doc: enable compilation of -all tool pages

In particular, add documentation configuration system, through the
doc/config.texi file.

Fix trac issue #2374.

8 files changed, 128 insertions, 10 deletions

diff --git a/.gitignore b/.gitignore
index fd4ce20d30..f98c20c2d8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -29,6 +29,7 @@
 /doc/*.3
 /doc/*.html
 /doc/*.pod
+/doc/config.texi
 /doc/avoptions_codec.texi
 /doc/avoptions_format.texi
 /doc/examples/decoding_encoding
diff --git a/configure b/configure
index edcec3c5a8..6dcb0c1f3b 100755
--- a/configure
+++ b/configure
@@ -658,6 +658,12 @@ print_config(){
                 } else if (file ~ /\\.mak\$/) {
                     n = -v ? \"\" : \"!\";
                     printf(\"%s%s=yes\\n\", n, c) >>file;
+                } else if (file ~ /\\.texi\$/) {
+                    pre = -v ? \"\" : \"@c \";
+                    yesno = \$2;
+                    c2 = tolower(c);
+                    gsub(/_/, \"-\", c2);
+                    printf(\"%s@set %s %s\\n\", pre, c2, yesno) >>file;
                 }
             }
         }"
@@ -4406,13 +4412,13 @@ fi
 
 echo "License: $license"
 
-echo "Creating config.mak and config.h..."
+echo "Creating config.mak, config.h, and doc/config.texi..."
 
 test -e Makefile || $ln_s "$source_path/Makefile" .
 
 enabled stripping || strip="echo skipping strip"
 
-config_files="$TMPH config.mak"
+config_files="$TMPH config.mak doc/config.texi"
 
 cat > config.mak <<EOF
 # Automatically generated by configure - do not modify!
@@ -4564,6 +4570,9 @@ if enabled yasm; then
     printf '' >$TMPASM
 fi
 
+mkdir -p doc
+echo "@c auto-generated by configure" > doc/config.texi
+
 print_config ARCH_   "$config_files" $ARCH_LIST
 print_config HAVE_   "$config_files" $HAVE_LIST
 print_config CONFIG_ "$config_files" $CONFIG_LIST       \
diff --git a/doc/Makefile b/doc/Makefile
index a8616551be..9189c7b20f 100644
--- a/doc/Makefile
+++ b/doc/Makefile
@@ -6,7 +6,6 @@ LIBRARIES-$(CONFIG_AVFORMAT)   += libavformat
 LIBRARIES-$(CONFIG_AVDEVICE)   += libavdevice
 LIBRARIES-$(CONFIG_AVFILTER)   += libavfilter
 
-COMPONENTS-yes = $(PROGS-yes)
 COMPONENTS-$(CONFIG_AVUTIL)     += ffmpeg-utils
 COMPONENTS-$(CONFIG_SWSCALE)    += ffmpeg-scaler
 COMPONENTS-$(CONFIG_SWRESAMPLE) += ffmpeg-resampler
@@ -15,9 +14,9 @@ COMPONENTS-$(CONFIG_AVFORMAT)   += ffmpeg-formats ffmpeg-protocols
 COMPONENTS-$(CONFIG_AVDEVICE)   += ffmpeg-devices
 COMPONENTS-$(CONFIG_AVFILTER)   += ffmpeg-filters
 
-MANPAGES    = $(COMPONENTS-yes:%=doc/%.1)    $(LIBRARIES-yes:%=doc/%.3)
-PODPAGES    = $(COMPONENTS-yes:%=doc/%.pod)  $(LIBRARIES-yes:%=doc/%.pod)
-HTMLPAGES   = $(COMPONENTS-yes:%=doc/%.html) $(LIBRARIES-yes:%=doc/%.html)     \
+MANPAGES    = $(PROGS-yes:%=doc/%.1)    $(PROGS-yes:%=doc/%-all.1)    $(COMPONENTS-yes:%=doc/%.1)    $(LIBRARIES-yes:%=doc/%.3)
+PODPAGES    = $(PROGS-yes:%=doc/%.pod)  $(PROGS-yes:%=doc/%-all.pod)  $(COMPONENTS-yes:%=doc/%.pod)  $(LIBRARIES-yes:%=doc/%.pod)
+HTMLPAGES   = $(PROGS-yes:%=doc/%.html) $(PROGS-yes:%=doc/%-all.html) $(COMPONENTS-yes:%=doc/%.html) $(LIBRARIES-yes:%=doc/%.html) \
               doc/developer.html                                        \
               doc/faq.html                                              \
               doc/fate.html                                             \
@@ -59,12 +58,22 @@ $(GENTEXI): doc/avoptions_%.texi: doc/print_options$(HOSTEXESUF)
 doc/%.html: TAG = HTML
 doc/%.html: doc/%.texi $(SRC_PATH)/doc/t2h.init $(GENTEXI)
 	$(Q)$(TEXIDEP)
-	$(M)texi2html -I doc -monolithic --init-file $(SRC_PATH)/doc/t2h.init --output $@ $<
+	$(M)texi2html -I doc -monolithic --D=config-not-all --init-file $(SRC_PATH)/doc/t2h.init --output $@ $<
+
+doc/%-all.html: TAG = HTML
+doc/%-all.html: doc/%.texi $(SRC_PATH)/doc/t2h.init $(GENTEXI)
+	$(Q)$(TEXIDEP)
+	$(M)texi2html -I doc -monolithic --D=config-all --init-file $(SRC_PATH)/doc/t2h.init --output $@ $<
 
 doc/%.pod: TAG = POD
 doc/%.pod: doc/%.texi $(SRC_PATH)/doc/texi2pod.pl $(GENTEXI)
 	$(Q)$(TEXIDEP)
-	$(M)perl $(SRC_PATH)/doc/texi2pod.pl -Idoc $< $@
+	$(M)perl $(SRC_PATH)/doc/texi2pod.pl -Dconfig-not-all=yes -Idoc $< $@
+
+doc/%-all.pod: TAG = POD
+doc/%-all.pod: doc/%.texi $(SRC_PATH)/doc/texi2pod.pl $(GENTEXI)
+	$(Q)$(TEXIDEP)
+	$(M)perl $(SRC_PATH)/doc/texi2pod.pl -Dconfig-all=yes -Idoc $< $@
 
 doc/%.1 doc/%.3: TAG = MAN
 doc/%.1: doc/%.pod $(GENTEXI)
@@ -94,6 +103,9 @@ uninstall-man:
 
 clean:: docclean
 
+distclean:: docclean
+	$(RM) doc/config.texi
+
 docclean:
 	$(RM) $(TXTPAGES) doc/*.html doc/*.pod doc/*.1 doc/*.3 $(CLEANSUFFIXES:%=doc/%) doc/avoptions_*.texi
 	$(RM) -r doc/doxy/html
diff --git a/doc/all-components.texi b/doc/all-components.texi
new file mode 100644
index 0000000000..a0f113434d
--- /dev/null
+++ b/doc/all-components.texi
@@ -0,0 +1,32 @@
+@include config.texi
+
+@ifset config-avutil
+@include syntax.texi
+@include eval.texi
+@end ifset
+
+@ifset config-avcodec
+@include codecs.texi
+@include bitstream_filters.texi
+@end ifset
+
+@ifset config-avformat
+@include formats.texi
+@include protocols.texi
+@end ifset
+
+@ifset config-avdevice
+@include devices.texi
+@end ifset
+
+@ifset config-swresample
+@include resampler.texi
+@end ifset
+
+@ifset config-swscale
+@include scaler.texi
+@end ifset
+
+@ifset config-avfilter
+@include filters.texi
+@end ifset
diff --git a/doc/ffmpeg.texi b/doc/ffmpeg.texi
index 1eeca9a82a..eb981d7f54 100644
--- a/doc/ffmpeg.texi
+++ b/doc/ffmpeg.texi
@@ -1362,9 +1362,19 @@ ffmpeg -i src.ext -lmax 21*QP2LAMBDA dst.ext
 @end itemize
 @c man end EXAMPLES
 
+@ifset config-all
+@include all-components.texi
+@end ifset
+
 @chapter See Also
 
 @ifhtml
+@ifset config-all
+@url{ffmpeg.html,ffmpeg}
+@end ifset
+@ifset config-not-all
+@url{ffmpeg-all.html,ffmpeg-all},
+@end ifset
 @url{ffplay.html,ffplay}, @url{ffprobe.html,ffprobe}, @url{ffserver.html,ffserver},
 @url{ffmpeg-utils.html,ffmpeg-utils},
 @url{ffmpeg-scaler.html,ffmpeg-scaler},
@@ -1378,6 +1388,12 @@ ffmpeg -i src.ext -lmax 21*QP2LAMBDA dst.ext
 @end ifhtml
 
 @ifnothtml
+@ifset config-all
+ffmpeg(1),
+@end ifset
+@ifset config-not-all
+ffmpeg-all(1),
+@end ifset
 ffplay(1), ffprobe(1), ffserver(1),
 ffmpeg-utils(1), ffmpeg-scaler(1), ffmpeg-resampler(1),
 ffmpeg-codecs(1), ffmpeg-bitstream-filters(1), ffmpeg-formats(1),
diff --git a/doc/ffplay.texi b/doc/ffplay.texi
index 3c2ec5018e..21a6e6ce44 100644
--- a/doc/ffplay.texi
+++ b/doc/ffplay.texi
@@ -201,9 +201,19 @@ Seek to percentage in file corresponding to fraction of width.
 
 @c man end
 
+@ifset config-all
+@include all-components.texi
+@end ifset
+
 @chapter See Also
 
 @ifhtml
+@ifset config-all
+@url{ffplay.html,ffplay},
+@end ifset
+@ifset config-not-all
+@url{ffplay-all.html,ffmpeg-all},
+@end ifset
 @url{ffmpeg.html,ffmpeg}, @url{ffprobe.html,ffprobe}, @url{ffserver.html,ffserver},
 @url{ffmpeg-utils.html,ffmpeg-utils},
 @url{ffmpeg-scaler.html,ffmpeg-scaler},
@@ -217,6 +227,12 @@ Seek to percentage in file corresponding to fraction of width.
 @end ifhtml
 
 @ifnothtml
+@ifset config-all
+ffplay(1),
+@end ifset
+@ifset config-not-all
+ffplay-all(1),
+@end ifset
 ffmpeg(1), ffprobe(1), ffserver(1),
 ffmpeg-utils(1), ffmpeg-scaler(1), ffmpeg-resampler(1),
 ffmpeg-codecs(1), ffmpeg-bitstream-filters(1), ffmpeg-formats(1),
diff --git a/doc/ffprobe.texi b/doc/ffprobe.texi
index b3448e62f5..aacee3ae5e 100644
--- a/doc/ffprobe.texi
+++ b/doc/ffprobe.texi
@@ -487,9 +487,19 @@ DV, GXF and AVI timecodes are available in format metadata
 @end itemize
 @c man end TIMECODE
 
+@ifset config-all
+@include all-components.texi
+@end ifset
+
 @chapter See Also
 
 @ifhtml
+@ifset config-all
+@url{ffprobe.html,ffprobe},
+@end ifset
+@ifset config-not-all
+@url{ffprobe-all.html,ffprobe-all},
+@end ifset
 @url{ffmpeg.html,ffmpeg}, @url{ffplay.html,ffplay}, @url{ffserver.html,ffserver},
 @url{ffmpeg-utils.html,ffmpeg-utils},
 @url{ffmpeg-scaler.html,ffmpeg-scaler},
@@ -503,6 +513,12 @@ DV, GXF and AVI timecodes are available in format metadata
 @end ifhtml
 
 @ifnothtml
+@ifset config-all
+ffprobe(1),
+@end ifset
+@ifset config-not-all
+ffprobe-all(1),
+@end ifset
 ffmpeg(1), ffplay(1), ffserver(1),
 ffmpeg-utils(1), ffmpeg-scaler(1), ffmpeg-resampler(1),
 ffmpeg-codecs(1), ffmpeg-bitstream-filters(1), ffmpeg-formats(1),
diff --git a/doc/ffserver.texi b/doc/ffserver.texi
index f1b7599427..8844941fcc 100644
--- a/doc/ffserver.texi
+++ b/doc/ffserver.texi
@@ -246,10 +246,20 @@ messages to stdout.
 @end table
 @c man end
 
+@ifset config-all
+@include all-components.texi
+@end ifset
+
 @chapter See Also
 
 @ifhtml
-The @file{doc/ffserver.conf} example,
+@ifset config-all
+@url{ffserver.html,ffserver},
+@end ifset
+@ifset config-not-all
+@url{ffserver-all.html,ffserver-all},
+@end ifset
+the @file{doc/ffserver.conf} example,
 @url{ffmpeg.html,ffmpeg}, @url{ffplay.html,ffplay}, @url{ffprobe.html,ffprobe},
 @url{ffmpeg-utils.html,ffmpeg-utils},
 @url{ffmpeg-scaler.html,ffmpeg-scaler},
@@ -263,7 +273,13 @@ The @file{doc/ffserver.conf} example,
 @end ifhtml
 
 @ifnothtml
-The @file{doc/ffserver.conf} example, ffmpeg(1), ffplay(1), ffprobe(1),
+@ifset config-all
+ffserver(1),
+@end ifset
+@ifset config-not-all
+ffserver-all(1),
+@end ifset
+the @file{doc/ffserver.conf} example, ffmpeg(1), ffplay(1), ffprobe(1),
 ffmpeg-utils(1), ffmpeg-scaler(1), ffmpeg-resampler(1),
 ffmpeg-codecs(1), ffmpeg-bitstream-filters(1), ffmpeg-formats(1),
 ffmpeg-devices(1), ffmpeg-protocols(1), ffmpeg-filters(1)