# This makefile is used to generate the kernel documentation,
# primarily based on in-line comments in various source files.
# See Documentation/kernel-doc-nano-HOWTO.txt for instruction in how
-# to ducument the SRC - and how to read it.
+# to document the SRC - and how to read it.
# To add a new book the only step required is to add the book to the
# list of DOCBOOKS.
-DOCBOOKS := wanbook.sgml z8530book.sgml mcabook.sgml videobook.sgml \
- kernel-hacking.sgml kernel-locking.sgml via-audio.sgml \
- mousedrivers.sgml deviceiobook.sgml procfs-guide.sgml \
- tulip-user.sgml writing_usb_driver.sgml scsidrivers.sgml \
- sis900.sgml kernel-api.sgml journal-api.sgml lsm.sgml usb.sgml \
- gadget.sgml libata.sgml
+DOCBOOKS := wanbook.xml z8530book.xml mcabook.xml videobook.xml \
+ kernel-hacking.xml kernel-locking.xml deviceiobook.xml \
+ procfs-guide.xml writing_usb_driver.xml \
+ kernel-api.xml journal-api.xml lsm.xml usb.xml \
+ gadget.xml libata.xml mtdnand.xml librs.xml rapidio.xml
###
# The build process is as follows (targets):
-# (sgmldocs)
-# file.tmpl --> file.sgml +--> file.ps (psdocs)
-# +--> file.pdf (pdfdocs)
-# +--> DIR=file (htmldocs)
-# +--> man/ (mandocs)
+# (xmldocs)
+# file.tmpl --> file.xml +--> file.ps (psdocs)
+# +--> file.pdf (pdfdocs)
+# +--> DIR=file (htmldocs)
+# +--> man/ (mandocs)
+
+
+# for PDF and PS output you can choose between xmlto and docbook-utils tools
+PDF_METHOD = $(prefer-db2x)
+PS_METHOD = $(prefer-db2x)
+
###
# The targets that may be used.
-.PHONY: sgmldocs psdocs pdfdocs htmldocs mandocs installmandocs
+PHONY += xmldocs sgmldocs psdocs pdfdocs htmldocs mandocs installmandocs
BOOKS := $(addprefix $(obj)/,$(DOCBOOKS))
-sgmldocs: $(BOOKS)
+xmldocs: $(BOOKS)
+sgmldocs: xmldocs
-PS := $(patsubst %.sgml, %.ps, $(BOOKS))
+PS := $(patsubst %.xml, %.ps, $(BOOKS))
psdocs: $(PS)
-PDF := $(patsubst %.sgml, %.pdf, $(BOOKS))
+PDF := $(patsubst %.xml, %.pdf, $(BOOKS))
pdfdocs: $(PDF)
-HTML := $(patsubst %.sgml, %.html, $(BOOKS))
+HTML := $(patsubst %.xml, %.html, $(BOOKS))
htmldocs: $(HTML)
-MAN := $(patsubst %.sgml, %.9, $(BOOKS))
+MAN := $(patsubst %.xml, %.9, $(BOOKS))
mandocs: $(MAN)
installmandocs: mandocs
- $(MAKEMAN) install Documentation/DocBook/man
+ mkdir -p /usr/local/man/man9/
+ install Documentation/DocBook/man/*.9.gz /usr/local/man/man9/
###
#External programs used
KERNELDOC = scripts/kernel-doc
DOCPROC = scripts/basic/docproc
-SPLITMAN = $(PERL) $(srctree)/scripts/split-man
-MAKEMAN = $(PERL) $(srctree)/scripts/makeman
+
+XMLTOFLAGS = -m $(srctree)/Documentation/DocBook/stylesheet.xsl
+#XMLTOFLAGS += --skip-validation
###
# DOCPROC is used for two purposes:
# 1) To generate a dependency list for a .tmpl file
# 2) To preprocess a .tmpl file and call kernel-doc with
# appropriate parameters.
-# The following rules are used to generate the .sgml documentation
+# The following rules are used to generate the .xml documentation
# required to generate the final targets. (ps, pdf, html).
quiet_cmd_docproc = DOCPROC $@
- cmd_docproc = $(DOCPROC) doc $< >$@
+ 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 $@: `$(DOCPROC) depend $<`; \
+ echo $@: `SRCTREE=$(srctree) $(DOCPROC) depend $<`; \
) > $(dir $@).$(notdir $@).cmd
endef
-%.sgml: %.tmpl FORCE
+%.xml: %.tmpl FORCE
$(call if_changed_rule,docproc)
###
###
# procfs guide uses a .c file as example code.
# This requires an explicit dependency
-C-procfs-example = procfs_example.sgml
+C-procfs-example = procfs_example.xml
C-procfs-example2 = $(addprefix $(obj)/,$(C-procfs-example))
-$(obj)/procfs-guide.sgml: $(C-procfs-example2)
+$(obj)/procfs-guide.xml: $(C-procfs-example2)
+
+notfoundtemplate = echo "*** You have to install docbook-utils or xmlto ***"; \
+ exit 1
+db2xtemplate = db2TYPE -o $(dir $@) $<
+xmltotemplate = xmlto TYPE $(XMLTOFLAGS) -o $(dir $@) $<
+
+# determine which methods are available
+ifeq ($(shell which db2ps >/dev/null 2>&1 && echo found),found)
+ use-db2x = db2x
+ prefer-db2x = db2x
+else
+ use-db2x = notfound
+ prefer-db2x = $(use-xmlto)
+endif
+ifeq ($(shell which xmlto >/dev/null 2>&1 && echo found),found)
+ use-xmlto = xmlto
+ prefer-xmlto = xmlto
+else
+ use-xmlto = notfound
+ prefer-xmlto = $(use-db2x)
+endif
-###
-# Rules to generate postscript, PDF and HTML
-# db2html creates a directory. Generate a html file used for timestamp
-
-quiet_cmd_db2ps = DB2PS $@
- cmd_db2ps = db2ps -o $(dir $@) $<
-%.ps : %.sgml
- @(which db2ps > /dev/null 2>&1) || \
- (echo "*** You need to install DocBook stylesheets ***"; \
- exit 1)
+# the commands, generated from the chosen template
+quiet_cmd_db2ps = PS $@
+ cmd_db2ps = $(subst TYPE,ps, $($(PS_METHOD)template))
+%.ps : %.xml
$(call cmd,db2ps)
-quiet_cmd_db2pdf = DB2PDF $@
- cmd_db2pdf = db2pdf -o $(dir $@) $<
-%.pdf : %.sgml
- @(which db2pdf > /dev/null 2>&1) || \
- (echo "*** You need to install DocBook stylesheets ***"; \
- exit 1)
+quiet_cmd_db2pdf = PDF $@
+ cmd_db2pdf = $(subst TYPE,pdf, $($(PDF_METHOD)template))
+%.pdf : %.xml
$(call cmd,db2pdf)
-quiet_cmd_db2html = DB2HTML $@
- cmd_db2html = db2html -o $(patsubst %.html,%,$@) $< && \
- echo '<a HREF="$(patsubst %.html,%,$(notdir $@))/book1.html"> \
+quiet_cmd_db2html = HTML $@
+ cmd_db2html = xmlto xhtml $(XMLTOFLAGS) -o $(patsubst %.html,%,$@) $< && \
+ echo '<a HREF="$(patsubst %.html,%,$(notdir $@))/index.html"> \
Goto $(patsubst %.html,%,$(notdir $@))</a><p>' > $@
-%.html: %.sgml
- @(which db2html > /dev/null 2>&1) || \
- (echo "*** You need to install DocBook stylesheets ***"; \
+%.html: %.xml
+ @(which xmlto > /dev/null 2>&1) || \
+ (echo "*** You need to install xmlto ***"; \
exit 1)
@rm -rf $@ $(patsubst %.html,%,$@)
$(call cmd,db2html)
@if [ ! -z "$(PNG-$(basename $(notdir $@)))" ]; then \
cp $(PNG-$(basename $(notdir $@))) $(patsubst %.html,%,$@); fi
-###
-# Rule to generate man files - output is placed in the man subdirectory
-
-%.9: %.sgml
- $(SPLITMAN) $< $(objtree)/Documentation/DocBook/man "$(VERSION).$(PATCHLEVEL).$(SUBLEVEL)"
- $(MAKEMAN) convert $(objtree)/Documentation/DocBook/man $<
+quiet_cmd_db2man = MAN $@
+ cmd_db2man = if grep -q refentry $<; then xmlto man $(XMLTOFLAGS) -o $(obj)/man $< ; gzip -f $(obj)/man/*.9; fi
+%.9 : %.xml
+ @(which xmlto > /dev/null 2>&1) || \
+ (echo "*** You need to install xmlto ***"; \
+ exit 1)
+ $(call cmd,db2man)
+ @touch $@
###
# Rules to generate postscripts and PNG imgages from .fig format files
$(call cmd,fig2png)
###
-# Rule to convert a .c file to inline SGML documentation
-%.sgml: %.c
+# Rule to convert a .c file to inline XML documentation
+%.xml: %.c
@echo ' GEN $@'
@( \
echo "<programlisting>"; \
# Help targets as used by the top-level makefile
dochelp:
@echo ' Linux kernel internal documentation in different formats:'
- @echo ' sgmldocs (SGML), psdocs (Postscript), pdfdocs (PDF)'
+ @echo ' xmldocs (XML DocBook), psdocs (Postscript), pdfdocs (PDF)'
@echo ' htmldocs (HTML), mandocs (man pages, use installmandocs to install)'
###
# Temporary files left by various tools
clean-files := $(DOCBOOKS) \
- $(patsubst %.sgml, %.dvi, $(DOCBOOKS)) \
- $(patsubst %.sgml, %.aux, $(DOCBOOKS)) \
- $(patsubst %.sgml, %.tex, $(DOCBOOKS)) \
- $(patsubst %.sgml, %.log, $(DOCBOOKS)) \
- $(patsubst %.sgml, %.out, $(DOCBOOKS)) \
- $(patsubst %.sgml, %.ps, $(DOCBOOKS)) \
- $(patsubst %.sgml, %.pdf, $(DOCBOOKS)) \
- $(patsubst %.sgml, %.html, $(DOCBOOKS)) \
- $(patsubst %.sgml, %.9, $(DOCBOOKS)) \
+ $(patsubst %.xml, %.dvi, $(DOCBOOKS)) \
+ $(patsubst %.xml, %.aux, $(DOCBOOKS)) \
+ $(patsubst %.xml, %.tex, $(DOCBOOKS)) \
+ $(patsubst %.xml, %.log, $(DOCBOOKS)) \
+ $(patsubst %.xml, %.out, $(DOCBOOKS)) \
+ $(patsubst %.xml, %.ps, $(DOCBOOKS)) \
+ $(patsubst %.xml, %.pdf, $(DOCBOOKS)) \
+ $(patsubst %.xml, %.html, $(DOCBOOKS)) \
+ $(patsubst %.xml, %.9, $(DOCBOOKS)) \
$(C-procfs-example)
-clean-dirs := $(patsubst %.sgml,%,$(DOCBOOKS))
+clean-dirs := $(patsubst %.xml,%,$(DOCBOOKS))
#man put files in man subdir - traverse down
subdir- := man/
+
+
+# Declare the contents of the .PHONY variable as phony. We keep that
+# information in a variable se we can use it in if_changed and friends.
+
+.PHONY: $(PHONY)