twaindsm: add twaindsm-doc + enable stripping

Stripping is actually ok, because DSM_Entry is found anyway.
Create the doxygen html documentation and create twaindsm-doc.

srcpkgs/twaindsm-doc

@@ -0,0 +1 @@
+twaindsm

srcpkgs/twaindsm/template

@@ -1,11 +1,11 @@
 # Template file for 'twaindsm'
 pkgname=twaindsm
 version=2.3.0
-revision=2
+revision=3
 wrksrc="${pkgname}-${version}.orig"
 build_wrksrc="src"
 build_style=cmake
-hostmakedepends="unzip"
+hostmakedepends="doxygen unzip"
 short_desc="TWAIN data source manager"
 maintainer="Jürgen Buchmüller <pullmoll@t-online.de>"
 license="LGPL-2.1"
@@ -13,14 +13,20 @@ homepage="http://www.twain.org"
 distfiles="$SOURCEFORGE_SITE/twain-dsm/TWAIN%20DSM%20${version%.*.*}%20Source/${pkgname}-${version}.source.zip"
 checksum=9a51ba95b1e51bb5a5fb855799d802269c147b2ba362e030150b1c9980f988ce
 
-# twaindsm.so is loaded dynamically by applications
-# which want it to export the symbol DSM_Entry
-nostrip=yes
-
 pre_configure() {
 	sed -i CMakeLists.txt -e's; -Werror;;'
 }
 
+post_build() {
+	cd ${wrksrc}
+	# Fix backslash in pathname
+	sed -i Doxyfile -e's;.\\src;./src;g'
+	# Update Doxyfile
+	doxygen -u
+	# Generate documentation and redirect warnings to /dev/null
+	doxygen 2> /dev/null
+}
+
 twaindsm-devel_package() {
 	short_desc+=" - development files"
 	depends="${sourcepkg}>=${version}_${revision}"
@@ -29,3 +35,12 @@ twaindsm-devel_package() {
 		vmove usr/include
 	}
 }
+
+twaindsm-doc_package() {
+	short_desc+=" - documentation"
+	noarch=yes
+	pkg_install() {
+		vmkdir usr/share/doc/${pkgname}
+		mv ${wrksrc}/doc/html ${PKGDESTDIR}/usr/share/doc/${pkgname}
+	}
+}