Documentation/Makefile.sphinx

   1 # -*- makefile -*-
   2 # Makefile for Sphinx documentation
   3 #
   4
   5 # You can set these variables from the command line.
   6 SPHINXBUILD   = sphinx-build
   7 SPHINXOPTS    =
   8 PAPER         =
   9 BUILDDIR      = $(obj)/output
  10
  11 # User-friendly check for sphinx-build
  12 HAVE_SPHINX := $(shell if which $(SPHINXBUILD) >/dev/null 2>&1; then echo 1; else echo 0; fi)
  13
  14 ifeq ($(HAVE_SPHINX),0)
  15
  16 .DEFAULT:
  17         $(warning The '$(SPHINXBUILD)' command was not found. Make sure you have Sphinx installed and in PATH, or set the SPHINXBUILD make variable to point to the full path of the '$(SPHINXBUILD)' executable.)
  18         @echo "  SKIP    Sphinx $@ target."
  19
  20 else ifneq ($(DOCBOOKS),)
  21
  22 # Skip Sphinx build if the user explicitly requested DOCBOOKS.
  23 .DEFAULT:
  24         @echo "  SKIP    Sphinx $@ target (DOCBOOKS specified)."
  25
  26 else # HAVE_SPHINX
  27
  28 # User-friendly check for rst2pdf
  29 HAVE_RST2PDF := $(shell if python -c "import rst2pdf" >/dev/null 2>&1; then echo 1; else echo 0; fi)
  30
  31 # Internal variables.
  32 PAPEROPT_a4     = -D latex_paper_size=a4
  33 PAPEROPT_letter = -D latex_paper_size=letter
  34 KERNELDOC       = $(srctree)/scripts/kernel-doc
  35 KERNELDOC_CONF  = -D kerneldoc_srctree=$(srctree) -D kerneldoc_bin=$(KERNELDOC)
  36 ALLSPHINXOPTS   = -D version=$(KERNELVERSION) -D release=$(KERNELRELEASE) -d $(BUILDDIR)/.doctrees $(KERNELDOC_CONF) $(PAPEROPT_$(PAPER)) -c $(srctree)/$(src) $(SPHINXOPTS) $(srctree)/$(src)
  37 # the i18n builder cannot share the environment and doctrees with the others
  38 I18NSPHINXOPTS  = $(PAPEROPT_$(PAPER)) $(SPHINXOPTS) .
  39
  40 quiet_cmd_sphinx = SPHINX  $@
  41       cmd_sphinx = BUILDDIR=$(BUILDDIR) $(SPHINXBUILD) -b $2 $(ALLSPHINXOPTS) $(BUILDDIR)/$2
  42
  43 htmldocs:
  44         $(MAKE) BUILDDIR=$(BUILDDIR) -f $(srctree)/Documentation/media/Makefile $@
  45         $(call cmd,sphinx,html)
  46
  47 pdfdocs:
  48 ifeq ($(HAVE_RST2PDF),0)
  49         $(warning The Python 'rst2pdf' module was not found. Make sure you have the module installed to produce PDF output.)
  50         @echo "  SKIP    Sphinx $@ target."
  51 else # HAVE_RST2PDF
  52         $(call cmd,sphinx,pdf)
  53 endif # HAVE_RST2PDF
  54
  55 epubdocs:
  56         $(call cmd,sphinx,epub)
  57
  58 xmldocs:
  59         $(call cmd,sphinx,xml)
  60
  61 # no-ops for the Sphinx toolchain
  62 sgmldocs:
  63 psdocs:
  64 mandocs:
  65 installmandocs:
  66
  67 cleandocs:
  68         $(Q)rm -rf $(BUILDDIR)
  69
  70 endif # HAVE_SPHINX
  71
  72 dochelp:
  73         @echo  ' Linux kernel internal documentation in different formats (Sphinx):'
  74         @echo  '  htmldocs        - HTML'
  75         @echo  '  pdfdocs         - PDF'
  76         @echo  '  epubdocs        - EPUB'
  77         @echo  '  xmldocs         - XML'
  78         @echo  '  cleandocs       - clean all generated files'