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https://github.com/cc65/cc65.git
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90 lines
1.9 KiB
C
90 lines
1.9 KiB
C
/*
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** Fancy hello world program using cc65.
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**
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** Ullrich von Bassewitz (ullrich@von-bassewitz.de)
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**
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*/
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#include <stdlib.h>
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#include <string.h>
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#include <conio.h>
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#include <joystick.h>
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/*****************************************************************************/
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/* Data */
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/*****************************************************************************/
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static const char Text [] = "Hello world!";
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/*****************************************************************************/
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/* Code */
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/*****************************************************************************/
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int main (void)
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{
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unsigned char XSize, YSize;
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/* Set screen colors */
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(void) textcolor (COLOR_WHITE);
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(void) bordercolor (COLOR_BLACK);
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(void) bgcolor (COLOR_BLACK);
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/* Clear the screen, put cursor in upper left corner */
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clrscr ();
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/* Ask for the screen size */
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screensize (&XSize, &YSize);
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/* Draw a border around the screen */
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/* Top line */
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cputc (CH_ULCORNER);
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chline (XSize - 2);
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cputc (CH_URCORNER);
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/* Vertical line, left side */
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cvlinexy (0, 1, YSize - 2);
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/* Bottom line */
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cputc (CH_LLCORNER);
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chline (XSize - 2);
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cputc (CH_LRCORNER);
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/* Vertical line, right side */
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cvlinexy (XSize - 1, 1, YSize - 2);
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/* Write the greeting in the mid of the screen */
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gotoxy ((XSize - strlen (Text)) / 2, YSize / 2);
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cprintf ("%s", Text);
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#if defined(__NES__) || defined(__PCE__) || defined(__GAMATE__) || defined(__ATARI5200__)
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/* Wait for the user to press a button */
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joy_install (joy_static_stddrv);
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while (!joy_read (JOY_1)) ;
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joy_uninstall ();
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#else
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/* Wait for the user to press a key */
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cgetc ();
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#endif
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/* Clear the screen again */
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clrscr ();
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/* Done */
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return EXIT_SUCCESS;
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}
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