cc65/samples/symTiny.c

// --------------------------------------------------------------------------
// Hello World for Sym-1
//
// Uses only getchar, putchar and puts, generating smaller code than printf
//
// Wayne Parham
//
// wayne@parhamdata.com
// --------------------------------------------------------------------------

#include <stdio.h>
#include <sym1.h>

void main(void) {
   char c = 0x00;
   int  d = 0x00;
   int  l = 0x00;

   puts( "Hello World!\n" );

   puts( "Type a line and press ENTER, please:\n" );

   for( l = 0; l < 2; l++ ) {
      beep();
      for( d = 0; d < 10 ; d++ ) {
      }
   }

   while( c != '\r' ) {
      c = getchar();
      putchar( c );
   }

   puts( "\n\nThanks!\n" );

   for( l = 0; l < 5; l++ ) {
      beep();
      for( d = 0; d < 10 ; d++ ) {
      }
   }

   return;
}