devel/forge-devel: Add PDF option and change DOCS option

* Add new option PDF. If it is enabled PDF document is built and
  installed.
* Change DOCS option so HTML document is built and installed if it is
  enabled.
* Add NO_ARCH

devel/forge-devel/Makefile

@@ -2,6 +2,7 @@ PORTNAME=	forge
 DISTVERSIONPREFIX=	v
 DISTVERSION=	0.3.0-44
 DISTVERSIONSUFFIX=	-g43055ac
+PORTREVISION=	1
 CATEGORIES=	devel elisp
 PKGNAMESUFFIX=	-devel${EMACS_PKGNAMESUFFIX}
 
@@ -33,19 +34,31 @@ USE_GITHUB=	yes
 GH_ACCOUNT=	magit
 
 MAKE_ENV+=	INSTALL_INFO=install-info \
-		LOAD_PATH="${_LOAD_PATH}"
+		LOAD_PATH="${LOAD_PATH}"
 # Parallel build fails if Emacs is built with native compilation enabled
 MAKE_JOBS_UNSAFE=	yes
 ALL_TARGET=	lisp info
 
 CONFLICTS=	forge-emacs*
 
+NO_ARCH=	yes
+
 INFO=		forge
-PORTDOCS=	README.md
+PORTDOCS=	CHANGELOG README.md forge.html
+
+OPTIONS_DEFINE=	DOCS PDF
+OPTIONS_SUB=	yes
+
+PDF_DESC=	Build and install PDF document
 
-OPTIONS_DEFINE=	DOCS
+DOCS_BUILD_DEPENDS=	gsed:textproc/gsed
+DOCS_ALL_TARGET=	html
+DOCS_BINARY_ALIAS=	sed=gsed
+PDF_BUILD_DEPENDS=	texi2pdf:print/texinfo
+PDF_USE=		TEX=dvipdfmx:build
+PDF_ALL_TARGET=		pdf
 
-_LOAD_PATH=	-L ${PREFIX}/${EMACS_SITE_LISPDIR} -L \
+LOAD_PATH=	-L ${PREFIX}/${EMACS_SITE_LISPDIR} -L \
 		${PREFIX}/${EMACS_VERSION_SITE_LISPDIR} -L \
 		${PREFIX}/${EMACS_VERSION_SITE_LISPDIR}/closql -L \
 		${PREFIX}/${EMACS_VERSION_SITE_LISPDIR}/emacsql -L \
@@ -60,6 +73,11 @@ do-install:
 
 do-install-DOCS-on:
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
-	${INSTALL_DATA} ${WRKSRC}/README.md ${STAGEDIR}${DOCSDIR}
+	${INSTALL_DATA} ${WRKSRC}/CHANGELOG ${WRKSRC}/README.md \
+		${WRKSRC}/docs/forge.html ${STAGEDIR}${DOCSDIR}
+
+do-install-PDF-on:
+	@${MKDIR} ${STAGEDIR}${DOCSDIR}
+	${INSTALL_DATA} ${WRKSRC}/docs/forge.pdf ${STAGEDIR}${DOCSDIR}
 
 .include <bsd.port.mk>

devel/forge-devel/pkg-plist

@@ -35,3 +35,4 @@
 %%EMACS_VERSION_SITE_LISPDIR%%/forge/forge-topic.elc
 %%EMACS_VERSION_SITE_LISPDIR%%/forge/forge.el
 %%EMACS_VERSION_SITE_LISPDIR%%/forge/forge.elc
+%%PDF%%%%DOCSDIR%%/forge.pdf