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Amiga CD-Sensation - Ausgabe 2 - Golden Games (1996)(GTI - Schatztruhe)(DE)[!].iso
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NDebt.lha
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Ndebt
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Ndebt.c
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C/C++ Source or Header
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1990-08-12
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4KB
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169 lines
/*
Ndebt - display the national debt (approximately) in a small window.
Ron Charlton
9002 Balcor Circle
Knoxville, TN 37923
Phone: (615)694-0800
PLINK: R*CHARLTON
BINTNET: charltr@utkvx1
05-Jul-90
This program is in the public domain. It may be used for any purpose.
Will Run from Workbench and CLI.
History:
v1.0 creation
v1.1 convert to Manx Aztec C 5.0a
*/
char id [] = " Ndebt by Ron Charlton V1.1 05-Jul-90 (public domain)";
#define INC 7673.015 /* delta debt per second */
#include <stdio.h>
#include <exec/types.h>
#include <intuition/intuition.h>
#include <time.h>
struct IntuitionBase *IntuitionBase;
struct Window *Wdw;
struct IntuiMessage *msg;
struct GfxBase *GfxBase;
#define Rp Wdw->RPort
struct NewWindow NewWdw =
{
180, 15, /* left, top */
250 ,21, /* width, height */
0, 1, /* DetailPen, BlockPen */
CLOSEWINDOW, /* IDCMP flags */
WINDOWCLOSE | WINDOWDEPTH | WINDOWDRAG | ACTIVATE, /* window flags */
NULL, /* pointer to 1st gadget */
NULL, /* pointer to checkmark image */
(void*)" USA National Debt", /* title */
NULL, /* pointer to screen structure, dummy */
NULL, /* pointer to custom bit map */
0,0, /* minimum width, height */
0,0, /* maximum width, height */
WBENCHSCREEN /* type of screen */
};
char buf [ 80 ] = "";
/* these are required by detach() */
long _stack = 2000, _priority = 0, _BackGroundIO = 1;
char *_procname = "NdebtProcess";
/* end detach() stuff */
void _cli_parse(){} /* don't need it */
void _wb_parse(){} /* don't need it, either */
/* ========================< main >============================== */
main()
{
time_t time();
double debt;
time_t now;
/* =-=-= open everything =-=-= */
IntuitionBase = (struct IntuitionBase *)
OpenLibrary("intuition.library",0);
if (IntuitionBase == NULL)
quit ();
GfxBase = (struct GfxBase *)
OpenLibrary("graphics.library",0);
if (GfxBase == NULL)
quit();
if (( Wdw = (struct Window *)OpenWindow(&NewWdw)) == NULL )
quit ();
SetWindowTitles ( Wdw, -1, id );
SetAPen ( Rp, 1 );
SetBPen ( Rp, 0 );
time ( &now );
if ( now < 300000000L ) /* before about 12/88 */
{
Move ( Rp, 37, 17 );
Text ( Rp, "Set DATE/TIME first.", 20 );
for (;;)
{
msg = (struct IntuiMessage *) GetMsg ( Wdw -> UserPort );
if ( msg != NULL ) /* we got the big CLOSEWINDOW */
{
ReplyMsg ( msg );
quit ();
}
}
}
buf [ 0 ] = '$';
for (;;) /* main loop */
{
msg = (struct IntuiMessage *) GetMsg ( Wdw -> UserPort );
if ( msg != NULL ) /* we got the big CLOSEWINDOW */
{
ReplyMsg ( msg );
break;
}
time ( &now );
/*
* As of 12/31/88: debt = $2,707,284,000,000 & rate = $7673.015/sec.
* Source - Survey of Current Business, c. January 1989.
*
* The following assumes 'now' is in seconds since 01-Jan-1970 (v5.0a).
*/
debt = now * INC - 1.893579e12;
sprintf ( buf+1, "%.0f", debt );
addcommas ( buf );
Move ( Rp, 37, 17 );
Text ( Rp, buf, strlen ( buf ) );
Delay ( 50L );
}
quit ();
}
/*
* add commas to an ASCII number in string s
*/
addcommas ( s )
char *s;
{
char work [ 80 ], *w;
int len = strlen ( s ), i;
w = work;
for ( i = 0; i < len; i++ )
{
if ( !(i % 3) && i )
*w = ',', ++w;
*w = s [ len - i - 1 ];
++w;
}
*w = '\0';
/* reverse the string */
for ( i = strlen ( work ); i > 0; i-- )
*s++ = work [ i - 1 ];
*s = '\0';
}
quit()
{
if ( Wdw ) CloseWindow ( Wdw );
if ( GfxBase ) CloseLibrary ( GfxBase );
if ( IntuitionBase ) CloseLibrary ( IntuitionBase );
exit(0);
}