samples/embed/testi.c

   1 #include <mono/interpreter/embed.h>
   2 #include <mono/metadata/environment.h>
   3
   4 /*
   5  * Very simple mint embedding example.
   6  * Compile with:
   7  *      gcc -o testi testi.c `pkg-config --cflags --libs mint` -lm
   8  *      mcs test.cs
   9  * Run with:
  10  *      ./testi test.exe
  11  */
  12
  13 static MonoString*
  14 gimme () {
  15         return mono_string_new (mono_domain_get (), "All your monos are belong to us!");
  16 }
  17
  18 typedef struct
  19 {
  20         MonoDomain *domain;
  21         const char *file;
  22         int argc;
  23         char **argv;
  24 } MainThreadArgs;
  25
  26 static void main_thread_handler (gpointer user_data)
  27 {
  28         MainThreadArgs *main_args=(MainThreadArgs *)user_data;
  29         MonoAssembly *assembly;
  30
  31         assembly = mono_domain_assembly_open (main_args->domain,
  32                                               main_args->file);
  33         if (!assembly)
  34                 exit (2);
  35         /*
  36          * mono_jit_exec() will run the Main() method in the assembly.
  37          * The return value needs to be looked up from
  38          * System.Environment.ExitCode.
  39          */
  40         mono_interp_exec (main_args->domain, assembly, main_args->argc,
  41                        main_args->argv);
  42 }
  43
  44
  45 int
  46 main(int argc, char* argv[]) {
  47         MonoDomain *domain;
  48         const char *file;
  49         int retval;
  50         MainThreadArgs main_args;
  51
  52         if (argc < 2){
  53                 fprintf (stderr, "Please provide an assembly to load\n");
  54                 return 1;
  55         }
  56         file = argv [1];
  57         /*
  58          * mono_jit_init() creates a domain: each assembly is
  59          * loaded and run in a MonoDomain.
  60          */
  61         domain = mono_interp_init (file);
  62         /*
  63          * We add our special internal call, so that C# code
  64          * can call us back.
  65          */
  66         mono_add_internal_call ("MonoEmbed::gimme", gimme);
  67
  68         main_args.domain=domain;
  69         main_args.file=file;
  70         main_args.argc=argc-1;
  71         main_args.argv=argv+1;
  72
  73         mono_runtime_exec_managed_code (domain, main_thread_handler,
  74                                         &main_args);
  75
  76         retval=mono_environment_exitcode_get ();
  77
  78         mono_interp_cleanup (domain);
  79         return retval;
  80 }
  81