1 files changed, 58 insertions, 8 deletions
diff --git a/libc/msdos/conio.c b/libc/msdos/conio.c
index 3c51c92..1abfa40 100644
--- a/libc/msdos/conio.c
+++ b/libc/msdos/conio.c
@@ -1,23 +1,73 @@
 /* Is this BIOS keyboard io ? */
 
-cgets()
-
-cputs()
-
 getch()
+{
+#asm
+  xor   ax,ax
+  int   $16
+#endasm
+}
 
 getche()
+{
+   int i = getch();
+   if( i & 0xFF) putch(i);
+   return i;
+}
+
+kbhit()
+{
+#asm
+  mov   ah,#1
+  int   $16
+  jz    nokey
+  cmp   ax,#0
+  jnz   dort
+  mov   ax,#3
+dort:
+  ret
+nokey:
+  xor   ax,ax
+#endasm
+}
+
+putch()
+{
+#asm
+#if !__FIRST_ARG_IN_AX__
+  mov   bx,sp
+  mov   ax,[bx+2]
+#endif
+  mov   ah,#$0E
+  mov   bx,#7
+  int   $10
+#endasm
+}
+
+cputs(str)
+char * str;
+{
+   while(*str) putch(*str++);
+}
+
+cgets()
+{
+}
 
 cprintf()
+{
+}
 
 cscanf()
+{
+}
 
 getpass()
+{
+}
 
 gotoxy()
-
-kbhit()
-
-putch()
+{
+}