Implement a few more escape sequences that BSD/OS has defined for pccons;

fixes NetBSD PR 2947.  Note that some of the new sequences are accepted but
ignored

diff --git a/sys/arch/i386/isa/pccons.c b/sys/arch/i386/isa/pccons.c
index 582fd7f..8720bef 100644 (file)
--- a/sys/arch/i386/isa/pccons.c
+++ b/sys/arch/i386/isa/pccons.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: pccons.c,v 1.30 1996/10/16 12:46:30 deraadt Exp $     */
+/*     $OpenBSD: pccons.c,v 1.31 1996/12/05 04:40:26 tholo Exp $       */
 /*     $NetBSD: pccons.c,v 1.99.4.1 1996/06/04 20:03:53 cgd Exp $      */
 
 /*-
@@ -108,11 +108,12 @@ static struct video_state {
        u_char  state;          /* parser state */
 #define        VSS_ESCAPE      1
 #define        VSS_EBRACE      2
-#define        VSS_EPARAM      3
+#define VSS_EBRACEQ    3
+#define        VSS_EPARAM      4
        char    so;             /* in standout mode? */
        char    color;          /* color or mono display */
-       char    at;             /* normal attributes */
-       char    so_at;          /* standout attributes */
+       char    at, save_at;    /* normal attributes */
+       char    so_at, save_so; /* standout attributes */
 } vs;
 
 struct pc_softc {
@@ -1137,6 +1138,59 @@ sput(cp, n)
                                                goto maybe_scroll;
                                }
                                break;
+                       case VSS_EBRACEQ: {
+                               char *col;
+
+                               switch (c) {
+                               case 'D':
+                                       break;
+                               case 'E':
+                                       break;
+                               case 'F':
+                                       col = &vs.at;
+do_fg:
+                                       *col = (*col & 0xf0) | (vs.cx & 0x0f);
+                                       break;
+                               case 'G':
+                                       col = &vs.at;
+do_bg:
+                                       *col = (*col & 0x0f) | ((vs.cx & 0x0f) << 4);
+                                       break;
+                               case 'H':
+                                       col = &vs.so_at;
+                                       goto do_fg;
+                               case 'I':
+                                       col = &vs.so_at;
+                                       goto do_bg;
+                               case 'J':
+                                       break;
+                               case 'K':
+                                       break;
+                               case 'k':
+                                       break;
+                               case 'l':
+                                       break;
+                               case 'M':
+                                       break;
+                               case 'R':
+                                       vs.at = vs.save_at;
+                                       vs.so_at = vs.save_so;
+                                       break;
+                               case 'S':
+                                       vs.save_at = vs.at;
+                                       vs.save_so = vs.so_at;
+                                       break;
+                               default:
+                                       if ((c >= '0') && (c <= '9')) {
+                                               vs.cx *= 10;
+                                               vs.cx += c - '0';
+                                       } else
+                                               vs.state = 0;
+                                       break;
+                               }
+                               vs.state = 0;
+                               break;
+                       }
                        default: /* VSS_EBRACE or VSS_EPARAM */
                                switch (c) {
                                        int pos;
@@ -1394,6 +1448,19 @@ sput(cp, n)
                                        }
                                        vs.state = 0;
                                        break;
+                               case '_': /* set cursor type */
+                                       if (vs.cx == 2)
+                                               vs.cx = 14;
+                                       else if (vs.cx)
+                                               vs.cx = 1;
+                                       else
+                                               vs.cx = 12;
+                                       cursor_shape = (vs.cx << 8) | 13;
+                                       set_cursor_shape();
+                                       break;
+                               case '=':
+                                       vs.state = VSS_EBRACEQ;
+                                       break;
                                        
                                default: /* Only numbers valid here */
                                        if ((c >= '0') && (c <= '9')) {