ruby/version.c

250 строки
6.4 KiB
C

/**********************************************************************
version.c -
$Author$
created at: Thu Sep 30 20:08:01 JST 1993
Copyright (C) 1993-2007 Yukihiro Matsumoto
**********************************************************************/
#include "internal/cmdlineopt.h"
#include "internal/parse.h"
#include "internal/gc.h"
#include "ruby/ruby.h"
#include "version.h"
#include "vm_core.h"
#include "rjit.h"
#include "yjit.h"
#include <stdio.h>
#ifndef EXIT_SUCCESS
#define EXIT_SUCCESS 0
#endif
#ifdef RUBY_REVISION
# if RUBY_PATCHLEVEL == -1
# ifndef RUBY_BRANCH_NAME
# define RUBY_BRANCH_NAME "master"
# endif
# define RUBY_REVISION_STR " "RUBY_BRANCH_NAME" "RUBY_REVISION
# else
# define RUBY_REVISION_STR " revision "RUBY_REVISION
# endif
#else
# define RUBY_REVISION "HEAD"
# define RUBY_REVISION_STR ""
#endif
#if !defined RUBY_RELEASE_DATETIME || RUBY_PATCHLEVEL != -1
# undef RUBY_RELEASE_DATETIME
# define RUBY_RELEASE_DATETIME RUBY_RELEASE_DATE
#endif
#define PRINT(type) puts(ruby_##type)
#define MKSTR(type) rb_obj_freeze(rb_usascii_str_new_static(ruby_##type, sizeof(ruby_##type)-1))
#define MKINT(name) INT2FIX(ruby_##name)
const int ruby_api_version[] = {
RUBY_API_VERSION_MAJOR,
RUBY_API_VERSION_MINOR,
RUBY_API_VERSION_TEENY,
};
#define RUBY_VERSION \
STRINGIZE(RUBY_VERSION_MAJOR) "." \
STRINGIZE(RUBY_VERSION_MINOR) "." \
STRINGIZE(RUBY_VERSION_TEENY) ""
#ifndef RUBY_FULL_REVISION
# define RUBY_FULL_REVISION RUBY_REVISION
#endif
#ifdef YJIT_SUPPORT
#define YJIT_DESCRIPTION " +YJIT " STRINGIZE(YJIT_SUPPORT)
#else
#define YJIT_DESCRIPTION " +YJIT"
#endif
#if USE_SHARED_GC
#define GC_DESCRIPTION " +GC"
#else
#define GC_DESCRIPTION ""
#endif
const char ruby_version[] = RUBY_VERSION;
const char ruby_revision[] = RUBY_FULL_REVISION;
const char ruby_release_date[] = RUBY_RELEASE_DATE;
const char ruby_platform[] = RUBY_PLATFORM;
const int ruby_patchlevel = RUBY_PATCHLEVEL;
const char ruby_description[] =
"ruby " RUBY_VERSION RUBY_PATCHLEVEL_STR " "
"(" RUBY_RELEASE_DATETIME RUBY_REVISION_STR ") "
"[" RUBY_PLATFORM "]";
static const int ruby_description_opt_point =
(int)(sizeof(ruby_description) - sizeof(" [" RUBY_PLATFORM "]"));
const char ruby_copyright[] = "ruby - Copyright (C) "
RUBY_BIRTH_YEAR_STR "-" RUBY_RELEASE_YEAR_STR " "
RUBY_AUTHOR;
const char ruby_engine[] = "ruby";
// Might change after initialization
const char *rb_dynamic_description = ruby_description;
/*! Defines platform-depended Ruby-level constants */
void
Init_version(void)
{
enum {ruby_patchlevel = RUBY_PATCHLEVEL};
VALUE version = MKSTR(version);
VALUE ruby_engine_name = MKSTR(engine);
// MKSTR macro is a marker for fake.rb
/*
* The running version of ruby
*/
rb_define_global_const("RUBY_VERSION", /* MKSTR(version) */ version);
/*
* The date this ruby was released
*/
rb_define_global_const("RUBY_RELEASE_DATE", MKSTR(release_date));
/*
* The platform for this ruby
*/
rb_define_global_const("RUBY_PLATFORM", MKSTR(platform));
/*
* The patchlevel for this ruby. If this is a development build of ruby
* the patchlevel will be -1
*/
rb_define_global_const("RUBY_PATCHLEVEL", MKINT(patchlevel));
/*
* The GIT commit hash for this ruby.
*/
rb_define_global_const("RUBY_REVISION", MKSTR(revision));
/*
* The copyright string for ruby
*/
rb_define_global_const("RUBY_COPYRIGHT", MKSTR(copyright));
/*
* The engine or interpreter this ruby uses.
*/
rb_define_global_const("RUBY_ENGINE", /* MKSTR(engine) */ ruby_engine_name);
ruby_set_script_name(ruby_engine_name);
/*
* The version of the engine or interpreter this ruby uses.
*/
rb_define_global_const("RUBY_ENGINE_VERSION", /* MKSTR(version) */ version);
rb_provide("ruby2_keywords.rb");
}
#if USE_RJIT
#define RJIT_OPTS_ON opt->rjit.on
#else
#define RJIT_OPTS_ON 0
#endif
#if USE_YJIT
#define YJIT_OPTS_ON opt->yjit
#else
#define YJIT_OPTS_ON 0
#endif
int ruby_mn_threads_enabled;
#ifndef RB_DEFAULT_PARSER
#define RB_DEFAULT_PARSER RB_DEFAULT_PARSER_PRISM
#endif
static ruby_default_parser_enum default_parser = RB_DEFAULT_PARSER;
ruby_default_parser_enum
rb_ruby_default_parser(void)
{
return default_parser;
}
void
rb_ruby_default_parser_set(ruby_default_parser_enum parser)
{
default_parser = parser;
}
static void
define_ruby_description(const char *const jit_opt)
{
static char desc[
sizeof(ruby_description)
+ rb_strlen_lit(YJIT_DESCRIPTION)
+ rb_strlen_lit(" +MN")
+ rb_strlen_lit(" +PRISM")
#if USE_SHARED_GC
+ rb_strlen_lit(GC_DESCRIPTION)
// Assume the active GC name can not be longer than 20 chars
// so that we don't have to use strlen and remove the static
// qualifier from desc.
+ RB_GC_MAX_NAME_LEN + 3
#endif
];
int n = ruby_description_opt_point;
memcpy(desc, ruby_description, n);
# define append(s) (n += (int)strlcpy(desc + n, s, sizeof(desc) - n))
if (*jit_opt) append(jit_opt);
RUBY_ASSERT(n <= ruby_description_opt_point + (int)rb_strlen_lit(YJIT_DESCRIPTION));
if (ruby_mn_threads_enabled) append(" +MN");
if (rb_ruby_prism_p()) append(" +PRISM");
#if USE_SHARED_GC
append(GC_DESCRIPTION);
if (rb_gc_external_gc_loaded_p()) {
append("[");
append(rb_gc_active_gc_name());
append("]");
}
#endif
append(ruby_description + ruby_description_opt_point);
# undef append
VALUE description = rb_obj_freeze(rb_usascii_str_new_static(desc, n));
rb_dynamic_description = desc;
/*
* The full ruby version string, like <tt>ruby -v</tt> prints
*/
rb_define_global_const("RUBY_DESCRIPTION", /* MKSTR(description) */ description);
}
void
Init_ruby_description(ruby_cmdline_options_t *opt)
{
const char *const jit_opt =
RJIT_OPTS_ON ? " +RJIT" :
YJIT_OPTS_ON ? YJIT_DESCRIPTION :
"";
define_ruby_description(jit_opt);
}
void
ruby_set_yjit_description(void)
{
rb_const_remove(rb_cObject, rb_intern("RUBY_DESCRIPTION"));
define_ruby_description(YJIT_DESCRIPTION);
}
void
ruby_show_version(void)
{
puts(rb_dynamic_description);
#ifdef RUBY_LAST_COMMIT_TITLE
fputs("last_commit=" RUBY_LAST_COMMIT_TITLE, stdout);
#endif
#ifdef HAVE_MALLOC_CONF
if (malloc_conf) printf("malloc_conf=%s\n", malloc_conf);
#endif
fflush(stdout);
}
void
ruby_show_copyright(void)
{
PRINT(copyright);
fflush(stdout);
}