freebsd-ports/korean/han/files/patch-al

--- src/vt.c.orig	Sat Jan 25 17:55:02 1997
+++ src/vt.c	Sat Aug  7 05:09:15 1999
@@ -185,6 +185,11 @@
 static void	VtSetMode(u_char mode, bool sw)
 {
     switch(mode) {
+#if defined(__FreeBSD__)
+    case 1:
+        con.cursor_key_mode = sw;
+        break;
+#endif
     case 4:
 	con.ins = sw;
 	break;
@@ -654,4 +659,144 @@
     con.sb = lInfo.sb;
     con.db = lInfo.db|LATCH_1;
     con.active = cInfo.sw = TRUE;
+#if defined(__FreeBSD__)
+    con.cursor_key_mode = FALSE;
+#endif
 }
+
+#if defined(__FreeBSD__)
+
+static int ReplaceString(char *sp, const int len, const int maxlen,
+                         const int oldlen, const char *newstr)
+{
+  int newlen, copylen, diff;
+
+  newlen = strlen(newstr);
+  diff = newlen - oldlen;
+  copylen = len - oldlen;
+
+  if(len + diff > maxlen){
+    diff -= (len + diff - maxlen);
+    copylen = maxlen - newlen;
+  }
+  if(copylen > 0)
+    memcpy(sp + newlen, sp + oldlen, copylen);
+
+  copylen = newlen;
+  if(newlen > maxlen){
+    copylen = maxlen;
+    diff = maxlen - len;
+  }
+  if(copylen > 0)
+    memcpy(sp, newstr, copylen);
+
+  return(diff);
+}
+
+int cons25tovt100(u_char *buff, int len, const int max)
+{
+  u_char *p;
+  int i;
+  int newlen = len;
+
+  p = buff;
+
+  for(i=0; i<newlen; i++, p++){
+    switch(*p){
+    case '\177':
+      newlen += ReplaceString(p, len-i, max-i, 1, "\x1b[3~");
+      i += 3; p += 3;
+      break;
+    case '\033':                  /* ESC */
+      if(i + 2 <= newlen && *(p+1) == '['){
+        switch(*(p+2)){
+        case 'A':               /* up arrow */
+          if(con.cursor_key_mode)
+            newlen += ReplaceString(p, len-i, max-i, 3, "\x1bOA");
+          break;
+        case 'B':               /* down arrow */
+          if(con.cursor_key_mode)
+            newlen += ReplaceString(p, len-i, max-i, 3, "\x1bOB");
+          break;
+        case 'C':               /* right arrow */
+          if(con.cursor_key_mode)
+            newlen += ReplaceString(p, len-i, max-i, 3, "\x1bOC");
+          break;
+        case 'D':               /* left arrow */
+          if(con.cursor_key_mode)
+            newlen += ReplaceString(p, len-i, max-i, 3, "\x1bOD");
+          break;
+        case 'L':               /* insert */
+          newlen += ReplaceString(p, len-i, max-i, 3, "\x1b[2~");
+          i++; p++;
+          break;
+        case 'H':               /* home key */
+          newlen += ReplaceString(p, len-i, max-i, 3, "\x1b[4~");
+          i++; p++;
+          break;
+        case 'I':               /* prev page */
+          newlen += ReplaceString(p, len-i, max-i, 3, "\x1b[5~");
+          i++; p++;
+          break;
+        case 'G':               /* next page */
+          newlen += ReplaceString(p, len-i, max-i, 3, "\x1b[6~");
+          i++; p++;
+          break;
+        case 'M':               /* F1 */
+          newlen += ReplaceString(p, len-i, max-i, 3, "\x1b[11~");
+          i += 2; p += 2;
+          break;
+        case 'N':               /* F2 */
+          newlen += ReplaceString(p, len-i, max-i, 3, "\x1b[12~");
+          i += 2; p += 2;
+          break;
+        case 'O':               /* F3 */
+          newlen += ReplaceString(p, len-i, max-i, 3, "\x1b[13~");
+          i += 2; p += 2;
+          break;
+        case 'P':               /* F4 */
+          newlen += ReplaceString(p, len-i, max-i, 3, "\x1b[14~");
+          i += 2; p += 2;
+          break;
+        case 'Q':               /* F5 */
+          newlen += ReplaceString(p, len-i, max-i, 3, "\x1b[15~");
+          i += 2; p += 2;
+          break;
+        case 'R':               /* F6 */
+          newlen += ReplaceString(p, len-i, max-i, 3, "\x1b[17~");
+          i += 2; p += 2;
+          break;
+        case 'S':               /* F7 */
+          newlen += ReplaceString(p, len-i, max-i, 3, "\x1b[18~");
+          i += 2; p += 2;
+          break;
+        case 'T':               /* F8 */
+          newlen += ReplaceString(p, len-i, max-i, 3, "\x1b[19~");
+          i += 2; p += 2;
+          break;
+        case 'U':               /* F9 */
+          newlen += ReplaceString(p, len-i, max-i, 3, "\x1b[20~");
+          i += 2; p += 2;
+          break;
+        case 'V':               /* F10 */
+          newlen += ReplaceString(p, len-i, max-i, 3, "\x1b[21~");
+          i += 2; p += 2;
+          break;
+        case 'W':               /* F11 */
+          newlen += ReplaceString(p, len-i, max-i, 3, "\x1b[23~");
+          i += 2; p += 2;
+          break;
+        case 'X':               /* F12 */
+          newlen += ReplaceString(p, len-i, max-i, 3, "\x1b[24~");
+          i += 2; p += 2;
+          break;
+        }
+        i += 2; p += 2;
+      }
+    }
+  }
+
+  return(newlen);
+}
+
+#endif