Ruby examples added.

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@853 626c5289-ae23-0410-ae9c-e8d60b6d4f22

SWIG/Examples/ruby/variables/runme.rb

@@ -0,0 +1,78 @@
+# file: runme.rb
+
+require 'example'
+
+# Try to set the values of some global variables
+
+Example.ivar   =  42
+Example.svar   = -31000
+Example.lvar   =  65537
+Example.uivar  =  123456
+Example.usvar  =  61000
+Example.ulvar  =  654321
+Example.scvar  =  -13
+Example.ucvar  =  251
+Example.cvar   =  "S"
+Example.fvar   =  3.14159
+Example.dvar   =  2.1828
+Example.strvar =  "Hello World"
+Example.cstrvar = "Goodbye"
+Example.iptrvar= Example.new_int(37)
+Example.ptptr  = Example.new_Point(37,42)
+Example.name   = "Bill"
+
+# Now print out the values of the variables
+
+puts "Variables (values printed from Ruby)"
+
+print "ivar      = ", Example.ivar, "\n"
+print "svar      = ", Example.svar, "\n"
+print "lvar      = ", Example.lvar, "\n"
+print "uivar     = ", Example.uivar, "\n"
+print "usvar     = ", Example.usvar, "\n"
+print "ulvar     = ", Example.ulvar, "\n"
+print "scvar     = ", Example.scvar, "\n"
+print "ucvar     = ", Example.ucvar, "\n"
+print "fvar      = ", Example.fvar, "\n"
+print "dvar      = ", Example.dvar, "\n"
+print "cvar      = ", Example.cvar, "\n"
+print "strvar    = ", Example.strvar, "\n"
+print "cstrvar   = ", Example.cstrvar, "\n"
+print "iptrvar   = ", Example.iptrvar, "\n"
+print "name      = ", Example.name, "\n"
+print "ptptr     = ", Example.ptptr, " ", Example.Point_print(Example.ptptr), "\n"
+print "pt        = ", Example.pt, " ", Example.Point_print(Example.pt), "\n"
+
+puts "\nVariables (values printed from C)"
+
+Example.print_vars()
+
+puts "\nNow I'm going to try and modify some read only variables";
+
+puts "     Tring to set 'path'";
+begin
+  Example.path = "Whoa!"
+  puts "Hey, what's going on?!?! This shouldn't work"
+rescue
+  puts "Good."
+end
+
+puts "     Trying to set 'status'";
+begin
+  Example.status = 0
+  puts "Hey, what's going on?!?! This shouldn't work"
+rescue
+  puts "Good."
+end
+
+
+print "\nI'm going to try and update a structure variable.\n\n"
+
+Example.pt = Example.ptptr
+
+puts "The new value is"
+Example.pt_print()
+print "You should see the value ", Example.Point_print(Example.ptptr), "\n"
+
+
+