dxx-rebirth/common/editor/func.cpp
2015-12-13 18:00:49 +00:00

107 lines
2.2 KiB
C++

/*
* Portions of this file are copyright Rebirth contributors and licensed as
* described in COPYING.txt.
* Portions of this file are copyright Parallax Software and licensed
* according to the Parallax license below.
* See COPYING.txt for license details.
THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
COPYRIGHT 1993-1998 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
*/
/*
*
* .
*
*/
#include <stdlib.h>
#include <string.h>
#include "func.h"
#include "strutil.h"
namespace dcx {
#define MAX_PARAMS 10
static const FUNCTION * func_table = NULL;
static int func_size = 0;
static int initialized = 0;
static int func_params[MAX_PARAMS];
void func_init( const FUNCTION * funtable, int size )
{
if (!initialized)
{
initialized = 1;
func_table = funtable;
func_size = size;
atexit( func_close );
}
}
void func_close()
{
if (initialized)
{
initialized = 0;
func_table = NULL;
func_size = 0;
}
}
int (*func_get( char * name, int * numparams ))(void)
{
for (int i=0; i<func_size; i++ )
if (!d_stricmp( name, func_table[i].name ))
{
*numparams = func_table[i].nparams;
return func_table[i].cfunction;
}
return NULL;
}
int func_get_index( char * name )
{
for (int i=0; i<func_size; i++ )
if (!d_stricmp( name, func_table[i].name ))
{
return i;
}
return -1;
}
int (*func_nget( int func_number, int * numparams, const char **name ))(void)
{
if (func_number < func_size )
{
*name = func_table[func_number].name;
*numparams = func_table[func_number].nparams;
return func_table[func_number].cfunction;
}
return NULL;
}
int func_get_param( int n )
{
return func_params[n];
}
}