From ff7d6f4c3484422431eb7bfbcd7f229a7800a7d3 Mon Sep 17 00:00:00 2001
From: Charlie Gordon <qemacs@chqrlie.org>
Date: Mon, 9 May 2005 03:24:22 +0000
Subject: [PATCH] another try for linedrawing chars using alternate charsets

---
 shell.c | 7 +++++--
 tty.c   | 9 ++++++++-
 2 files changed, 13 insertions(+), 3 deletions(-)

diff --git a/shell.c b/shell.c
index ded62c7..e7597a0 100644
--- a/shell.c
+++ b/shell.c
@@ -302,11 +302,11 @@ static void tty_emulate(ShellState *s, int c)
             }
             break;
 	case 14:
-	    eb_set_charset(s->b, &charset_8859_1);
+	    //eb_set_charset(s->b, &charset_8859_1);
 	    s->shifted = 1;
 	    break;
 	case 15:
-	    eb_set_charset(s->b, &charset_cp1125);
+	    //eb_set_charset(s->b, &charset_cp1125);
 	    s->shifted = 0;
 	    break;
         case 27:
@@ -315,6 +315,9 @@ static void tty_emulate(ShellState *s, int c)
         default:
             if (c >= 32 || c == 9) {
                 int c1, cur_len, len;
+		/* CG: horrible kludge for alternate charset support */
+		if (s->shifted && c >= 96 && c < 128)
+		    c += 32;
                 /* write char (should factorize with do_char() code */
                 len = unicode_to_charset(buf1, c, s->b->charset);
                 c1 = eb_nextc(s->b, s->cur_offset, &offset);
diff --git a/tty.c b/tty.c
index 93a45b6..255f80b 100644
--- a/tty.c
+++ b/tty.c
@@ -635,9 +635,16 @@ static void term_flush(QEditScreen *s)
                                    30 + fgcolor, 40 + bgcolor);
                         }
                         /* do not display escape codes or invalid codes */
-                        if (cc < 32 || (cc >= 128 && cc < 128 + 32)) {
+                        if (cc < 32) {
                             buf[0] = '.';
                             buf[1] = '\0';
+                        } else
+                        if (cc >= 128 && cc < 128 + 32) {
+                            /* Kludge for linedrawing chars */
+                            buf[0] = '\016';
+                            buf[1] = cc - 32;
+                            buf[2] = '\017';
+                            buf[3] = '\0';
                         } else {
                             unicode_to_charset(buf, cc, s->charset);
                         }