Create leptonica.rb

packages/leptonica.rb

+require 'package'
+
+class Leptonica < Package
+  description 'Software that is broadly useful for image processing and image analysis applications'
+  homepage 'http://www.leptonica.com/'
+  @_ver = '1.80.0'
+  version @_ver
+  compatibility 'all'
+  source_url "https://github.com/DanBloomberg/leptonica/archive/#{@_ver}.tar.gz"
+  source_sha256 '3952b974ec057d24267aae48c54bca68ead8275604bf084a73a4b953ff79196e'
+
+  binary_url({
+    aarch64: 'https://dl.bintray.com/chromebrew/chromebrew/leptonica-1.80.0-chromeos-armv7l.tar.xz',
+     armv7l: 'https://dl.bintray.com/chromebrew/chromebrew/leptonica-1.80.0-chromeos-armv7l.tar.xz',
+       i686: 'https://dl.bintray.com/chromebrew/chromebrew/leptonica-1.80.0-chromeos-i686.tar.xz',
+     x86_64: 'https://dl.bintray.com/chromebrew/chromebrew/leptonica-1.80.0-chromeos-x86_64.tar.xz'
+  })
+  binary_sha256({
+    aarch64: '92169fedf2fdf6eeecfbcf91046c672827a14293e25eb4529b305fca5e844100',
+     armv7l: '92169fedf2fdf6eeecfbcf91046c672827a14293e25eb4529b305fca5e844100',
+       i686: '0983780d91e159289d9c0efc81390cf7b3b8f666c62848744d7c327005b3d080',
+     x86_64: '9125c52e3bd232009858d406bf37099e0089a543900246f7710b34dbc6b1d7a1'
+  })
+
+  depends_on 'giflib'
+  depends_on 'libjpeg_turbo'
+  depends_on 'libpng'
+  depends_on 'libtiff'
+  depends_on 'libwebp'
+
+  def self.build
+    system '[ -x configure ] || ./autogen.sh'
+    system "[ -f Makefile ] || env CFLAGS='-pipe -fno-stack-protector -U_FORTIFY_SOURCE -flto=auto' \
+      CXXFLAGS='-pipe -fno-stack-protector -U_FORTIFY_SOURCE -flto=auto' \
+      LDFLAGS='-fno-stack-protector -U_FORTIFY_SOURCE -flto=auto' \
+      ./configure #{CREW_OPTIONS}"
+    system 'make'
+  end
+
+  def self.install
+    system "make DESTDIR=#{CREW_DEST_DIR} install"
+  end
+end