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-rw-r--r--doc/DocBook/Makefile67
1 files changed, 37 insertions, 30 deletions
diff --git a/doc/DocBook/Makefile b/doc/DocBook/Makefile
index aa7c44b..75e59c2 100644
--- a/doc/DocBook/Makefile
+++ b/doc/DocBook/Makefile
@@ -24,9 +24,9 @@ PS_METHOD = $(prefer-db2x)
###
# The targets that may be used.
-PHONY += $(obj).depend xmldocs sgmldocs psdocs pdfdocs htmldocs mandocs installmandocs cleandocs
+PHONY += xmldocs sgmldocs psdocs pdfdocs htmldocs mandocs installmandocs cleandocs
-BOOKS := $(addprefix $(OBJTREE)/doc/DocBook/,$(DOCBOOKS))
+BOOKS := $(addprefix $(obj)/,$(DOCBOOKS))
xmldocs: $(BOOKS)
sgmldocs: xmldocs
@@ -51,10 +51,10 @@ installmandocs: mandocs
###
#External programs used
-KERNELDOC = $(SRCTREE)/tools/kernel-doc/kernel-doc
-DOCPROC = $(OBJTREE)/tools/kernel-doc/docproc
+KERNELDOC = $(srctree)/tools/kernel-doc/kernel-doc
+DOCPROC = $(objtree)/tools/kernel-doc/docproc
-XMLTOFLAGS = -m $(SRCTREE)/doc/DocBook/stylesheet.xsl
+XMLTOFLAGS = -m $(srctree)/doc/DocBook/stylesheet.xsl
XMLTOFLAGS += --skip-validation
###
@@ -64,28 +64,36 @@ XMLTOFLAGS += --skip-validation
# appropriate parameters.
# The following rules are used to generate the .xml documentation
# required to generate the final targets. (ps, pdf, html).
-%.xml: %.tmpl
- $(DOCPROC) doc $< >$@
-
-ifeq ($@, "cleandocs")
-sinclude $(obj).depend
-$(obj).depend: $(patsubst %.xml, %.tmpl, $(DOCBOOKS))
- rm -f $(obj).depend ; \
- touch $(obj).depend ; \
- for file in $^ ; do \
- xmlfile=`echo "$${file}" | \
- sed "s/tmpl$$/xml/"` ; \
- echo -n "$${xmlfile}: ">> $(obj).depend ; \
- $(DOCPROC) depend $$file >> $(obj).depend ; \
- echo -e "\n\t$(DOCPROC) doc $< >$${xmlfile} " >> \
- $(obj).depend ; \
- done
+quiet_cmd_docproc = DOCPROC $@
+ cmd_docproc = SRCTREE=$(srctree)/ $(DOCPROC) doc $< >$@
+define rule_docproc
+ set -e; \
+ $(if $($(quiet)cmd_$(1)),echo ' $($(quiet)cmd_$(1))';) \
+ $(cmd_$(1)); \
+ ( \
+ echo 'cmd_$@ := $(cmd_$(1))'; \
+ echo $@: `SRCTREE=$(srctree) $(DOCPROC) depend $<`; \
+ ) > $(dir $@).$(notdir $@).cmd
+endef
+
+%.xml: %.tmpl FORCE
+ $(call if_changed_rule,docproc)
+
+###
+#Read in all saved dependency files
+cmd_files := $(wildcard $(foreach f,$(BOOKS),$(dir $(f)).$(notdir $(f)).cmd))
+
+ifneq ($(cmd_files),)
+ include $(cmd_files)
endif
###
# Changes in kernel-doc force a rebuild of all documentation
$(BOOKS): $(KERNELDOC)
+# Tell kbuild to always build the programs
+always := $(hostprogs-y)
+
notfoundtemplate = echo "*** You have to install docbook-utils or xmlto ***"; \
exit 1
db2xtemplate = db2TYPE -o $(dir $@) $<
@@ -111,12 +119,12 @@ endif
quiet_cmd_db2ps = PS $@
cmd_db2ps = $(subst TYPE,ps, $($(PS_METHOD)template))
%.ps : %.xml
- $(call cmd_db2ps)
+ $(call cmd,db2ps)
quiet_cmd_db2pdf = PDF $@
cmd_db2pdf = $(subst TYPE,pdf, $($(PDF_METHOD)template))
%.pdf : %.xml
- $(call cmd_db2pdf)
+ $(call cmd,db2pdf)
index = index.html
@@ -132,16 +140,16 @@ build_main_index = rm -rf $(main_idx); \
quiet_cmd_db2html = HTML $@
cmd_db2html = xmlto html $(XMLTOFLAGS) -o $(patsubst %.html,%,$@) $< && \
echo '<a HREF="$(patsubst %.html,%,$(notdir $@))/index.html"> \
- $(patsubst %.html,%,$(notdir $@))</a><p>' > $@
+ $(patsubst %.html,%,$(notdir $@))</a><p>' > $@
%.html: %.xml
@(which xmlto > /dev/null 2>&1) || \
(echo "*** You need to install xmlto ***"; \
exit 1)
@rm -rf $@ $(patsubst %.html,%,$@)
- $(call cmd_db2html)
+ $(call cmd,db2html)
@if [ ! -z "$(PNG-$(basename $(notdir $@)))" ]; then \
- cp $(PNG-$(basename $(notdir $@))) $(patsubst %.html,%,$@); fi
+ cp $(PNG-$(basename $(notdir $@))) $(patsubst %.html,%,$@); fi
quiet_cmd_db2man = MAN $@
cmd_db2man = if grep -q refentry $<; then xmlto man $(XMLTOFLAGS) -o $(obj)/man $< ; gzip -f $(obj)/man/*.9; fi
@@ -150,7 +158,7 @@ quiet_cmd_db2man = MAN $@
(echo "*** You need to install xmlto ***"; \
exit 1)
$(Q)mkdir -p $(obj)/man
- $(call cmd_db2man)
+ $(call cmd,db2man)
@touch $@
###
@@ -162,7 +170,7 @@ quiet_cmd_fig2eps = FIG2EPS $@
@(which fig2dev > /dev/null 2>&1) || \
(echo "*** You need to install transfig ***"; \
exit 1)
- $(call cmd_fig2eps)
+ $(call cmd,fig2eps)
quiet_cmd_fig2png = FIG2PNG $@
cmd_fig2png = fig2dev -Lpng $< $@
@@ -171,7 +179,7 @@ quiet_cmd_fig2png = FIG2PNG $@
@(which fig2dev > /dev/null 2>&1) || \
(echo "*** You need to install transfig ***"; \
exit 1)
- $(call cmd_fig2png)
+ $(call cmd,fig2png)
###
# Rule to convert a .c file to inline XML documentation
@@ -217,7 +225,6 @@ clean-files := $(DOCBOOKS) \
clean-dirs := $(patsubst %.xml,%,$(DOCBOOKS)) man
cleandocs:
- @rm -f $(obj).depend
@$(Q)rm -f $(call objectify, $(clean-files))
@$(Q)rm -rf $(call objectify, $(clean-dirs))