/classes.dex $(MANIFEST)
	aapt package -f -F $@ -I $(PLATFORM) -M $(MANIFEST) -S res dex

dex/classes.dex: .build $(MANIFEST)
	mkdir -p dex
	$(DX) --dex --min-sdk-version=9 --output=$@ src

.build: $(OBJECTS:.class=.java) $(R)
	javac -bootclasspath $(PLATFORM) -source 1.7 -sourcepath src $(OBJECTS:.class=.java)
	touch $@

$(R): $(MANIFEST) $(RESOURCES)
	aapt package -f -m -S res -M $(MANIFEST) -I $(PLATFORM) -J src

clean:
	rm -f $(R) $(OBJECTS) $(PROJECT).unsigned \
		$(PROJECT).aligned $(PROJECT).apk.idsig dex/classes.dex

distclean: clean
	rm -rf dex/ *.apk keystore.jks $(PASS)