diff options
Diffstat (limited to 'src/vt102.c')
| -rw-r--r-- | src/vt102.c | 125 |
1 files changed, 121 insertions, 4 deletions
diff --git a/src/vt102.c b/src/vt102.c index 84b544a..9f32ce0 100644 --- a/src/vt102.c +++ b/src/vt102.c @@ -10,6 +10,9 @@ static char rcsid[] = "$Id$"; /* * $Log$ + * Revision 1.10 2008/02/06 17:53:28 james + * *** empty log message *** + * * Revision 1.9 2008/02/06 15:53:22 james * *** empty log message *** * @@ -186,9 +189,16 @@ in_margins (VT102 * v, CRT_Pos p) void vt102_log_line (VT102 * v, int line) { + static FILE *log; CRT_Pos e = { VT102_COLS - 1, line }; CRT_Pos p = { 0, line }; + if (!log) + log=fopen("log","a+"); + + if (!log) return; + + for (; e.x > 0; --e.x) { if (v->crt.screen[CRT_ADDR_POS (&e)].chr != ' ') @@ -202,9 +212,9 @@ vt102_log_line (VT102 * v, int line) c = ' '; if (c > 126) c = ' '; - fputc (c, stderr); + fputc (c, log); } - fputc ('\n', stderr); + fputc ('\n', log); } void @@ -355,6 +365,7 @@ vt102_cursor_home (VT102 * v) v->pos = v->top_margin; vt102_cursor_normalize (v); v->pending_wrap = 0; + } vt102_cursor_absolute (VT102 * v, int x, int y) @@ -534,6 +545,7 @@ vt102_change_attr (VT102 * v, char *na) case 1: v->attr |= CRT_ATTR_BOLD; break; + case 21: case 22: v->attr &= ~CRT_ATTR_BOLD; break; @@ -556,7 +568,10 @@ vt102_change_attr (VT102 * v, char *na) v->attr &= ~CRT_ATTR_REVERSE; break; default: + ; +#if 0 fprintf (stderr, "unhandled SGR %d\n", a); +#endif } } @@ -601,12 +616,51 @@ vt102_parse_attr_string (VT102 * v, char *buf, int len) vt102_change_attr (v, &num[o]); } +void vt102_save_state(VT102 *v) +{ +v->saved.pos=v->pos; +v->saved.attr=v->attr; +v->saved.origin_mode=v->private_modes[VT102_PRIVATE_MODE_ORIGIN_MODE]; +} + +void vt102_restore_state(VT102 *v) +{ +v->pos=v->saved.pos; +v->attr=v->saved.attr; +v->private_modes[VT102_PRIVATE_MODE_ORIGIN_MODE]=v->saved.origin_mode; +vt102_cursor_normalize(v); +v->pending_wrap = 0; +} + void vt102_parse_esc (VT102 * v, int c) { - switch (c) { +case 'E': + if(v->pos.y==v->bottom_margin.y) { + vt102_log_line (v, v->pos.y); + crt_scroll_up (&v->crt, v->top_margin, v->bottom_margin, 1); + } else { + vt102_cursor_relative(v,0,1); + } + break; +case 'H': + v->tabs[v->pos.x]++; + break; +case 'M': + if(v->pos.y==v->top_margin.y) { + crt_scroll_down (&v->crt, v->top_margin, v->bottom_margin, 1); + } else { + vt102_cursor_relative(v,0,-1); + } + break; +case '7': + vt102_save_state(v); + break; +case '8': + vt102_restore_state(v); + break; #if 0 case '=': case '>': @@ -618,8 +672,11 @@ vt102_parse_esc (VT102 * v, int c) break; #endif default: +#if 0 fprintf (stderr, "unhandled ESC \\033 \\%03o (ESC %c)\n", c, (c < 32) ? '?' : c); +#endif + ; } } void @@ -663,7 +720,19 @@ vt102_parse_csi (VT102 * v, char *buf, int len) case 'D': vt102_cursor_relative (v, -narg, 0); break; + case 'E': + vt102_cursor_relative (v, 0, narg); + vt102_cursor_carriage_return (v); + break; + case 'F': + vt102_cursor_relative (v, 0, -narg); + vt102_cursor_carriage_return (v); + break; + case 'G': + vt102_cursor_absolute (v, narg-1, v->pos.y); + break; case 'H': + case 'f': { int x, y; @@ -778,13 +847,27 @@ vt102_parse_csi (VT102 * v, char *buf, int len) vt102_cursor_home (v); break; + case 's': + v->saved.pos=v->pos; + break; + case 'u': + v->pos=v->saved.pos; + vt102_cursor_normalize(v); + v->pending_wrap = 0; + break; default: +#if 0 fprintf (stderr, "unhandled CSI \\033%s\n", buf, buf[0]); +#endif + ; } break; default: +#if 0 fprintf (stderr, "unhandled CSI \\033%s\n", buf, buf[0]); +#endif + ; } @@ -815,7 +898,7 @@ vt102_parse_char (VT102 * v, int c) VT102_parser *p = &v->parser; #if 0 - fprintf (stderr, "%c pc %d %d %d %d %d\n", (c < 32) ? 32 : c, c, + fprintf (stderr, "char %c pc %d %d %d %d %d\n", (c < 32) ? 32 : c, c, p->in_csi, p->in_escape, v->pos.x, v->pos.y); #endif if (p->in_csi) @@ -852,7 +935,10 @@ vt102_parse_char (VT102 * v, int c) /*STX*/ case 2: /*ETX*/ case 3: /*EOT*/ case 4: + break; /*ENQ*/ case 5: + /*FIXME: Should send ack*/ + break; /*ACK*/ case 6: /*BEL*/ case 7: break; @@ -907,6 +993,7 @@ vt102_parse_char (VT102 * v, int c) } v->crt.pos = v->pos; + v->crt.hide_cursor=v->private_modes[VT102_PRIVATE_MODE_SHOW_CURSOR] ? 0:1; if (v->current_line.y != v->pos.y) { @@ -951,9 +1038,39 @@ vt102_reset (VT102 * v) v->private_modes[VT102_PRIVATE_MODE_AUTO_WRAP] = 1; v->private_modes[VT102_PRIVATE_MODE_AUTO_REPEAT] = 1; + v->private_modes[VT102_PRIVATE_MODE_SHOW_CURSOR] = 1; vt102_cursor_home (v); vt102_reset_tabs (v); v->current_line = v->pos; + vt102_save_state(v); + +#if 0 +{ +char buf[3]; +int i; + for (i=0;i<200;++i) { + sprintf(buf,"%3d",i); + vt102_parse_char (v,buf[0]); + vt102_parse_char (v,buf[1]); + vt102_parse_char (v,buf[2]); + vt102_parse_char (v,13); + vt102_parse_char (v,27); + vt102_parse_char (v,'M'); + } + vt102_parse_char(v,'f'); + vt102_parse_char (v,13); + for (i=0;i<23;++i) { + vt102_parse_char (v,27); + vt102_parse_char (v,'M'); + } + vt102_parse_char(v,'b'); + vt102_parse_char (v,13); +} +#endif + + + vt102_status_line (v, "VT102 foo bar baz I'm the urban spaceman baby"); + } |