X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=ldiskfs%2FautoMakefile.am;h=45e266d88a235ed74c4f9418ce8b11475f714f3f;hp=b73008ece6099fec2226e650f6bcc3bc5265b321;hb=fa1bff8f6f3afb858618a563b039af3bbf46153b;hpb=eace6f7fc7147fd614bb1cd4c6d435caa07460e3

diff --git a/ldiskfs/autoMakefile.am b/ldiskfs/autoMakefile.am
index b73008e..45e266d 100644
--- a/ldiskfs/autoMakefile.am
+++ b/ldiskfs/autoMakefile.am
@@ -1,7 +1,107 @@
-SUBDIRS := . ldiskfs
-SOURCES_SUBDIRS := ldiskfs
-DIST_SUBDIRS := ldiskfs
+EXTRA_DIST = kernel_patches
 
-include build/autoMakefile.toplevel.am
+if MODULES
+if LDISKFS_ENABLED
+all-local: sources
 
-EXTRA_DIST += kernel_patches
+modulefs_DATA = ldiskfs$(KMODEXT)
+
+ldiskfs$(KMODEXT): sources
+endif
+endif
+
+ldiskfs_linux_headers := $(addprefix linux/,$(subst ext4,ldiskfs,$(notdir $(linux_headers))))
+
+$(filter %.c,$(ldiskfs_patched_sources)): sources $(ldiskfs_linux_headers) $(filter %.h,$(ldiskfs_patched_sources))
+
+# Convert LDISKFS_SUPER_MAGIC back to EXT4_SUPER_MAGIC so that the ldiskfs
+# code can use the existing kernel headers instead of defining this itself.
+ldiskfs_sed_flags = \
+	-e "s/dx_hash_info/ext4_dx_hash_info/g" \
+	-e "s/DX_HASH/EXT4_DX_HASH/g" \
+	-e "s/EXT4/LDISKFS/g" -e "s/ext4/ldiskfs/g" \
+	-e "s/LDISKFS_SUPER_MAGIC/EXT4_SUPER_MAGIC/g"
+
+%.c: linux-stage/fs/ext4/%.c
+	sed $(strip $(ldiskfs_sed_flags)) $< > $@
+
+%.h: linux-stage/fs/ext4/%.h
+	sed $(strip $(ldiskfs_sed_flags)) $< > $@
+
+linux/ldiskfs%.h: linux-stage/include/linux/ext4%.h
+	sed $(strip $(ldiskfs_sed_flags)) $< > $@
+
+series := @top_srcdir@/ldiskfs/kernel_patches/series/ldiskfs-$(LDISKFS_SERIES)
+patches := @top_srcdir@/ldiskfs/kernel_patches/patches
+
+sources: $(backfs_sources) $(backfs_headers) $(linux_headers) $(series) $(trace_headers)
+	rm -rf linux-stage linux sources trace $(ldiskfs_SOURCES)
+	mkdir -p linux-stage/fs/ext4 linux-stage/include/linux \
+		 linux-stage/include/trace/events
+	cp $(backfs_sources) $(backfs_headers) $(backfs_extra) linux-stage/fs/ext4
+	if test -n "$(linux_headers)" ; then \
+		cp $(linux_headers) linux-stage/include/linux; \
+	fi
+	if test -n "$(trace_headers)" ; then \
+		cp $(trace_headers) linux-stage/include/trace/events; \
+	fi
+if USE_QUILT
+	ln -s ../$(patches) linux-stage/patches
+	ln -s ../$(series) linux-stage/series
+	cd linux-stage && quilt push -a -q
+else
+	@echo -n "Applying ext4 patches:"
+	@cd linux-stage && for i in $$(<../$(series)) ; do \
+		echo -n " $$i" ; \
+		patch -s -p1 < ../$(patches)/$$i || exit 1 ; \
+	done
+	@echo
+endif
+	mkdir -p linux trace/events
+	@echo -n "Replacing 'ext4' with 'ldiskfs':"
+	for i in $(notdir $(backfs_headers) $(backfs_sources)) $(new_sources) ; do \
+		echo -n " $$i" ; \
+		sed $(strip $(ldiskfs_sed_flags)) \
+			linux-stage/fs/ext4/$$i > $$i ; \
+	done
+	for i in $(subst ext4,,$(notdir $(backfs_headers))) ; do \
+		if test -f "ext4$$i" ; then \
+			echo -n " ext4$$i" ; \
+			mv ext4$$i ldiskfs$$i ; \
+		fi ; \
+	done
+	for i in $(subst ext4,,$(notdir $(linux_headers) $(new_headers))) ; do \
+		echo -n " ext4$$i" ; \
+		sed $(strip $(ldiskfs_sed_flags)) \
+			linux-stage/include/linux/ext4$$i \
+			> linux/ldiskfs$$i ; \
+	done
+	for i in $(subst ext4,,$(notdir $(trace_headers))) ; do \
+		echo -n " ext4$$i"; \
+		sed $(strip $(ldiskfs_sed_flags)) \
+			linux-stage/include/trace/events/ext4$$i \
+			> trace/events/ldiskfs$$i ; \
+	done
+	for i in $(notdir $(linux_new_headers)) ; do \
+		echo -n " $$i"; \
+		sed $(strip $(ldiskfs_sed_flags)) \
+                linux-stage/include/linux/$$i \
+                > linux/$$i ; \
+	done
+
+	@echo
+	touch sources
+
+foo-check:
+	@echo "ldiskfs_sources: $(ldiskfs_sources)"
+	@echo "ldiskfs_SOURCES: $(ldiskfs_SOURCES)"
+	@echo "ldiskfs_headers: $(ldiskfs_headers)"
+	@echo "ldiskfs_objects: $(ldiskfs_objects)"
+	@echo "ldiskfs_OBJECTS: $(ldiskfs_OBJECTS)"
+	@echo "ldiskfs_LDADD: $(ldiskfs_LDADD)"
+
+MOSTLYCLEANFILES := @MOSTLYCLEANFILES@
+CLEANFILES = sources $(notdir $(linux_new_headers) $(linux_headers) $(backfs_headers) $(backfs_sources) $(new_sources) $(new_headers) $(trace_headers))
+
+clean-local:
+	rm -rf linux linux-stage ldiskfs*.h trace modules.order