Partially revert "Merge commit 'f187557a'"

This partially reverts commit c0237d19
Some scripts make use of --disable-doc
Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

configure

@@ -1228,6 +1228,7 @@ EXTERNAL_LIBRARY_LIST="
 "
 
 DOCUMENT_LIST="
+    doc
     htmlpages
     manpages
     podpages
@@ -2294,6 +2295,7 @@ podpages_deps="perl"
 manpages_deps="perl pod2man"
 htmlpages_deps="texi2html"
 txtpages_deps="makeinfo"
+doc_deps_any="manpages htmlpages podpages txtpages"
 
 # default parameters
 

doc/Makefile

@@ -36,8 +36,9 @@ DOCS-$(CONFIG_MANPAGES)  += $(MANPAGES)
 DOCS-$(CONFIG_TXTPAGES)  += $(TXTPAGES)
 DOCS = $(DOCS-yes)
 
+all-$(CONFIG_DOC): doc
+
 doc: documentation
-all: $(DOCS)
 
 apidoc: doc/doxy/html
 documentation: $(DOCS)
@@ -94,7 +95,7 @@ install-html:
 install-man:
 
 ifdef CONFIG_HTMLPAGES
-install-progs: install-html
+install-progs-$(CONFIG_DOC): install-html
 
 install-html: $(HTMLPAGES)
 	$(Q)mkdir -p "$(DOCDIR)"
@@ -102,7 +103,7 @@ install-html: $(HTMLPAGES)
 endif
 
 ifdef CONFIG_MANPAGES
-install-progs: install-man
+install-progs-$(CONFIG_DOC): install-man
 
 install-man: $(MANPAGES)
 	$(Q)mkdir -p "$(MANDIR)/man1"