Apply asie's patch 2 for performance optimizations

This patch replaces the txt_printf with the public domain posprintf
library.

1 files changed, 2 insertions, 1 deletions

diff --git a/src/main.c b/src/main.c
index bdff100..6df282d 100644
--- a/src/main.c
+++ b/src/main.c
@@ -39,11 +39,12 @@ nil_talk(Device *d, Uint8 b0, Uint8 w) {
 
 void
 console_talk(Device *d, u8 b0, u8 w) {
+    char stmp[2];
     if(!w) {
         return;
     }
     switch(b0) {
-        case 0x8: txt_printf("%c", d->dat[0x8]); break;
+        case 0x8: stmp[0] = d->dat[0x8]; stmp[1] = 0; txt_printf(stmp); break;
         case 0x9: txt_printf("0x%02x", d->dat[0x9]); break;
         case 0xb: txt_printf("0x%04x", mempeek16(d->dat, 0xa)); break;
         case 0xd: txt_printf("%s", &d->mem[mempeek16(d->dat, 0xc)]); break;