gambas-source-code/main/gbx/gbx.c
gambas 3f7095bbd9 Run JIT compilation in the background to make programs start faster.
[INTERPRETER]
* OPT: JIT compilation is run in two steps.

[GB.JIT]
* OPT: Run JIT compilation in the background.
* NEW: JIT.Debug is a new property that allows to enable JIT debugging messages at runtime.
2019-03-11 16:34:50 +01:00

486 lines
9 KiB
C

/***************************************************************************
gbx.c
(c) 2000-2017 Benoît Minisini <g4mba5@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301, USA.
***************************************************************************/
#define __GBX_C
#include "config.h"
#include "../trunk_version.h"
//#define USE_PROFILE 1
#include "gb_common.h"
#include "gb_alloc.h"
#include "gb_error.h"
#include <dlfcn.h>
#include <stdarg.h>
#include <sys/time.h>
#include <sys/resource.h>
#include "gbx_class.h"
#include "gbx_exec.h"
#include "gbx_stack.h"
#include "gbx_debug.h"
#include "gb_file.h"
#include "gbx_component.h"
#include "gbx_project.h"
#include "gbx_local.h"
#include "gbx_watch.h"
#include "gbx_event.h"
#include "gbx_extern.h"
#include "gbx_eval.h"
#include "gbx_subr.h"
#include "gbx_math.h"
#include "gb_common_buffer.h"
#include "gbx_api.h"
#include "gbx_signal.h"
#include "gbx_jit.h"
#if USE_PROFILE
#include "gbx_profile.h"
#endif
#include "gbx_c_file.h"
#include "gbx_c_application.h"
extern void _exit(int) NORETURN;
FILE *log_file;
static bool _welcome = FALSE;
static bool _quit_after_main = FALSE;
static bool _eval = FALSE;
static void NORETURN my_exit(int ret)
{
LOCAL_exit();
COMPONENT_exit();
EXTERN_exit();
//fclose(log_file);
exit(ret);
}
static void init(const char *file, int argc, char **argv)
{
COMPONENT_init();
FILE_init();
EXEC_init();
CLASS_init();
CFILE_init();
WATCH_init();
MATH_init();
PROJECT_init(file);
DEBUG_init();
LOCAL_init();
if (file)
{
PROJECT_load();
if (PROJECT_run_httpd)
COMPONENT_exec("gb.httpd", argc, argv);
PROJECT_load_finish();
}
else
STACK_init();
if (EXEC_debug)
{
DEBUG.Welcome();
DEBUG.Main(FALSE);
}
_welcome = TRUE;
}
static void main_exit(bool silent)
{
silent |= EXEC_task;
// If the stack has not been initialized because the project could not be started, do it now
if (!SP)
STACK_init();
TRY
{
JIT_abort();
SIGNAL_exit();
EXTERN_release();
STREAM_exit();
OBJECT_exit();
CFILE_exit();
CLASS_clean_up(silent);
SUBR_exit();
DEBUG_exit();
WATCH_exit();
#if USE_PROFILE
PROFILE_exit();
#endif
CLASS_exit();
COMPONENT_exit();
EXTERN_exit();
PROJECT_exit();
LOCAL_exit();
EVENT_exit();
FILE_exit();
STACK_exit();
JIT_exit();
ERROR_exit();
}
CATCH
{
if (!silent)
ERROR_print_at(stderr, _eval, TRUE);
_exit(1);
}
END_TRY
STRING_exit();
}
static bool is_option(const char *arg, char option)
{
return (arg[0] == '-' && arg[1] == option && arg[2] == 0);
}
static bool is_option_arg(char **argv, int argc, int *i, char option, const char **param)
{
if (is_option(argv[*i], option))
{
if (*i < (argc - 1) && *argv[*i + 1] && *argv[*i + 1] != '-')
{
*param = argv[*i + 1];
(*i)++;
}
else
*param = NULL;
return TRUE;
}
else
return FALSE;
}
static bool is_long_option(const char *arg, char option, char *long_option)
{
if (is_option(arg, option))
return TRUE;
else
return (arg[0] == '-' && arg[1] == '-' && !strcmp(&arg[2], long_option));
}
int main(int argc, char *argv[])
{
CLASS_DESC_METHOD *startup = NULL;
int i, n;
char *file = NULL;
int ret = 0;
const char *redirect_stderr = NULL;
//char log_path[256];
//sprintf(log_path, "/tmp/gambas-%d.log", getuid());
//log_file = freopen(log_path, "w+", stderr);
//fprintf(stderr, "Fichier log Gambas\n");
/*struct rlimit rl = { 64000000, 64000000 };
if (setrlimit(RLIMIT_CORE, &rl))
perror(strerror(errno));*/
MEMORY_init();
COMMON_init();
//STRING_init();
EXEC_arch = (strcmp(FILE_get_name(argv[0]), "gbr" GAMBAS_VERSION_STRING) == 0);
if (argc == 2)
{
if (is_long_option(argv[1], 'h', "help"))
{
if (EXEC_arch)
{
printf(
"\nExecute a Gambas executable.\n"
"\nUsage: gbr" GAMBAS_VERSION_STRING " [options] <executable file> [<arguments>]\n\n"
);
}
else
{
printf(
"\nExecute a Gambas project or evaluate a Gambas expression (-e option).\n"
"\nUsage: gbx" GAMBAS_VERSION_STRING " [options] [<project file>] [-- <arguments>]\n"
" gbx" GAMBAS_VERSION_STRING " -e <expression>\n\n"
);
}
printf(
"Options:\n"
" -g enter debugging mode\n"
" -s <class> override startup class\n"
" -p <path> activate profiling and debugging mode\n"
" -k do not unload shared libraries\n"
" -H --httpd run through an embedded http server\n"
" -j disable just-in-time compiler\n"
);
if (!EXEC_arch)
printf(" -e evaluate an expression\n");
printf(
" -V --version display version\n"
" -L --license display license\n"
" -h --help display this help\n"
"\n"
);
my_exit(0);
}
else if (is_long_option(argv[1], 'V', "version"))
{
#ifdef TRUNK_VERSION
#ifdef TRUNK_VERSION_GIT
printf(VERSION " " TRUNK_VERSION "\n");
#else /* from svn */
printf(VERSION " r" TRUNK_VERSION "\n");
#endif
#else /* no TRUNK_VERSION */
printf(VERSION "\n");
#endif
my_exit(0);
}
else if (is_long_option(argv[1], 'L', "license"))
{
printf(
"\nGambas interpreter version " VERSION "\n"
COPYRIGHT
);
my_exit(0);
}
}
if (!EXEC_arch && argc >= 2 && is_option(argv[1], 'e'))
{
if (argc < 3)
ERROR_fatal("-e option needs an expression.");
_eval = TRUE;
TRY
{
init(NULL, argc, argv);
EVAL_string(argv[2]);
}
CATCH
{
if (ERROR_current->info.code && ERROR_current->info.code != E_ABORT)
ERROR_print_at(stderr, TRUE, TRUE);
main_exit(TRUE);
_exit(1);
}
END_TRY
main_exit(FALSE);
_exit(0);
}
for (i = 1; i < argc; i++)
{
if (is_option(argv[i], 'g'))
{
EXEC_debug = TRUE;
}
else if (is_option_arg(argv, argc, &i, 'p', &EXEC_profile_path))
{
EXEC_debug = TRUE;
EXEC_profile = TRUE;
}
else if (is_option_arg(argv, argc, &i, 'f', &EXEC_fifo_name))
{
EXEC_fifo = TRUE;
}
else if (is_option_arg(argv, argc, &i, 's', &PROJECT_startup))
{
continue;
}
else if (is_option_arg(argv, argc, &i, 't', &redirect_stderr))
{
int fd = open(redirect_stderr, O_WRONLY | O_CLOEXEC);
if (fd < 0)
ERROR_fatal("cannot redirect stderr.");
dup2(fd, STDERR_FILENO);
}
else if (is_option(argv[i], 'k'))
{
EXEC_keep_library = TRUE;
}
else if (is_option(argv[i], 'q'))
{
_quit_after_main = TRUE;
}
else if (is_long_option(argv[i], 'H', "httpd"))
{
PROJECT_run_httpd = TRUE;
}
else if (is_option(argv[i], 'j'))
{
JIT_disabled = TRUE;
}
else if (is_option(argv[i], '-'))
{
i++;
break;
}
else
{
if (file)
ERROR_fatal("too many %s.", EXEC_arch ? "executable files" : "project directories");
file = argv[i];
if (EXEC_arch)
{
i++;
break;
}
}
}
n = i;
if (!file)
file = ".";
if (EXEC_arch)
argv[0] = file;
for (i = 1; i <= (argc - n); i++)
argv[i] = argv[i + n - 1];
argc -= n - 1;
TRY
{
init(file, argc, argv);
if (!EXEC_arch)
argv[0] = PROJECT_name;
HOOK(main)(&argc, &argv);
EXEC_main_hook_done = TRUE;
/* Startup class */
CLASS_load(PROJECT_class);
startup = (CLASS_DESC_METHOD *)CLASS_get_symbol_desc_kind(PROJECT_class, "main", CD_STATIC_METHOD, 0);
if (startup == NULL)
THROW(E_MAIN);
//CAPP_init(); /* needs startup class */
CFILE_init_watch();
PROJECT_argc = argc;
PROJECT_argv = argv;
}
CATCH
{
ERROR_hook();
if (EXEC_debug && DEBUG_is_init())
{
if (!_welcome)
DEBUG.Main(TRUE);
DEBUG.Main(TRUE);
main_exit(FALSE);
_exit(0);
}
else
{
if (ERROR->info.code && ERROR->info.code != E_ABORT)
ERROR_print();
main_exit(TRUE);
_exit(1);
}
}
END_TRY
TRY
{
EXEC_public_desc(PROJECT_class, NULL, startup, 0);
if (TYPE_is_boolean(startup->type))
ret = RP->_boolean.value ? 1 : 0;
else if (TYPE_is_integer(startup->type))
ret = RP->_integer.value & 0xFF;
EXEC_release_return_value();
if (_quit_after_main)
{
main_exit(TRUE);
_exit(0);
}
if (!ret)
{
DEBUG_enter_event_loop();
HOOK_DEFAULT(loop, WATCH_loop)();
DEBUG_leave_event_loop();
EVENT_check_post();
}
}
CATCH
{
if (ERROR->info.code && ERROR->info.code != E_ABORT)
{
ERROR_hook();
if (EXEC_debug)
{
DEBUG.Main(TRUE);
main_exit(TRUE);
_exit(0);
}
else
{
ERROR_print();
main_exit(TRUE);
_exit(1);
}
}
ret = EXEC_quit_value;
}
END_TRY
main_exit(FALSE);
if (!EXEC_task)
MEMORY_exit();
fflush(NULL);
return ret;
}