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-rw-r--r--Documentation/DocBook/Makefile48
1 files changed, 33 insertions, 15 deletions
diff --git a/Documentation/DocBook/Makefile b/Documentation/DocBook/Makefile
index 7018f5c6a447..1c955883cf58 100644
--- a/Documentation/DocBook/Makefile
+++ b/Documentation/DocBook/Makefile
@@ -20,6 +20,12 @@ DOCBOOKS := wanbook.xml z8530book.xml mcabook.xml videobook.xml \
# +--> DIR=file (htmldocs)
# +--> man/ (mandocs)
+
+# for PDF and PS output you can choose between xmlto and docbook-utils tools
+PDF_METHOD = $(prefer-db2x)
+PS_METHOD = $(prefer-db2x)
+
+
###
# The targets that may be used.
.PHONY: xmldocs sgmldocs psdocs pdfdocs htmldocs mandocs installmandocs
@@ -93,27 +99,39 @@ C-procfs-example = procfs_example.xml
C-procfs-example2 = $(addprefix $(obj)/,$(C-procfs-example))
$(obj)/procfs-guide.xml: $(C-procfs-example2)
-###
-# Rules to generate postscript, PDF and HTML
-# db2html creates a directory. Generate a html file used for timestamp
+notfoundtemplate = echo "*** You have to install docbook-utils or xmlto ***"; \
+ exit 1
+db2xtemplate = db2TYPE -o $(dir $@) $<
+xmltotemplate = xmlto TYPE $(XMLTOFLAGS) -o $(dir $@) $<
+
+# determine which methods are available
+ifeq ($(shell which db2ps >/dev/null 2>&1 && echo found),found)
+ use-db2x = db2x
+ prefer-db2x = db2x
+else
+ use-db2x = notfound
+ prefer-db2x = $(use-xmlto)
+endif
+ifeq ($(shell which xmlto >/dev/null 2>&1 && echo found),found)
+ use-xmlto = xmlto
+ prefer-xmlto = xmlto
+else
+ use-xmlto = notfound
+ prefer-xmlto = $(use-db2x)
+endif
-quiet_cmd_db2ps = XMLTO $@
- cmd_db2ps = xmlto ps $(XMLTOFLAGS) -o $(dir $@) $<
+# the commands, generated from the chosen template
+quiet_cmd_db2ps = PS $@
+ cmd_db2ps = $(subst TYPE,ps, $($(PS_METHOD)template))
%.ps : %.xml
- @(which xmlto > /dev/null 2>&1) || \
- (echo "*** You need to install xmlto ***"; \
- exit 1)
$(call cmd,db2ps)
-quiet_cmd_db2pdf = XMLTO $@
- cmd_db2pdf = xmlto pdf $(XMLTOFLAGS) -o $(dir $@) $<
+quiet_cmd_db2pdf = PDF $@
+ cmd_db2pdf = $(subst TYPE,pdf, $($(PDF_METHOD)template))
%.pdf : %.xml
- @(which xmlto > /dev/null 2>&1) || \
- (echo "*** You need to install xmlto ***"; \
- exit 1)
$(call cmd,db2pdf)
-quiet_cmd_db2html = XMLTO $@
+quiet_cmd_db2html = HTML $@
cmd_db2html = xmlto xhtml $(XMLTOFLAGS) -o $(patsubst %.html,%,$@) $< && \
echo '<a HREF="$(patsubst %.html,%,$(notdir $@))/index.html"> \
Goto $(patsubst %.html,%,$(notdir $@))</a><p>' > $@
@@ -127,7 +145,7 @@ quiet_cmd_db2html = XMLTO $@
@if [ ! -z "$(PNG-$(basename $(notdir $@)))" ]; then \
cp $(PNG-$(basename $(notdir $@))) $(patsubst %.html,%,$@); fi
-quiet_cmd_db2man = XMLTO $@
+quiet_cmd_db2man = MAN $@
cmd_db2man = if grep -q refentry $<; then xmlto man $(XMLTOFLAGS) -o $(obj)/man $< ; gzip -f $(obj)/man/*.9; fi
%.9 : %.xml
@(which xmlto > /dev/null 2>&1) || \
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