version.c

   1 /**********************************************************************
   2
   3   version.c -
   4
   5   $Author$
   6   created at: Thu Sep 30 20:08:01 JST 1993
   7
   8   Copyright (C) 1993-2007 Yukihiro Matsumoto
   9
  10 **********************************************************************/
  11
  12 #include "ruby/ruby.h"
  13 #include "version.h"
  14 #include <stdio.h>
  15
  16 #define PRINT(type) puts(ruby_##type)
  17 #define MKSTR(type) rb_obj_freeze(rb_usascii_str_new(ruby_##type, sizeof(ruby_##type)-1))
  18
  19 const char ruby_version[] = RUBY_VERSION;
  20 const char ruby_release_date[] = RUBY_RELEASE_DATE;
  21 const char ruby_platform[] = RUBY_PLATFORM;
  22 const int ruby_patchlevel = RUBY_PATCHLEVEL;
  23 const char ruby_description[] = RUBY_DESCRIPTION;
  24 const char ruby_copyright[] = RUBY_COPYRIGHT;
  25 const char ruby_engine[] = "ruby";
  26
  27 void
  28 Init_version(void)
  29 {
  30     rb_define_global_const("RUBY_VERSION", MKSTR(version));
  31     rb_define_global_const("RUBY_RELEASE_DATE", MKSTR(release_date));
  32     rb_define_global_const("RUBY_PLATFORM", MKSTR(platform));
  33     rb_define_global_const("RUBY_PATCHLEVEL", INT2FIX(RUBY_PATCHLEVEL));
  34     rb_define_global_const("RUBY_REVISION", INT2FIX(RUBY_REVISION));
  35     rb_define_global_const("RUBY_DESCRIPTION", MKSTR(description));
  36     rb_define_global_const("RUBY_COPYRIGHT", MKSTR(copyright));
  37     rb_define_global_const("RUBY_ENGINE", MKSTR(engine));
  38 }
  39
  40 void
  41 ruby_show_version(void)
  42 {
  43     PRINT(description);
  44     fflush(stdout);
  45 }
  46
  47 void
  48 ruby_show_copyright(void)
  49 {
  50     PRINT(copyright);
  51     exit(0);
  52 }