Misc small mods for WIN16 and making HTB files

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_2_BRANCH@7468 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

utils/tex2rtf/src/makefile.vc

@@ -92,6 +92,7 @@ DOCSOURCES=$(LOCALDOCDIR)\tex2rtf.tex
 
 html: $(DOCDIR)\html\tex2rtf\t2rtf.htm
 htmlhelp: $(DOCDIR)\htmlhelp\tex2rtf.chm
+htb:	$(DOCDIR)\htb\tex2rtf.htb
 hlp: $(DOCDIR)\winhelp\tex2rtf.hlp
 pdfrtf: $(DOCDIR)\pdf\tex2rtf.rtf
 ps: $(WXDIR)\docs\ps\tex2rtf.ps
@@ -131,6 +132,18 @@ $(DOCDIR)\htmlhelp\tex2rtf.chm : $(DOCDIR)\html\tex2rtf\t2rtf.htm $(DOCDIR)\html
     move t2rtf.chm $(DOCDIR)\htmlhelp\tex2rtf.chm
 	cd $(THISDIR)
 
+# An htb file is a zip file containing the .htm, .gif, .hhp, .hhc and .hhk
+# files, renamed to htb.
+# This can then be used with e.g. helpview.
+# Optionally, a cached version of the .hhp file can be generated with hhp2cached.
+$(DOCDIR)\htb\tex2rtf.htb: $(DOCDIR)\html\tex2rtf\t2rtf.htm
+	cd $(DOCDIR)\html\tex2rtf
+    -erase /Y tex2rtf.zip tex2rtf.htb
+    zip32 tex2rtf.zip *.htm *.gif *.hhp *.hhc *.hhk
+    -mkdir $(DOCDIR)\htb
+    move tex2rtf.zip $(DOCDIR)\htb\tex2rtf.htb
+    cd $(THISDIR)
+
 $(LOCALDOCDIR)\tex2rtf.dvi:	$(DOCSOURCES)
 	cd $(LOCALDOCDIR)
         -latex tex2rtf