Makefile.am: allow installing from separate build directory

diff --git a/Makefile.am b/Makefile.am
index ae39af39f620570a136735b4142ac6892a92c891..1e94358de74f3b94a5d0a635df98a972db2fe736 100644 (file)
--- a/Makefile.am
+++ b/Makefile.am
@@ -200,59 +200,120 @@ shairport_sync_mpris_test_client_SOURCES = shairport-sync-mpris-test-client.c
 shairport_sync_mpris_test_client_LDADD = lib_mpris_interface.a
 endif
 
-install-exec-hook:
+if INSTALL_CONFIG_FILES
+
+CONFIG_FILE_INSTALL_TARGET = config-file-install-local
+$(CONFIG_FILE_INSTALL_TARGET): scripts/shairport-sync.conf
+       install -d $(DESTDIR)$(sysconfdir)
+       install -m 0644 $< $(DESTDIR)$(sysconfdir)/shairport-sync.conf.sample
+       [ -f $(DESTDIR)$(sysconfdir)/shairport-sync.conf ] || cp $< $(DESTDIR)$(sysconfdir)/shairport-sync.conf
+
 if BUILD_FOR_LINUX
-DBUS_POLICY_DIR=$(DESTDIR)/etc/dbus-1/system.d
+DBUS_POLICY_DIR = /etc/dbus-1/system.d
 else
-DBUS_POLICY_DIR=$(DESTDIR)$(sysconfdir)/dbus-1/system.d
+DBUS_POLICY_DIR = $(sysconfdir)/dbus-1/system.d
 endif
-if INSTALL_CONFIG_FILES
-       [ -e $(DESTDIR)$(sysconfdir) ] || mkdir $(DESTDIR)$(sysconfdir)
-       cp scripts/shairport-sync.conf $(DESTDIR)$(sysconfdir)/shairport-sync.conf.sample
-       [ -f $(DESTDIR)$(sysconfdir)/shairport-sync.conf ] || cp scripts/shairport-sync.conf $(DESTDIR)$(sysconfdir)/shairport-sync.conf
+
 if USE_DBUS
-       [ -e $(DBUS_POLICY_DIR) ] || mkdir -p $(DBUS_POLICY_DIR)
+
 if INSTALL_CYGWIN_SERVICE
-       cp scripts/shairport-sync-dbus-policy-cygwin.conf $(DBUS_POLICY_DIR)/shairport-sync-dbus.conf
+DBUS_POLICY_FILE = scripts/shairport-sync-dbus-policy-cygwin.conf
 else
-       cp scripts/shairport-sync-dbus-policy.conf $(DBUS_POLICY_DIR)/shairport-sync-dbus.conf
-endif
-endif
+DBUS_POLICY_FILE = scripts/shairport-sync-dbus-policy.conf
+endif # INSTALL_CYGWIN_SERVICE
+
+DBUS_POLICY_INSTALL_TARGET = dbus-policy-install-local
+
+$(DBUS_POLICY_INSTALL_TARGET): $(DBUS_POLICY_FILE)
+       install -d $(DESTDIR)$(DBUS_POLICY_DIR)
+       install -m 0644 $< $(DESTDIR)$(DBUS_POLICY_DIR)/shairport-sync-dbus.conf
+
+endif # USE_DBUS
+
 if USE_MPRIS
-       [ -e $(DBUS_POLICY_DIR) ] || mkdir -p $(DBUS_POLICY_DIR)
+
 if INSTALL_CYGWIN_SERVICE
-       cp scripts/shairport-sync-mpris-policy-cygwin.conf $(DBUS_POLICY_DIR)/shairport-sync-mpris.conf
+MPRIS_POLICY_FILE = scripts/shairport-sync-mpris-policy-cygwin.conf
 else
-       cp scripts/shairport-sync-mpris-policy.conf $(DBUS_POLICY_DIR)/shairport-sync-mpris.conf
-endif
-endif
-endif
-if INSTALL_SYSTEMV
+MPRIS_POLICY_FILE = scripts/shairport-sync-mpris-policy.conf
+endif # INSTALL_CYGWIN_SERVICE
+
+MPRIS_POLICY_INSTALL_TARGET = mpris-policy-install-local
+
+$(MPRIS_POLICY_INSTALL_TARGET): $(MPRIS_POLICY_FILE)
+       install -d $(DESTDIR)$(DBUS_POLICY_DIR)
+       install -m 0644 $< $(DESTDIR)$(DBUS_POLICY_DIR)/shairport-sync-mpris.conf
+
+endif # USE_MPRIS
+
+endif # INSTALL_CONFIG_FILES
+
+INSTALL_GROUP_TARGET = install-group-local
+
+$(INSTALL_GROUP_TARGET):
        getent group shairport-sync &>/dev/null || groupadd -r shairport-sync >/dev/null
+
+INSTALL_USER_TARGET = install-user-local
+
+$(INSTALL_USER_TARGET): $(INSTALL_GROUP_TARGET)
        getent passwd shairport-sync &> /dev/null || useradd -r -M -g shairport-sync -s /usr/sbin/nologin -G audio shairport-sync >/dev/null
-       [ -e $(DESTDIR)$(sysconfdir)/init.d ] || mkdir -p $(DESTDIR)$(sysconfdir)/init.d
-       [ -e $(DESTDIR)$(sysconfdir)/init.d/shairport-sync ] || cp scripts/shairport-sync $(DESTDIR)$(sysconfdir)/init.d/
-endif
+
+if INSTALL_SYSTEMV
+
+INSTALL_SYSTEMV_TARGET = install-systemv-local
+
+$(INSTALL_SYSTEMV_TARGET): scripts/shairport-sync $(INSTALL_USER_TARGET)
+       install -d $(DESTDIR)$(sysconfdir)/init.d
+       [ -e $(DESTDIR)$(sysconfdir)/init.d/shairport-sync ] || install -m 0644 $< $(DESTDIR)$(sysconfdir)/init.d
+
+endif # INSTALL_SYSTEMV
+
 if INSTALL_SYSTEMD
-       getent group shairport-sync &>/dev/null || groupadd -r shairport-sync >/dev/null
-       getent passwd shairport-sync &> /dev/null || useradd -r -M -g shairport-sync -s /usr/sbin/nologin -G audio shairport-sync >/dev/null
-       [ -e $(DESTDIR)$(systemdsystemunitdir) ] || mkdir -p $(DESTDIR)$(systemdsystemunitdir)
+
 if USE_AVAHI
-       [ -e $(DESTDIR)$(systemdsystemunitdir)/shairport-sync.service ] || cp scripts/shairport-sync.service-avahi $(DESTDIR)$(systemdsystemunitdir)/shairport-sync.service
+SYSTEMD_SERVICE = shairport-sync.service-avahi
 else
-       [ -e $(DESTDIR)$(systemdsystemunitdir)/shairport-sync.service ] || cp scripts/shairport-sync.service $(DESTDIR)$(systemdsystemunitdir)
-endif
-endif
+SYSTEMD_SERVICE = shairport-sync.service
+endif # USE_AVAHI
+
+INSTALL_SYSTEMD_TARGET = install-systemd-local
+
+$(INSTALL_SYSTEMD_TARGET): scripts/$(SYSTEMD_SERVICE) $(INSTALL_USER_TARGET)
+       install -d $(DESTDIR)$(systemdsystemunitdir)
+       [ -e $(DESTDIR)$(systemdsystemunitdir)/shairport-sync.service ] || install -m 0644 $< $(DESTDIR)$(systemdsystemunitdir)/shairport-sync.service
+
+endif # INSTALL_SYSTEMD
+
 if INSTALL_FREEBSD_SERVICE
-  # Choose a uid and gid of 801 completely arbitrarity, except that it should be below 1000. FreeBSD doesn't seem to allow you to say "an ID in the range of..."
+
+# Choose a uid and gid of 801 completely arbitrarity, except that it should be below 1000. FreeBSD doesn't seem to allow you to say "an ID in the range of..."
+install-freebsd-user-local:
        pw showgroup shairport-sync > /dev/null 2>&1 || pw addgroup -n shairport-sync -g 801 > /dev/null 2>&1
        pw showuser shairport-sync > /dev/null 2>&1 || pw adduser -c "shairport-sync unprivileged user" -n shairport-sync -u 801 -s /usr/sbin/nologin -d /nonexistent > /dev/null 2>&1
-       [ -e /var/run/shairport-sync ] || mkdir -p /var/run/shairport-sync
-       chown shairport-sync:shairport-sync /var/run/shairport-sync
-  # Always update the startup script -- this is different to the Linux systemd situation, where the startup script is untouched if it exists.
-       cp scripts/shairport-sync.freebsd /usr/local/etc/rc.d/shairport_sync
-       chmod 555 /usr/local/etc/rc.d/shairport_sync
-endif
+
+INSTALL_FREEBSD_TARGET = install-freebsd-local
+
+$(INSTALL_FREEBSD_TARGET): scripts/shairport-sync.freebsd install-freebsd-user-local
+       install -d -o shairport-sync -g shairport-sync $(DESTDIR)/var/run/shairport-sync
+       install -d $(DESTDIR)/usr/local/etc/rc.d/
+       install -m 0555 $< $(DESTDIR)/usr/local/etc/rc.d/shairport_sync
+
+endif # INSTALL_FREEBSD_SERVICE
+
 if INSTALL_CYGWIN_SERVICE
-       [ -e /usr/local/bin/shairport-sync-config ] || cp scripts/shairport-sync-config /usr/local/bin
-endif
+
+INSTALL_CYGWIN_TARGET = install-cygwin-local
+
+$(INSTALL_CYGWIN_TARGET): scripts/shairport-sync-config
+       install -d $(DESTDIR)/usr/local/bin
+       [ -e $(DESTDIR)/usr/local/bin/shairport-sync-config ] || install -m 0755 $< $(DESTDIR)/usr/local/bin/
+
+endif # INSTALL_CYGWIN_SERVICE
+
+install-exec-hook: $(CONFIG_FILE_INSTALL_TARGET) \
+                   $(DBUS_POLICY_INSTALL_TARGET) \
+                   $(MPRIS_POLICY_INSTALL_TARGET) \
+                   $(INSTALL_SYSTEMV_TARGET) \
+                   $(INSTALL_SYSTEMD_TARGET) \
+                   $(INSTALL_FREEBSD_TARGET) \
+                   $(INSTALL_CYGWIN_TARGET)