gtk-doc-plugins.mak

   1 # This is an include file specifically tuned for building documentation
   2 # for GStreamer plug-ins
   3
   4 help:
   5         @echo
   6         @echo "If you are a doc maintainer, run 'make update' to update"
   7         @echo "the documentation files maintained in git"
   8         @echo
   9         @echo Other useful make targets:
  10         @echo
  11         @echo  check-inspected-versions: make sure the inspected plugin info
  12         @echo                            is up to date before a release
  13         @echo
  14
  15 # update the stuff maintained by doc maintainers
  16 update:
  17         $(MAKE) scanobj-update
  18         $(MAKE) check-outdated-docs
  19
  20 # We set GPATH here; this gives us semantics for GNU make
  21 # which are more like other make's VPATH, when it comes to
  22 # whether a source that is a target of one rule is then
  23 # searched for in VPATH/GPATH.
  24 #
  25 GPATH = $(srcdir)
  26
  27 # thomas: make docs parallel installable
  28 TARGET_DIR=$(HTML_DIR)/$(DOC_MODULE)-@GST_MAJORMINOR@
  29
  30 MAINTAINER_DOC_STAMPS =                 \
  31         scanobj-build.stamp
  32
  33 EXTRA_DIST =                            \
  34         $(MAINTAINER_DOC_STAMPS)                \
  35         $(srcdir)/inspect/*.xml         \
  36         $(SCANOBJ_FILES)                \
  37         $(content_files)                \
  38         $(extra_files)                  \
  39         $(HTML_IMAGES)                  \
  40         $(DOC_MAIN_SGML_FILE)   \
  41         $(DOC_OVERRIDES)                \
  42         $(DOC_MODULE)-sections.txt
  43
  44 # we don't add scanobj-build.stamp here since they are built manually by docs
  45 # maintainers and result is commited to git
  46 DOC_STAMPS =                            \
  47         scan-build.stamp                \
  48         tmpl-build.stamp                \
  49         sgml-build.stamp                \
  50         html-build.stamp                \
  51         scan.stamp                      \
  52         tmpl.stamp                      \
  53         sgml.stamp                      \
  54         html.stamp
  55
  56 # files generated/updated by gtkdoc-scangobj
  57 SCANOBJ_FILES =                         \
  58         $(DOC_MODULE).signals           \
  59         $(DOC_MODULE).hierarchy         \
  60         $(DOC_MODULE).interfaces        \
  61         $(DOC_MODULE).prerequisites     \
  62         $(DOC_MODULE).types             \
  63         $(DOC_MODULE).args
  64
  65 SCANOBJ_FILES_O =                       \
  66         .libs/$(DOC_MODULE)-scan.o
  67
  68 # files generated/updated by gtkdoc-scan
  69 SCAN_FILES =                            \
  70         $(DOC_MODULE)-sections.txt      \
  71         $(DOC_MODULE)-overrides.txt     \
  72         $(DOC_MODULE)-decl.txt          \
  73         $(DOC_MODULE)-decl-list.txt
  74
  75
  76 REPORT_FILES = \
  77         $(DOC_MODULE)-undocumented.txt \
  78         $(DOC_MODULE)-undeclared.txt \
  79         $(DOC_MODULE)-unused.txt
  80
  81 # FC3 seems to need -scan.c to be part of CLEANFILES for distcheck
  82 # no idea why FC4 can do without
  83 CLEANFILES = \
  84         $(SCANOBJ_FILES_O) \
  85         $(DOC_MODULE)-scan.c \
  86         $(REPORT_FILES) \
  87         $(DOC_STAMPS) \
  88         inspect-registry.xml
  89
  90 INSPECT_DIR = inspect
  91
  92 if ENABLE_GTK_DOC
  93 all-local: html-build.stamp
  94
  95 ### inspect GStreamer plug-ins; done by documentation maintainer ###
  96
  97 # only look at the plugins in this module when building inspect .xml stuff
  98 INSPECT_REGISTRY=$(top_builddir)/docs/plugins/inspect-registry.xml
  99 INSPECT_ENVIRONMENT=\
 100         LC_ALL=C \
 101         GST_PLUGIN_SYSTEM_PATH= \
 102         GST_PLUGIN_PATH=$(top_builddir)/gst:$(top_builddir)/sys:$(top_builddir)/ext:$(top_builddir)/plugins:$(top_builddir)/src:$(top_builddir)/gnl \
 103         GST_REGISTRY=$(INSPECT_REGISTRY) \
 104         PKG_CONFIG_PATH="$(GST_PKG_CONFIG_PATH)" \
 105         $(INSPECT_EXTRA_ENVIRONMENT)
 106
 107 # update the element and plugin XML descriptions; store in inspect/
 108 inspect:
 109         @-mkdir -p $(INSPECT_DIR)
 110
 111 #### scan gobjects; done by documentation maintainer ####
 112 scanobj-update:
 113         -rm scanobj-build.stamp
 114         $(MAKE) scanobj-build.stamp
 115
 116 # TODO: finish elite script that updates the output files of this step
 117 # instead of rewriting them, so that multiple maintainers can generate
 118 # a collective set of args and signals
 119 scanobj-build.stamp: $(SCANOBJ_DEPS) $(basefiles) inspect
 120         @echo '*** Scanning GObjects ***'
 121         if test x"$(srcdir)" != x. ; then                               \
 122             for f in $(SCANOBJ_FILES);                                  \
 123             do                                                          \
 124                 cp $(srcdir)/$$f . ;                                    \
 125             done;                                                       \
 126         else                                                            \
 127             $(INSPECT_ENVIRONMENT)                                      \
 128             CC="$(GTKDOC_CC)" LD="$(GTKDOC_LD)"                         \
 129             CFLAGS="$(GTKDOC_CFLAGS) $(CFLAGS) $(WARNING_CFLAGS)"       \
 130             LDFLAGS="$(GTKDOC_LIBS) $(LDFLAGS)"                         \
 131             $(GST_DOC_SCANOBJ) --type-init-func="gst_init(NULL,NULL)"   \
 132                 --module=$(DOC_MODULE) --source=$(PACKAGE) --inspect-dir=$(INSPECT_DIR) &&              \
 133                 $(PYTHON)                                               \
 134                 $(top_srcdir)/common/scangobj-merge.py $(DOC_MODULE);   \
 135         fi
 136         touch scanobj-build.stamp
 137
 138 $(DOC_MODULE)-decl.txt $(SCANOBJ_FILES) $(SCANOBJ_FILES_O): scan-build.stamp
 139         @true
 140
 141 ### scan headers; done on every build ###
 142 scan-build.stamp: $(HFILE_GLOB) $(EXTRA_HFILES) $(basefiles) scanobj-build.stamp
 143         if test "x$(top_srcdir)" != "x$(top_builddir)" &&               \
 144            test -d "$(top_builddir)/gst";                               \
 145         then                                                            \
 146             export BUILT_OPTIONS="--source-dir=$(top_builddir)/gst";    \
 147         fi;                                                             \
 148         gtkdoc-scan                                                     \
 149             $(SCAN_OPTIONS) $(EXTRA_HFILES)                             \
 150             --module=$(DOC_MODULE)                                      \
 151             $$BUILT_OPTIONS                                             \
 152             --ignore-headers="$(IGNORE_HFILES)";                        \
 153         touch scan-build.stamp
 154
 155 #### update templates; done on every build ####
 156
 157 ### FIXME: make this error out again when docs are fixed for 0.X
 158 # in a non-srcdir build, we need to copy files from the previous step
 159 # and the files from previous runs of this step
 160 tmpl-build.stamp: $(DOC_MODULE)-decl.txt $(SCANOBJ_FILES) $(DOC_MODULE)-sections.txt $(DOC_OVERRIDES)
 161         @echo '*** Rebuilding template files ***'
 162         if test x"$(srcdir)" != x. ; then                               \
 163             for f in $(SCANOBJ_FILES) $(SCAN_FILES);                    \
 164             do                                                          \
 165                 if test -e $(srcdir)/$$f; then cp $(srcdir)/$$f . ; fi; \
 166             done;                                                       \
 167         fi
 168         gtkdoc-mktmpl --module=$(DOC_MODULE) | tee tmpl-build.log
 169         $(PYTHON) \
 170                 $(top_srcdir)/common/mangle-tmpl.py $(srcdir)/$(INSPECT_DIR) tmpl
 171         @cat $(DOC_MODULE)-unused.txt
 172         rm -f tmpl-build.log
 173         touch tmpl-build.stamp
 174
 175 tmpl.stamp: tmpl-build.stamp
 176         @true
 177
 178 #### build xml; done on every build ####
 179
 180 ### FIXME: make this error out again when docs are fixed for 0.9
 181 sgml-build.stamp: tmpl.stamp scan-build.stamp $(CFILE_GLOB) $(top_srcdir)/common/plugins.xsl $(expand_content_files)
 182         @echo '*** Building XML ***'
 183         @-mkdir -p xml
 184         @for a in $(srcdir)/$(INSPECT_DIR)/*.xml; do \
 185             xsltproc --stringparam module $(MODULE) \
 186                 $(top_srcdir)/common/plugins.xsl $$a > xml/`basename $$a`; done
 187         @for f in $(EXAMPLE_CFILES); do \
 188                 $(PYTHON) $(top_srcdir)/common/c-to-xml.py $$f > xml/element-`basename $$f .c`.xml; done
 189         gtkdoc-mkdb \
 190                 --module=$(DOC_MODULE) \
 191                 --source-dir=$(DOC_SOURCE_DIR) \
 192                  --expand-content-files="$(expand_content_files)" \
 193                 --main-sgml-file=$(srcdir)/$(DOC_MAIN_SGML_FILE) \
 194                 --output-format=xml \
 195                 --ignore-files="$(IGNORE_HFILES) $(IGNORE_CFILES)" \
 196                 $(MKDB_OPTIONS) \
 197                 | tee sgml-build.log
 198         @if grep "WARNING:" sgml-build.log > /dev/null; then true; fi # exit 1; fi
 199         cp ../version.entities xml
 200         rm sgml-build.log
 201         touch sgml-build.stamp
 202
 203 sgml.stamp: sgml-build.stamp
 204         @true
 205
 206 #### build html; done on every step ####
 207
 208 html-build.stamp: sgml.stamp $(DOC_MAIN_SGML_FILE) $(content_files)
 209         @echo '*** Building HTML ***'
 210         if test -d html; then rm -rf html; fi
 211         mkdir html
 212         cp $(srcdir)/$(DOC_MAIN_SGML_FILE) html
 213         @for f in $(content_files); do cp $(srcdir)/$$f html; done
 214         cp -pr xml html
 215         cp ../version.entities html
 216         cd html && gtkdoc-mkhtml $(DOC_MODULE) $(DOC_MAIN_SGML_FILE)
 217         mv html/index.sgml html/index.sgml.bak
 218         $(SED) "s/ href=\"$(DOC_MODULE)\// href=\"$(DOC_MODULE)-@GST_MAJORMINOR@\//g" html/index.sgml.bak >html/index.sgml
 219         rm -f html/index.sgml.bak
 220         rm -f html/$(DOC_MAIN_SGML_FILE)
 221         rm -rf html/xml
 222         rm -f html/version.entities
 223         test "x$(HTML_IMAGES)" = "x" || for i in "" $(HTML_IMAGES) ; do \
 224             if test "$$i" != ""; then cp $(srcdir)/$$i html ; fi; done
 225         @echo '-- Fixing Crossreferences'
 226         gtkdoc-fixxref --module=$(DOC_MODULE) --module-dir=html --html-dir=$(HTML_DIR) $(FIXXREF_OPTIONS)
 227         touch html-build.stamp
 228
 229 clean-local-gtkdoc:
 230         rm -rf xml tmpl html
 231 # clean files copied for nonsrcdir templates build
 232         if test x"$(srcdir)" != x. ; then \
 233             rm -rf $(SCANOBJ_FILES) $(SCAN_FILES) $(REPORT_FILES) \
 234                 $(MAINTAINER_DOC_STAMPS); \
 235         fi
 236 else
 237 all-local:
 238 clean-local-gtkdoc:
 239 endif
 240
 241 clean-local: clean-local-gtkdoc
 242         rm -f *~ *.bak
 243         rm -rf .libs
 244
 245 distclean-local:
 246         rm -f $(REPORT_FILES) \
 247                 $(DOC_MODULE)-decl-list.txt $(DOC_MODULE)-decl.txt
 248         rm -rf tmpl/*.sgml.bak
 249         rm -f $(DOC_MODULE).hierarchy
 250         rm -f *.stamp || true
 251         if test "$(abs_srcdir)" != "$(abs_builddir)" ; then \
 252             rm -f $(DOC_MODULE)-docs.sgml ; \
 253             rm -f $(DOC_MODULE).types ; \
 254             rm -f $(DOC_MODULE).interfaces ; \
 255             rm -f $(DOC_MODULE)-overrides.txt ; \
 256             rm -f $(DOC_MODULE).prerequisites ; \
 257             rm -f $(DOC_MODULE)-sections.txt ; \
 258             rm -rf tmpl/*.sgml ; \
 259         fi
 260         rm -rf *.o
 261
 262 MAINTAINERCLEANFILES = $(MAINTAINER_DOC_STAMPS)
 263
 264 # thomas: make docs parallel installable; devhelp requires majorminor too
 265 install-data-local:
 266         (installfiles=`echo $(builddir)/html/*.sgml $(builddir)/html/*.html $(builddir)/html/*.png $(builddir)/html/*.css`; \
 267         if test "$$installfiles" = '$(builddir)/html/*.sgml $(builddir)/html/*.html $(builddir)/html/*.png $(builddir)/html/*.css'; \
 268         then echo '-- Nothing to install' ; \
 269         else \
 270           $(mkinstalldirs) $(DESTDIR)$(TARGET_DIR); \
 271           for i in $$installfiles; do \
 272             echo '-- Installing '$$i ; \
 273             $(INSTALL_DATA) $$i $(DESTDIR)$(TARGET_DIR); \
 274           done; \
 275           pngfiles=`echo ./html/*.png`; \
 276           if test "$$pngfiles" != './html/*.png'; then \
 277             for i in $$pngfiles; do \
 278               echo '-- Installing '$$i ; \
 279               $(INSTALL_DATA) $$i $(DESTDIR)$(TARGET_DIR); \
 280             done; \
 281           fi; \
 282           echo '-- Installing $(builddir)/html/$(DOC_MODULE).devhelp' ; \
 283           $(INSTALL_DATA) $(builddir)/html/$(DOC_MODULE).devhelp \
 284             $(DESTDIR)$(TARGET_DIR)/$(DOC_MODULE)-@GST_MAJORMINOR@.devhelp; \
 285           if test -e $(builddir)/html/$(DOC_MODULE).devhelp2; then \
 286                     $(INSTALL_DATA) $(builddir)/html/$(DOC_MODULE).devhelp2 \
 287                     $(DESTDIR)$(TARGET_DIR)/$(DOC_MODULE)-@GST_MAJORMINOR@.devhelp2; \
 288           fi; \
 289           (which gtkdoc-rebase >/dev/null && \
 290             gtkdoc-rebase --relative --dest-dir=$(DESTDIR) --html-dir=$(DESTDIR)$(TARGET_DIR)) || true ; \
 291         fi)
 292 uninstall-local:
 293         if test -d $(DESTDIR)$(TARGET_DIR); then \
 294           rm -rf $(DESTDIR)$(TARGET_DIR)/*; \
 295           rmdir -p $(DESTDIR)$(TARGET_DIR) 2>/dev/null || true; \
 296         else \
 297           echo '-- Nothing to uninstall' ; \
 298         fi;
 299
 300 #
 301 # Checks
 302 #
 303 check-hierarchy: $(DOC_MODULE).hierarchy
 304         @if grep '      ' $(DOC_MODULE).hierarchy; then \
 305             echo "$(DOC_MODULE).hierarchy contains tabs, please fix"; \
 306             /bin/false; \
 307         fi
 308
 309 check: check-hierarchy
 310
 311 # wildcard is apparently not portable to other makes, hence the use of find
 312 inspect_files = $(shell find $(srcdir)/$(INSPECT_DIR) -name '*.xml')
 313
 314 check-inspected-versions:
 315         @echo Checking plugin versions of inspected plugin data ...; \
 316         fail=0 ; \
 317         for each in $(inspect_files) ; do \
 318           if (grep -H '<version>' $$each | grep -v '<version>$(VERSION)'); then \
 319             echo $$each should be fixed to say version $(VERSION) or be removed ; \
 320             echo "sed -i -e 's/<version.*version>/<version>$(VERSION)<\/version>/'" $$each; \
 321             echo ; \
 322             fail=1; \
 323           fi ; \
 324         done ; \
 325         exit $$fail
 326
 327 check-outdated-docs:
 328         $(AM_V_GEN)echo Checking for outdated plugin inspect data ...; \
 329         fail=0 ; \
 330         if [ -d $(top_srcdir)/.git/ ]; then \
 331           files=`find $(srcdir)/inspect/ -name '*xml'`; \
 332           for f in $$files; do \
 333             ver=`grep '<version>$(PACKAGE_VERSION)</version>' $$f`; \
 334             if test "x$$ver" = "x"; then \
 335               plugin=`echo $$f | sed -e 's/^.*plugin-//' -e 's/.xml//'`; \
 336               # echo "Checking $$plugin $$f"; \
 337               pushd "$(top_srcdir)" >/dev/null; \
 338               pinit=`git grep -A3 GST_PLUGIN_DEFINE -- ext/ gst/ sys/ | grep "\"$$plugin\""`; \
 339               popd >/dev/null; \
 340               # echo "[$$pinit]"; \
 341               if test "x$$pinit" = "x"; then \
 342                 printf " **** outdated docs for plugin %-15s: %s\n" $$plugin $$f; \
 343                 fail=1; \
 344               fi; \
 345             fi; \
 346           done; \
 347         fi ; \
 348         exit $$fail
 349
 350 #
 351 # Require gtk-doc when making dist
 352 #
 353 if ENABLE_GTK_DOC
 354 dist-check-gtkdoc:
 355 else
 356 dist-check-gtkdoc:
 357         @echo "*** gtk-doc must be installed and enabled in order to make dist"
 358         @false
 359 endif
 360
 361 # FIXME: decide whether we want to dist generated html or not
 362 # also this only works, if the project has been build before
 363 # we could dist html only if its there, but that might lead to missing html in
 364 # tarballs
 365 dist-hook: dist-check-gtkdoc dist-hook-local
 366         mkdir $(distdir)/html
 367         cp html/* $(distdir)/html
 368         -cp $(srcdir)/$(DOC_MODULE).types $(distdir)/
 369         -cp $(srcdir)/$(DOC_MODULE)-sections.txt $(distdir)/
 370         cd $(distdir) && rm -f $(DISTCLEANFILES)
 371         -gtkdoc-rebase --online --relative --html-dir=$(distdir)/html
 372
 373 .PHONY : dist-hook-local docs check-outdated-docs
 374
 375 # avoid spurious build errors when distchecking with -jN
 376 .NOTPARALLEL: