X-Git-Url: https://git.distorted.org.uk/~mdw/sgt/puzzles/blobdiff_plain/80ef59c713c67acdda99b6fce0c91721211f1f96..HEAD:/Makefile.doc

diff --git a/Makefile.doc b/Makefile.doc
index 160dad0..c7d6946 100644
--- a/Makefile.doc
+++ b/Makefile.doc
@@ -1,2 +1,17 @@
-puzzles.hlp puzzles.txt: puzzles.but
-	halibut --winhelp=puzzles.hlp --text=puzzles.txt puzzles.but
+all: puzzles.hlp puzzles.txt HACKING
+
+preprocessed.but: puzzles.but
+	sed 's/PREFIX-/$(BINPREFIX)/g' puzzles.but > preprocessed.but
+
+puzzles.hlp puzzles.txt: preprocessed.but
+	halibut --winhelp=puzzles.hlp --text=puzzles.txt preprocessed.but
+
+HACKING: devel.but
+	halibut --text=HACKING devel.but
+
+chm: puzzles.hhp
+puzzles.hhp: puzzles.but chm.but
+	halibut --html puzzles.but chm.but
+
+clean:
+	rm -f puzzles.hlp puzzles.txt preprocessed.but HACKING *.html *.hh[pck]