1 # -*- makefile -*- 1 # -*- makefile -*-
2 # Makefile for Sphinx documentation 2 # Makefile for Sphinx documentation
3 # 3 #
4 4
5 # for cleaning 5 # for cleaning
6 subdir- := devicetree/bindings 6 subdir- := devicetree/bindings
7 7
8 # Check for broken documentation file referenc 8 # Check for broken documentation file references
9 ifeq ($(CONFIG_WARN_MISSING_DOCUMENTS),y) 9 ifeq ($(CONFIG_WARN_MISSING_DOCUMENTS),y)
10 $(shell $(srctree)/scripts/documentation-file- 10 $(shell $(srctree)/scripts/documentation-file-ref-check --warn)
11 endif 11 endif
12 12
13 # Check for broken ABI files 13 # Check for broken ABI files
14 ifeq ($(CONFIG_WARN_ABI_ERRORS),y) 14 ifeq ($(CONFIG_WARN_ABI_ERRORS),y)
15 $(shell $(srctree)/scripts/get_abi.pl validate 15 $(shell $(srctree)/scripts/get_abi.pl validate --dir $(srctree)/Documentation/ABI)
16 endif 16 endif
17 17
18 # You can set these variables from the command 18 # You can set these variables from the command line.
19 SPHINXBUILD = sphinx-build 19 SPHINXBUILD = sphinx-build
20 SPHINXOPTS = 20 SPHINXOPTS =
21 SPHINXDIRS = . 21 SPHINXDIRS = .
22 DOCS_THEME = 22 DOCS_THEME =
23 DOCS_CSS = 23 DOCS_CSS =
24 _SPHINXDIRS = $(sort $(patsubst $(srctree)/D 24 _SPHINXDIRS = $(sort $(patsubst $(srctree)/Documentation/%/index.rst,%,$(wildcard $(srctree)/Documentation/*/index.rst)))
25 SPHINX_CONF = conf.py 25 SPHINX_CONF = conf.py
26 PAPER = 26 PAPER =
27 BUILDDIR = $(obj)/output 27 BUILDDIR = $(obj)/output
28 PDFLATEX = xelatex 28 PDFLATEX = xelatex
29 LATEXOPTS = -interaction=batchmode -no-she 29 LATEXOPTS = -interaction=batchmode -no-shell-escape
30 30
31 # For denylisting "variable font" files <<
32 # Can be overridden by setting as an env varia <<
33 FONTS_CONF_DENY_VF ?= $(HOME)/deny-vf <<
34 <<
35 ifeq ($(findstring 1, $(KBUILD_VERBOSE)),) 31 ifeq ($(findstring 1, $(KBUILD_VERBOSE)),)
36 SPHINXOPTS += "-q" 32 SPHINXOPTS += "-q"
37 endif 33 endif
38 34
39 # User-friendly check for sphinx-build 35 # User-friendly check for sphinx-build
40 HAVE_SPHINX := $(shell if which $(SPHINXBUILD) 36 HAVE_SPHINX := $(shell if which $(SPHINXBUILD) >/dev/null 2>&1; then echo 1; else echo 0; fi)
41 37
42 ifeq ($(HAVE_SPHINX),0) 38 ifeq ($(HAVE_SPHINX),0)
43 39
44 .DEFAULT: 40 .DEFAULT:
45 $(warning The '$(SPHINXBUILD)' command 41 $(warning The '$(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 '$(SPHINXBUILD)' executable.)
46 @echo 42 @echo
47 @$(srctree)/scripts/sphinx-pre-install 43 @$(srctree)/scripts/sphinx-pre-install
48 @echo " SKIP Sphinx $@ target." 44 @echo " SKIP Sphinx $@ target."
49 45
50 else # HAVE_SPHINX 46 else # HAVE_SPHINX
51 47
52 # User-friendly check for pdflatex and latexmk 48 # User-friendly check for pdflatex and latexmk
53 HAVE_PDFLATEX := $(shell if which $(PDFLATEX) 49 HAVE_PDFLATEX := $(shell if which $(PDFLATEX) >/dev/null 2>&1; then echo 1; else echo 0; fi)
54 HAVE_LATEXMK := $(shell if which latexmk >/dev 50 HAVE_LATEXMK := $(shell if which latexmk >/dev/null 2>&1; then echo 1; else echo 0; fi)
55 51
56 ifeq ($(HAVE_LATEXMK),1) 52 ifeq ($(HAVE_LATEXMK),1)
57 PDFLATEX := latexmk -$(PDFLATEX) 53 PDFLATEX := latexmk -$(PDFLATEX)
58 endif #HAVE_LATEXMK 54 endif #HAVE_LATEXMK
59 55
60 # Internal variables. 56 # Internal variables.
61 PAPEROPT_a4 = -D latex_paper_size=a4 57 PAPEROPT_a4 = -D latex_paper_size=a4
62 PAPEROPT_letter = -D latex_paper_size=letter 58 PAPEROPT_letter = -D latex_paper_size=letter
63 KERNELDOC = $(srctree)/scripts/kernel-do 59 KERNELDOC = $(srctree)/scripts/kernel-doc
64 KERNELDOC_CONF = -D kerneldoc_srctree=$(srctr 60 KERNELDOC_CONF = -D kerneldoc_srctree=$(srctree) -D kerneldoc_bin=$(KERNELDOC)
65 ALLSPHINXOPTS = $(KERNELDOC_CONF) $(PAPEROP 61 ALLSPHINXOPTS = $(KERNELDOC_CONF) $(PAPEROPT_$(PAPER)) $(SPHINXOPTS)
66 ifneq ($(wildcard $(srctree)/.config),) <<
67 ifeq ($(CONFIG_RUST),y) <<
68 # Let Sphinx know we will include rust <<
69 ALLSPHINXOPTS += -t rustdoc <<
70 endif <<
71 endif <<
72 # the i18n builder cannot share the environmen 62 # the i18n builder cannot share the environment and doctrees with the others
73 I18NSPHINXOPTS = $(PAPEROPT_$(PAPER)) $(SPHIN 63 I18NSPHINXOPTS = $(PAPEROPT_$(PAPER)) $(SPHINXOPTS) .
74 64
75 # commands; the 'cmd' from scripts/Kbuild.incl 65 # commands; the 'cmd' from scripts/Kbuild.include is not *loopable*
76 loop_cmd = $(echo-cmd) $(cmd_$(1)) || exit; 66 loop_cmd = $(echo-cmd) $(cmd_$(1)) || exit;
77 67
78 # $2 sphinx builder e.g. "html" 68 # $2 sphinx builder e.g. "html"
79 # $3 name of the build subfolder / e.g. "users 69 # $3 name of the build subfolder / e.g. "userspace-api/media", used as:
80 # * dest folder relative to $(BUILDDIR) and 70 # * dest folder relative to $(BUILDDIR) and
81 # * cache folder relative to $(BUILDDIR)/.d 71 # * cache folder relative to $(BUILDDIR)/.doctrees
82 # $4 dest subfolder e.g. "man" for man pages a 72 # $4 dest subfolder e.g. "man" for man pages at userspace-api/media/man
83 # $5 reST source folder relative to $(src), !! 73 # $5 reST source folder relative to $(srctree)/$(src),
84 # e.g. "userspace-api/media" for the linux- 74 # e.g. "userspace-api/media" for the linux-tv book-set at ./Documentation/userspace-api/media
85 75
86 quiet_cmd_sphinx = SPHINX $@ --> file://$(abs 76 quiet_cmd_sphinx = SPHINX $@ --> file://$(abspath $(BUILDDIR)/$3/$4)
87 cmd_sphinx = $(MAKE) BUILDDIR=$(abspath 77 cmd_sphinx = $(MAKE) BUILDDIR=$(abspath $(BUILDDIR)) $(build)=Documentation/userspace-api/media $2 && \
88 PYTHONDONTWRITEBYTECODE=1 \ 78 PYTHONDONTWRITEBYTECODE=1 \
89 BUILDDIR=$(abspath $(BUILDDIR)) SPHINX !! 79 BUILDDIR=$(abspath $(BUILDDIR)) SPHINX_CONF=$(abspath $(srctree)/$(src)/$5/$(SPHINX_CONF)) \
90 $(PYTHON3) $(srctree)/scripts/jobserve 80 $(PYTHON3) $(srctree)/scripts/jobserver-exec \
91 $(CONFIG_SHELL) $(srctree)/Documentati 81 $(CONFIG_SHELL) $(srctree)/Documentation/sphinx/parallel-wrapper.sh \
92 $(SPHINXBUILD) \ 82 $(SPHINXBUILD) \
93 -b $2 \ 83 -b $2 \
94 -c $(abspath $(src)) \ !! 84 -c $(abspath $(srctree)/$(src)) \
95 -d $(abspath $(BUILDDIR)/.doctrees/$3) 85 -d $(abspath $(BUILDDIR)/.doctrees/$3) \
96 -D version=$(KERNELVERSION) -D release 86 -D version=$(KERNELVERSION) -D release=$(KERNELRELEASE) \
97 $(ALLSPHINXOPTS) \ 87 $(ALLSPHINXOPTS) \
98 $(abspath $(src)/$5) \ !! 88 $(abspath $(srctree)/$(src)/$5) \
99 $(abspath $(BUILDDIR)/$3/$4) && \ 89 $(abspath $(BUILDDIR)/$3/$4) && \
100 if [ "x$(DOCS_CSS)" != "x" ]; then \ 90 if [ "x$(DOCS_CSS)" != "x" ]; then \
101 cp $(if $(patsubst /%,,$(DOCS_ 91 cp $(if $(patsubst /%,,$(DOCS_CSS)),$(abspath $(srctree)/$(DOCS_CSS)),$(DOCS_CSS)) $(BUILDDIR)/$3/_static/; \
102 fi 92 fi
103 93
104 YNL_INDEX:=$(srctree)/Documentation/networking <<
105 YNL_RST_DIR:=$(srctree)/Documentation/networki <<
106 YNL_YAML_DIR:=$(srctree)/Documentation/netlink <<
107 YNL_TOOL:=$(srctree)/tools/net/ynl/ynl-gen-rst <<
108 <<
109 YNL_RST_FILES_TMP := $(patsubst %.yaml,%.rst,$ <<
110 YNL_RST_FILES := $(patsubst $(YNL_YAML_DIR)%,$ <<
111 <<
112 $(YNL_INDEX): $(YNL_RST_FILES) <<
113 $(Q)$(YNL_TOOL) -o $@ -x <<
114 <<
115 $(YNL_RST_DIR)/%.rst: $(YNL_YAML_DIR)/%.yaml $ <<
116 $(Q)$(YNL_TOOL) -i $< -o $@ <<
117 <<
118 htmldocs texinfodocs latexdocs epubdocs xmldoc <<
119 <<
120 htmldocs: 94 htmldocs:
121 @$(srctree)/scripts/sphinx-pre-install 95 @$(srctree)/scripts/sphinx-pre-install --version-check
122 @+$(foreach var,$(SPHINXDIRS),$(call l 96 @+$(foreach var,$(SPHINXDIRS),$(call loop_cmd,sphinx,html,$(var),,$(var)))
123 97
124 # If Rust support is available and .config exi <<
125 # If there are any, the errors from this make <<
126 # won't stop the execution of htmldocs <<
127 <<
128 ifneq ($(wildcard $(srctree)/.config),) <<
129 ifeq ($(CONFIG_RUST),y) <<
130 $(Q)$(MAKE) rustdoc || true <<
131 endif <<
132 endif <<
133 <<
134 texinfodocs: 98 texinfodocs:
135 @$(srctree)/scripts/sphinx-pre-install 99 @$(srctree)/scripts/sphinx-pre-install --version-check
136 @+$(foreach var,$(SPHINXDIRS),$(call l 100 @+$(foreach var,$(SPHINXDIRS),$(call loop_cmd,sphinx,texinfo,$(var),texinfo,$(var)))
137 101
138 # Note: the 'info' Make target is generated by 102 # Note: the 'info' Make target is generated by sphinx itself when
139 # running the texinfodocs target define above. 103 # running the texinfodocs target define above.
140 infodocs: texinfodocs 104 infodocs: texinfodocs
141 $(MAKE) -C $(BUILDDIR)/texinfo info 105 $(MAKE) -C $(BUILDDIR)/texinfo info
142 106
143 linkcheckdocs: 107 linkcheckdocs:
144 @$(foreach var,$(SPHINXDIRS),$(call lo 108 @$(foreach var,$(SPHINXDIRS),$(call loop_cmd,sphinx,linkcheck,$(var),,$(var)))
145 109
146 latexdocs: 110 latexdocs:
147 @$(srctree)/scripts/sphinx-pre-install 111 @$(srctree)/scripts/sphinx-pre-install --version-check
148 @+$(foreach var,$(SPHINXDIRS),$(call l 112 @+$(foreach var,$(SPHINXDIRS),$(call loop_cmd,sphinx,latex,$(var),latex,$(var)))
149 113
150 ifeq ($(HAVE_PDFLATEX),0) 114 ifeq ($(HAVE_PDFLATEX),0)
151 115
152 pdfdocs: 116 pdfdocs:
153 $(warning The '$(PDFLATEX)' command wa 117 $(warning The '$(PDFLATEX)' command was not found. Make sure you have it installed and in PATH to produce PDF output.)
154 @echo " SKIP Sphinx $@ target." 118 @echo " SKIP Sphinx $@ target."
155 119
156 else # HAVE_PDFLATEX 120 else # HAVE_PDFLATEX
157 121
158 pdfdocs: DENY_VF = XDG_CONFIG_HOME=$(FONTS_CON <<
159 pdfdocs: latexdocs 122 pdfdocs: latexdocs
160 @$(srctree)/scripts/sphinx-pre-install 123 @$(srctree)/scripts/sphinx-pre-install --version-check
161 $(foreach var,$(SPHINXDIRS), \ 124 $(foreach var,$(SPHINXDIRS), \
162 $(MAKE) PDFLATEX="$(PDFLATEX)" LATE !! 125 $(MAKE) PDFLATEX="$(PDFLATEX)" LATEXOPTS="$(LATEXOPTS)" -C $(BUILDDIR)/$(var)/latex || exit; \
163 mkdir -p $(BUILDDIR)/$(var)/pdf; \ 126 mkdir -p $(BUILDDIR)/$(var)/pdf; \
164 mv $(subst .tex,.pdf,$(wildcard $(B 127 mv $(subst .tex,.pdf,$(wildcard $(BUILDDIR)/$(var)/latex/*.tex)) $(BUILDDIR)/$(var)/pdf/; \
165 ) 128 )
166 129
167 endif # HAVE_PDFLATEX 130 endif # HAVE_PDFLATEX
168 131
169 epubdocs: 132 epubdocs:
170 @$(srctree)/scripts/sphinx-pre-install 133 @$(srctree)/scripts/sphinx-pre-install --version-check
171 @+$(foreach var,$(SPHINXDIRS),$(call l 134 @+$(foreach var,$(SPHINXDIRS),$(call loop_cmd,sphinx,epub,$(var),epub,$(var)))
172 135
173 xmldocs: 136 xmldocs:
174 @$(srctree)/scripts/sphinx-pre-install 137 @$(srctree)/scripts/sphinx-pre-install --version-check
175 @+$(foreach var,$(SPHINXDIRS),$(call l 138 @+$(foreach var,$(SPHINXDIRS),$(call loop_cmd,sphinx,xml,$(var),xml,$(var)))
176 139
177 endif # HAVE_SPHINX 140 endif # HAVE_SPHINX
178 141
179 # The following targets are independent of HAV 142 # The following targets are independent of HAVE_SPHINX, and the rules should
180 # work or silently pass without Sphinx. 143 # work or silently pass without Sphinx.
181 144
182 refcheckdocs: 145 refcheckdocs:
183 $(Q)cd $(srctree);scripts/documentatio 146 $(Q)cd $(srctree);scripts/documentation-file-ref-check
184 147
185 cleandocs: 148 cleandocs:
186 $(Q)rm -f $(YNL_INDEX) $(YNL_RST_FILES <<
187 $(Q)rm -rf $(BUILDDIR) 149 $(Q)rm -rf $(BUILDDIR)
188 $(Q)$(MAKE) BUILDDIR=$(abspath $(BUILD 150 $(Q)$(MAKE) BUILDDIR=$(abspath $(BUILDDIR)) $(build)=Documentation/userspace-api/media clean
189 151
190 dochelp: 152 dochelp:
191 @echo ' Linux kernel internal documen 153 @echo ' Linux kernel internal documentation in different formats from ReST:'
192 @echo ' htmldocs - HTML' 154 @echo ' htmldocs - HTML'
193 @echo ' texinfodocs - Texinfo' 155 @echo ' texinfodocs - Texinfo'
194 @echo ' infodocs - Info' 156 @echo ' infodocs - Info'
195 @echo ' latexdocs - LaTeX' 157 @echo ' latexdocs - LaTeX'
196 @echo ' pdfdocs - PDF' 158 @echo ' pdfdocs - PDF'
197 @echo ' epubdocs - EPUB' 159 @echo ' epubdocs - EPUB'
198 @echo ' xmldocs - XML' 160 @echo ' xmldocs - XML'
199 @echo ' linkcheckdocs - check for 161 @echo ' linkcheckdocs - check for broken external links'
200 @echo ' (will conn 162 @echo ' (will connect to external hosts)'
201 @echo ' refcheckdocs - check for 163 @echo ' refcheckdocs - check for references to non-existing files under'
202 @echo ' Documentat 164 @echo ' Documentation'
203 @echo ' cleandocs - clean all 165 @echo ' cleandocs - clean all generated files'
204 @echo 166 @echo
205 @echo ' make SPHINXDIRS="s1 s2" [tar 167 @echo ' make SPHINXDIRS="s1 s2" [target] Generate only docs of folder s1, s2'
206 @echo ' valid values for SPHINXDIRS 168 @echo ' valid values for SPHINXDIRS are: $(_SPHINXDIRS)'
207 @echo 169 @echo
208 @echo ' make SPHINX_CONF={conf-file} 170 @echo ' make SPHINX_CONF={conf-file} [target] use *additional* sphinx-build'
209 @echo ' configuration. This is e.g. 171 @echo ' configuration. This is e.g. useful to build with nit-picking config.'
210 @echo 172 @echo
211 @echo ' make DOCS_THEME={sphinx-them 173 @echo ' make DOCS_THEME={sphinx-theme} selects a different Sphinx theme.'
212 @echo 174 @echo
213 @echo ' make DOCS_CSS={a .css file} 175 @echo ' make DOCS_CSS={a .css file} adds a DOCS_CSS override file for html/epub output.'
214 @echo 176 @echo
215 @echo ' Default location for the gen 177 @echo ' Default location for the generated documents is Documentation/output'
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.