gambas-source-code/main/gbx/gbx_c_application.c
Benoît Minisini e6bc6243e1 [INTERPRETER]
* BUG: Application.Dir is correctly declared now. Consequently, it will
  work with JIT compiler.


git-svn-id: svn://localhost/gambas/trunk@7467 867c0c6c-44f3-4631-809d-bfa615b0a4ec
2015-11-11 01:25:40 +00:00

335 lines
6.6 KiB
C

/***************************************************************************
gbx_c_application.c
(c) 2000-2013 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., 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301, USA.
***************************************************************************/
#define __GBX_C_APPLICATION_C
#include "gambas.h"
#include "gbx_info.h"
#ifndef GBX_INFO
#include "config.h"
#include <sys/wait.h>
#include <sys/time.h>
#include <sys/resource.h>
#include <sys/types.h>
#include <signal.h>
#include <pwd.h>
#include <unistd.h>
#include "gb_common.h"
#include "gb_error.h"
#include "gbx_api.h"
#include "gbx_class.h"
#include "gbx_project.h"
#include "gbx_local.h"
#include "gbx_event.h"
#include "gbx_string.h"
#include "gbx_exec.h"
#include "gbx_extern.h"
#include "gbx_object.h"
#include "gbx_c_application.h"
static bool _daemon = FALSE;
extern char **environ;
//-------------------------------------------------------------------------
BEGIN_PROPERTY(Application_Path)
GB_ReturnString(PROJECT_path);
END_PROPERTY
BEGIN_PROPERTY(Application_Name)
GB_ReturnConstZeroString(PROJECT_name);
END_PROPERTY
BEGIN_PROPERTY(Application_Title)
GB_ReturnConstZeroString(LOCAL_gettext(PROJECT_title));
END_PROPERTY
BEGIN_PROPERTY(Application_Id)
GB_ReturnInt(getpid());
END_PROPERTY
BEGIN_PROPERTY(Application_Dir)
GB_ReturnString(PROJECT_oldcwd);
END_PROPERTY
BEGIN_PROPERTY(Application_Version)
GB_ReturnConstZeroString(PROJECT_version);
END_PROPERTY
//-------------------------------------------------------------------------
BEGIN_PROPERTY(Application_Args_Count)
GB_ReturnInt(PROJECT_argc);
END_PROPERTY
BEGIN_PROPERTY(Application_Args_Max)
GB_ReturnInt(PROJECT_argc - 1);
END_PROPERTY
BEGIN_METHOD(Application_Args_get, GB_INTEGER index)
int index = VARG(index);
if (index < 0)
{
GB_Error((char *)E_ARG);
return;
}
if (index >= PROJECT_argc)
GB_ReturnVoidString();
else
GB_ReturnConstZeroString(PROJECT_argv[index]);
END_METHOD
BEGIN_METHOD_VOID(Application_Args_next)
int *index = (int*)GB_GetEnum();
if (*index >= PROJECT_argc)
GB_StopEnum();
else
{
GB_ReturnConstZeroString(PROJECT_argv[*index]);
(*index)++;
}
END_METHOD
BEGIN_PROPERTY(Application_Args_All)
GB_ARRAY array;
int i;
char *arg;
GB_ArrayNew(&array, GB_T_STRING, PROJECT_argc);
for (i = 0; i < PROJECT_argc; i++)
{
arg = PROJECT_argv[i];
if (arg && *arg)
*(char **)GB_ArrayGet(array, i) = STRING_new_zero(arg);
}
GB_ReturnObject(array);
END_PROPERTY
//-------------------------------------------------------------------------
BEGIN_PROPERTY(Application_Env_Count)
int n = 0;
while(environ[n])
n++;
GB_ReturnInt(n);
END_PROPERTY
BEGIN_METHOD(Application_Env_get, GB_STRING key)
GB_ReturnNewZeroString(getenv(GB_ToZeroString(ARG(key))));
END_METHOD
BEGIN_METHOD(Application_Env_put, GB_STRING value; GB_STRING key)
setenv(GB_ToZeroString(ARG(key)), GB_ToZeroString(ARG(value)), 1);
END_METHOD
BEGIN_METHOD_VOID(Application_Env_next)
int *index = (int*)GB_GetEnum();
char *pos;
char *key;
if (environ[*index] == NULL)
GB_StopEnum();
else
{
key = environ[*index];
pos = strchr(key, '=');
if (!pos)
GB_ReturnVoidString();
else
GB_ReturnConstString(key, pos - key);
(*index)++;
}
END_METHOD
//-------------------------------------------------------------------------
static void init_again(int old_pid)
{
char old[PATH_MAX];
FILE_remove_temp_file();
snprintf(old, sizeof(old),FILE_TEMP_DIR, getuid(), old_pid);
rename(old, FILE_make_temp(NULL, NULL));
}
BEGIN_PROPERTY(Application_Daemon)
int old_pid;
if (READ_PROPERTY)
GB_ReturnBoolean(_daemon);
else
{
if (!_daemon && VPROP(GB_BOOLEAN))
{
old_pid = getpid();
if (daemon(FALSE, FALSE))
THROW_SYSTEM(errno, NULL);
// Argh! daemon() changes the current process id...
_daemon = TRUE;
init_again(old_pid);
}
}
END_PROPERTY
BEGIN_PROPERTY(Application_Startup)
GB_ReturnObject(PROJECT_class);
END_PROPERTY
BEGIN_PROPERTY(Application_Priority)
int pr;
if (READ_PROPERTY)
{
errno = 0;
pr = getpriority(PRIO_PROCESS, 0);
if (pr == -1 && errno > 0)
THROW_SYSTEM(errno, NULL);
GB_ReturnInteger(pr);
}
else
{
pr = VPROP(GB_INTEGER);
if (pr < -20)
pr = -20;
else if (pr > 19)
pr = 19;
if (setpriority(PRIO_PROCESS, 0, VPROP(GB_INTEGER)) < 0)
THROW_SYSTEM(errno, NULL);
}
END_PROPERTY
#endif
//-------------------------------------------------------------------------
GB_DESC NATIVE_AppArgs[] =
{
GB_DECLARE_STATIC("Args"),
GB_STATIC_PROPERTY_READ("Count", "i", Application_Args_Count),
GB_STATIC_PROPERTY_READ("Max", "i", Application_Args_Max),
GB_STATIC_PROPERTY_READ("All", "String[]", Application_Args_All),
GB_STATIC_METHOD("_get", "s", Application_Args_get, "(Index)i"),
GB_STATIC_METHOD("_next", "s", Application_Args_next, NULL),
GB_END_DECLARE
};
GB_DESC NATIVE_AppEnv[] =
{
GB_DECLARE_STATIC("Env"),
GB_STATIC_PROPERTY_READ("Count", "i", Application_Env_Count),
GB_STATIC_METHOD("_get", "s", Application_Env_get, "(Key)s"),
GB_STATIC_METHOD("_put", NULL, Application_Env_put, "(Value)s(Key)s"),
GB_STATIC_METHOD("_next", "s", Application_Env_next, NULL),
GB_END_DECLARE
};
GB_DESC NATIVE_App[] =
{
GB_DECLARE_STATIC("Application"),
GB_STATIC_PROPERTY_SELF("Args", "Args"),
GB_STATIC_PROPERTY_SELF("Env", "Env"),
GB_STATIC_PROPERTY_READ("Path", "s", Application_Path),
GB_STATIC_PROPERTY_READ("Name", "s", Application_Name),
GB_STATIC_PROPERTY_READ("Title", "s", Application_Title),
GB_STATIC_PROPERTY_READ("Id", "i", Application_Id),
GB_STATIC_PROPERTY_READ("Handle", "i", Application_Id),
GB_STATIC_PROPERTY_READ("Version", "s", Application_Version),
GB_STATIC_PROPERTY_READ("Dir", "s", Application_Dir),
GB_STATIC_PROPERTY("Daemon", "b", Application_Daemon),
GB_STATIC_PROPERTY_READ("Startup", "Class", Application_Startup),
GB_STATIC_PROPERTY("Priority", "i", Application_Priority),
GB_END_DECLARE
};