From: Ben Gras <ben@minix3.org>
Date: Wed, 4 Feb 2009 17:30:01 +0000 (+0000)
Subject: simplified the code a little, corrected some hasty statements.
X-Git-Tag: v3.1.4~116
X-Git-Url: http://zhaoyanbai.com/repos/Bv9ARM.ch05.html?a=commitdiff_plain;h=bb18be5d06249cac8a25a84e98e19f1d9fbaea25;p=minix.git

simplified the code a little, corrected some hasty statements.
---

diff --git a/drivers/tty/keyboard.c b/drivers/tty/keyboard.c
index 5e093574e..d0e9fdcaf 100644
--- a/drivers/tty/keyboard.c
+++ b/drivers/tty/keyboard.c
@@ -454,13 +454,6 @@ message *m;
 }
 
 
-/*===========================================================================*
- *				map_key0				     *
- *===========================================================================*/
-/* Map a scan code to an ASCII code ignoring modifiers. */
-#define map_key0(scode)	 \
-	((unsigned) keymap[(scode) * MAP_COLS])
-
 /*===========================================================================*
  *				map_key					     *
  *===========================================================================*/
@@ -472,12 +465,10 @@ int scode;
   int caps, column, lk;
   u16_t *keyrow;
 
-  if (scode == SLASH_SCAN && esc) return '/';	/* don't map numeric slash */
-
   if(esc)
-	  keyrow = &keymap[scode * MAP_COLS];
-  else
 	  keyrow = &keymap_escaped[scode * MAP_COLS];
+  else
+	  keyrow = &keymap[scode * MAP_COLS];
 
   caps = shift;
   lk = locks[ccurrent];
@@ -771,12 +762,13 @@ int scode;			/* scan code of key just struck or released */
 		esc = 1;		/* Next key is escaped */
 		return(-1);
   	default:		/* A normal key */
-  		if(!ch) {
-  			printf("tty: ignoring unrecognized %s scancode 0x%x\n",
-  				esc ? "escaped" : "straight", scode);
-  			return -1;
-  		}
-		if(make) return(ch);
+		if(!make)
+			return -1;
+		if(ch)
+			return ch;
+  		printf("tty: ignoring unrecognized %s scancode 0x%x\n",
+  			escape ? "escaped" : "straight", scode);
+  		return -1;
   }
 
   /* Key release, or a shift type key. */