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