mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-25 22:10:49 +07:00
04893043ae
Auto-generate the videodev2.h.xml,frontend.h.xml and the indexes. Some logic at the Makefile helps us to identify when a symbol is missing, like for example: Error: no ID for constraint linkend: V4L2-PIX-FMT-JPGL. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
490 lines
15 KiB
Makefile
490 lines
15 KiB
Makefile
###
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# This makefile is used to generate the kernel documentation,
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# primarily based on in-line comments in various source files.
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# See Documentation/kernel-doc-nano-HOWTO.txt for instruction in how
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# to document the SRC - and how to read it.
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# To add a new book the only step required is to add the book to the
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# list of DOCBOOKS.
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TMPMEDIA=.tmpmedia
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DOCBOOKS := z8530book.xml mcabook.xml device-drivers.xml \
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kernel-hacking.xml kernel-locking.xml deviceiobook.xml \
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writing_usb_driver.xml networking.xml \
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kernel-api.xml filesystems.xml lsm.xml usb.xml kgdb.xml \
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gadget.xml libata.xml mtdnand.xml librs.xml rapidio.xml \
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genericirq.xml s390-drivers.xml uio-howto.xml scsi.xml \
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80211.xml debugobjects.xml sh.xml regulator.xml \
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alsa-driver-api.xml writing-an-alsa-driver.xml \
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tracepoint.xml $(TMPMEDIA)/media.xml drm.xml
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###
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# The build process is as follows (targets):
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# (xmldocs) [by docproc]
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# file.tmpl --> file.xml +--> file.ps (psdocs) [by db2ps or xmlto]
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# +--> file.pdf (pdfdocs) [by db2pdf or xmlto]
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# +--> DIR=file (htmldocs) [by xmlto]
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# +--> man/ (mandocs) [by xmlto]
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# for PDF and PS output you can choose between xmlto and docbook-utils tools
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PDF_METHOD = $(prefer-db2x)
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PS_METHOD = $(prefer-db2x)
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###
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# The targets that may be used.
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PHONY += xmldocs sgmldocs psdocs pdfdocs htmldocs mandocs installmandocs cleandocs mediaprep
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BOOKS := $(addprefix $(obj)/,$(DOCBOOKS))
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xmldocs: $(BOOKS)
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sgmldocs: xmldocs
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PS := $(patsubst %.xml, %.ps, $(BOOKS))
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psdocs: $(PS)
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PDF := $(patsubst %.xml, %.pdf, $(BOOKS))
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pdfdocs: $(PDF)
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HTML := $(sort $(patsubst %.xml, %.html, $(BOOKS)))
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htmldocs: $(HTML)
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$(call build_main_index)
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$(call build_images)
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MAN := $(patsubst %.xml, %.9, $(BOOKS))
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mandocs: $(MAN)
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installmandocs: mandocs
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mkdir -p /usr/local/man/man9/
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install Documentation/DocBook/man/*.9.gz /usr/local/man/man9/
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###
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#External programs used
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KERNELDOC = $(srctree)/scripts/kernel-doc
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DOCPROC = $(objtree)/scripts/docproc
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XMLTOFLAGS = -m $(srctree)/Documentation/DocBook/stylesheet.xsl
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XMLTOFLAGS += --skip-validation
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###
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# DOCPROC is used for two purposes:
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# 1) To generate a dependency list for a .tmpl file
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# 2) To preprocess a .tmpl file and call kernel-doc with
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# appropriate parameters.
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# The following rules are used to generate the .xml documentation
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# required to generate the final targets. (ps, pdf, html).
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quiet_cmd_docproc = DOCPROC $@
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cmd_docproc = SRCTREE=$(srctree)/ $(DOCPROC) doc $< >$@
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define rule_docproc
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set -e; \
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$(if $($(quiet)cmd_$(1)),echo ' $($(quiet)cmd_$(1))';) \
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$(cmd_$(1)); \
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( \
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echo 'cmd_$@ := $(cmd_$(1))'; \
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echo $@: `SRCTREE=$(srctree) $(DOCPROC) depend $<`; \
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) > $(dir $@).$(notdir $@).cmd
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endef
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%.xml: %.tmpl FORCE
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$(call if_changed_rule,docproc)
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###
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#Read in all saved dependency files
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cmd_files := $(wildcard $(foreach f,$(BOOKS),$(dir $(f)).$(notdir $(f)).cmd))
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ifneq ($(cmd_files),)
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include $(cmd_files)
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endif
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###
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# Changes in kernel-doc force a rebuild of all documentation
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$(BOOKS): $(KERNELDOC)
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# Tell kbuild to always build the programs
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always := $(hostprogs-y)
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notfoundtemplate = echo "*** You have to install docbook-utils or xmlto ***"; \
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exit 1
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db2xtemplate = db2TYPE -o $(dir $@) $<
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xmltotemplate = xmlto TYPE $(XMLTOFLAGS) -o $(dir $@) $<
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# determine which methods are available
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ifeq ($(shell which db2ps >/dev/null 2>&1 && echo found),found)
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use-db2x = db2x
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prefer-db2x = db2x
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else
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use-db2x = notfound
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prefer-db2x = $(use-xmlto)
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endif
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ifeq ($(shell which xmlto >/dev/null 2>&1 && echo found),found)
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use-xmlto = xmlto
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prefer-xmlto = xmlto
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else
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use-xmlto = notfound
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prefer-xmlto = $(use-db2x)
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endif
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# the commands, generated from the chosen template
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quiet_cmd_db2ps = PS $@
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cmd_db2ps = $(subst TYPE,ps, $($(PS_METHOD)template))
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%.ps : %.xml
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$(call cmd,db2ps)
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quiet_cmd_db2pdf = PDF $@
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cmd_db2pdf = $(subst TYPE,pdf, $($(PDF_METHOD)template))
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%.pdf : %.xml
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$(call cmd,db2pdf)
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index = index.html
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main_idx = Documentation/DocBook/$(index)
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build_main_index = rm -rf $(main_idx); \
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echo '<h1>Linux Kernel HTML Documentation</h1>' >> $(main_idx) && \
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echo '<h2>Kernel Version: $(KERNELVERSION)</h2>' >> $(main_idx) && \
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cat $(HTML) >> $(main_idx)
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quiet_cmd_db2html = HTML $@
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cmd_db2html = xmlto xhtml $(XMLTOFLAGS) -o $(patsubst %.html,%,$@) $< && \
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echo '<a HREF="$(patsubst %.html,%,$(notdir $@))/index.html"> \
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$(patsubst %.html,%,$(notdir $@))</a><p>' > $@
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%.html: %.xml
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@(which xmlto > /dev/null 2>&1) || \
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(echo "*** You need to install xmlto ***"; \
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exit 1)
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@rm -rf $@ $(patsubst %.html,%,$@)
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$(call cmd,db2html)
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@if [ ! -z "$(PNG-$(basename $(notdir $@)))" ]; then \
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cp $(PNG-$(basename $(notdir $@))) $(patsubst %.html,%,$@); fi
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quiet_cmd_db2man = MAN $@
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cmd_db2man = if grep -q refentry $<; then xmlto man $(XMLTOFLAGS) -o $(obj)/man $< ; gzip -f $(obj)/man/*.9; fi
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%.9 : %.xml
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@(which xmlto > /dev/null 2>&1) || \
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(echo "*** You need to install xmlto ***"; \
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exit 1)
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$(Q)mkdir -p $(obj)/man
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$(call cmd,db2man)
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@touch $@
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###
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# Rules to generate postscripts and PNG images from .fig format files
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quiet_cmd_fig2eps = FIG2EPS $@
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cmd_fig2eps = fig2dev -Leps $< $@
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%.eps: %.fig
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@(which fig2dev > /dev/null 2>&1) || \
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(echo "*** You need to install transfig ***"; \
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exit 1)
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$(call cmd,fig2eps)
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quiet_cmd_fig2png = FIG2PNG $@
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cmd_fig2png = fig2dev -Lpng $< $@
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%.png: %.fig
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@(which fig2dev > /dev/null 2>&1) || \
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(echo "*** You need to install transfig ***"; \
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exit 1)
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$(call cmd,fig2png)
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###
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# Rule to convert a .c file to inline XML documentation
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gen_xml = :
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quiet_gen_xml = echo ' GEN $@'
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silent_gen_xml = :
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%.xml: %.c
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@$($(quiet)gen_xml)
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@( \
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echo "<programlisting>"; \
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expand --tabs=8 < $< | \
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sed -e "s/&/\\&/g" \
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-e "s/</\\</g" \
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-e "s/>/\\>/g"; \
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echo "</programlisting>") > $@
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###
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# Help targets as used by the top-level makefile
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dochelp:
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@echo ' Linux kernel internal documentation in different formats:'
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@echo ' htmldocs - HTML'
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@echo ' pdfdocs - PDF'
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@echo ' psdocs - Postscript'
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@echo ' xmldocs - XML DocBook'
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@echo ' mandocs - man pages'
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@echo ' installmandocs - install man pages generated by mandocs'
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@echo ' cleandocs - clean all generated DocBook files'
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###
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# Temporary files left by various tools
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clean-files := $(DOCBOOKS) \
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$(patsubst %.xml, %.dvi, $(DOCBOOKS)) \
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$(patsubst %.xml, %.aux, $(DOCBOOKS)) \
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$(patsubst %.xml, %.tex, $(DOCBOOKS)) \
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$(patsubst %.xml, %.log, $(DOCBOOKS)) \
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$(patsubst %.xml, %.out, $(DOCBOOKS)) \
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$(patsubst %.xml, %.ps, $(DOCBOOKS)) \
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$(patsubst %.xml, %.pdf, $(DOCBOOKS)) \
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$(patsubst %.xml, %.html, $(DOCBOOKS)) \
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$(patsubst %.xml, %.9, $(DOCBOOKS)) \
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$(index)
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clean-dirs := $(patsubst %.xml,%,$(DOCBOOKS)) man $(MEDIA_DIR)
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cleandocs:
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$(Q)rm -f $(call objectify, $(clean-files))
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$(Q)rm -rf $(call objectify, $(clean-dirs))
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# Declare the contents of the .PHONY variable as phony. We keep that
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# information in a variable se we can use it in if_changed and friends.
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.PHONY: $(PHONY)
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#
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# Media build rules - Auto-generates media contents/indexes and *.h xml's
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#
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SHELL=/bin/bash
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MEDIA_DIR=$(objtree)/Documentation/DocBook/$(TMPMEDIA)
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V4L_SGMLS = \
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$(shell ls $(srctree)/Documentation/DocBook/v4l/*.xml|perl -ne 'print "$$1 " if (m,.*/(.*)\n,)') \
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capture.c.xml \
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keytable.c.xml \
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v4l2grab.c.xml
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DVB_SGMLS = \
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$(shell ls $(srctree)/Documentation/DocBook/dvb/*.xml|perl -ne 'print "$$1 " if (m,.*/(.*)\n,)')
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MEDIA_TEMP = media-entities.tmpl \
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media-indices.tmpl \
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videodev2.h.xml \
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frontend.h.xml
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MEDIA_SGMLS = $(addprefix ./,$(V4L_SGMLS)) $(addprefix ./,$(DVB_SGMLS)) $(addprefix ./,$(MEDIA_TEMP))
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MEDIA_TEMP_OBJ := $(addprefix $(MEDIA_DIR)/,$(MEDIA_TEMP))
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FUNCS = \
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close \
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ioctl \
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mmap \
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munmap \
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open \
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poll \
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read \
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select \
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write \
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IOCTLS = \
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$(shell perl -ne 'print "$$1 " if /\#define\s+([^\s]+)\s+_IO/' $(srctree)/include/linux/videodev2.h) \
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$(shell perl -ne 'print "$$1 " if /\#define\s+([^\s]+)\s+_IO/' $(srctree)/include/linux/media.h) \
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$(shell perl -ne 'print "$$1 " if /\#define\s+([^\s]+)\s+_IO/' $(srctree)/include/linux/v4l2-subdev.h) \
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VIDIOC_SUBDEV_G_FRAME_INTERVAL \
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VIDIOC_SUBDEV_S_FRAME_INTERVAL \
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VIDIOC_SUBDEV_ENUM_MBUS_CODE \
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VIDIOC_SUBDEV_ENUM_FRAME_SIZE \
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VIDIOC_SUBDEV_ENUM_FRAME_INTERVAL \
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TYPES = \
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$(shell perl -ne 'print "$$1 " if /^typedef\s+[^\s]+\s+([^\s]+)\;/' $(srctree)/include/linux/videodev2.h)
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ENUMS = \
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$(shell perl -ne 'print "$$1 " if /^enum\s+([^\s]+)\s+/' $(srctree)/include/linux/videodev2.h) \
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$(shell perl -ne 'print "$$1 " if /^enum\s+([^\s]+)\s+/' $(srctree)/include/linux/media.h) \
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$(shell perl -ne 'print "$$1 " if /^enum\s+([^\s]+)\s+/' $(srctree)/include/linux/v4l2-mediabus.h) \
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$(shell perl -ne 'print "$$1 " if /^enum\s+([^\s]+)\s+/' $(srctree)/include/linux/v4l2-subdev.h)
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STRUCTS = \
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$(shell perl -ne 'print "$$1 " if /^struct\s+([^\s]+)\s+/' $(srctree)/include/linux/videodev2.h) \
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$(shell perl -ne 'print "$$1 " if /^struct\s+([^\s]+)\s+/' $(srctree)/include/linux/media.h) \
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$(shell perl -ne 'print "$$1 " if /^struct\s+([^\s]+)\s+/' $(srctree)/include/linux/v4l2-subdev.h) \
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$(shell perl -ne 'print "$$1 " if /^struct\s+([^\s]+)\s+/' $(srctree)/include/linux/v4l2-mediabus.h)
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ERRORS = \
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EACCES \
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EAGAIN \
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EBADF \
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EBUSY \
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EFAULT \
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EIO \
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EINTR \
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EINVAL \
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ENFILE \
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ENOMEM \
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ENOSPC \
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ENOTTY \
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ENXIO \
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EMFILE \
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EPERM \
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ERANGE \
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EPIPE \
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ESCAPE = \
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-e "s/&/\\&/g" \
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-e "s/</\\</g" \
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-e "s/>/\\>/g"
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FILENAME = \
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-e s,"^[^\/]*/",, \
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-e s/"\\.xml"// \
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-e s/"\\.tmpl"// \
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-e s/\\\./-/g \
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-e s/"^func-"// \
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-e s/"^pixfmt-"// \
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-e s/"^vidioc-"//
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# Generate references to these structs in videodev2.h.xml.
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DOCUMENTED = \
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-e "s/\(enum *\)v4l2_mpeg_cx2341x_video_\([a-z]*_spatial_filter_type\)/\1<link linkend=\"\2\">v4l2_mpeg_cx2341x_video_\2<\/link>/g" \
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-e "s/\(\(enum\|struct\) *\)\(v4l2_[a-zA-Z0-9_]*\)/\1<link linkend=\"\3\">\3<\/link>/g" \
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-e "s/\(V4L2_PIX_FMT_[A-Z0-9_]\+\) /<link linkend=\"\1\">\1<\/link> /g" \
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-e ":a;s/\(linkend=\".*\)_\(.*\">\)/\1-\2/;ta" \
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-e "s/v4l2\-mpeg\-vbi\-ITV0/v4l2-mpeg-vbi-itv0-1/g"
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DVB_DOCUMENTED = \
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-e "s,\(define \)\([A-Z0-9_]\+\)\(\s\+_IO\),\1\<link linkend=\"\2\">\2\<\/link\>\3,g" \
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-e "s/\(linkend\=\"\)FE_SET_PROPERTY/\1FE_GET_PROPERTY/g"
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#
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# Media targets and dependencies
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#
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$(obj)/$(TMPMEDIA)/media.xml: $(obj)/media.tmpl $(MEDIA_TEMP_OBJ) FORCE
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$(call if_changed_rule,docproc)
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$(MEDIA_DIR)/v4l2.xml:
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@$($(quiet)gen_xml)
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@(mkdir -p $(MEDIA_DIR))
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@(cp $(srctree)/Documentation/DocBook/dvb/*.png $(srctree)/Documentation/DocBook/v4l/*.gif $(MEDIA_DIR)/)
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@(ln -sf $(srctree)/Documentation/DocBook/v4l/*xml $(MEDIA_DIR)/)
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@(ln -sf $(srctree)/Documentation/DocBook/dvb/*xml $(MEDIA_DIR)/)
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$(MEDIA_DIR)/videodev2.h.xml: $(srctree)/include/linux/videodev2.h $(MEDIA_DIR)/v4l2.xml
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@$($(quiet)gen_xml)
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@( \
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echo "<programlisting>") > $@
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@( \
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expand --tabs=8 < $< | \
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sed $(ESCAPE) $(DOCUMENTED) | \
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sed 's/i\.e\./&ie;/') >> $@
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@( \
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echo "</programlisting>") >> $@
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$(MEDIA_DIR)/frontend.h.xml: $(srctree)/include/linux/dvb/frontend.h $(MEDIA_DIR)/v4l2.xml
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@$($(quiet)gen_xml)
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@( \
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echo "<programlisting>") > $@
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@( \
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expand --tabs=8 < $< | \
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sed $(ESCAPE) $(DVB_DOCUMENTED) | \
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sed 's/i\.e\./&ie;/') >> $@
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@( \
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echo "</programlisting>") >> $@
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$(MEDIA_DIR)/media-entities.tmpl: $(MEDIA_DIR)/v4l2.xml
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@$($(quiet)gen_xml)
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@( \
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echo "<!-- Generated file! Do not edit. -->") >$@
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@( \
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echo -e "\n<!-- Functions -->") >>$@
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@( \
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for ident in $(FUNCS) ; do \
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entity=`echo $$ident | tr _ -` ; \
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echo "<!ENTITY func-$$entity \"<link" \
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"linkend='func-$$entity'><function>$$ident()</function></link>\">" \
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>>$@ ; \
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done)
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@( \
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echo -e "\n<!-- Ioctls -->") >>$@
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@( \
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for ident in $(IOCTLS) ; do \
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entity=`echo $$ident | tr _ -` ; \
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id=`grep "<refname>$$ident" $(MEDIA_DIR)/vidioc-*.xml | sed -r s,"^.*/(.*).xml.*","\1",` ; \
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echo "<!ENTITY $$entity \"<link" \
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"linkend='$$id'><constant>$$ident</constant></link>\">" \
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>>$@ ; \
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done)
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@( \
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echo -e "\n<!-- Types -->") >>$@
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@( \
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for ident in $(TYPES) ; do \
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entity=`echo $$ident | tr _ -` ; \
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echo "<!ENTITY $$entity \"<link" \
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"linkend='$$entity'>$$ident</link>\">" >>$@ ; \
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done)
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@( \
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echo -e "\n<!-- Enums -->") >>$@
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@( \
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for ident in $(ENUMS) ; do \
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entity=`echo $$ident | sed -e "s/v4l2_mpeg_cx2341x_video_\([a-z]*_spatial_filter_type\)/\1/" | tr _ -` ; \
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echo "<!ENTITY $$entity \"enum <link" \
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"linkend='$$entity'>$$ident</link>\">" >>$@ ; \
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done)
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@( \
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echo -e "\n<!-- Structures -->") >>$@
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@( \
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for ident in $(STRUCTS) ; do \
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entity=`echo $$ident | tr _ - | sed s/v4l2-mpeg-vbi-ITV0/v4l2-mpeg-vbi-itv0-1/g` ; \
|
|
echo "<!ENTITY $$entity \"struct <link" \
|
|
"linkend='$$entity'>$$ident</link>\">" >>$@ ; \
|
|
done)
|
|
@( \
|
|
echo -e "\n<!-- Error Codes -->") >>$@
|
|
@( \
|
|
for ident in $(ERRORS) ; do \
|
|
echo "<!ENTITY $$ident \"<errorcode>$$ident</errorcode>" \
|
|
"error code\">" >>$@ ; \
|
|
done)
|
|
@( \
|
|
echo -e "\n<!-- Subsections -->") >>$@
|
|
@( \
|
|
for file in $(MEDIA_SGMLS) ; do \
|
|
entity=`echo "$$file" | sed $(FILENAME) -e s/"^([^-]*)"/sub\1/` ; \
|
|
if ! echo "$$file" | \
|
|
grep -q -E -e '^(func|vidioc|pixfmt)-' ; then \
|
|
echo "<!ENTITY sub-$$entity SYSTEM \"$$file\">" >>$@ ; \
|
|
fi ; \
|
|
done)
|
|
@( \
|
|
echo -e "\n<!-- Function Reference -->") >>$@
|
|
@( \
|
|
for file in $(MEDIA_SGMLS) ; do \
|
|
if echo "$$file" | \
|
|
grep -q -E -e '(func|vidioc|pixfmt)-' ; then \
|
|
entity=`echo "$$file" |sed $(FILENAME)` ; \
|
|
echo "<!ENTITY $$entity SYSTEM \"$$file\">" >>$@ ; \
|
|
fi ; \
|
|
done)
|
|
|
|
# Jade can auto-generate a list-of-tables, which includes all structs,
|
|
# but we only want data types, all types, and sorted please.
|
|
$(MEDIA_DIR)/media-indices.tmpl: $(MEDIA_DIR)/v4l2.xml
|
|
@$($(quiet)gen_xml)
|
|
@( \
|
|
echo "<!-- Generated file! Do not edit. -->") >$@
|
|
@( \
|
|
echo -e "\n<index><title>List of Types</title>") >>$@
|
|
@( \
|
|
for ident in $(TYPES) ; do \
|
|
id=`echo $$ident | tr _ -` ; \
|
|
echo "<indexentry><primaryie><link" \
|
|
"linkend='$$id'>$$ident</link></primaryie></indexentry>" >>$@ ; \
|
|
done)
|
|
@( \
|
|
for ident in $(ENUMS) ; do \
|
|
id=`echo $$ident | sed -e "s/v4l2_mpeg_cx2341x_video_\([a-z]*_spatial_filter_type\)/\1/" | tr _ -`; \
|
|
echo "<indexentry><primaryie>enum <link" \
|
|
"linkend='$$id'>$$ident</link></primaryie></indexentry>" >>$@ ; \
|
|
done)
|
|
@( \
|
|
for ident in $(STRUCTS) ; do \
|
|
id=`echo $$ident | tr _ - | sed s/v4l2-mpeg-vbi-ITV0/v4l2-mpeg-vbi-itv0-1/g` ; \
|
|
echo "<indexentry><primaryie>struct <link" \
|
|
"linkend='$$id'>$$ident</link></primaryie></indexentry>" >>$@ ; \
|
|
done)
|
|
@( \
|
|
echo "</index>") >>$@
|