Docs: clean up some DocBook loose ends

There were a few bits and pieces left over from the now-disused DocBook
toolchain; git rid of them.

Reported-by: Markus Heiser <[email protected]>
Signed-off-by: Jonathan Corbet <[email protected]>

Author: Jonathan Corbet

Diff for: Documentation/dontdiff

@@ -118,7 +118,6 @@ defkeymap.c
 devlist.h*
 devicetable-offsets.h
 dnotify_test
-docproc
 dslm
 dtc
 elf2ecoff

Diff for: Documentation/sphinx/convert_template.sed

@@ -4135,8 +4135,7 @@ M:	Jonathan Corbet <[email protected]>
 L:	[email protected]
 S:	Maintained
 F:	Documentation/
-F:	scripts/docproc.c
-F:	scripts/kernel-doc*
+F:	scripts/kernel-doc
 X:	Documentation/ABI/
 X:	Documentation/devicetree/
 X:	Documentation/acpi

Diff for: Documentation/sphinx/post_convert.sed

@@ -1467,7 +1467,6 @@ $(help-board-dirs): help-%:
 DOC_TARGETS := xmldocs sgmldocs psdocs latexdocs pdfdocs htmldocs mandocs installmandocs epubdocs cleandocs linkcheckdocs
 PHONY += $(DOC_TARGETS)
 $(DOC_TARGETS): scripts_basic FORCE
-	$(Q)$(MAKE) $(build)=scripts build_docproc
 	$(Q)$(MAKE) $(build)=Documentation $@
 
 else # KBUILD_EXTMOD

Diff for: MAINTAINERS

@@ -7,7 +7,6 @@ pnmtologo
 unifdef
 ihex2fw
 recordmcount
-docproc
 check-lc_ctype
 sortextable
 asn1_compiler

Diff for: Makefile

@@ -6,7 +6,6 @@
 # pnmttologo:    Convert pnm files to logo files
 # conmakehash:   Create chartable
 # conmakehash:	 Create arrays for initializing the kernel console tables
-# docproc:       Used in Documentation/
 
 HOST_EXTRACFLAGS += -I$(srctree)/tools/include
 
@@ -28,14 +27,12 @@ HOSTLOADLIBES_extract-cert = -lcrypto
 always		:= $(hostprogs-y) $(hostprogs-m)
 
 # The following hostprogs-y programs are only build on demand
-hostprogs-y += unifdef docproc
+hostprogs-y += unifdef
 
 # These targets are used internally to avoid "is up to date" messages
-PHONY += build_unifdef build_docproc
+PHONY += build_unifdef
 build_unifdef: $(obj)/unifdef
 	@:
-build_docproc: $(obj)/docproc
-	@:
 
 subdir-$(CONFIG_MODVERSIONS) += genksyms
 subdir-y                     += mod