Documentation/DocBook/media/Makefile

   1 ###
   2 # Media build rules - Auto-generates media contents/indexes and *.h xml's
   3 #
   4
   5 SHELL=/bin/bash
   6
   7 MEDIA_OBJ_DIR=$(objtree)/Documentation/DocBook/
   8 MEDIA_SRC_DIR=$(srctree)/Documentation/DocBook/media
   9
  10 MEDIA_TEMP =  media-entities.tmpl \
  11               media-indices.tmpl \
  12               videodev2.h.xml \
  13               v4l2.xml \
  14               audio.h.xml \
  15               ca.h.xml \
  16               dmx.h.xml \
  17               frontend.h.xml \
  18               net.h.xml \
  19               video.h.xml \
  20
  21 IMGFILES := $(patsubst %.b64,%, $(notdir $(shell ls $(MEDIA_SRC_DIR)/*.b64)))
  22 OBJIMGFILES := $(addprefix $(MEDIA_OBJ_DIR)/, $(IMGFILES))
  23 GENFILES := $(addprefix $(MEDIA_OBJ_DIR)/, $(MEDIA_TEMP))
  24
  25 PHONY += cleanmediadocs
  26
  27 cleanmediadocs:
  28         -@rm `find $(MEDIA_OBJ_DIR) -type l` $(GENFILES) $(OBJIMGFILES) 2>/dev/null
  29
  30 $(obj)/media_api.xml: $(GENFILES) FORCE
  31
  32 #$(MEDIA_OBJ_DIR)/media_api.html: $(MEDIA_OBJ_DIR)/media_api.xml
  33 #$(MEDIA_OBJ_DIR)/media_api.pdf: $(MEDIA_OBJ_DIR)/media_api.xml
  34 #$(MEDIA_OBJ_DIR)/media_api.ps: $(MEDIA_OBJ_DIR)/media_api.xml
  35
  36 V4L_SGMLS = \
  37         $(shell ls $(MEDIA_SRC_DIR)/v4l/*.xml|perl -ne 'print "$$1 " if (m,.*/(.*)\n,)') \
  38         capture.c.xml \
  39         keytable.c.xml \
  40         v4l2grab.c.xml
  41
  42 DVB_SGMLS = \
  43         $(shell ls $(MEDIA_SRC_DIR)/dvb/*.xml|perl -ne 'print "$$1 " if (m,.*/(.*)\n,)')
  44
  45 MEDIA_SGMLS =  $(addprefix ./,$(V4L_SGMLS)) $(addprefix ./,$(DVB_SGMLS)) $(addprefix ./,$(MEDIA_TEMP))
  46
  47 FUNCS = \
  48         close \
  49         ioctl \
  50         mmap \
  51         munmap \
  52         open \
  53         poll \
  54         read \
  55         select \
  56         write \
  57
  58 IOCTLS = \
  59         $(shell perl -ne 'print "$$1 " if /\#define\s+([^\s]+)\s+_IO/' $(srctree)/include/linux/videodev2.h) \
  60         $(shell perl -ne 'print "$$1 " if /\#define\s+([^\s]+)\s+_IO/' $(srctree)/include/linux/dvb/audio.h) \
  61         $(shell perl -ne 'print "$$1 " if /\#define\s+([^\s]+)\s+_IO/' $(srctree)/include/linux/dvb/ca.h) \
  62         $(shell perl -ne 'print "$$1 " if /\#define\s+([^\s]+)\s+_IO/' $(srctree)/include/linux/dvb/dmx.h) \
  63         $(shell perl -ne 'print "$$1 " if /\#define\s+([^\s]+)\s+_IO/' $(srctree)/include/linux/dvb/frontend.h) \
  64         $(shell perl -ne 'print "$$1 " if /\#define\s+([A-Z][^\s]+)\s+_IO/' $(srctree)/include/linux/dvb/net.h) \
  65         $(shell perl -ne 'print "$$1 " if /\#define\s+([^\s]+)\s+_IO/' $(srctree)/include/linux/dvb/video.h) \
  66         $(shell perl -ne 'print "$$1 " if /\#define\s+([^\s]+)\s+_IO/' $(srctree)/include/linux/media.h) \
  67         $(shell perl -ne 'print "$$1 " if /\#define\s+([^\s]+)\s+_IO/' $(srctree)/include/linux/v4l2-subdev.h) \
  68         VIDIOC_SUBDEV_G_FRAME_INTERVAL \
  69         VIDIOC_SUBDEV_S_FRAME_INTERVAL \
  70         VIDIOC_SUBDEV_ENUM_MBUS_CODE \
  71         VIDIOC_SUBDEV_ENUM_FRAME_SIZE \
  72         VIDIOC_SUBDEV_ENUM_FRAME_INTERVAL \
  73
  74 TYPES = \
  75         $(shell perl -ne 'print "$$1 " if /^typedef\s+[^\s]+\s+([^\s]+)\;/' $(srctree)/include/linux/videodev2.h) \
  76         $(shell perl -ne 'print "$$1 " if /^}\s+([a-z0-9_]+_t)/' $(srctree)/include/linux/dvb/frontend.h)
  77
  78 ENUMS = \
  79         $(shell perl -ne 'print "$$1 " if /^enum\s+([^\s]+)\s+/' $(srctree)/include/linux/videodev2.h) \
  80         $(shell perl -ne 'print "$$1 " if /^enum\s+([^\s]+)\s+/' $(srctree)/include/linux/dvb/audio.h) \
  81         $(shell perl -ne 'print "$$1 " if /^enum\s+([^\s]+)\s+/' $(srctree)/include/linux/dvb/ca.h) \
  82         $(shell perl -ne 'print "$$1 " if /^enum\s+([^\s]+)\s+/' $(srctree)/include/linux/dvb/dmx.h) \
  83         $(shell perl -ne 'print "$$1 " if /^enum\s+([^\s]+)\s+/' $(srctree)/include/linux/dvb/frontend.h) \
  84         $(shell perl -ne 'print "$$1 " if /^enum\s+([^\s]+)\s+/' $(srctree)/include/linux/dvb/net.h) \
  85         $(shell perl -ne 'print "$$1 " if /^enum\s+([^\s]+)\s+/' $(srctree)/include/linux/dvb/video.h) \
  86         $(shell perl -ne 'print "$$1 " if /^enum\s+([^\s]+)\s+/' $(srctree)/include/linux/media.h) \
  87         $(shell perl -ne 'print "$$1 " if /^enum\s+([^\s]+)\s+/' $(srctree)/include/linux/v4l2-mediabus.h) \
  88         $(shell perl -ne 'print "$$1 " if /^enum\s+([^\s]+)\s+/' $(srctree)/include/linux/v4l2-subdev.h)
  89
  90 STRUCTS = \
  91         $(shell perl -ne 'print "$$1 " if /^struct\s+([^\s]+)\s+/' $(srctree)/include/linux/videodev2.h) \
  92         $(shell perl -ne 'print "$$1 " if (/^struct\s+([^\s\{]+)\s*/)' $(srctree)/include/linux/dvb/audio.h) \
  93         $(shell perl -ne 'print "$$1 " if (/^struct\s+([^\s]+)\s+/)' $(srctree)/include/linux/dvb/ca.h) \
  94         $(shell perl -ne 'print "$$1 " if (/^struct\s+([^\s]+)\s+/)' $(srctree)/include/linux/dvb/dmx.h) \
  95         $(shell perl -ne 'print "$$1 " if (!/dtv\_cmds\_h/ && /^struct\s+([^\s]+)\s+/)' $(srctree)/include/linux/dvb/frontend.h) \
  96         $(shell perl -ne 'print "$$1 " if (/^struct\s+([A-Z][^\s]+)\s+/)' $(srctree)/include/linux/dvb/net.h) \
  97         $(shell perl -ne 'print "$$1 " if (/^struct\s+([^\s]+)\s+/)' $(srctree)/include/linux/dvb/video.h) \
  98         $(shell perl -ne 'print "$$1 " if /^struct\s+([^\s]+)\s+/' $(srctree)/include/linux/media.h) \
  99         $(shell perl -ne 'print "$$1 " if /^struct\s+([^\s]+)\s+/' $(srctree)/include/linux/v4l2-subdev.h) \
 100         $(shell perl -ne 'print "$$1 " if /^struct\s+([^\s]+)\s+/' $(srctree)/include/linux/v4l2-mediabus.h)
 101
 102 ERRORS = \
 103         E2BIG \
 104         EACCES \
 105         EAGAIN \
 106         EBADF \
 107         EBADFD \
 108         EBADR \
 109         EBADRQC \
 110         EBUSY \
 111         ECHILD \
 112         ECONNRESET \
 113         EDEADLK \
 114         EDOM \
 115         EEXIST \
 116         EFAULT \
 117         EFBIG \
 118         EILSEQ \
 119         EINIT \
 120         EINPROGRESS \
 121         EINTR \
 122         EINVAL \
 123         EIO \
 124         EMFILE \
 125         ENFILE \
 126         ENOBUFS \
 127         ENODATA \
 128         ENODEV \
 129         ENOENT \
 130         ENOIOCTLCMD \
 131         ENOMEM \
 132         ENOSPC \
 133         ENOSR \
 134         ENOSYS \
 135         ENOTSUP \
 136         ENOTSUPP \
 137         ENOTTY \
 138         ENXIO \
 139         EOPNOTSUPP \
 140         EOVERFLOW \
 141         EPERM \
 142         EPIPE \
 143         EPROTO \
 144         ERANGE \
 145         EREMOTE \
 146         EREMOTEIO \
 147         ERESTART \
 148         ERESTARTSYS \
 149         ESHUTDOWN \
 150         ESPIPE \
 151         ETIME \
 152         ETIMEDOUT \
 153         EUSERS \
 154         EWOULDBLOCK \
 155         EXDEV \
 156
 157 ESCAPE = \
 158         -e "s/&/\\&amp;/g" \
 159         -e "s/</\\&lt;/g" \
 160         -e "s/>/\\&gt;/g"
 161
 162 FILENAME = \
 163         -e s,"^[^\/]*/",, \
 164         -e s/"\\.xml"// \
 165         -e s/"\\.tmpl"// \
 166         -e s/\\\./-/g \
 167         -e s/"^func-"// \
 168         -e s/"^pixfmt-"// \
 169         -e s/"^vidioc-"//
 170
 171 # Generate references to these structs in videodev2.h.xml.
 172 DOCUMENTED = \
 173         -e "s/\(enum *\)v4l2_mpeg_cx2341x_video_\([a-z]*_spatial_filter_type\)/\1<link linkend=\"\2\">v4l2_mpeg_cx2341x_video_\2<\/link>/g" \
 174         -e "s/\(\(enum\|struct\) *\)\(v4l2_[a-zA-Z0-9_]*\)/\1<link linkend=\"\3\">\3<\/link>/g" \
 175         -e "s/\(V4L2_PIX_FMT_[A-Z0-9_]\+\) /<link linkend=\"\1\">\1<\/link> /g" \
 176         -e ":a;s/\(linkend=\".*\)_\(.*\">\)/\1-\2/;ta" \
 177         -e "s/v4l2\-mpeg\-vbi\-ITV0/v4l2-mpeg-vbi-itv0-1/g"
 178
 179 DVB_DOCUMENTED = \
 180         -e "s/\(linkend\=\"\)FE_SET_PROPERTY/\1FE_GET_PROPERTY/g" \
 181         -e "s,\(struct\s\+\)\([a-z0-9_]\+\)\(\s\+{\),\1\<link linkend=\"\2\">\2\<\/link\>\3,g" \
 182         -e "s,\(}\s\+\)\([a-z0-9_]\+_t\+\),\1\<link linkend=\"\2\">\2\<\/link\>,g" \
 183         -e "s,\(define\s\+\)\(DTV_[A-Z0-9_]\+\)\(\s\+[0-9]\+\),\1\<link linkend=\"\2\">\2\<\/link\>\3,g" \
 184         -e "s,<link\s\+linkend=\".*\">\(DTV_IOCTL_MAX_MSGS\|dtv_cmds_h\|__.*_old\)<\/link>,\1,g" \
 185         -e ":a;s/\(linkend=\".*\)_\(.*\">\)/\1-\2/;ta" \
 186         -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" \
 187         -e "s,DTV-ISDBT-LAYER[A-C],DTV-ISDBT-LAYER,g" \
 188         -e "s,\(define\s\+\)\([A-Z0-9_]\+\)\(\s\+_IO\),\1\<link linkend=\"\2\">\2\<\/link\>\3,g" \
 189         -e "s,<link\s\+linkend=\".*\">\(__.*_OLD\)<\/link>,\1,g" \
 190
 191 #
 192 # Media targets and dependencies
 193 #
 194
 195 install_media_images = \
 196         $(Q)cp $(OBJIMGFILES) $(MEDIA_OBJ_DIR)/media_api
 197
 198 $(MEDIA_OBJ_DIR)/%: $(MEDIA_SRC_DIR)/%.b64
 199         $(Q)base64 -d $< >$@
 200
 201 $(MEDIA_OBJ_DIR)/v4l2.xml: $(OBJIMGFILES)
 202         @$($(quiet)gen_xml)
 203         @(ln -sf $(MEDIA_SRC_DIR)/v4l/*xml $(MEDIA_OBJ_DIR)/)
 204         @(ln -sf $(MEDIA_SRC_DIR)/dvb/*xml $(MEDIA_OBJ_DIR)/)
 205
 206 $(MEDIA_OBJ_DIR)/videodev2.h.xml: $(srctree)/include/linux/videodev2.h $(MEDIA_OBJ_DIR)/v4l2.xml
 207         @$($(quiet)gen_xml)
 208         @(                                      \
 209         echo "<programlisting>") > $@
 210         @(                                      \
 211         expand --tabs=8 < $< |                  \
 212           sed $(ESCAPE) $(DOCUMENTED) |         \
 213           sed 's/i\.e\./&ie;/') >> $@
 214         @(                                      \
 215         echo "</programlisting>") >> $@
 216
 217 $(MEDIA_OBJ_DIR)/audio.h.xml: $(srctree)/include/linux/dvb/audio.h $(MEDIA_OBJ_DIR)/v4l2.xml
 218         @$($(quiet)gen_xml)
 219         @(                                      \
 220         echo "<programlisting>") > $@
 221         @(                                      \
 222         expand --tabs=8 < $< |                  \
 223           sed $(ESCAPE) $(DVB_DOCUMENTED) |     \
 224           sed 's/i\.e\./&ie;/') >> $@
 225         @(                                      \
 226         echo "</programlisting>") >> $@
 227
 228 $(MEDIA_OBJ_DIR)/ca.h.xml: $(srctree)/include/linux/dvb/ca.h $(MEDIA_OBJ_DIR)/v4l2.xml
 229         @$($(quiet)gen_xml)
 230         @(                                      \
 231         echo "<programlisting>") > $@
 232         @(                                      \
 233         expand --tabs=8 < $< |                  \
 234           sed $(ESCAPE) $(DVB_DOCUMENTED) |     \
 235           sed 's/i\.e\./&ie;/') >> $@
 236         @(                                      \
 237         echo "</programlisting>") >> $@
 238
 239 $(MEDIA_OBJ_DIR)/dmx.h.xml: $(srctree)/include/linux/dvb/dmx.h $(MEDIA_OBJ_DIR)/v4l2.xml
 240         @$($(quiet)gen_xml)
 241         @(                                      \
 242         echo "<programlisting>") > $@
 243         @(                                      \
 244         expand --tabs=8 < $< |                  \
 245           sed $(ESCAPE) $(DVB_DOCUMENTED) |     \
 246           sed 's/i\.e\./&ie;/') >> $@
 247         @(                                      \
 248         echo "</programlisting>") >> $@
 249
 250 $(MEDIA_OBJ_DIR)/frontend.h.xml: $(srctree)/include/linux/dvb/frontend.h $(MEDIA_OBJ_DIR)/v4l2.xml
 251         @$($(quiet)gen_xml)
 252         @(                                      \
 253         echo "<programlisting>") > $@
 254         @(                                      \
 255         expand --tabs=8 < $< |                  \
 256           sed $(ESCAPE) $(DVB_DOCUMENTED) |     \
 257           sed 's/i\.e\./&ie;/') >> $@
 258         @(                                      \
 259         echo "</programlisting>") >> $@
 260
 261 $(MEDIA_OBJ_DIR)/net.h.xml: $(srctree)/include/linux/dvb/net.h $(MEDIA_OBJ_DIR)/v4l2.xml
 262         @$($(quiet)gen_xml)
 263         @(                                      \
 264         echo "<programlisting>") > $@
 265         @(                                      \
 266         expand --tabs=8 < $< |                  \
 267           sed $(ESCAPE) $(DVB_DOCUMENTED) |     \
 268           sed 's/i\.e\./&ie;/') >> $@
 269         @(                                      \
 270         echo "</programlisting>") >> $@
 271
 272 $(MEDIA_OBJ_DIR)/video.h.xml: $(srctree)/include/linux/dvb/video.h $(MEDIA_OBJ_DIR)/v4l2.xml
 273         @$($(quiet)gen_xml)
 274         @(                                      \
 275         echo "<programlisting>") > $@
 276         @(                                      \
 277         expand --tabs=8 < $< |                  \
 278           sed $(ESCAPE) $(DVB_DOCUMENTED) |     \
 279           sed 's/i\.e\./&ie;/') >> $@
 280         @(                                      \
 281         echo "</programlisting>") >> $@
 282
 283 $(MEDIA_OBJ_DIR)/media-entities.tmpl: $(MEDIA_OBJ_DIR)/v4l2.xml
 284         @$($(quiet)gen_xml)
 285         @(                                                              \
 286         echo "<!-- Generated file! Do not edit. -->") >$@
 287         @(                                                              \
 288         echo -e "\n<!-- Functions -->") >>$@
 289         @(                                                              \
 290         for ident in $(FUNCS) ; do                                      \
 291           entity=`echo $$ident | tr _ -` ;                              \
 292           echo "<!ENTITY func-$$entity \"<link"                         \
 293             "linkend='func-$$entity'><function>$$ident()</function></link>\">" \
 294           >>$@ ;                                                        \
 295         done)
 296         @(                                                              \
 297         echo -e "\n<!-- Ioctls -->") >>$@
 298         @(                                                              \
 299         for ident in $(IOCTLS) ; do                                     \
 300           entity=`echo $$ident | tr _ -` ;                              \
 301           id=`grep "<refname>$$ident" $(MEDIA_OBJ_DIR)/vidioc-*.xml | sed -r s,"^.*/(.*).xml.*","\1",` ; \
 302           echo "<!ENTITY $$entity \"<link"                              \
 303             "linkend='$$id'><constant>$$ident</constant></link>\">"     \
 304           >>$@ ;                                                        \
 305         done)
 306         @(                                                              \
 307         echo -e "\n<!-- Types -->") >>$@
 308         @(                                                              \
 309         for ident in $(TYPES) ; do                                      \
 310           entity=`echo $$ident | tr _ -` ;                              \
 311           echo "<!ENTITY $$entity \"<link"                              \
 312             "linkend='$$entity'>$$ident</link>\">" >>$@ ;               \
 313         done)
 314         @(                                                              \
 315         echo -e "\n<!-- Enums -->") >>$@
 316         @(                                                              \
 317         for ident in $(ENUMS) ; do                                      \
 318           entity=`echo $$ident | sed -e "s/v4l2_mpeg_cx2341x_video_\([a-z]*_spatial_filter_type\)/\1/" | tr _ -` ; \
 319           echo "<!ENTITY $$entity \"enum&nbsp;<link"                    \
 320             "linkend='$$entity'>$$ident</link>\">" >>$@ ;               \
 321         done)
 322         @(                                                              \
 323         echo -e "\n<!-- Structures -->") >>$@
 324         @(                                                              \
 325         for ident in $(STRUCTS) ; do                                    \
 326           entity=`echo $$ident | tr _ - | sed s/v4l2-mpeg-vbi-ITV0/v4l2-mpeg-vbi-itv0-1/g` ; \
 327           echo "<!ENTITY $$entity \"struct&nbsp;<link"                  \
 328             "linkend='$$entity'>$$ident</link>\">" >>$@ ;               \
 329         done)
 330         @(                                                              \
 331         echo -e "\n<!-- Error Codes -->") >>$@
 332         @(                                                              \
 333         for ident in $(ERRORS) ; do                                     \
 334           echo "<!ENTITY $$ident \"<errorcode>$$ident</errorcode>"      \
 335             "error code\">" >>$@ ;                                      \
 336         done)
 337         @(                                                              \
 338         echo -e "\n<!-- Subsections -->") >>$@
 339         @(                                                              \
 340         for file in $(MEDIA_SGMLS) ; do                                 \
 341           entity=`echo "$$file" | sed $(FILENAME) -e s/"^([^-]*)"/sub\1/` ; \
 342           if ! echo "$$file" |                                          \
 343             grep -q -E -e '^(func|vidioc|pixfmt)-' ; then               \
 344             echo "<!ENTITY sub-$$entity SYSTEM \"$$file\">" >>$@ ;      \
 345           fi ;                                                          \
 346         done)
 347         @(                                                              \
 348         echo -e "\n<!-- Function Reference -->") >>$@
 349         @(                                                              \
 350         for file in $(MEDIA_SGMLS) ; do                                 \
 351           if echo "$$file" |                                            \
 352             grep -q -E -e '(func|vidioc|pixfmt)-' ; then                \
 353             entity=`echo "$$file" |sed $(FILENAME)` ;                   \
 354             echo "<!ENTITY $$entity SYSTEM \"$$file\">" >>$@ ;  \
 355           fi ;                                                          \
 356         done)
 357
 358 # Jade can auto-generate a list-of-tables, which includes all structs,
 359 # but we only want data types, all types, and sorted please.
 360 $(MEDIA_OBJ_DIR)/media-indices.tmpl: $(MEDIA_OBJ_DIR)/v4l2.xml
 361         @$($(quiet)gen_xml)
 362         @(                                                              \
 363         echo "<!-- Generated file! Do not edit. -->") >$@
 364         @(                                                              \
 365         echo -e "\n<index><title>List of Types</title>") >>$@
 366         @(                                                              \
 367         for ident in $(TYPES) ; do                                      \
 368           id=`echo $$ident | tr _ -` ;                                  \
 369           echo "<indexentry><primaryie><link"                           \
 370             "linkend='$$id'>$$ident</link></primaryie></indexentry>" >>$@ ; \
 371         done)
 372         @(                                                              \
 373         for ident in $(ENUMS) ; do                                      \
 374           id=`echo $$ident | sed -e "s/v4l2_mpeg_cx2341x_video_\([a-z]*_spatial_filter_type\)/\1/" | tr _ -`; \
 375           echo "<indexentry><primaryie>enum&nbsp;<link"                 \
 376             "linkend='$$id'>$$ident</link></primaryie></indexentry>" >>$@ ; \
 377         done)
 378         @(                                                              \
 379         for ident in $(STRUCTS) ; do                                    \
 380           id=`echo $$ident | tr _ - | sed s/v4l2-mpeg-vbi-ITV0/v4l2-mpeg-vbi-itv0-1/g` ; \
 381           echo "<indexentry><primaryie>struct&nbsp;<link"               \
 382             "linkend='$$id'>$$ident</link></primaryie></indexentry>" >>$@ ; \
 383         done)
 384         @(                                                              \
 385         echo "</index>") >>$@
 386