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6d1724925d
There are several errors reported by V4L that aren't described. They can occur on almost all ioctl's. Instead of adding them into each ioctl, create a new chapter. For V4L, the new chapter will automatically be listed on all places, as there's a macro used everywhere there. Acked-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
387 lines
13 KiB
Makefile
387 lines
13 KiB
Makefile
###
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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_OBJ_DIR=$(objtree)/Documentation/DocBook/
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MEDIA_SRC_DIR=$(srctree)/Documentation/DocBook/media
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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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v4l2.xml \
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audio.h.xml \
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ca.h.xml \
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dmx.h.xml \
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frontend.h.xml \
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net.h.xml \
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video.h.xml \
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IMGFILES := $(patsubst %.b64,%, $(notdir $(shell ls $(MEDIA_SRC_DIR)/*.b64)))
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OBJIMGFILES := $(addprefix $(MEDIA_OBJ_DIR)/, $(IMGFILES))
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GENFILES := $(addprefix $(MEDIA_OBJ_DIR)/, $(MEDIA_TEMP))
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PHONY += cleanmediadocs
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cleanmediadocs:
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-@rm `find $(MEDIA_OBJ_DIR) -type l` $(GENFILES) $(OBJIMGFILES) 2>/dev/null
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$(obj)/media_api.xml: $(GENFILES) FORCE
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#$(MEDIA_OBJ_DIR)/media_api.html: $(MEDIA_OBJ_DIR)/media_api.xml
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#$(MEDIA_OBJ_DIR)/media_api.pdf: $(MEDIA_OBJ_DIR)/media_api.xml
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#$(MEDIA_OBJ_DIR)/media_api.ps: $(MEDIA_OBJ_DIR)/media_api.xml
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V4L_SGMLS = \
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$(shell ls $(MEDIA_SRC_DIR)/v4l/*.xml|perl -ne 'print "$$1 " if (m,.*/(.*)\n,)') \
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capture.c.xml \
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keytable.c.xml \
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v4l2grab.c.xml
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DVB_SGMLS = \
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$(shell ls $(MEDIA_SRC_DIR)/dvb/*.xml|perl -ne 'print "$$1 " if (m,.*/(.*)\n,)')
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MEDIA_SGMLS = $(addprefix ./,$(V4L_SGMLS)) $(addprefix ./,$(DVB_SGMLS)) $(addprefix ./,$(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/' $(srctree)/include/linux/dvb/audio.h) \
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$(shell perl -ne 'print "$$1 " if /\#define\s+([^\s]+)\s+_IO/' $(srctree)/include/linux/dvb/ca.h) \
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$(shell perl -ne 'print "$$1 " if /\#define\s+([^\s]+)\s+_IO/' $(srctree)/include/linux/dvb/dmx.h) \
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$(shell perl -ne 'print "$$1 " if /\#define\s+([^\s]+)\s+_IO/' $(srctree)/include/linux/dvb/frontend.h) \
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$(shell perl -ne 'print "$$1 " if /\#define\s+([A-Z][^\s]+)\s+_IO/' $(srctree)/include/linux/dvb/net.h) \
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$(shell perl -ne 'print "$$1 " if /\#define\s+([^\s]+)\s+_IO/' $(srctree)/include/linux/dvb/video.h) \
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$(shell perl -ne 'print "$$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]+)\;/' $(srctree)/include/linux/videodev2.h) \
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$(shell perl -ne 'print "$$1 " if /^}\s+([a-z0-9_]+_t)/' $(srctree)/include/linux/dvb/frontend.h)
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ENUMS = \
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$(shell perl -ne 'print "$$1 " if /^enum\s+([^\s]+)\s+/' $(srctree)/include/linux/videodev2.h) \
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$(shell perl -ne 'print "$$1 " if /^enum\s+([^\s]+)\s+/' $(srctree)/include/linux/dvb/audio.h) \
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$(shell perl -ne 'print "$$1 " if /^enum\s+([^\s]+)\s+/' $(srctree)/include/linux/dvb/ca.h) \
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$(shell perl -ne 'print "$$1 " if /^enum\s+([^\s]+)\s+/' $(srctree)/include/linux/dvb/dmx.h) \
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$(shell perl -ne 'print "$$1 " if /^enum\s+([^\s]+)\s+/' $(srctree)/include/linux/dvb/frontend.h) \
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$(shell perl -ne 'print "$$1 " if /^enum\s+([^\s]+)\s+/' $(srctree)/include/linux/dvb/net.h) \
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$(shell perl -ne 'print "$$1 " if /^enum\s+([^\s]+)\s+/' $(srctree)/include/linux/dvb/video.h) \
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$(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 "$$1 " if (/^struct\s+([^\s\{]+)\s*/)' $(srctree)/include/linux/dvb/audio.h) \
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$(shell perl -ne 'print "$$1 " if (/^struct\s+([^\s]+)\s+/)' $(srctree)/include/linux/dvb/ca.h) \
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$(shell perl -ne 'print "$$1 " if (/^struct\s+([^\s]+)\s+/)' $(srctree)/include/linux/dvb/dmx.h) \
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$(shell perl -ne 'print "$$1 " if (!/dtv\_cmds\_h/ && /^struct\s+([^\s]+)\s+/)' $(srctree)/include/linux/dvb/frontend.h) \
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$(shell perl -ne 'print "$$1 " if (/^struct\s+([A-Z][^\s]+)\s+/)' $(srctree)/include/linux/dvb/net.h) \
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$(shell perl -ne 'print "$$1 " if (/^struct\s+([^\s]+)\s+/)' $(srctree)/include/linux/dvb/video.h) \
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$(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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E2BIG \
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EACCES \
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EAGAIN \
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EBADF \
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EBADFD \
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EBADR \
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EBADRQC \
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EBUSY \
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ECHILD \
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ECONNRESET \
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EDEADLK \
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EDOM \
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EEXIST \
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EFAULT \
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EFBIG \
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EILSEQ \
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EINIT \
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EINPROGRESS \
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EINTR \
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EINVAL \
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EIO \
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EMFILE \
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ENFILE \
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ENOBUFS \
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ENODATA \
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ENODEV \
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ENOENT \
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ENOIOCTLCMD \
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ENOMEM \
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ENOSPC \
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ENOSR \
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ENOSYS \
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ENOTSUP \
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ENOTSUPP \
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ENOTTY \
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ENXIO \
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EOPNOTSUPP \
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EOVERFLOW \
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EPERM \
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EPIPE \
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EPROTO \
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ERANGE \
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EREMOTE \
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EREMOTEIO \
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ERESTART \
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ERESTARTSYS \
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ESHUTDOWN \
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ESPIPE \
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ETIME \
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ETIMEDOUT \
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EUSERS \
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EWOULDBLOCK \
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EXDEV \
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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/\(linkend\=\"\)FE_SET_PROPERTY/\1FE_GET_PROPERTY/g" \
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-e "s,\(struct\s\+\)\([a-z0-9_]\+\)\(\s\+{\),\1\<link linkend=\"\2\">\2\<\/link\>\3,g" \
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-e "s,\(}\s\+\)\([a-z0-9_]\+_t\+\),\1\<link linkend=\"\2\">\2\<\/link\>,g" \
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-e "s,\(define\s\+\)\(DTV_[A-Z0-9_]\+\)\(\s\+[0-9]\+\),\1\<link linkend=\"\2\">\2\<\/link\>\3,g" \
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-e "s,<link\s\+linkend=\".*\">\(DTV_IOCTL_MAX_MSGS\|dtv_cmds_h\|__.*_old\)<\/link>,\1,g" \
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-e ":a;s/\(linkend=\".*\)_\(.*\">\)/\1-\2/;ta" \
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-e "s,\(audio-mixer\|audio-karaoke\|audio-status\|ca-slot-info\|ca-descr-info\|ca-caps\|ca-msg\|ca-descr\|ca-pid\|dmx-filter\|dmx-caps\|video-system\|video-highlight\|video-spu\|video-spu-palette\|video-navi-pack\)-t,\1,g" \
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-e "s,DTV-ISDBT-LAYER[A-C],DTV-ISDBT-LAYER,g" \
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-e "s,\(define\s\+\)\([A-Z0-9_]\+\)\(\s\+_IO\),\1\<link linkend=\"\2\">\2\<\/link\>\3,g" \
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-e "s,<link\s\+linkend=\".*\">\(__.*_OLD\)<\/link>,\1,g" \
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#
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# Media targets and dependencies
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#
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install_media_images = \
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$(Q)cp $(OBJIMGFILES) $(MEDIA_OBJ_DIR)/media_api
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$(MEDIA_OBJ_DIR)/%: $(MEDIA_SRC_DIR)/%.b64
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$(Q)base64 -d $< >$@
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$(MEDIA_OBJ_DIR)/v4l2.xml: $(OBJIMGFILES)
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@$($(quiet)gen_xml)
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@(ln -sf $(MEDIA_SRC_DIR)/v4l/*xml $(MEDIA_OBJ_DIR)/)
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@(ln -sf $(MEDIA_SRC_DIR)/dvb/*xml $(MEDIA_OBJ_DIR)/)
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$(MEDIA_OBJ_DIR)/videodev2.h.xml: $(srctree)/include/linux/videodev2.h $(MEDIA_OBJ_DIR)/v4l2.xml
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@$($(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_OBJ_DIR)/audio.h.xml: $(srctree)/include/linux/dvb/audio.h $(MEDIA_OBJ_DIR)/v4l2.xml
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@$($(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_OBJ_DIR)/ca.h.xml: $(srctree)/include/linux/dvb/ca.h $(MEDIA_OBJ_DIR)/v4l2.xml
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@$($(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_OBJ_DIR)/dmx.h.xml: $(srctree)/include/linux/dvb/dmx.h $(MEDIA_OBJ_DIR)/v4l2.xml
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@$($(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_OBJ_DIR)/frontend.h.xml: $(srctree)/include/linux/dvb/frontend.h $(MEDIA_OBJ_DIR)/v4l2.xml
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@$($(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_OBJ_DIR)/net.h.xml: $(srctree)/include/linux/dvb/net.h $(MEDIA_OBJ_DIR)/v4l2.xml
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@$($(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_OBJ_DIR)/video.h.xml: $(srctree)/include/linux/dvb/video.h $(MEDIA_OBJ_DIR)/v4l2.xml
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@$($(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_OBJ_DIR)/media-entities.tmpl: $(MEDIA_OBJ_DIR)/v4l2.xml
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@$($(quiet)gen_xml)
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@( \
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echo "<!-- Generated file! Do not edit. -->") >$@
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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_OBJ_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` ; \
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echo "<!ENTITY $$entity \"struct <link" \
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"linkend='$$entity'>$$ident</link>\">" >>$@ ; \
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done)
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@( \
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echo -e "\n<!-- Error Codes -->") >>$@
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@( \
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for ident in $(ERRORS) ; do \
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echo "<!ENTITY $$ident \"<errorcode>$$ident</errorcode>" \
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"error code\">" >>$@ ; \
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done)
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@( \
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echo -e "\n<!-- Subsections -->") >>$@
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@( \
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for file in $(MEDIA_SGMLS) ; do \
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entity=`echo "$$file" | sed $(FILENAME) -e s/"^([^-]*)"/sub\1/` ; \
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if ! echo "$$file" | \
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grep -q -E -e '^(func|vidioc|pixfmt)-' ; then \
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echo "<!ENTITY sub-$$entity SYSTEM \"$$file\">" >>$@ ; \
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fi ; \
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done)
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@( \
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echo -e "\n<!-- Function Reference -->") >>$@
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@( \
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for file in $(MEDIA_SGMLS) ; do \
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if echo "$$file" | \
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grep -q -E -e '(func|vidioc|pixfmt)-' ; then \
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entity=`echo "$$file" |sed $(FILENAME)` ; \
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echo "<!ENTITY $$entity SYSTEM \"$$file\">" >>$@ ; \
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fi ; \
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done)
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# Jade can auto-generate a list-of-tables, which includes all structs,
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# but we only want data types, all types, and sorted please.
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$(MEDIA_OBJ_DIR)/media-indices.tmpl: $(MEDIA_OBJ_DIR)/v4l2.xml
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@$($(quiet)gen_xml)
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@( \
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echo "<!-- Generated file! Do not edit. -->") >$@
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@( \
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echo -e "\n<index><title>List of Types</title>") >>$@
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@( \
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for ident in $(TYPES) ; do \
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id=`echo $$ident | tr _ -` ; \
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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>" >>$@ ; \
|
|
done)
|
|
@( \
|
|
echo "</index>") >>$@
|
|
|