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gbdk-2020

GameBoy Development Kit
download: https://git.y1.nz/archives/gbdk.tar.gz
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gbdk-lib/libc/targets/sm83/gprintn.c

      1 #include <stdint.h>
      2 #include <gb/drawing.h>
      3 
      4 /* Print a number in any radix */
      5 
      6 extern char *digits;
      7 
      8 void gprintn(int8_t number, int8_t radix, int8_t signed_value) NONBANKED
      9 {
     10   uint8_t i;
     11 
     12   if(number < 0 && signed_value) {
     13     wrtchr('-');
     14     number = -number;
     15   }
     16   if((i = (uint8_t)number / (uint8_t)radix) != 0)
     17     gprintn(i, radix, UNSIGNED);
     18   wrtchr(digits[(uint8_t)number % (uint8_t)radix]);
     19 }

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