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
  26 void
  27 Init_version(void)
  28 {
  29     rb_define_global_const("RUBY_VERSION", MKSTR(version));
  30     rb_define_global_const("RUBY_RELEASE_DATE", MKSTR(release_date));
  31     rb_define_global_const("RUBY_PLATFORM", MKSTR(platform));
  32     rb_define_global_const("RUBY_PATCHLEVEL", INT2FIX(RUBY_PATCHLEVEL));
  33     rb_define_global_const("RUBY_REVISION", INT2FIX(RUBY_REVISION));
  34     rb_define_global_const("RUBY_DESCRIPTION", MKSTR(description));
  35     rb_define_global_const("RUBY_COPYRIGHT", MKSTR(copyright));
  36 }
  37
  38 void
  39 ruby_show_version(void)
  40 {
  41     PRINT(description);
  42     fflush(stdout);
  43 }
  44
  45 void
  46 ruby_show_copyright(void)
  47 {
  48     PRINT(copyright);
  49     exit(0);
  50 }