[FFmpeg-devel] [PATCH] build: Fix documentation dependencies and rules

[jamal]

---
 configure    |    5 ++++-
 doc/Makefile |   12 ++++++++----
 2 files changed, 12 insertions(+), 5 deletions(-)

diff --git a/configure b/configure
index c373640..e74b0b1 100755
--- a/configure
+++ b/configure
@@ -1252,6 +1252,7 @@ HAVE_LIST="
     nanosleep
     netinet_sctp_h
     PeekNamedPipe
+    pod2man
     poll_h
     posix_memalign
     pthread_cancel
@@ -1294,6 +1295,7 @@ HAVE_LIST="
     sys_time_h
     sys_videoio_h
     termios_h
+    texi2html
     threads
     trunc
     truncf
@@ -1780,7 +1782,7 @@ ffprobe_deps="avcodec avformat"
 ffserver_deps="avformat ffm_muxer fork rtp_protocol rtsp_demuxer"
 ffserver_extralibs='$ldl'
 
-doc_deps="texi2html"
+doc_deps_any="texi2html makeinfo pod2man"
 
 # tests
 
@@ -3379,6 +3381,7 @@ enabled sdl && add_cflags $sdl_cflags && add_extralibs $sdl_libs
 
 texi2html -version > /dev/null 2>&1 && enable texi2html || disable texi2html
 makeinfo --version > /dev/null 2>&1 && enable makeinfo  || disable makeinfo
+pod2man --help > /dev/null 2>&1 && enable pod2man || disable pod2man
 
 check_header linux/fb.h
 check_header linux/videodev.h
diff --git a/doc/Makefile b/doc/Makefile
index 16f6a0d..a9c9ea6 100644
--- a/doc/Makefile
+++ b/doc/Makefile
@@ -13,10 +13,10 @@ HTMLPAGES   = $(PROGS-yes:%=doc/%.html)                                 \
 TXTPAGES    = doc/fate.txt                                              \
 
 
-DOCS = $(HTMLPAGES) $(MANPAGES) $(PODPAGES)
-ifdef HAVE_MAKEINFO
-DOCS += $(TXTPAGES)
-endif
+DOCS-$(HAVE_TEXI2HTML)  += $(HTMLPAGES)
+DOCS-$(HAVE_POD2MAN)    += $(MANPAGES) $(PODPAGES)
+DOCS-$(HAVE_MAKEINFO)   += $(TXTPAGES)
+DOCS = $(DOCS-yes)
 
 all-$(CONFIG_DOC): documentation
 
@@ -54,11 +54,15 @@ doc/%.1: doc/%.pod $(GENTEXI)
 
 $(DOCS): | doc/
 
+install-man:
+
+ifdef HAVE_POD2MAN
 install-progs-$(CONFIG_DOC): install-man
 
 install-man: $(MANPAGES)
 	$(Q)mkdir -p "$(MANDIR)/man1"
 	$(INSTALL) -m 644 $(MANPAGES) "$(MANDIR)/man1"
+endif
 
 uninstall: uninstall-man
 
-- 
1.7.8.6