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gambas-source-code/main/gbx/gbx.c
Benoît Minisini ff0804b8b1 [DEVELOPMENT ENVIRONMENT] 
* NEW: Welcome dialog was redesigned.
* BUG: Do not use the main window to display an error message if it is not 
  opened.

[INTERPRETER]
* BUG: Fix command-line arguments parsing again.

[GB.QT4]
* BUG: Some text alignment flags were not correctly detected.
* BUG: Cached DrawingArea should work as expected again.


git-svn-id: svn://localhost/gambas/trunk@2662 867c0c6c-44f3-4631-809d-bfa615b0a4ec
2010-02-04 16:00:01 +00:00

391 lines
7.4 KiB
C
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/***************************************************************************
gbx.c
(c) 2000-2009 Benoît Minisini <gambas@users.sourceforge.net>
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., 675 Mass Ave, Cambridge, MA 02139, USA.
***************************************************************************/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "gb_common.h"
#include "gb_alloc.h"
#include "gb_error.h"
#include <dlfcn.h>
#include <stdarg.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_c_file.h"
#include "gbx_c_application.h"
extern void _exit(int) NORETURN;
FILE *log_file;
static bool _welcome = FALSE;
static void NORETURN my_exit(int ret)
{
LOCAL_exit();
COMPONENT_exit();
EXTERN_exit();
//fclose(log_file);
exit(ret);
}
static void NORETURN fatal(const char *msg, ...)
{
va_list args;
va_start(args, msg);
fputs(EXEC_arch ? "gbr" GAMBAS_VERSION_STRING : "gbx" GAMBAS_VERSION_STRING, stderr);
fputs(": ", stderr);
vfprintf(stderr, msg, args);
va_end(args);
putc('\n', stderr);
my_exit(1);
}
static void init(const char *file)
{
COMPONENT_init();
FILE_init();
EXEC_init();
CLASS_init();
CFILE_init();
WATCH_init();
MATH_init();
PROJECT_init(file);
DEBUG_init();
if (file)
{
if (PROJECT_load()) // Call STACK_init()
{
if (!strcmp(file, "."))
fatal("no project file in current directory.");
else
fatal("no project file in '%s'.", file);
}
}
else
STACK_init();
LOCAL_init();
if (EXEC_debug)
{
DEBUG.Welcome();
DEBUG.Main(FALSE);
}
_welcome = TRUE;
}
static void main_exit(bool silent)
{
// If the stack has not been initialized because the project could not be started, do it know
if (!SP)
STACK_init();
STREAM_exit();
OBJECT_exit();
CLASS_clean_up(silent);
SUBR_exit();
DEBUG_exit();
CFILE_exit();
WATCH_exit();
CLASS_exit();
COMPONENT_exit();
EXTERN_exit();
PROJECT_exit();
LOCAL_exit();
EVENT_exit();
FILE_exit();
STACK_exit();
ERROR_exit();
STRING_exit();
//fclose(log_file);
}
static bool is_option(const char *arg, char option)
{
return (arg[0] == '-' && arg[1] == option && arg[2] == 0);
}
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 *class = NULL;
CLASS_DESC_METHOD *startup = NULL;
int i, n;
char *file = NULL;
bool nopreload = FALSE;
const char *prog;
//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");
MEMORY_init();
COMMON_init();
//STRING_init();
prog = argv[0];
EXEC_arch = (strcmp(prog, "gbr" GAMBAS_VERSION_STRING) == 0);
if (argc == 2)
{
if (is_long_option(argv[1], 'h', "help"))
{
if (EXEC_arch)
{
printf(
"Usage: gbr" GAMBAS_VERSION_STRING " [options] [<executable file>] [-- <arguments>]\n\n"
);
}
else
{
printf(
"Usage: gbx" GAMBAS_VERSION_STRING " [options] [<project file>] [-- <arguments>]\n"
" gbx" GAMBAS_VERSION_STRING " -e <expression>\n\n"
);
}
printf(
"Options:\n"
" -V --version display version\n"
" -h --help display this help\n"
" -L --license display license\n"
" -g enter debugging mode\n"
#if DO_PRELOADING
" -p disable preloading\n"
#endif
" -k do not unload shared libraries\n"
);
if (!EXEC_arch)
{
printf(" -e evaluate an expression\n");
}
my_exit(0);
}
else if (is_long_option(argv[1], 'V', "version"))
{
printf(VERSION "\n");
my_exit(0);
}
else if (is_long_option(argv[1], 'L', "license"))
{
printf(
"Gambas interpreter version " VERSION " " __DATE__ " " __TIME__ "\n"
COPYRIGHT
);
my_exit(0);
}
}
if (!EXEC_arch && argc >= 2 && is_option(argv[1], 'e'))
{
if (argc < 3)
fatal("-e option needs an expression.");
TRY
{
init(NULL);
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(argv[i], 'f'))
{
EXEC_fifo = TRUE;
if (i < (argc - 1) && *argv[i + 1] && *argv[i + 1] != '-')
{
EXEC_fifo_name = argv[i + 1];
i++;
}
}
else if (is_option(argv[i], 'p'))
{
nopreload = TRUE;
}
else if (is_option(argv[i], 'k'))
{
EXEC_keep_library = TRUE;
}
else if (is_option(argv[i], '-'))
{
break;
}
else
{
if (file)
{
fatal("too many %s.", EXEC_arch ? "executable files" : "project directories");
my_exit(1);
}
file = argv[i];
if (EXEC_arch)
{
i++;
break;
}
}
}
n = i;
if (!file)
file = ".";
if (!nopreload)
LIBRARY_preload(file, argv);
for (i = 1; i <= (argc - n); i++)
argv[i] = argv[i + n - 1];
argc -= n - 1;
//printf("argc = %d\n", argc);
/*for (i = 0; i < argc; i++)
fprintf(stderr, "argv[%d] = '%s'\n", i, argv[i]);
fprintf(stderr, "\n");*/
TRY
{
init(file);
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
{
if (EXEC_debug)
{
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);
EXEC_release_return_value();
HOOK_DEFAULT(loop, WATCH_loop)();
EVENT_check_post();
}
CATCH
{
if (ERROR->info.code && ERROR->info.code != E_ABORT)
{
if (EXEC_debug)
{
DEBUG.Main(TRUE);
main_exit(TRUE);
_exit(0);
}
else
{
ERROR_print();
main_exit(TRUE);
_exit(1);
}
}
}
END_TRY
main_exit(FALSE);
MEMORY_exit();
fflush(NULL);
exit(EXEC_return_value);
}
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