libs/sqplus/sqstdlib/sqstdsystem.cpp
2017-01-10 07:08:49 +03:00

148 lines
3.2 KiB
C++
Executable File

/* see copyright notice in squirrel.h */
#include <squirrel.h>
#include <time.h>
#include <stdlib.h>
#include <stdio.h>
#include <sqstdsystem.h>
#ifdef SQUNICODE
#include <wchar.h>
#define scgetenv _wgetenv
#define scsystem _wsystem
#define scasctime _wasctime
#define scremove _wremove
#define screname _wrename
#else
#define scgetenv getenv
#define scsystem system
#define scasctime asctime
#define scremove remove
#define screname rename
#endif
static SQInteger _system_getenv(HSQUIRRELVM v)
{
const SQChar *s;
if(SQ_SUCCEEDED(sq_getstring(v,2,&s))){
sq_pushstring(v,scgetenv(s),-1);
return 1;
}
return 0;
}
static SQInteger _system_system(HSQUIRRELVM v)
{
const SQChar *s;
if(SQ_SUCCEEDED(sq_getstring(v,2,&s))){
sq_pushinteger(v,scsystem(s));
return 1;
}
return sq_throwerror(v,_SC("wrong param"));
}
static SQInteger _system_clock(HSQUIRRELVM v)
{
sq_pushfloat(v,((SQFloat)clock())/(SQFloat)CLOCKS_PER_SEC);
return 1;
}
static SQInteger _system_time(HSQUIRRELVM v)
{
time_t t;
time(&t);
sq_pushinteger(v,*((SQInteger *)&t));
return 1;
}
static SQInteger _system_remove(HSQUIRRELVM v)
{
const SQChar *s;
sq_getstring(v,2,&s);
if(scremove(s)==-1)
return sq_throwerror(v,_SC("remove() failed"));
return 0;
}
static SQInteger _system_rename(HSQUIRRELVM v)
{
const SQChar *oldn,*newn;
sq_getstring(v,2,&oldn);
sq_getstring(v,3,&newn);
if(screname(oldn,newn)==-1)
return sq_throwerror(v,_SC("rename() failed"));
return 0;
}
static void _set_integer_slot(HSQUIRRELVM v,const SQChar *name,SQInteger val)
{
sq_pushstring(v,name,-1);
sq_pushinteger(v,val);
sq_rawset(v,-3);
}
static SQInteger _system_date(HSQUIRRELVM v)
{
time_t t;
SQInteger it;
SQInteger format = 'l';
if(sq_gettop(v) > 1) {
sq_getinteger(v,2,&it);
t = it;
if(sq_gettop(v) > 2) {
sq_getinteger(v,3,(SQInteger*)&format);
}
}
else {
time(&t);
}
tm *date;
if(format == 'u')
date = gmtime(&t);
else
date = localtime(&t);
if(!date)
return sq_throwerror(v,_SC("crt api failure"));
sq_newtable(v);
_set_integer_slot(v, _SC("sec"), date->tm_sec);
_set_integer_slot(v, _SC("min"), date->tm_min);
_set_integer_slot(v, _SC("hour"), date->tm_hour);
_set_integer_slot(v, _SC("day"), date->tm_mday);
_set_integer_slot(v, _SC("month"), date->tm_mon);
_set_integer_slot(v, _SC("year"), date->tm_year+1900);
_set_integer_slot(v, _SC("wday"), date->tm_wday);
_set_integer_slot(v, _SC("yday"), date->tm_yday);
return 1;
}
#define _DECL_FUNC(name,nparams,pmask) {_SC(#name),_system_##name,nparams,pmask}
static SQRegFunction systemlib_funcs[]={
_DECL_FUNC(getenv,2,_SC(".s")),
_DECL_FUNC(system,2,_SC(".s")),
_DECL_FUNC(clock,1,NULL),
_DECL_FUNC(time,1,NULL),
_DECL_FUNC(date,-1,_SC(".nn")),
_DECL_FUNC(remove,2,_SC(".s")),
_DECL_FUNC(rename,3,_SC(".ss")),
{0,0}
};
SQInteger sqstd_register_systemlib(HSQUIRRELVM v)
{
SQInteger i=0;
while(systemlib_funcs[i].name!=0)
{
sq_pushstring(v,systemlib_funcs[i].name,-1);
sq_newclosure(v,systemlib_funcs[i].f,0);
sq_setparamscheck(v,systemlib_funcs[i].nparamscheck,systemlib_funcs[i].typemask);
sq_setnativeclosurename(v,-1,systemlib_funcs[i].name);
sq_createslot(v,-3);
i++;
}
return 1;
}