main.c

   1 /**********************************************************************
   2
   3   main.c -
   4
   5   $Author$
   6   created at: Fri Aug 19 13:19:58 JST 1994
   7
   8   Copyright (C) 1993-2007 Yukihiro Matsumoto
   9
  10 **********************************************************************/
  11
  12 /*!
  13  * \mainpage Developers' documentation for Ruby
  14  *
  15  * This documentation is produced by applying Doxygen to
  16  * <a href="https://github.com/ruby/ruby">Ruby's source code</a>.
  17  * It is still under construction (and even not well-maintained).
  18  * If you are familiar with Ruby's source code, please improve the doc.
  19  */
  20 #undef RUBY_EXPORT
  21 #include "ruby.h"
  22 #include "vm_debug.h"
  23 #include "internal/sanitizers.h"
  24 #ifdef HAVE_LOCALE_H
  25 #include <locale.h>
  26 #endif
  27
  28 #if defined RUBY_DEVEL && !defined RUBY_DEBUG_ENV
  29 # define RUBY_DEBUG_ENV 1
  30 #endif
  31 #if defined RUBY_DEBUG_ENV && !RUBY_DEBUG_ENV
  32 # undef RUBY_DEBUG_ENV
  33 #endif
  34
  35 static int
  36 rb_main(int argc, char **argv)
  37 {
  38     RUBY_INIT_STACK;
  39     ruby_init();
  40     return ruby_run_node(ruby_options(argc, argv));
  41 }
  42
  43 #if defined(__wasm__) && !defined(__EMSCRIPTEN__)
  44 int rb_wasm_rt_start(int (main)(int argc, char **argv), int argc, char **argv);
  45 #define rb_main(argc, argv) rb_wasm_rt_start(rb_main, argc, argv)
  46 #endif
  47
  48 int
  49 main(int argc, char **argv)
  50 {
  51 #if defined(RUBY_DEBUG_ENV) || USE_RUBY_DEBUG_LOG
  52     ruby_set_debug_option(getenv("RUBY_DEBUG"));
  53 #endif
  54 #ifdef HAVE_LOCALE_H
  55     setlocale(LC_CTYPE, "");
  56 #endif
  57
  58     ruby_sysinit(&argc, &argv);
  59     return rb_main(argc, argv);
  60 }
  61
  62 #ifdef RUBY_ASAN_ENABLED
  63 /* Compile in the ASAN options Ruby needs, rather than relying on environment variables, so
  64  * that even tests which fork ruby with a clean environment will run ASAN with the right
  65  * settings */
  66 const char *
  67 __asan_default_options(void)
  68 {
  69     return "use_sigaltstack=0:detect_leaks=0";
  70 }
  71 #endif