make: move emulator specific rules to a dedicated file

Makefile

@@ -1,4 +1,4 @@
-PHONY = all android-ndk android-sdk base clean coverage distclean doc fetchthirdparty po pot re static-check test testbase testfront
+PHONY = all android-ndk android-sdk base clean distclean doc fetchthirdparty po pot re static-check
 SOUND = $(INSTALL_DIR)/%
 
 # koreader-base directory
@@ -119,32 +119,6 @@ endif
 
 base: base-all
 
-$(INSTALL_DIR)/koreader/.busted: .busted
-	$(SYMLINK) .busted $@
-
-$(INSTALL_DIR)/koreader/.luacov:
-	$(SYMLINK) .luacov $@
-
-testbase: base-test
-
-testfront: all test-data $(INSTALL_DIR)/koreader/.busted
-	# sdr files may have unexpected impact on unit testing
-	-rm -rf spec/unit/data/*.sdr
-	cd $(INSTALL_DIR)/koreader && $(BUSTED_LUAJIT) $(BUSTED_OVERRIDES) $(BUSTED_SPEC_FILE)
-
-test: testbase testfront
-
-coverage: $(INSTALL_DIR)/koreader/.luacov
-	-rm -rf $(INSTALL_DIR)/koreader/luacov.*.out
-	cd $(INSTALL_DIR)/koreader && \
-		./luajit $(shell which busted) --output=gtest \
-			--sort-files \
-			--coverage --exclude-tags=nocov
-	# coverage report summary
-	cd $(INSTALL_DIR)/koreader && tail -n \
-		+$$(($$(grep -nm1 -e "^Summary$$" luacov.report.out|cut -d: -f1)-1)) \
-		luacov.report.out
-
 ifeq (,$(wildcard $(KOR_BASE)/Makefile $(KOR_BASE)/Makefile.defs))
 $(KOR_BASE)/Makefile $(KOR_BASE)/Makefile.defs: fetchthirdparty
 	# Need a recipe, even if empty, or make won't know how to remake `base-all`.
@@ -174,6 +148,11 @@ distclean: clean base-distclean
 re: clean
 	$(MAKE) all
 
+# Include emulator specific rules.
+ifneq (,$(EMULATE_READER))
+  include make/emulator.mk
+endif
+
 # Include target specific rules.
 ifneq (,$(wildcard make/$(TARGET).mk))
   include make/$(TARGET).mk

make/emulator.mk

@@ -0,0 +1,33 @@
+# Testing & coverage. {{{
+
+PHONY += coverage test testbase testfront
+
+$(INSTALL_DIR)/koreader/.busted: .busted
+	$(SYMLINK) .busted $@
+
+$(INSTALL_DIR)/koreader/.luacov:
+	$(SYMLINK) .luacov $@
+
+testbase: base-test
+
+testfront: all test-data $(INSTALL_DIR)/koreader/.busted
+	# sdr files may have unexpected impact on unit testing
+	-rm -rf spec/unit/data/*.sdr
+	cd $(INSTALL_DIR)/koreader && $(BUSTED_LUAJIT) $(BUSTED_OVERRIDES) $(BUSTED_SPEC_FILE)
+
+test: testbase testfront
+
+coverage: $(INSTALL_DIR)/koreader/.luacov
+	-rm -rf $(INSTALL_DIR)/koreader/luacov.*.out
+	cd $(INSTALL_DIR)/koreader && \
+		./luajit $(shell which busted) --output=gtest \
+			--sort-files \
+			--coverage --exclude-tags=nocov
+	# coverage report summary
+	cd $(INSTALL_DIR)/koreader && tail -n \
+		+$$(($$(grep -nm1 -e "^Summary$$" luacov.report.out|cut -d: -f1)-1)) \
+		luacov.report.out
+
+# }}}
+
+# vim: foldmethod=marker foldlevel=0