Add package Qb64 (#2577)

* Create qb64.rb

* Added proper armv7l and aarch64 support

* Use self.patch for elegance

packages/qb64.rb

+require 'package'
+
+class Qb64 < Package
+  description 'QB64 is a modern extended BASIC+OpenGL language that retains QB4.5/QBasic compatibility and compiles native binaries for Windows, Linux and macOS.'
+  homepage 'https://www.qb64.org/'
+  version '1.2'
+  source_url 'https://www.qb64.org/autobuilds/master/qb64_2018-02-28-12-16-57_c3ad985-master_lnx.tar.gz'
+  source_sha256 '47c739847e3f0d517150eae28e459e4c2cc1f904c1ab11eb7d089810d56e044a'
+
+  depends_on 'libglu'
+  depends_on 'freeglut'
+  depends_on 'alsa_lib'
+  depends_on 'alsa_plugins'
+  depends_on 'sommelier'
+
+  def self.patch
+    system "find . -name '*.sh' -exec sed -i \"s/\\r//g\" {} \\;"
+    system "find . -name '*.sh' -exec sed -i \"s/\.\\/setup/bash setup/g\" {} \\;"
+    system "find . -name '*.sh' -exec sed -i \"s/\.\\/qb64 \\&/exec qb64 \\&/g\" {} \\;"
+    system "find . -name '*.sh' -exec sed -i \"s/\~\\/\.local\\/share\\/applicationexec qb64\\.desktop/\\/dev\\/null/g\" {} \\;"
+    case ARCH
+    when 'armv7l', 'aarch64'
+      system "sed -i '1i#define QB64_NOT_X86' internal/c/common.h"
+    end
+  end
+
+  def self.build
+    system "bash setup_lnx.sh"
+  end
+
+  def self.install
+    system "chmod", "+x", "qb64"
+    system "mkdir", "-p", "#{CREW_DEST_PREFIX}/share/qb64"
+    system "mkdir", "-p", "#{CREW_DEST_PREFIX}/bin"
+    system "cp", "-rpa", ".", "#{CREW_DEST_PREFIX}/share/qb64/"
+    system "echo '\#!/bin/bash' >> #{CREW_DEST_PREFIX}/bin/qb64"
+    system "echo \"cd #{CREW_PREFIX}/share/qb64/\" >> #{CREW_DEST_PREFIX}/bin/qb64"
+    system "echo \"sommelier -X #{CREW_PREFIX}/share/qb64/qb64\" >> #{CREW_DEST_PREFIX}/bin/qb64"
+    system "chmod +x #{CREW_DEST_PREFIX}/bin/qb64"
+  end
+end