add HelpViewer recipe (#4905)

* add HelpViewer recipe

haiku-apps/helpviewer/helpviewer-1.6.1.1.recipe

@@ -0,0 +1,52 @@
+SUMMARY="A help file viewer"
+DESCRIPTION="An application for viewing help files that use a simple html like mark-up.\
+Unlike html, .hlp is directed at help files not a rich web experiance."
+
+HOMEPAGE="http://fatelk.com/"
+COPYRIGHT="2017-2019 Jim Saxton, Fat Elk Software"
+REVISION="1"
+LICENSE="FatElk"
+SOURCE_URI="http://fatelk.com/helpviewer/helpviewer-1.6.1.1.zip"
+CHECKSUM_SHA256="f780257f194cdf7c7ea2600cff8d82fd9d74681de80dd176e262aa36905133a9"
+
+SOURCE_DIR="helpviewer"
+
+ARCHITECTURES="x86_gcc2 !x86 x86_64"
+
+PROVIDES="
+	helpviewer = $portVersion
+	app:HelpViewer = $portVersion
+	cmd:helpviewer = $portVersion
+	"
+REQUIRES="
+	haiku
+	yab >= 1.7.5.5
+	lib:libyab
+	lib:libz
+	"
+
+BUILD_REQUIRES="
+	haiku_devel
+	"
+
+BUILD_PREREQUIRES="
+	cmd:unzip
+	"
+
+BUILD()
+{
+	unzip $targetArchitecture/HelpViewer.zip -d apps
+	unzip $targetArchitecture/mime_db.zip -d data
+}
+
+INSTALL()
+{
+	mkdir -p $appsDir
+	mkdir $appsDir/HelpViewer
+	mkdir -p $dataDir
+	mkdir -p $binDir
+	cp -r apps/* $appsDir/HelpViewer/
+	chmod a+x $appsDir/HelpViewer/HelpViewr-post-install.sh
+	cp -r data/mime_db $dataDir/
+	ln -s $appsDir/HelpViewer/HelpViewer $binDir
+}

haiku-apps/helpviewer/licenses/FatElk

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+
+FAT ELK license: 
+Freeware:
+FAT ELK Software reserves the right to modify the program. Users are free to use, copy or share this program without limitation. 
+
+Use at your own risk: 
+THIS PROGRAM IS PROVIDED "AS IS" AND WITHOUT ANY EXPRESS OR
+IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE