text: /**********************************************************************
  
    version.c -
  
    $Author$
    $Date$
    created at: Thu Sep 30 20:08:01 JST 1993
  
    Copyright (C) 1993-2003 Yukihiro Matsumoto
  
  **********************************************************************/
  
  #include "ruby.h"
  #include "rubysig.h"
  #include "version.h"
  #include <stdio.h>
  
  #define PRINT(type) puts(ruby_##type)
  #define MKSTR(type) rb_obj_freeze(rb_str_new(ruby_##type, sizeof(ruby_##type)-1))
  
  const char ruby_engine[] = RUBY_ENGINE;
  const char ruby_version[] = RUBY_VERSION;
  const char ruby_release_date[] = RUBY_RELEASE_DATE;
  const char ruby_platform[] = RUBY_PLATFORM;
  const int ruby_patchlevel = RUBY_PATCHLEVEL;
  const char *ruby_description;
  const char *ruby_copyright;
  
  #define REE_VERSION "2011.01"
  
  void
  Init_version()
  {
      static char description[128];
      static char copyright[128];
      VALUE e = MKSTR(engine);
      VALUE v = MKSTR(version);
      VALUE d = MKSTR(release_date);
      VALUE p = MKSTR(platform);
      VALUE tmp;
  
      rb_define_global_const("RUBY_ENGINE", e);
      rb_define_global_const("RUBY_VERSION", v);
      rb_define_global_const("RUBY_RELEASE_DATE", d);
      rb_define_global_const("RUBY_PLATFORM", p);
      rb_define_global_const("RUBY_PATCHLEVEL", INT2FIX(RUBY_PATCHLEVEL));
  
      snprintf(description, sizeof(description),
               "ruby %s (%s %s %d) [%s], MBARI 0x%x, Ruby Enterprise Edition %s",
               RUBY_VERSION, RUBY_RELEASE_DATE, RUBY_RELEASE_STR,
               RUBY_RELEASE_NUM, RUBY_PLATFORM,
               STACK_WIPE_SITES, REE_VERSION);
      ruby_description = description;
      tmp = rb_obj_freeze(rb_str_new2(description));
      rb_define_global_const("RUBY_DESCRIPTION", tmp);
  
      snprintf(copyright, sizeof(copyright), "ruby - Copyright (C) %d-%d %s",
               RUBY_BIRTH_YEAR, RUBY_RELEASE_YEAR, RUBY_AUTHOR);
      ruby_copyright = copyright;
      tmp = rb_obj_freeze(rb_str_new2(copyright));
      rb_define_global_const("RUBY_COPYRIGHT", tmp);
  
      /* obsolete constants */
      rb_define_global_const("VERSION", v);
      rb_define_global_const("RELEASE_DATE", d);
      rb_define_global_const("PLATFORM", p);
  }
  
  void
  ruby_show_version()
  {
      PRINT(description);
      fflush(stdout);
  }
  
  void
  ruby_show_copyright()
  {
      PRINT(copyright);
      exit(0);
  }
  