Applies until an Artanis release comes with the following patches
applied:
* <https://savannah.gnu.org/patch/?func=detailitem&item_id=9130>
* <https://savannah.gnu.org/patch/?func=detailitem&item_id=9131>
diff -ru artanis-0.1.2/Makefile.in artanis-0.1.2.1/Makefile.in
--- artanis-0.1.2/Makefile.in	2016-02-10 12:35:18.800490571 -0200
+++ artanis-0.1.2.1/Makefile.in	2016-10-15 19:44:35.140907367 -0300
@@ -19,9 +19,18 @@
 MOD_OBJ := $(OBJ)/artanis
 BIN := bin
 TEMP_LIB_PATH := $(OBJ)
-MOD_PATH := $(shell guile -c "(display (%site-dir))")
 MOD_COMPILED_PATH := $(shell guile -c "(display (%site-ccache-dir))")
+
+ifdef DESTDIR
+INFO_DIR := $(DESTDIR)/share/info/
+MOD_PATH := $(DESTDIR)/$(shell guile -c "(display (%site-dir))")
 MOD_TARGET_PATH := $(DESTDIR)/$(MOD_COMPILED_PATH)
+else
+INFO_DIR := $(PREFIX)/share/info/
+MOD_PATH := $(shell guile -c "(display (%site-dir))")
+MOD_TARGET_PATH := $(MOD_COMPILED_PATH)
+endif
+
 GUILE_CFLAGS := -Wunsupported-warning -Wunbound-variable -Warity-mismatch -Wduplicate-case-datum -Wbad-case-datum -Wformat
 GUILEC := GUILE_LOAD_COMPILED_PATH=$(TEMP_LIB_PATH) guild compile $(GUILE_CFLAGS)
 ARTANIS_ETC := $(SRC)/etc/artanis
@@ -36,7 +45,6 @@
 GENDOCS :=$(BUILD_AUX)/gendocs.sh
 CHK_TEXINFO := $(BUILD_AUX)/check_texinfo.scm
 CP := cp -frd -P
-INFO_DIR := $(PREFIX)/share/info/
 TARBALL_NAME := artanis-$(VERSION)
 TMP_DIR := $(shell mktemp -d)
 ANN_GEN := $(BUILD_AUX)/announce-gen
@@ -124,18 +132,29 @@
 	-rm -f config.{h,log}
 
 install: $(ALL_TARGETS)
-	mkdir -p $(DESTDIR)/$(MOD_PATH)
-	$(CP) $(MOD) $(DESTDIR)/$(MOD_PATH)/
+	mkdir -p $(MOD_PATH)
+	$(CP) $(MOD) $(MOD_PATH)/
 	mkdir -p $(MOD_TARGET_PATH)/
 	$(CP) $(MOD_OBJ) $(MOD_TARGET_PATH)/
+
+ifdef DESTDIR
 	$(CP) $(ARTANIS_ETC) $(DESTDIR)/etc/
 	$(CP) $(ARTANIS_PAGES) $(DESTDIR)/etc/artanis/
-	mkdir -p $(DESTDIR)/$(PREFIX)/bin/
-	$(CP) $(BIN)/art $(DESTDIR)/$(PREFIX)/bin/
+	mkdir -p $(DESTDIR)/bin/
+	$(CP) $(BIN)/art $(DESTDIR)/bin/
 	mkdir -p $(DESTDIR)/etc/bash_completion.d/
 	$(CP) $(CMDCOMP) $(DESTDIR)/etc/bash_completion.d/
+else
+	$(CP) $(ARTANIS_ETC) $(PREFIX)/etc/
+	$(CP) $(ARTANIS_PAGES) $(PREFIX)/etc/artanis/
+	mkdir -p $(PREFIX)/bin/
+	$(CP) $(BIN)/art $(PREFIX)/bin/
+	mkdir -p $(PREFIX)/etc/bash_completion.d/
+	$(CP) $(CMDCOMP) $(PREFIX)/etc/bash_completion.d/
+endif
+
 	if [ -e /etc/bash.bashrc ]; then source /etc/bash.bashrc; fi
-	if [ -e artanis.info ]; then mkdir -p $(DESTDIR)/$(INFO_DIR); $(CP) artanis.info $(DESTDIR)/$(INFO_DIR)/; fi
+	if [ -e artanis.info ]; then mkdir -p $(INFO_DIR); $(CP) artanis.info $(INFO_DIR)/; fi
 
 distclean: distclean-mk clean clean-config clean-tarball
 	-rm -f $(BIN)/art
