build: move build logic in the Makefile.

Makefile

@@ -1,14 +1,35 @@
 #!/usr/bin/make -f
+# apparmor.d - Full set of apparmor profiles
+# Copyright (C) 2022 Alexandre Pujol <alexandre@pujol.io>
+# SPDX-License-Identifier: GPL-2.0-only
 
+DESTDIR ?= /
+BUILD := .build
 PKGNAME := apparmor.d
 
-.PHONY: install lint archlinux debian ubuntu whonix clean
+.PHONY: all install lint archlinux debian ubuntu whonix clean
 
 all:
-	@echo "Nothing to do."
+	@go build -o ${BUILD}/ ./cmd/aa-log
 
+ROOT = $(shell find "${BUILD}/root" -type f -printf "%P\n")
+PROFILES = $(shell find "${BUILD}/apparmor.d" -type f -printf "%P\n")
 install:
-	@echo "Nothing to do."
+	@install -Dm755 ${BUILD}/aa-log ${DESTDIR}/usr/bin/aa-log
+	@for file in ${ROOT}; do \
+		install -Dm0644 "${BUILD}/root/$${file}" "${DESTDIR}/$${file}"; \
+	done;
+	@for file in ${PROFILES}; do \
+		install -Dm0644 "${BUILD}/apparmor.d/$${file}" "${DESTDIR}/etc/apparmor.d/$${file}"; \
+	done;
+	@for file in systemd/system/*; do \
+		service="$$(basename "$$file")"; \
+		install -Dm0644 "$${file}" "${DESTDIR}/usr/lib/systemd/system/$${service}.d/apparmor.conf"; \
+	done;
+	@for file in systemd/user/*; do \
+		service="$$(basename "$$file")"; \
+		install -Dm0644 "$${file}" "${DESTDIR}/usr/lib/systemd/user/$${service}.d/apparmor.conf"; \
+	done
 
 lint:
 	@shellcheck --shell=bash \
@@ -31,4 +52,4 @@ clean:
 	@rm -rf \
 		debian/.debhelper debian/debhelper* debian/*.debhelper \
 		${PKGNAME}-*.pkg.tar.zst.sig ${PKGNAME}-*.pkg.tar.zst \
-		${PKGNAME}_*.* .build
+		${PKGNAME}_*.* ${BUILD}

PKGBUILD

@@ -23,7 +23,6 @@ pkgver() {
 prepare() {
   rsync -a --delete "$startdir" "$srcdir"
   cd "$srcdir/$pkgname"
-
   ./configure --complain
 }
 
@@ -34,32 +33,10 @@ build() {
   export CGO_CXXFLAGS="${CXXFLAGS}"
   export CGO_LDFLAGS="${LDFLAGS}"
   export GOFLAGS="-buildmode=pie -trimpath -ldflags=-linkmode=external -mod=readonly -modcacherw"
-  go build -o .build/ ./cmd/aa-log
+  make
 }
 
 package() {
-  local _build='.build'
   cd "$srcdir/$pkgname"
-
+  make install DESTDIR="$pkgdir"
-  # Install all system files
-  mapfile -t root < <(find "$_build/root" -type f -printf "%P\n")
-  for file in "${root[@]}"; do
-    install -Dm0644 "$_build/root/$file" "$pkgdir/$file"
-  done
-
-  # Install all apparmor profiles
-  mapfile -t profiles < <(find "$_build/apparmor.d" -type f -printf "%P\n")
-  for file in "${profiles[@]}"; do
-    install -Dm0644 "$_build/apparmor.d/$file" "$pkgdir/etc/apparmor.d/$file"
-  done
-
-  # Ensure some systemd services do not start before apparmor rules are loaded
-  for file in systemd/*; do
-    service=$(basename "$file")
-    install -Dm0644 "$file" \
-      "$pkgdir/usr/lib/systemd/system/$service.d/apparmor.conf"
-  done
-
-  # Internal tool
-  install -Dm755 .build/aa-log "$pkgdir"/usr/bin/aa-log
 }

debian/apparmor.d.install

@@ -1,6 +0,0 @@
-# Copyright (C) 2021 Alexandre Pujol <alexandre@pujol.io>
-# SPDX-License-Identifier: GPL-2.0-only
-
-.build/apparmor.d/* etc/apparmor.d
-.build/root/etc/* etc/
-.build/root/usr/* usr/

debian/rules

@@ -4,20 +4,7 @@
 #
 
 %:
-	dh $@ --with=config-package
+	dh $@
-	export CGO_CPPFLAGS="${CPPFLAGS}"
-	export CGO_CFLAGS="${CFLAGS}"
-	export CGO_CXXFLAGS="${CXXFLAGS}"
-	export CGO_LDFLAGS="${LDFLAGS}"
-	export GOFLAGS="-buildmode=pie -trimpath -ldflags=-linkmode=external -mod=readonly -modcacherw"
-	go build ./cmd/aa-log
 
 override_dh_auto_configure:
 	./configure --complain
-
-override_dh_install:
-	mv systemd system
-	find system -type f -exec \
-		install -Dm0644 {} $$(pwd)/debian/apparmor.d/usr/lib/systemd/{}.d/apparmor.conf \; 
-	install -Dm755 aa-log $$(pwd)/debian/apparmor.d/usr/bin/aa-log
-	dh_install