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Diffstat (limited to 'Documentation/Makefile')
| -rw-r--r-- | Documentation/Makefile | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/Documentation/Makefile b/Documentation/Makefile new file mode 100644 index 0000000000..2f35793acd --- /dev/null +++ b/Documentation/Makefile @@ -0,0 +1,193 @@ +# -*- makefile -*- +# Makefile for Sphinx documentation +# + +# for cleaning +subdir- := devicetree/bindings + +# Check for broken documentation file references +ifeq ($(CONFIG_WARN_MISSING_DOCUMENTS),y) +$(shell $(srctree)/scripts/documentation-file-ref-check --warn) +endif + +# Check for broken ABI files +ifeq ($(CONFIG_WARN_ABI_ERRORS),y) +$(shell $(srctree)/scripts/get_abi.pl validate --dir $(srctree)/Documentation/ABI) +endif + +# You can set these variables from the command line. +SPHINXBUILD = sphinx-build +SPHINXOPTS = +SPHINXDIRS = . +DOCS_THEME = +DOCS_CSS = +_SPHINXDIRS = $(sort $(patsubst $(srctree)/Documentation/%/index.rst,%,$(wildcard $(srctree)/Documentation/*/index.rst))) +SPHINX_CONF = conf.py +PAPER = +BUILDDIR = $(obj)/output +PDFLATEX = xelatex +LATEXOPTS = -interaction=batchmode -no-shell-escape + +ifeq ($(findstring 1, $(KBUILD_VERBOSE)),) +SPHINXOPTS += "-q" +endif + +# User-friendly check for sphinx-build +HAVE_SPHINX := $(shell if which $(SPHINXBUILD) >/dev/null 2>&1; then echo 1; else echo 0; fi) + +ifeq ($(HAVE_SPHINX),0) + +.DEFAULT: + $(warning The '$(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 '$(SPHINXBUILD)' executable.) + @echo + @$(srctree)/scripts/sphinx-pre-install + @echo " SKIP Sphinx $@ target." + +else # HAVE_SPHINX + +# User-friendly check for pdflatex and latexmk +HAVE_PDFLATEX := $(shell if which $(PDFLATEX) >/dev/null 2>&1; then echo 1; else echo 0; fi) +HAVE_LATEXMK := $(shell if which latexmk >/dev/null 2>&1; then echo 1; else echo 0; fi) + +ifeq ($(HAVE_LATEXMK),1) + PDFLATEX := latexmk -$(PDFLATEX) +endif #HAVE_LATEXMK + +# Internal variables. +PAPEROPT_a4 = -D latex_paper_size=a4 +PAPEROPT_letter = -D latex_paper_size=letter +KERNELDOC = $(srctree)/scripts/kernel-doc +KERNELDOC_CONF = -D kerneldoc_srctree=$(srctree) -D kerneldoc_bin=$(KERNELDOC) +ALLSPHINXOPTS = $(KERNELDOC_CONF) $(PAPEROPT_$(PAPER)) $(SPHINXOPTS) +ifneq ($(wildcard $(srctree)/.config),) +ifeq ($(CONFIG_RUST),y) + # Let Sphinx know we will include rustdoc + ALLSPHINXOPTS += -t rustdoc +endif +endif +# the i18n builder cannot share the environment and doctrees with the others +I18NSPHINXOPTS = $(PAPEROPT_$(PAPER)) $(SPHINXOPTS) . + +# commands; the 'cmd' from scripts/Kbuild.include is not *loopable* +loop_cmd = $(echo-cmd) $(cmd_$(1)) || exit; + +# $2 sphinx builder e.g. "html" +# $3 name of the build subfolder / e.g. "userspace-api/media", used as: +# * dest folder relative to $(BUILDDIR) and +# * cache folder relative to $(BUILDDIR)/.doctrees +# $4 dest subfolder e.g. "man" for man pages at userspace-api/media/man +# $5 reST source folder relative to $(srctree)/$(src), +# e.g. "userspace-api/media" for the linux-tv book-set at ./Documentation/userspace-api/media + +quiet_cmd_sphinx = SPHINX $@ --> file://$(abspath $(BUILDDIR)/$3/$4) + cmd_sphinx = $(MAKE) BUILDDIR=$(abspath $(BUILDDIR)) $(build)=Documentation/userspace-api/media $2 && \ + PYTHONDONTWRITEBYTECODE=1 \ + BUILDDIR=$(abspath $(BUILDDIR)) SPHINX_CONF=$(abspath $(srctree)/$(src)/$5/$(SPHINX_CONF)) \ + $(PYTHON3) $(srctree)/scripts/jobserver-exec \ + $(CONFIG_SHELL) $(srctree)/Documentation/sphinx/parallel-wrapper.sh \ + $(SPHINXBUILD) \ + -b $2 \ + -c $(abspath $(srctree)/$(src)) \ + -d $(abspath $(BUILDDIR)/.doctrees/$3) \ + -D version=$(KERNELVERSION) -D release=$(KERNELRELEASE) \ + $(ALLSPHINXOPTS) \ + $(abspath $(srctree)/$(src)/$5) \ + $(abspath $(BUILDDIR)/$3/$4) && \ + if [ "x$(DOCS_CSS)" != "x" ]; then \ + cp $(if $(patsubst /%,,$(DOCS_CSS)),$(abspath $(srctree)/$(DOCS_CSS)),$(DOCS_CSS)) $(BUILDDIR)/$3/_static/; \ + fi + +htmldocs: + @$(srctree)/scripts/sphinx-pre-install --version-check + @+$(foreach var,$(SPHINXDIRS),$(call loop_cmd,sphinx,html,$(var),,$(var))) + +# If Rust support is available and .config exists, add rustdoc generated contents. +# If there are any, the errors from this make rustdoc will be displayed but +# won't stop the execution of htmldocs + +ifneq ($(wildcard $(srctree)/.config),) +ifeq ($(CONFIG_RUST),y) + $(Q)$(MAKE) rustdoc || true +endif +endif + +texinfodocs: + @$(srctree)/scripts/sphinx-pre-install --version-check + @+$(foreach var,$(SPHINXDIRS),$(call loop_cmd,sphinx,texinfo,$(var),texinfo,$(var))) + +# Note: the 'info' Make target is generated by sphinx itself when +# running the texinfodocs target define above. +infodocs: texinfodocs + $(MAKE) -C $(BUILDDIR)/texinfo info + +linkcheckdocs: + @$(foreach var,$(SPHINXDIRS),$(call loop_cmd,sphinx,linkcheck,$(var),,$(var))) + +latexdocs: + @$(srctree)/scripts/sphinx-pre-install --version-check + @+$(foreach var,$(SPHINXDIRS),$(call loop_cmd,sphinx,latex,$(var),latex,$(var))) + +ifeq ($(HAVE_PDFLATEX),0) + +pdfdocs: + $(warning The '$(PDFLATEX)' command was not found. Make sure you have it installed and in PATH to produce PDF output.) + @echo " SKIP Sphinx $@ target." + +else # HAVE_PDFLATEX + +pdfdocs: latexdocs + @$(srctree)/scripts/sphinx-pre-install --version-check + $(foreach var,$(SPHINXDIRS), \ + $(MAKE) PDFLATEX="$(PDFLATEX)" LATEXOPTS="$(LATEXOPTS)" -C $(BUILDDIR)/$(var)/latex || exit; \ + mkdir -p $(BUILDDIR)/$(var)/pdf; \ + mv $(subst .tex,.pdf,$(wildcard $(BUILDDIR)/$(var)/latex/*.tex)) $(BUILDDIR)/$(var)/pdf/; \ + ) + +endif # HAVE_PDFLATEX + +epubdocs: + @$(srctree)/scripts/sphinx-pre-install --version-check + @+$(foreach var,$(SPHINXDIRS),$(call loop_cmd,sphinx,epub,$(var),epub,$(var))) + +xmldocs: + @$(srctree)/scripts/sphinx-pre-install --version-check + @+$(foreach var,$(SPHINXDIRS),$(call loop_cmd,sphinx,xml,$(var),xml,$(var))) + +endif # HAVE_SPHINX + +# The following targets are independent of HAVE_SPHINX, and the rules should +# work or silently pass without Sphinx. + +refcheckdocs: + $(Q)cd $(srctree);scripts/documentation-file-ref-check + +cleandocs: + $(Q)rm -rf $(BUILDDIR) + $(Q)$(MAKE) BUILDDIR=$(abspath $(BUILDDIR)) $(build)=Documentation/userspace-api/media clean + +dochelp: + @echo ' Linux kernel internal documentation in different formats from ReST:' + @echo ' htmldocs - HTML' + @echo ' texinfodocs - Texinfo' + @echo ' infodocs - Info' + @echo ' latexdocs - LaTeX' + @echo ' pdfdocs - PDF' + @echo ' epubdocs - EPUB' + @echo ' xmldocs - XML' + @echo ' linkcheckdocs - check for broken external links' + @echo ' (will connect to external hosts)' + @echo ' refcheckdocs - check for references to non-existing files under' + @echo ' Documentation' + @echo ' cleandocs - clean all generated files' + @echo + @echo ' make SPHINXDIRS="s1 s2" [target] Generate only docs of folder s1, s2' + @echo ' valid values for SPHINXDIRS are: $(_SPHINXDIRS)' + @echo + @echo ' make SPHINX_CONF={conf-file} [target] use *additional* sphinx-build' + @echo ' configuration. This is e.g. useful to build with nit-picking config.' + @echo + @echo ' make DOCS_THEME={sphinx-theme} selects a different Sphinx theme.' + @echo + @echo ' make DOCS_CSS={a .css file} adds a DOCS_CSS override file for html/epub output.' + @echo + @echo ' Default location for the generated documents is Documentation/output' |